./chc-comp-wrapper.sh ../../../chc-comp24-benchmarks/LIA/chc-comp24-LIA-252.smt2 .


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This is Ultimate 0.3.0-dev-42d8767-m
[2025-04-28 21:21:39,489 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2025-04-28 21:21:39,592 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106b96fa-5405-42bd-a288-fad7d8bb7d0e/chc-comp25-scripts/participants/UltimateUnihorn/./chccomp-Unihorn_Default.epf
[2025-04-28 21:21:39,601 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2025-04-28 21:21:39,602 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2025-04-28 21:21:39,638 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2025-04-28 21:21:39,640 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2025-04-28 21:21:39,640 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2025-04-28 21:21:39,642 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2025-04-28 21:21:39,642 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2025-04-28 21:21:39,642 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2025-04-28 21:21:39,642 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2025-04-28 21:21:39,643 INFO  L153        SettingsManager]:  * Use SBE=true
[2025-04-28 21:21:39,643 INFO  L151        SettingsManager]: Preferences of ChcToBoogie differ from their defaults:
[2025-04-28 21:21:39,643 INFO  L153        SettingsManager]:  * Use one large procedure with gotos to replace tail recursive calls=false
[2025-04-28 21:21:39,644 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2025-04-28 21:21:39,645 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2025-04-28 21:21:39,645 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2025-04-28 21:21:39,645 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-04-28 21:21:39,645 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2025-04-28 21:21:39,645 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2025-04-28 21:21:39,646 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2025-04-28 21:21:39,646 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2025-04-28 21:21:39,646 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2025-04-28 21:21:39,646 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2025-04-28 21:21:39,647 INFO  L151        SettingsManager]: Preferences of SmtParser differ from their defaults:
[2025-04-28 21:21:39,647 INFO  L153        SettingsManager]:  * SmtParser Mode=UltimateTreeAutomizer
[2025-04-28 21:21:39,991 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2025-04-28 21:21:40,002 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2025-04-28 21:21:40,007 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2025-04-28 21:21:40,008 INFO  L270        PluginConnector]: Initializing SmtParser...
[2025-04-28 21:21:40,009 INFO  L274        PluginConnector]: SmtParser initialized
[2025-04-28 21:21:40,011 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106b96fa-5405-42bd-a288-fad7d8bb7d0e/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp24-benchmarks/LIA/chc-comp24-LIA-252.smt2
[2025-04-28 21:21:40,016 INFO  L314              SmtParser]: Parsing .smt2 file as a set of Horn Clauses
[2025-04-28 21:21:40,021 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
unknown
[2025-04-28 21:21:40,586 INFO  L339              SmtParser]: Successfully executed SMT file /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106b96fa-5405-42bd-a288-fad7d8bb7d0e/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp24-benchmarks/LIA/chc-comp24-LIA-252.smt2
[2025-04-28 21:21:40,589 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2025-04-28 21:21:40,594 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2025-04-28 21:21:40,596 INFO  L112        PluginConnector]: ------------------------ChcToBoogie----------------------------
[2025-04-28 21:21:40,596 INFO  L270        PluginConnector]: Initializing ChcToBoogie...
[2025-04-28 21:21:40,596 INFO  L274        PluginConnector]: ChcToBoogie initialized
[2025-04-28 21:21:40,599 INFO  L184        PluginConnector]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 28.04 09:21:40" (1/1) ...
[2025-04-28 21:21:40,669 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:40 Unit
[2025-04-28 21:21:40,670 INFO  L131        PluginConnector]: ------------------------ END ChcToBoogie----------------------------
[2025-04-28 21:21:40,672 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2025-04-28 21:21:40,672 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2025-04-28 21:21:40,673 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2025-04-28 21:21:40,692 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:40" (1/1) ...
[2025-04-28 21:21:40,693 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:40" (1/1) ...
[2025-04-28 21:21:40,751 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:40" (1/1) ...
[2025-04-28 21:21:40,751 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:40" (1/1) ...
[2025-04-28 21:21:40,764 INFO  L184        PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:40" (1/1) ...
[2025-04-28 21:21:40,768 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:40" (1/1) ...
[2025-04-28 21:21:40,770 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:40" (1/1) ...
[2025-04-28 21:21:40,778 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:40" (1/1) ...
[2025-04-28 21:21:40,780 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:40" (1/1) ...
[2025-04-28 21:21:40,821 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2025-04-28 21:21:40,822 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2025-04-28 21:21:40,824 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2025-04-28 21:21:40,824 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2025-04-28 21:21:40,825 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:40" (1/1) ...
[2025-04-28 21:21:40,833 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-04-28 21:21:40,847 INFO  L189       MonitoredProcess]: No working directory specified, using /usr/bin/z3
[2025-04-28 21:21:40,866 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /usr/bin/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2025-04-28 21:21:40,870 INFO  L327       MonitoredProcess]: [MP /usr/bin/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2025-04-28 21:21:40,885 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure False given in one single declaration
[2025-04-28 21:21:40,886 INFO  L130     BoogieDeclarations]: Found specification of procedure False
[2025-04-28 21:21:40,887 INFO  L138     BoogieDeclarations]: Found implementation of procedure False
[2025-04-28 21:21:40,887 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure CHC_COMP_FALSE given in one single declaration
[2025-04-28 21:21:40,887 INFO  L130     BoogieDeclarations]: Found specification of procedure CHC_COMP_FALSE
[2025-04-28 21:21:40,887 INFO  L138     BoogieDeclarations]: Found implementation of procedure CHC_COMP_FALSE
[2025-04-28 21:21:40,887 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure Assert .HSH1.CLN Main.java, line 17 given in one single declaration
[2025-04-28 21:21:40,887 INFO  L130     BoogieDeclarations]: Found specification of procedure Assert .HSH1.CLN Main.java, line 17
[2025-04-28 21:21:40,887 INFO  L138     BoogieDeclarations]: Found implementation of procedure Assert .HSH1.CLN Main.java, line 17
[2025-04-28 21:21:40,887 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block2_4 given in one single declaration
[2025-04-28 21:21:40,888 INFO  L130     BoogieDeclarations]: Found specification of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block2_4
[2025-04-28 21:21:40,888 INFO  L138     BoogieDeclarations]: Found implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block2_4
[2025-04-28 21:21:40,888 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block2_3 given in one single declaration
[2025-04-28 21:21:40,888 INFO  L130     BoogieDeclarations]: Found specification of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block2_3
[2025-04-28 21:21:40,889 INFO  L138     BoogieDeclarations]: Found implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block2_3
[2025-04-28 21:21:40,889 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block2_2 given in one single declaration
[2025-04-28 21:21:40,889 INFO  L130     BoogieDeclarations]: Found specification of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block2_2
[2025-04-28 21:21:40,889 INFO  L138     BoogieDeclarations]: Found implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block2_2
[2025-04-28 21:21:40,889 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block2_1 given in one single declaration
[2025-04-28 21:21:40,890 INFO  L130     BoogieDeclarations]: Found specification of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block2_1
[2025-04-28 21:21:40,890 INFO  L138     BoogieDeclarations]: Found implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block2_1
[2025-04-28 21:21:40,890 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block2 given in one single declaration
[2025-04-28 21:21:40,890 INFO  L130     BoogieDeclarations]: Found specification of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block2
[2025-04-28 21:21:40,890 INFO  L138     BoogieDeclarations]: Found implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block2
[2025-04-28 21:21:40,890 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_9 given in one single declaration
[2025-04-28 21:21:40,891 INFO  L130     BoogieDeclarations]: Found specification of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_9
[2025-04-28 21:21:40,891 INFO  L138     BoogieDeclarations]: Found implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_9
[2025-04-28 21:21:40,891 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_8 given in one single declaration
[2025-04-28 21:21:40,891 INFO  L130     BoogieDeclarations]: Found specification of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_8
[2025-04-28 21:21:40,891 INFO  L138     BoogieDeclarations]: Found implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_8
[2025-04-28 21:21:40,891 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_7 given in one single declaration
[2025-04-28 21:21:40,891 INFO  L130     BoogieDeclarations]: Found specification of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_7
[2025-04-28 21:21:40,891 INFO  L138     BoogieDeclarations]: Found implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_7
[2025-04-28 21:21:40,891 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_6 given in one single declaration
[2025-04-28 21:21:40,891 INFO  L130     BoogieDeclarations]: Found specification of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_6
[2025-04-28 21:21:40,892 INFO  L138     BoogieDeclarations]: Found implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_6
[2025-04-28 21:21:40,892 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_5 given in one single declaration
[2025-04-28 21:21:40,892 INFO  L130     BoogieDeclarations]: Found specification of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_5
[2025-04-28 21:21:40,892 INFO  L138     BoogieDeclarations]: Found implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_5
[2025-04-28 21:21:40,892 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_4 given in one single declaration
[2025-04-28 21:21:40,893 INFO  L130     BoogieDeclarations]: Found specification of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_4
[2025-04-28 21:21:40,893 INFO  L138     BoogieDeclarations]: Found implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_4
[2025-04-28 21:21:40,893 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_3 given in one single declaration
[2025-04-28 21:21:40,893 INFO  L130     BoogieDeclarations]: Found specification of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_3
[2025-04-28 21:21:40,893 INFO  L138     BoogieDeclarations]: Found implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_3
[2025-04-28 21:21:40,893 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_2 given in one single declaration
[2025-04-28 21:21:40,894 INFO  L130     BoogieDeclarations]: Found specification of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_2
[2025-04-28 21:21:40,894 INFO  L138     BoogieDeclarations]: Found implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_2
[2025-04-28 21:21:40,894 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_1 given in one single declaration
[2025-04-28 21:21:40,894 INFO  L130     BoogieDeclarations]: Found specification of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_1
[2025-04-28 21:21:40,894 INFO  L138     BoogieDeclarations]: Found implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11_1
[2025-04-28 21:21:40,894 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11 given in one single declaration
[2025-04-28 21:21:40,894 INFO  L130     BoogieDeclarations]: Found specification of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11
[2025-04-28 21:21:40,894 INFO  L138     BoogieDeclarations]: Found implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_Block11
[2025-04-28 21:21:40,894 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_pre given in one single declaration
[2025-04-28 21:21:40,894 INFO  L130     BoogieDeclarations]: Found specification of procedure <Main.CLN void main(JayArray_java_lang_String)>_pre
[2025-04-28 21:21:40,894 INFO  L138     BoogieDeclarations]: Found implementation of procedure <Main.CLN void main(JayArray_java_lang_String)>_pre
[2025-04-28 21:21:40,895 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <java.lang.ArithmeticException.CLN void <init>()>_post given in one single declaration
[2025-04-28 21:21:40,895 INFO  L130     BoogieDeclarations]: Found specification of procedure <java.lang.ArithmeticException.CLN void <init>()>_post
[2025-04-28 21:21:40,895 INFO  L138     BoogieDeclarations]: Found implementation of procedure <java.lang.ArithmeticException.CLN void <init>()>_post
[2025-04-28 21:21:40,895 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_8 given in one single declaration
[2025-04-28 21:21:40,895 INFO  L130     BoogieDeclarations]: Found specification of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_8
[2025-04-28 21:21:40,896 INFO  L138     BoogieDeclarations]: Found implementation of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_8
[2025-04-28 21:21:40,896 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_7 given in one single declaration
[2025-04-28 21:21:40,897 INFO  L130     BoogieDeclarations]: Found specification of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_7
[2025-04-28 21:21:40,897 INFO  L138     BoogieDeclarations]: Found implementation of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_7
[2025-04-28 21:21:40,897 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_6 given in one single declaration
[2025-04-28 21:21:40,897 INFO  L130     BoogieDeclarations]: Found specification of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_6
[2025-04-28 21:21:40,897 INFO  L138     BoogieDeclarations]: Found implementation of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_6
[2025-04-28 21:21:40,897 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_5 given in one single declaration
[2025-04-28 21:21:40,897 INFO  L130     BoogieDeclarations]: Found specification of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_5
[2025-04-28 21:21:40,897 INFO  L138     BoogieDeclarations]: Found implementation of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_5
[2025-04-28 21:21:40,897 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_4 given in one single declaration
[2025-04-28 21:21:40,897 INFO  L130     BoogieDeclarations]: Found specification of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_4
[2025-04-28 21:21:40,897 INFO  L138     BoogieDeclarations]: Found implementation of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_4
[2025-04-28 21:21:40,897 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_3 given in one single declaration
[2025-04-28 21:21:40,897 INFO  L130     BoogieDeclarations]: Found specification of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_3
[2025-04-28 21:21:40,897 INFO  L138     BoogieDeclarations]: Found implementation of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_3
[2025-04-28 21:21:40,897 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_2 given in one single declaration
[2025-04-28 21:21:40,898 INFO  L130     BoogieDeclarations]: Found specification of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_2
[2025-04-28 21:21:40,898 INFO  L138     BoogieDeclarations]: Found implementation of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_2
[2025-04-28 21:21:40,898 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_1 given in one single declaration
[2025-04-28 21:21:40,898 INFO  L130     BoogieDeclarations]: Found specification of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_1
[2025-04-28 21:21:40,898 INFO  L138     BoogieDeclarations]: Found implementation of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0_1
[2025-04-28 21:21:40,898 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0 given in one single declaration
[2025-04-28 21:21:40,898 INFO  L130     BoogieDeclarations]: Found specification of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0
[2025-04-28 21:21:40,898 INFO  L138     BoogieDeclarations]: Found implementation of procedure <java.lang.ArithmeticException.CLN void <init>()>_Block0
[2025-04-28 21:21:40,898 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure <java.lang.ArithmeticException.CLN void <init>()>_pre given in one single declaration
[2025-04-28 21:21:40,898 INFO  L130     BoogieDeclarations]: Found specification of procedure <java.lang.ArithmeticException.CLN void <init>()>_pre
[2025-04-28 21:21:40,898 INFO  L138     BoogieDeclarations]: Found implementation of procedure <java.lang.ArithmeticException.CLN void <init>()>_pre
[2025-04-28 21:21:40,898 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure Assert .HSH0.CLN Main.java, line 13 given in one single declaration
[2025-04-28 21:21:40,898 INFO  L130     BoogieDeclarations]: Found specification of procedure Assert .HSH0.CLN Main.java, line 13
[2025-04-28 21:21:40,898 INFO  L138     BoogieDeclarations]: Found implementation of procedure Assert .HSH0.CLN Main.java, line 13
[2025-04-28 21:21:40,898 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure Ultimate.START given in one single declaration
[2025-04-28 21:21:40,898 INFO  L130     BoogieDeclarations]: Found specification of procedure Ultimate.START
[2025-04-28 21:21:40,899 INFO  L138     BoogieDeclarations]: Found implementation of procedure Ultimate.START
[2025-04-28 21:21:41,439 INFO  L234             CfgBuilder]: Building ICFG
[2025-04-28 21:21:41,442 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2025-04-28 21:21:41,996 INFO  L?                        ?]: Removed 56 outVars from TransFormulas that were not future-live.
[2025-04-28 21:21:41,997 INFO  L283             CfgBuilder]: Performing block encoding
[2025-04-28 21:21:42,014 INFO  L304             CfgBuilder]: Using library mode
[2025-04-28 21:21:42,016 INFO  L312             CfgBuilder]: Removed 10 assume(true) statements.
[2025-04-28 21:21:42,017 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 09:21:42 BoogieIcfgContainer
[2025-04-28 21:21:42,017 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2025-04-28 21:21:42,020 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2025-04-28 21:21:42,021 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2025-04-28 21:21:42,026 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2025-04-28 21:21:42,026 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 28.04 09:21:40" (1/3) ...
[2025-04-28 21:21:42,027 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24dab18c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 28.04 09:21:42, skipping insertion in model container
[2025-04-28 21:21:42,027 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:40" (2/3) ...
[2025-04-28 21:21:42,027 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24dab18c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 09:21:42, skipping insertion in model container
[2025-04-28 21:21:42,027 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 09:21:42" (3/3) ...
[2025-04-28 21:21:42,029 INFO  L128   eAbstractionObserver]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver
[2025-04-28 21:21:42,052 INFO  L217   ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2025-04-28 21:21:42,055 INFO  L151   ceAbstractionStarter]: Applying trace abstraction to ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver that has 32 procedures, 120 locations, 155 edges, 32 initial locations, 0 loop locations, and 1 error locations.
[2025-04-28 21:21:42,104 INFO  L339      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2025-04-28 21:21:42,118 INFO  L340      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@c116928, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2025-04-28 21:21:42,118 INFO  L341      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2025-04-28 21:21:42,122 INFO  L278                IsEmpty]: Start isEmpty. Operand  has 120 states, 55 states have (on average 1.018181818181818) internal successors, (56), 56 states have internal predecessors, (56), 32 states have call successors, (33), 31 states have call predecessors, (33), 31 states have return successors, (33), 32 states have call predecessors, (33), 32 states have call successors, (33)
[2025-04-28 21:21:42,133 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 50
[2025-04-28 21:21:42,133 INFO  L210           NwaCegarLoop]: Found error trace
[2025-04-28 21:21:42,134 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-04-28 21:21:42,134 INFO  L403      AbstractCegarLoop]: === Iteration 1 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-04-28 21:21:42,140 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-04-28 21:21:42,140 INFO  L85        PathProgramCache]: Analyzing trace with hash -1612917278, now seen corresponding path program 1 times
[2025-04-28 21:21:42,149 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-04-28 21:21:42,149 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638258334]
[2025-04-28 21:21:42,149 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-04-28 21:21:42,150 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-04-28 21:21:42,232 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 49 statements into 1 equivalence classes.
[2025-04-28 21:21:42,397 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 49 of 49 statements.
[2025-04-28 21:21:42,398 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-04-28 21:21:42,398 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-04-28 21:21:42,847 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2025-04-28 21:21:42,847 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-04-28 21:21:42,847 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638258334]
[2025-04-28 21:21:42,848 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638258334] provided 1 perfect and 0 imperfect interpolant sequences
[2025-04-28 21:21:42,848 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-04-28 21:21:42,852 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2025-04-28 21:21:42,853 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553063128]
[2025-04-28 21:21:42,855 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-04-28 21:21:42,862 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2025-04-28 21:21:42,862 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-04-28 21:21:42,891 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2025-04-28 21:21:42,891 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2025-04-28 21:21:42,893 INFO  L87              Difference]: Start difference. First operand  has 120 states, 55 states have (on average 1.018181818181818) internal successors, (56), 56 states have internal predecessors, (56), 32 states have call successors, (33), 31 states have call predecessors, (33), 31 states have return successors, (33), 32 states have call predecessors, (33), 32 states have call successors, (33) Second operand  has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 3 states have call successors, (13), 1 states have call predecessors, (13), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13)
[2025-04-28 21:21:43,006 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-04-28 21:21:43,006 INFO  L93              Difference]: Finished difference Result 116 states and 117 transitions.
[2025-04-28 21:21:43,007 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2025-04-28 21:21:43,009 INFO  L79                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 3 states have call successors, (13), 1 states have call predecessors, (13), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 49
[2025-04-28 21:21:43,009 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-04-28 21:21:43,030 INFO  L225             Difference]: With dead ends: 116
[2025-04-28 21:21:43,031 INFO  L226             Difference]: Without dead ends: 114
[2025-04-28 21:21:43,033 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2025-04-28 21:21:43,036 INFO  L437           NwaCegarLoop]: 116 mSDtfsCounter, 0 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-04-28 21:21:43,037 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 342 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-04-28 21:21:43,052 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 114 states.
[2025-04-28 21:21:43,110 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114.
[2025-04-28 21:21:43,114 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 114 states, 52 states have (on average 1.0) internal successors, (52), 52 states have internal predecessors, (52), 31 states have call successors, (31), 30 states have call predecessors, (31), 30 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31)
[2025-04-28 21:21:43,123 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 114 transitions.
[2025-04-28 21:21:43,128 INFO  L79                 Accepts]: Start accepts. Automaton has 114 states and 114 transitions. Word has length 49
[2025-04-28 21:21:43,132 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-04-28 21:21:43,132 INFO  L485      AbstractCegarLoop]: Abstraction has 114 states and 114 transitions.
[2025-04-28 21:21:43,133 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 3 states have call successors, (13), 1 states have call predecessors, (13), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13)
[2025-04-28 21:21:43,133 INFO  L278                IsEmpty]: Start isEmpty. Operand 114 states and 114 transitions.
[2025-04-28 21:21:43,141 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 166
[2025-04-28 21:21:43,145 INFO  L210           NwaCegarLoop]: Found error trace
[2025-04-28 21:21:43,146 INFO  L218           NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-04-28 21:21:43,146 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2025-04-28 21:21:43,146 INFO  L403      AbstractCegarLoop]: === Iteration 2 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-04-28 21:21:43,147 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-04-28 21:21:43,147 INFO  L85        PathProgramCache]: Analyzing trace with hash -524839984, now seen corresponding path program 1 times
[2025-04-28 21:21:43,147 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-04-28 21:21:43,147 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744299736]
[2025-04-28 21:21:43,148 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-04-28 21:21:43,148 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-04-28 21:21:43,384 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 165 statements into 1 equivalence classes.
[2025-04-28 21:21:43,529 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 165 of 165 statements.
[2025-04-28 21:21:43,530 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-04-28 21:21:43,530 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-04-28 21:21:46,303 INFO  L134       CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked.
[2025-04-28 21:21:46,305 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-04-28 21:21:46,305 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744299736]
[2025-04-28 21:21:46,305 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744299736] provided 0 perfect and 1 imperfect interpolant sequences
[2025-04-28 21:21:46,305 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [891864598]
[2025-04-28 21:21:46,305 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-04-28 21:21:46,305 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2025-04-28 21:21:46,308 INFO  L189       MonitoredProcess]: No working directory specified, using /usr/bin/z3
[2025-04-28 21:21:46,314 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /usr/bin/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2025-04-28 21:21:46,316 INFO  L327       MonitoredProcess]: [MP /usr/bin/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2025-04-28 21:21:47,103 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 165 statements into 1 equivalence classes.
[2025-04-28 21:21:48,022 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 165 of 165 statements.
[2025-04-28 21:21:48,022 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-04-28 21:21:48,022 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-04-28 21:21:48,046 INFO  L256         TraceCheckSpWp]: Trace formula consists of 5122 conjuncts, 24 conjuncts are in the unsatisfiable core
[2025-04-28 21:21:48,069 INFO  L279         TraceCheckSpWp]: Computing forward predicates...
[2025-04-28 21:21:48,800 INFO  L134       CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2025-04-28 21:21:48,800 INFO  L308         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2025-04-28 21:21:48,800 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [891864598] provided 1 perfect and 0 imperfect interpolant sequences
[2025-04-28 21:21:48,800 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2025-04-28 21:21:48,800 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [25] total 38
[2025-04-28 21:21:48,801 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264348486]
[2025-04-28 21:21:48,801 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-04-28 21:21:48,802 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 25 states
[2025-04-28 21:21:48,802 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-04-28 21:21:48,803 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants.
[2025-04-28 21:21:48,804 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=1321, Unknown=0, NotChecked=0, Total=1406
[2025-04-28 21:21:48,809 INFO  L87              Difference]: Start difference. First operand 114 states and 114 transitions. Second operand  has 25 states, 23 states have (on average 3.347826086956522) internal successors, (77), 25 states have internal predecessors, (77), 5 states have call successors, (44), 2 states have call predecessors, (44), 23 states have return successors, (44), 23 states have call predecessors, (44), 5 states have call successors, (44)
[2025-04-28 21:21:49,547 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-04-28 21:21:49,547 INFO  L93              Difference]: Finished difference Result 97 states and 96 transitions.
[2025-04-28 21:21:49,547 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2025-04-28 21:21:49,548 INFO  L79                 Accepts]: Start accepts. Automaton has  has 25 states, 23 states have (on average 3.347826086956522) internal successors, (77), 25 states have internal predecessors, (77), 5 states have call successors, (44), 2 states have call predecessors, (44), 23 states have return successors, (44), 23 states have call predecessors, (44), 5 states have call successors, (44) Word has length 165
[2025-04-28 21:21:49,548 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-04-28 21:21:49,549 INFO  L225             Difference]: With dead ends: 97
[2025-04-28 21:21:49,549 INFO  L226             Difference]: Without dead ends: 0
[2025-04-28 21:21:49,549 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=90, Invalid=1392, Unknown=0, NotChecked=0, Total=1482
[2025-04-28 21:21:49,550 INFO  L437           NwaCegarLoop]: 76 mSDtfsCounter, 1 mSDsluCounter, 1689 mSDsCounter, 0 mSdLazyCounter, 492 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1765 SdHoareTripleChecker+Invalid, 492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time
[2025-04-28 21:21:49,550 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1765 Invalid, 492 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 492 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time]
[2025-04-28 21:21:49,551 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2025-04-28 21:21:49,551 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2025-04-28 21:21:49,551 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2025-04-28 21:21:49,551 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2025-04-28 21:21:49,551 INFO  L79                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 165
[2025-04-28 21:21:49,551 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-04-28 21:21:49,552 INFO  L485      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2025-04-28 21:21:49,552 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 25 states, 23 states have (on average 3.347826086956522) internal successors, (77), 25 states have internal predecessors, (77), 5 states have call successors, (44), 2 states have call predecessors, (44), 23 states have return successors, (44), 23 states have call predecessors, (44), 5 states have call successors, (44)
[2025-04-28 21:21:49,552 INFO  L278                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2025-04-28 21:21:49,552 INFO  L284                IsEmpty]: Finished isEmpty. No accepting run.
[2025-04-28 21:21:49,554 INFO  L790   garLoopResultBuilder]: Registering result SAFE for location Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY (0 of 1 remaining)
[2025-04-28 21:21:49,565 INFO  L552       MonitoredProcess]: [MP /usr/bin/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2025-04-28 21:21:49,755 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /usr/bin/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2025-04-28 21:21:49,758 INFO  L422         BasicCegarLoop]: Path program histogram: [1, 1]
[2025-04-28 21:21:49,760 INFO  L171   ceAbstractionStarter]: Computing trace abstraction results
[2025-04-28 21:21:49,763 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.04 09:21:49 BoogieIcfgContainer
[2025-04-28 21:21:49,763 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2025-04-28 21:21:49,764 INFO  L158              Benchmark]: Toolchain (without parser) took 9171.00ms. Allocated memory was 234.9MB in the beginning and 402.7MB in the end (delta: 167.8MB). Free memory was 136.1MB in the beginning and 288.8MB in the end (delta: -152.7MB). Peak memory consumption was 25.6MB. Max. memory is 33.6GB.
[2025-04-28 21:21:49,764 INFO  L158              Benchmark]: SmtParser took 1.27ms. Allocated memory is still 234.9MB. Free memory is still 171.7MB. There was no memory consumed. Max. memory is 33.6GB.
[2025-04-28 21:21:49,765 INFO  L158              Benchmark]: ChcToBoogie took 75.47ms. Allocated memory is still 234.9MB. Free memory was 136.1MB in the beginning and 133.0MB in the end (delta: 3.2MB). Peak memory consumption was 16.8MB. Max. memory is 33.6GB.
[2025-04-28 21:21:49,765 INFO  L158              Benchmark]: Boogie Preprocessor took 149.11ms. Allocated memory is still 234.9MB. Free memory was 133.0MB in the beginning and 129.2MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 33.6GB.
[2025-04-28 21:21:49,765 INFO  L158              Benchmark]: RCFGBuilder took 1195.27ms. Allocated memory is still 234.9MB. Free memory was 129.2MB in the beginning and 162.3MB in the end (delta: -33.1MB). Peak memory consumption was 64.5MB. Max. memory is 33.6GB.
[2025-04-28 21:21:49,765 INFO  L158              Benchmark]: TraceAbstraction took 7742.73ms. Allocated memory was 234.9MB in the beginning and 402.7MB in the end (delta: 167.8MB). Free memory was 161.3MB in the beginning and 288.8MB in the end (delta: -127.5MB). Peak memory consumption was 45.0MB. Max. memory is 33.6GB.
[2025-04-28 21:21:49,767 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * SmtParser took 1.27ms. Allocated memory is still 234.9MB. Free memory is still 171.7MB. There was no memory consumed. Max. memory is 33.6GB.
 * ChcToBoogie took 75.47ms. Allocated memory is still 234.9MB. Free memory was 136.1MB in the beginning and 133.0MB in the end (delta: 3.2MB). Peak memory consumption was 16.8MB. Max. memory is 33.6GB.
 * Boogie Preprocessor took 149.11ms. Allocated memory is still 234.9MB. Free memory was 133.0MB in the beginning and 129.2MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 33.6GB.
 * RCFGBuilder took 1195.27ms. Allocated memory is still 234.9MB. Free memory was 129.2MB in the beginning and 162.3MB in the end (delta: -33.1MB). Peak memory consumption was 64.5MB. Max. memory is 33.6GB.
 * TraceAbstraction took 7742.73ms. Allocated memory was 234.9MB in the beginning and 402.7MB in the end (delta: 167.8MB). Free memory was 161.3MB in the beginning and 288.8MB in the end (delta: -127.5MB). Peak memory consumption was 45.0MB. Max. memory is 33.6GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: ErrorAutomatonStatistics
    NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
  - PositiveResult [Unknown line] : the set of constraint Horn clauses is satisfiable
    For all program executions holds that the set of constraint Horn clauses is satisfiable at this location
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 32 procedures, 120 locations, 155 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.7s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 2107 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1915 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 497 IncrementalHoareTripleChecker+Invalid, 497 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 192 mSDtfsCounter, 497 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 194 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=120occurred in iteration=0, InterpolantAutomatonStates: 29, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 379 NumberOfCodeBlocks, 379 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 376 ConstructedInterpolants, 0 QuantifiedInterpolants, 595 SizeOfPredicates, 1 NumberOfNonLiveVariables, 5122 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 78/104 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available
  - AllSpecificationsHoldResult: All specifications hold
    1 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2025-04-28 21:21:49,783 INFO  L552       MonitoredProcess]: [MP /usr/bin/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0
Received shutdown request...
sat
