/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf --traceabstraction.order.of.the.error.locations.to.be.checked PROGRAM_FIRST -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true -i ../../../trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-27 12:39:21,604 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-27 12:39:21,675 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf [2023-08-27 12:39:21,679 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-27 12:39:21,680 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-27 12:39:21,715 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-27 12:39:21,715 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-27 12:39:21,716 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-27 12:39:21,716 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-27 12:39:21,720 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-27 12:39:21,720 INFO L153 SettingsManager]: * Use SBE=true [2023-08-27 12:39:21,720 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-27 12:39:21,721 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-27 12:39:21,722 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-27 12:39:21,722 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-27 12:39:21,722 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-27 12:39:21,722 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-27 12:39:21,723 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-27 12:39:21,723 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-27 12:39:21,723 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-27 12:39:21,723 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-27 12:39:21,724 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-27 12:39:21,724 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-27 12:39:21,725 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-27 12:39:21,725 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-27 12:39:21,725 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-27 12:39:21,725 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-27 12:39:21,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-27 12:39:21,726 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-27 12:39:21,726 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-27 12:39:21,727 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-27 12:39:21,727 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-27 12:39:21,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-27 12:39:21,727 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-27 12:39:21,727 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-27 12:39:21,728 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> PROGRAM_FIRST Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2023-08-27 12:39:21,991 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-27 12:39:22,007 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-27 12:39:22,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-27 12:39:22,010 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-27 12:39:22,010 INFO L274 PluginConnector]: CDTParser initialized [2023-08-27 12:39:22,011 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c [2023-08-27 12:39:23,212 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-27 12:39:23,404 INFO L384 CDTParser]: Found 1 translation units. [2023-08-27 12:39:23,404 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c [2023-08-27 12:39:23,412 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9ae51c6b/ab7761fe23464ad2a2074058c2e29010/FLAG35e9465ba [2023-08-27 12:39:23,427 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9ae51c6b/ab7761fe23464ad2a2074058c2e29010 [2023-08-27 12:39:23,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-27 12:39:23,433 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-27 12:39:23,435 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-27 12:39:23,435 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-27 12:39:23,437 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-27 12:39:23,438 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 12:39:23" (1/1) ... [2023-08-27 12:39:23,439 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f239536 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:39:23, skipping insertion in model container [2023-08-27 12:39:23,439 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 12:39:23" (1/1) ... [2023-08-27 12:39:23,465 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-27 12:39:23,629 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-27 12:39:23,642 INFO L201 MainTranslator]: Completed pre-run [2023-08-27 12:39:23,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-27 12:39:23,692 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-27 12:39:23,696 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-27 12:39:23,701 INFO L206 MainTranslator]: Completed translation [2023-08-27 12:39:23,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:39:23 WrapperNode [2023-08-27 12:39:23,702 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-27 12:39:23,703 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-27 12:39:23,703 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-27 12:39:23,703 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-27 12:39:23,709 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:39:23" (1/1) ... [2023-08-27 12:39:23,725 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:39:23" (1/1) ... [2023-08-27 12:39:23,766 INFO L138 Inliner]: procedures = 23, calls = 47, calls flagged for inlining = 19, calls inlined = 41, statements flattened = 535 [2023-08-27 12:39:23,767 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-27 12:39:23,767 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-27 12:39:23,768 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-27 12:39:23,768 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-27 12:39:23,779 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:39:23" (1/1) ... [2023-08-27 12:39:23,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:39:23" (1/1) ... [2023-08-27 12:39:23,791 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:39:23" (1/1) ... [2023-08-27 12:39:23,792 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:39:23" (1/1) ... [2023-08-27 12:39:23,815 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:39:23" (1/1) ... [2023-08-27 12:39:23,819 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:39:23" (1/1) ... [2023-08-27 12:39:23,821 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:39:23" (1/1) ... [2023-08-27 12:39:23,823 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:39:23" (1/1) ... [2023-08-27 12:39:23,826 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-27 12:39:23,826 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-27 12:39:23,827 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-27 12:39:23,827 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-27 12:39:23,827 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:39:23" (1/1) ... [2023-08-27 12:39:23,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-27 12:39:23,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-27 12:39:23,866 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-27 12:39:23,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-27 12:39:23,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-27 12:39:23,910 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-27 12:39:23,910 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-27 12:39:23,911 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-27 12:39:23,911 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-27 12:39:23,911 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-27 12:39:23,912 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-27 12:39:23,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-27 12:39:23,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-27 12:39:23,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-27 12:39:23,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-27 12:39:23,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-27 12:39:23,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-27 12:39:23,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-27 12:39:23,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-27 12:39:23,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-27 12:39:23,914 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-27 12:39:24,040 INFO L236 CfgBuilder]: Building ICFG [2023-08-27 12:39:24,043 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-27 12:39:24,737 INFO L277 CfgBuilder]: Performing block encoding [2023-08-27 12:39:29,589 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-27 12:39:29,589 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-27 12:39:29,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 12:39:29 BoogieIcfgContainer [2023-08-27 12:39:29,591 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-27 12:39:29,593 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-27 12:39:29,593 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-27 12:39:29,596 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-27 12:39:29,596 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 12:39:23" (1/3) ... [2023-08-27 12:39:29,596 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f05d059 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 12:39:29, skipping insertion in model container [2023-08-27 12:39:29,596 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:39:23" (2/3) ... [2023-08-27 12:39:29,597 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f05d059 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 12:39:29, skipping insertion in model container [2023-08-27 12:39:29,597 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 12:39:29" (3/3) ... [2023-08-27 12:39:29,598 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-collitem-subst.wvr.c [2023-08-27 12:39:29,612 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-27 12:39:29,612 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 73 error locations. [2023-08-27 12:39:29,612 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-27 12:39:31,127 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-27 12:39:31,280 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 219 places, 211 transitions, 446 flow [2023-08-27 12:39:31,788 INFO L124 PetriNetUnfolderBase]: 2/208 cut-off events. [2023-08-27 12:39:31,788 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-08-27 12:39:31,792 INFO L83 FinitePrefix]: Finished finitePrefix Result has 221 conditions, 208 events. 2/208 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 493 event pairs, 0 based on Foata normal form. 0/133 useless extension candidates. Maximal degree in co-relation 88. Up to 2 conditions per place. [2023-08-27 12:39:31,792 INFO L82 GeneralOperation]: Start removeDead. Operand has 219 places, 211 transitions, 446 flow [2023-08-27 12:39:31,802 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 205 places, 197 transitions, 412 flow [2023-08-27 12:39:31,806 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-27 12:39:31,818 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 205 places, 197 transitions, 412 flow [2023-08-27 12:39:31,824 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 205 places, 197 transitions, 412 flow [2023-08-27 12:39:31,824 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 205 places, 197 transitions, 412 flow [2023-08-27 12:39:32,135 INFO L124 PetriNetUnfolderBase]: 2/197 cut-off events. [2023-08-27 12:39:32,135 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-08-27 12:39:32,136 INFO L83 FinitePrefix]: Finished finitePrefix Result has 210 conditions, 197 events. 2/197 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 503 event pairs, 0 based on Foata normal form. 0/123 useless extension candidates. Maximal degree in co-relation 77. Up to 2 conditions per place. [2023-08-27 12:39:32,138 INFO L119 LiptonReduction]: Number of co-enabled transitions 6318 [2023-08-27 12:39:38,943 WARN L234 SmtUtils]: Spent 6.70s on a formula simplification. DAG size of input: 1511 DAG size of output: 526 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-27 12:39:49,472 WARN L234 SmtUtils]: Spent 9.29s on a formula simplification. DAG size of input: 1720 DAG size of output: 682 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-27 12:40:02,977 WARN L234 SmtUtils]: Spent 5.27s on a formula simplification. DAG size of input: 1141 DAG size of output: 497 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-27 12:40:26,272 INFO L134 LiptonReduction]: Checked pairs total: 4301 [2023-08-27 12:40:26,273 INFO L136 LiptonReduction]: Total number of compositions: 116 [2023-08-27 12:40:26,283 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-27 12:40:26,287 INFO L357 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, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@72c2d5cf, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-27 12:40:26,287 INFO L358 AbstractCegarLoop]: Starting to check reachability of 148 error locations. [2023-08-27 12:40:26,290 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-08-27 12:40:26,290 INFO L124 PetriNetUnfolderBase]: 0/2 cut-off events. [2023-08-27 12:40:26,290 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-27 12:40:26,290 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:40:26,291 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 12:40:26,291 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:40:26,295 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:40:26,296 INFO L85 PathProgramCache]: Analyzing trace with hash 2560902, now seen corresponding path program 1 times [2023-08-27 12:40:26,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:40:26,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099214719] [2023-08-27 12:40:26,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:40:26,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:40:26,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:40:26,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:40:26,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:40:26,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099214719] [2023-08-27 12:40:26,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099214719] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:40:26,626 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:40:26,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:40:26,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563685384] [2023-08-27 12:40:26,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:40:26,636 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-27 12:40:26,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:40:26,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-27 12:40:26,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-27 12:40:26,668 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 127 out of 327 [2023-08-27 12:40:26,672 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 88 transitions, 194 flow. Second operand has 2 states, 2 states have (on average 128.5) internal successors, (257), 2 states have internal predecessors, (257), 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) [2023-08-27 12:40:26,672 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:40:26,673 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 127 of 327 [2023-08-27 12:40:26,673 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:41:35,463 INFO L124 PetriNetUnfolderBase]: 29733/42768 cut-off events. [2023-08-27 12:41:35,463 INFO L125 PetriNetUnfolderBase]: For 972/972 co-relation queries the response was YES. [2023-08-27 12:41:35,505 INFO L83 FinitePrefix]: Finished finitePrefix Result has 86570 conditions, 42768 events. 29733/42768 cut-off events. For 972/972 co-relation queries the response was YES. Maximal size of possible extension queue 5832. Compared 314308 event pairs, 29733 based on Foata normal form. 0/9296 useless extension candidates. Maximal degree in co-relation 82328. Up to 42769 conditions per place. [2023-08-27 12:41:35,683 INFO L140 encePairwiseOnDemand]: 303/327 looper letters, 64 selfloop transitions, 0 changer transitions 0/64 dead transitions. [2023-08-27 12:41:35,683 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 64 transitions, 274 flow [2023-08-27 12:41:35,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-27 12:41:35,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-27 12:41:35,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 342 transitions. [2023-08-27 12:41:35,701 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5229357798165137 [2023-08-27 12:41:35,702 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 342 transitions. [2023-08-27 12:41:35,702 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 342 transitions. [2023-08-27 12:41:35,705 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:41:35,707 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 342 transitions. [2023-08-27 12:41:35,712 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 171.0) internal successors, (342), 2 states have internal predecessors, (342), 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) [2023-08-27 12:41:35,716 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 327.0) internal successors, (981), 3 states have internal predecessors, (981), 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) [2023-08-27 12:41:35,716 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 327.0) internal successors, (981), 3 states have internal predecessors, (981), 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) [2023-08-27 12:41:35,718 INFO L175 Difference]: Start difference. First operand has 98 places, 88 transitions, 194 flow. Second operand 2 states and 342 transitions. [2023-08-27 12:41:35,719 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 64 transitions, 274 flow [2023-08-27 12:41:35,759 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 69 places, 64 transitions, 262 flow, removed 0 selfloop flow, removed 6 redundant places. [2023-08-27 12:41:35,762 INFO L231 Difference]: Finished difference. Result has 69 places, 64 transitions, 134 flow [2023-08-27 12:41:35,763 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=134, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=64, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=64, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=134, PETRI_PLACES=69, PETRI_TRANSITIONS=64} [2023-08-27 12:41:35,766 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -29 predicate places. [2023-08-27 12:41:35,767 INFO L495 AbstractCegarLoop]: Abstraction has has 69 places, 64 transitions, 134 flow [2023-08-27 12:41:35,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 128.5) internal successors, (257), 2 states have internal predecessors, (257), 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) [2023-08-27 12:41:35,767 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:41:35,767 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 12:41:35,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-27 12:41:35,768 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err14ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:41:35,775 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:41:35,776 INFO L85 PathProgramCache]: Analyzing trace with hash 2560916, now seen corresponding path program 1 times [2023-08-27 12:41:35,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:41:35,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970214014] [2023-08-27 12:41:35,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:41:35,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:41:35,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:41:36,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:41:36,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:41:36,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970214014] [2023-08-27 12:41:36,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970214014] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:41:36,136 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:41:36,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:41:36,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876424265] [2023-08-27 12:41:36,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:41:36,137 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:41:36,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:41:36,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:41:36,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:41:36,139 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:41:36,140 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 69 places, 64 transitions, 134 flow. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:41:36,140 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:41:36,140 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:41:36,141 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:42:36,223 INFO L124 PetriNetUnfolderBase]: 26581/38280 cut-off events. [2023-08-27 12:42:36,223 INFO L125 PetriNetUnfolderBase]: For 288/288 co-relation queries the response was YES. [2023-08-27 12:42:36,246 INFO L83 FinitePrefix]: Finished finitePrefix Result has 76887 conditions, 38280 events. 26581/38280 cut-off events. For 288/288 co-relation queries the response was YES. Maximal size of possible extension queue 5202. Compared 277881 event pairs, 26581 based on Foata normal form. 0/8444 useless extension candidates. Maximal degree in co-relation 76884. Up to 38280 conditions per place. [2023-08-27 12:42:36,381 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 61 selfloop transitions, 1 changer transitions 0/62 dead transitions. [2023-08-27 12:42:36,381 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 62 transitions, 254 flow [2023-08-27 12:42:36,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:42:36,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:42:36,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 439 transitions. [2023-08-27 12:42:36,383 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4475025484199796 [2023-08-27 12:42:36,383 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 439 transitions. [2023-08-27 12:42:36,383 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 439 transitions. [2023-08-27 12:42:36,384 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:42:36,384 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 439 transitions. [2023-08-27 12:42:36,385 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 146.33333333333334) internal successors, (439), 3 states have internal predecessors, (439), 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) [2023-08-27 12:42:36,388 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:42:36,389 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:42:36,389 INFO L175 Difference]: Start difference. First operand has 69 places, 64 transitions, 134 flow. Second operand 3 states and 439 transitions. [2023-08-27 12:42:36,390 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 62 transitions, 254 flow [2023-08-27 12:42:36,391 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 69 places, 62 transitions, 254 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-27 12:42:36,392 INFO L231 Difference]: Finished difference. Result has 69 places, 62 transitions, 132 flow [2023-08-27 12:42:36,392 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=130, PETRI_DIFFERENCE_MINUEND_PLACES=67, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=62, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=61, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=132, PETRI_PLACES=69, PETRI_TRANSITIONS=62} [2023-08-27 12:42:36,395 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -29 predicate places. [2023-08-27 12:42:36,396 INFO L495 AbstractCegarLoop]: Abstraction has has 69 places, 62 transitions, 132 flow [2023-08-27 12:42:36,397 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:42:36,397 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:42:36,401 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 12:42:36,401 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-27 12:42:36,401 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err16ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:42:36,403 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:42:36,403 INFO L85 PathProgramCache]: Analyzing trace with hash 2560918, now seen corresponding path program 1 times [2023-08-27 12:42:36,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:42:36,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029251902] [2023-08-27 12:42:36,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:42:36,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:42:36,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:42:37,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:42:37,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:42:37,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029251902] [2023-08-27 12:42:37,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029251902] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:42:37,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:42:37,100 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:42:37,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887040858] [2023-08-27 12:42:37,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:42:37,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:42:37,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:42:37,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:42:37,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:42:37,103 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:42:37,104 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 69 places, 62 transitions, 132 flow. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:42:37,104 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:42:37,104 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:42:37,104 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:43:29,368 INFO L124 PetriNetUnfolderBase]: 23627/34066 cut-off events. [2023-08-27 12:43:29,368 INFO L125 PetriNetUnfolderBase]: For 272/272 co-relation queries the response was YES. [2023-08-27 12:43:29,388 INFO L83 FinitePrefix]: Finished finitePrefix Result has 68426 conditions, 34066 events. 23627/34066 cut-off events. For 272/272 co-relation queries the response was YES. Maximal size of possible extension queue 4625. Compared 243902 event pairs, 23627 based on Foata normal form. 0/7620 useless extension candidates. Maximal degree in co-relation 68422. Up to 34066 conditions per place. [2023-08-27 12:43:29,507 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 59 selfloop transitions, 1 changer transitions 0/60 dead transitions. [2023-08-27 12:43:29,507 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 60 transitions, 248 flow [2023-08-27 12:43:29,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:43:29,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:43:29,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 437 transitions. [2023-08-27 12:43:29,509 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4454638124362895 [2023-08-27 12:43:29,509 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 437 transitions. [2023-08-27 12:43:29,509 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 437 transitions. [2023-08-27 12:43:29,509 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:43:29,510 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 437 transitions. [2023-08-27 12:43:29,511 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 145.66666666666666) internal successors, (437), 3 states have internal predecessors, (437), 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) [2023-08-27 12:43:29,512 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:43:29,513 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:43:29,513 INFO L175 Difference]: Start difference. First operand has 69 places, 62 transitions, 132 flow. Second operand 3 states and 437 transitions. [2023-08-27 12:43:29,513 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 60 transitions, 248 flow [2023-08-27 12:43:29,514 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 60 transitions, 247 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:43:29,515 INFO L231 Difference]: Finished difference. Result has 68 places, 60 transitions, 129 flow [2023-08-27 12:43:29,516 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=127, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=60, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=59, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=129, PETRI_PLACES=68, PETRI_TRANSITIONS=60} [2023-08-27 12:43:29,517 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -30 predicate places. [2023-08-27 12:43:29,517 INFO L495 AbstractCegarLoop]: Abstraction has has 68 places, 60 transitions, 129 flow [2023-08-27 12:43:29,517 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:43:29,517 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:43:29,517 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 12:43:29,518 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-27 12:43:29,518 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err17ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:43:29,518 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:43:29,518 INFO L85 PathProgramCache]: Analyzing trace with hash 2560919, now seen corresponding path program 1 times [2023-08-27 12:43:29,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:43:29,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421794877] [2023-08-27 12:43:29,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:43:29,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:43:29,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:43:30,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:43:30,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:43:30,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421794877] [2023-08-27 12:43:30,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421794877] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:43:30,192 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:43:30,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:43:30,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406287072] [2023-08-27 12:43:30,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:43:30,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:43:30,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:43:30,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:43:30,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:43:30,195 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:43:30,196 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 60 transitions, 129 flow. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:43:30,196 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:43:30,196 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:43:30,196 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:44:16,066 INFO L124 PetriNetUnfolderBase]: 20847/30098 cut-off events. [2023-08-27 12:44:16,066 INFO L125 PetriNetUnfolderBase]: For 256/256 co-relation queries the response was YES. [2023-08-27 12:44:16,080 INFO L83 FinitePrefix]: Finished finitePrefix Result has 60458 conditions, 30098 events. 20847/30098 cut-off events. For 256/256 co-relation queries the response was YES. Maximal size of possible extension queue 4082. Compared 212907 event pairs, 20847 based on Foata normal form. 0/6838 useless extension candidates. Maximal degree in co-relation 60454. Up to 30098 conditions per place. [2023-08-27 12:44:16,161 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 57 selfloop transitions, 1 changer transitions 0/58 dead transitions. [2023-08-27 12:44:16,162 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 58 transitions, 241 flow [2023-08-27 12:44:16,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:44:16,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:44:16,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 435 transitions. [2023-08-27 12:44:16,164 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4434250764525994 [2023-08-27 12:44:16,164 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 435 transitions. [2023-08-27 12:44:16,164 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 435 transitions. [2023-08-27 12:44:16,164 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:44:16,164 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 435 transitions. [2023-08-27 12:44:16,165 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 145.0) internal successors, (435), 3 states have internal predecessors, (435), 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) [2023-08-27 12:44:16,167 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:44:16,168 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:44:16,168 INFO L175 Difference]: Start difference. First operand has 68 places, 60 transitions, 129 flow. Second operand 3 states and 435 transitions. [2023-08-27 12:44:16,168 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 58 transitions, 241 flow [2023-08-27 12:44:16,170 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 58 transitions, 240 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:44:16,171 INFO L231 Difference]: Finished difference. Result has 67 places, 58 transitions, 126 flow [2023-08-27 12:44:16,171 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=124, PETRI_DIFFERENCE_MINUEND_PLACES=65, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=58, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=126, PETRI_PLACES=67, PETRI_TRANSITIONS=58} [2023-08-27 12:44:16,172 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -31 predicate places. [2023-08-27 12:44:16,172 INFO L495 AbstractCegarLoop]: Abstraction has has 67 places, 58 transitions, 126 flow [2023-08-27 12:44:16,173 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:44:16,173 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:44:16,173 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 12:44:16,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-27 12:44:16,173 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err19ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:44:16,174 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:44:16,174 INFO L85 PathProgramCache]: Analyzing trace with hash 2560921, now seen corresponding path program 1 times [2023-08-27 12:44:16,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:44:16,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349843282] [2023-08-27 12:44:16,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:44:16,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:44:16,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:44:16,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:44:16,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:44:16,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349843282] [2023-08-27 12:44:16,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349843282] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:44:16,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:44:16,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:44:16,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697431657] [2023-08-27 12:44:16,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:44:16,475 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:44:16,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:44:16,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:44:16,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:44:16,478 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:44:16,480 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 58 transitions, 126 flow. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:44:16,480 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:44:16,480 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:44:16,480 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:44:53,023 INFO L124 PetriNetUnfolderBase]: 18365/26556 cut-off events. [2023-08-27 12:44:53,024 INFO L125 PetriNetUnfolderBase]: For 240/240 co-relation queries the response was YES. [2023-08-27 12:44:53,035 INFO L83 FinitePrefix]: Finished finitePrefix Result has 53358 conditions, 26556 events. 18365/26556 cut-off events. For 240/240 co-relation queries the response was YES. Maximal size of possible extension queue 3586. Compared 185081 event pairs, 18365 based on Foata normal form. 0/6144 useless extension candidates. Maximal degree in co-relation 53354. Up to 26556 conditions per place. [2023-08-27 12:44:53,102 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 55 selfloop transitions, 1 changer transitions 0/56 dead transitions. [2023-08-27 12:44:53,102 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 56 transitions, 234 flow [2023-08-27 12:44:53,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:44:53,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:44:53,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 433 transitions. [2023-08-27 12:44:53,104 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4413863404689093 [2023-08-27 12:44:53,104 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 433 transitions. [2023-08-27 12:44:53,104 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 433 transitions. [2023-08-27 12:44:53,105 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:44:53,105 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 433 transitions. [2023-08-27 12:44:53,106 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 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) [2023-08-27 12:44:53,108 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:44:53,108 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:44:53,108 INFO L175 Difference]: Start difference. First operand has 67 places, 58 transitions, 126 flow. Second operand 3 states and 433 transitions. [2023-08-27 12:44:53,108 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 67 places, 56 transitions, 234 flow [2023-08-27 12:44:53,109 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 66 places, 56 transitions, 233 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:44:53,110 INFO L231 Difference]: Finished difference. Result has 66 places, 56 transitions, 123 flow [2023-08-27 12:44:53,110 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=121, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=56, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=123, PETRI_PLACES=66, PETRI_TRANSITIONS=56} [2023-08-27 12:44:53,111 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -32 predicate places. [2023-08-27 12:44:53,111 INFO L495 AbstractCegarLoop]: Abstraction has has 66 places, 56 transitions, 123 flow [2023-08-27 12:44:53,111 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:44:53,111 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:44:53,111 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 12:44:53,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-27 12:44:53,111 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err20ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:44:53,112 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:44:53,112 INFO L85 PathProgramCache]: Analyzing trace with hash 2560922, now seen corresponding path program 1 times [2023-08-27 12:44:53,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:44:53,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616795595] [2023-08-27 12:44:53,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:44:53,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:44:53,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:44:53,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:44:53,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:44:53,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616795595] [2023-08-27 12:44:53,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [616795595] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:44:53,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:44:53,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:44:53,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499220597] [2023-08-27 12:44:53,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:44:53,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:44:53,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:44:53,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:44:53,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:44:53,380 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:44:53,381 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 56 transitions, 123 flow. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:44:53,381 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:44:53,381 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:44:53,381 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:45:21,598 INFO L124 PetriNetUnfolderBase]: 16039/23234 cut-off events. [2023-08-27 12:45:21,598 INFO L125 PetriNetUnfolderBase]: For 224/224 co-relation queries the response was YES. [2023-08-27 12:45:21,608 INFO L83 FinitePrefix]: Finished finitePrefix Result has 46698 conditions, 23234 events. 16039/23234 cut-off events. For 224/224 co-relation queries the response was YES. Maximal size of possible extension queue 3122. Compared 159377 event pairs, 16039 based on Foata normal form. 0/5486 useless extension candidates. Maximal degree in co-relation 46694. Up to 23234 conditions per place. [2023-08-27 12:45:21,647 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 53 selfloop transitions, 1 changer transitions 0/54 dead transitions. [2023-08-27 12:45:21,647 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 54 transitions, 227 flow [2023-08-27 12:45:21,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:45:21,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:45:21,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 431 transitions. [2023-08-27 12:45:21,650 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43934760448521915 [2023-08-27 12:45:21,650 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 431 transitions. [2023-08-27 12:45:21,650 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 431 transitions. [2023-08-27 12:45:21,651 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:45:21,651 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 431 transitions. [2023-08-27 12:45:21,652 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 143.66666666666666) internal successors, (431), 3 states have internal predecessors, (431), 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) [2023-08-27 12:45:21,654 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:45:21,654 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:45:21,654 INFO L175 Difference]: Start difference. First operand has 66 places, 56 transitions, 123 flow. Second operand 3 states and 431 transitions. [2023-08-27 12:45:21,655 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 54 transitions, 227 flow [2023-08-27 12:45:21,655 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 54 transitions, 226 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:45:21,656 INFO L231 Difference]: Finished difference. Result has 65 places, 54 transitions, 120 flow [2023-08-27 12:45:21,656 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=118, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=54, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=120, PETRI_PLACES=65, PETRI_TRANSITIONS=54} [2023-08-27 12:45:21,657 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -33 predicate places. [2023-08-27 12:45:21,657 INFO L495 AbstractCegarLoop]: Abstraction has has 65 places, 54 transitions, 120 flow [2023-08-27 12:45:21,657 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:45:21,657 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:45:21,657 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 12:45:21,657 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-27 12:45:21,657 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err22ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:45:21,658 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:45:21,658 INFO L85 PathProgramCache]: Analyzing trace with hash 2560924, now seen corresponding path program 1 times [2023-08-27 12:45:21,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:45:21,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775781258] [2023-08-27 12:45:21,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:45:21,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:45:21,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:45:22,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:45:22,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:45:22,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775781258] [2023-08-27 12:45:22,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775781258] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:45:22,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:45:22,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:45:22,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061002932] [2023-08-27 12:45:22,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:45:22,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:45:22,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:45:22,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:45:22,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:45:22,655 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:45:22,655 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 54 transitions, 120 flow. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:45:22,655 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:45:22,656 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:45:22,656 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:45:43,693 INFO L124 PetriNetUnfolderBase]: 13887/20154 cut-off events. [2023-08-27 12:45:43,694 INFO L125 PetriNetUnfolderBase]: For 210/210 co-relation queries the response was YES. [2023-08-27 12:45:43,706 INFO L83 FinitePrefix]: Finished finitePrefix Result has 40510 conditions, 20154 events. 13887/20154 cut-off events. For 210/210 co-relation queries the response was YES. Maximal size of possible extension queue 2703. Compared 136245 event pairs, 13887 based on Foata normal form. 0/4856 useless extension candidates. Maximal degree in co-relation 40506. Up to 20154 conditions per place. [2023-08-27 12:45:43,744 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 51 selfloop transitions, 1 changer transitions 0/52 dead transitions. [2023-08-27 12:45:43,744 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 52 transitions, 220 flow [2023-08-27 12:45:43,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:45:43,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:45:43,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 429 transitions. [2023-08-27 12:45:43,746 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43730886850152906 [2023-08-27 12:45:43,746 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 429 transitions. [2023-08-27 12:45:43,746 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 429 transitions. [2023-08-27 12:45:43,746 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:45:43,746 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 429 transitions. [2023-08-27 12:45:43,748 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 143.0) internal successors, (429), 3 states have internal predecessors, (429), 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) [2023-08-27 12:45:43,749 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:45:43,750 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:45:43,750 INFO L175 Difference]: Start difference. First operand has 65 places, 54 transitions, 120 flow. Second operand 3 states and 429 transitions. [2023-08-27 12:45:43,750 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 52 transitions, 220 flow [2023-08-27 12:45:43,750 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 52 transitions, 219 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:45:43,752 INFO L231 Difference]: Finished difference. Result has 64 places, 52 transitions, 117 flow [2023-08-27 12:45:43,752 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=115, PETRI_DIFFERENCE_MINUEND_PLACES=62, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=52, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=117, PETRI_PLACES=64, PETRI_TRANSITIONS=52} [2023-08-27 12:45:43,753 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -34 predicate places. [2023-08-27 12:45:43,753 INFO L495 AbstractCegarLoop]: Abstraction has has 64 places, 52 transitions, 117 flow [2023-08-27 12:45:43,753 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:45:43,753 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:45:43,753 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 12:45:43,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-08-27 12:45:43,753 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err23ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:45:43,754 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:45:43,754 INFO L85 PathProgramCache]: Analyzing trace with hash 2560925, now seen corresponding path program 1 times [2023-08-27 12:45:43,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:45:43,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8699166] [2023-08-27 12:45:43,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:45:43,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:45:43,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:45:44,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:45:44,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:45:44,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8699166] [2023-08-27 12:45:44,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8699166] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:45:44,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:45:44,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:45:44,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161308454] [2023-08-27 12:45:44,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:45:44,669 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:45:44,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:45:44,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:45:44,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:45:44,670 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:45:44,670 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 64 places, 52 transitions, 117 flow. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:45:44,670 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:45:44,670 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:45:44,671 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:45:58,968 INFO L124 PetriNetUnfolderBase]: 11889/17292 cut-off events. [2023-08-27 12:45:58,968 INFO L125 PetriNetUnfolderBase]: For 196/196 co-relation queries the response was YES. [2023-08-27 12:45:58,977 INFO L83 FinitePrefix]: Finished finitePrefix Result has 34760 conditions, 17292 events. 11889/17292 cut-off events. For 196/196 co-relation queries the response was YES. Maximal size of possible extension queue 2314. Compared 114584 event pairs, 11889 based on Foata normal form. 0/4264 useless extension candidates. Maximal degree in co-relation 34756. Up to 17292 conditions per place. [2023-08-27 12:45:59,012 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 49 selfloop transitions, 1 changer transitions 0/50 dead transitions. [2023-08-27 12:45:59,012 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 64 places, 50 transitions, 213 flow [2023-08-27 12:45:59,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:45:59,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:45:59,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 427 transitions. [2023-08-27 12:45:59,018 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4352701325178389 [2023-08-27 12:45:59,019 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 427 transitions. [2023-08-27 12:45:59,019 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 427 transitions. [2023-08-27 12:45:59,019 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:45:59,019 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 427 transitions. [2023-08-27 12:45:59,021 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 142.33333333333334) internal successors, (427), 3 states have internal predecessors, (427), 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) [2023-08-27 12:45:59,024 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:45:59,025 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:45:59,025 INFO L175 Difference]: Start difference. First operand has 64 places, 52 transitions, 117 flow. Second operand 3 states and 427 transitions. [2023-08-27 12:45:59,025 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 64 places, 50 transitions, 213 flow [2023-08-27 12:45:59,026 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 50 transitions, 212 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:45:59,027 INFO L231 Difference]: Finished difference. Result has 63 places, 50 transitions, 114 flow [2023-08-27 12:45:59,027 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=112, PETRI_DIFFERENCE_MINUEND_PLACES=61, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=50, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=49, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=114, PETRI_PLACES=63, PETRI_TRANSITIONS=50} [2023-08-27 12:45:59,030 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -35 predicate places. [2023-08-27 12:45:59,030 INFO L495 AbstractCegarLoop]: Abstraction has has 63 places, 50 transitions, 114 flow [2023-08-27 12:45:59,031 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:45:59,031 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:45:59,031 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 12:45:59,031 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-08-27 12:45:59,031 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:45:59,031 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:45:59,031 INFO L85 PathProgramCache]: Analyzing trace with hash 2560903, now seen corresponding path program 1 times [2023-08-27 12:45:59,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:45:59,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911861934] [2023-08-27 12:45:59,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:45:59,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:45:59,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:45:59,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:45:59,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:45:59,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911861934] [2023-08-27 12:45:59,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911861934] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:45:59,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:45:59,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:45:59,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681229685] [2023-08-27 12:45:59,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:45:59,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:45:59,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:45:59,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:45:59,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:45:59,083 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:45:59,084 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 63 places, 50 transitions, 114 flow. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:45:59,084 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:45:59,084 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:45:59,084 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:46:12,047 INFO L124 PetriNetUnfolderBase]: 10133/14776 cut-off events. [2023-08-27 12:46:12,048 INFO L125 PetriNetUnfolderBase]: For 182/182 co-relation queries the response was YES. [2023-08-27 12:46:12,055 INFO L83 FinitePrefix]: Finished finitePrefix Result has 29714 conditions, 14776 events. 10133/14776 cut-off events. For 182/182 co-relation queries the response was YES. Maximal size of possible extension queue 1964. Compared 96328 event pairs, 10133 based on Foata normal form. 0/3744 useless extension candidates. Maximal degree in co-relation 29710. Up to 14776 conditions per place. [2023-08-27 12:46:12,081 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 47 selfloop transitions, 1 changer transitions 0/48 dead transitions. [2023-08-27 12:46:12,081 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 48 transitions, 206 flow [2023-08-27 12:46:12,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:46:12,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:46:12,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 425 transitions. [2023-08-27 12:46:12,083 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4332313965341488 [2023-08-27 12:46:12,083 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 425 transitions. [2023-08-27 12:46:12,083 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 425 transitions. [2023-08-27 12:46:12,083 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:46:12,083 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 425 transitions. [2023-08-27 12:46:12,084 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 141.66666666666666) internal successors, (425), 3 states have internal predecessors, (425), 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) [2023-08-27 12:46:12,085 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:46:12,085 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:46:12,086 INFO L175 Difference]: Start difference. First operand has 63 places, 50 transitions, 114 flow. Second operand 3 states and 425 transitions. [2023-08-27 12:46:12,086 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 48 transitions, 206 flow [2023-08-27 12:46:12,086 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 48 transitions, 205 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:46:12,087 INFO L231 Difference]: Finished difference. Result has 62 places, 48 transitions, 111 flow [2023-08-27 12:46:12,087 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=109, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=48, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=47, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=111, PETRI_PLACES=62, PETRI_TRANSITIONS=48} [2023-08-27 12:46:12,088 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -36 predicate places. [2023-08-27 12:46:12,088 INFO L495 AbstractCegarLoop]: Abstraction has has 62 places, 48 transitions, 111 flow [2023-08-27 12:46:12,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:46:12,088 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:46:12,088 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 12:46:12,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-08-27 12:46:12,088 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:46:12,089 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:46:12,089 INFO L85 PathProgramCache]: Analyzing trace with hash 2560904, now seen corresponding path program 1 times [2023-08-27 12:46:12,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:46:12,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743986516] [2023-08-27 12:46:12,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:46:12,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:46:12,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:46:12,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:46:12,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:46:12,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743986516] [2023-08-27 12:46:12,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743986516] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:46:12,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:46:12,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:46:12,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701139902] [2023-08-27 12:46:12,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:46:12,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:46:12,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:46:12,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:46:12,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:46:12,152 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:46:12,152 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 48 transitions, 111 flow. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:46:12,152 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:46:12,153 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:46:12,153 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:46:23,263 INFO L124 PetriNetUnfolderBase]: 8513/12452 cut-off events. [2023-08-27 12:46:23,263 INFO L125 PetriNetUnfolderBase]: For 168/168 co-relation queries the response was YES. [2023-08-27 12:46:23,270 INFO L83 FinitePrefix]: Finished finitePrefix Result has 25052 conditions, 12452 events. 8513/12452 cut-off events. For 168/168 co-relation queries the response was YES. Maximal size of possible extension queue 1642. Compared 79660 event pairs, 8513 based on Foata normal form. 0/3256 useless extension candidates. Maximal degree in co-relation 25048. Up to 12452 conditions per place. [2023-08-27 12:46:23,290 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 45 selfloop transitions, 1 changer transitions 0/46 dead transitions. [2023-08-27 12:46:23,290 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 46 transitions, 199 flow [2023-08-27 12:46:23,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:46:23,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:46:23,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 423 transitions. [2023-08-27 12:46:23,292 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43119266055045874 [2023-08-27 12:46:23,292 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 423 transitions. [2023-08-27 12:46:23,292 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 423 transitions. [2023-08-27 12:46:23,292 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:46:23,292 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 423 transitions. [2023-08-27 12:46:23,293 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 141.0) internal successors, (423), 3 states have internal predecessors, (423), 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) [2023-08-27 12:46:23,294 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:46:23,295 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:46:23,295 INFO L175 Difference]: Start difference. First operand has 62 places, 48 transitions, 111 flow. Second operand 3 states and 423 transitions. [2023-08-27 12:46:23,295 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 46 transitions, 199 flow [2023-08-27 12:46:23,295 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 46 transitions, 198 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:46:23,296 INFO L231 Difference]: Finished difference. Result has 61 places, 46 transitions, 108 flow [2023-08-27 12:46:23,296 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=106, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=45, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=108, PETRI_PLACES=61, PETRI_TRANSITIONS=46} [2023-08-27 12:46:23,297 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -37 predicate places. [2023-08-27 12:46:23,297 INFO L495 AbstractCegarLoop]: Abstraction has has 61 places, 46 transitions, 108 flow [2023-08-27 12:46:23,297 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:46:23,297 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:46:23,297 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 12:46:23,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-08-27 12:46:23,297 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err4ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:46:23,298 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:46:23,298 INFO L85 PathProgramCache]: Analyzing trace with hash 2560906, now seen corresponding path program 1 times [2023-08-27 12:46:23,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:46:23,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813115099] [2023-08-27 12:46:23,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:46:23,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:46:23,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:46:23,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:46:23,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:46:23,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813115099] [2023-08-27 12:46:23,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813115099] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:46:23,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:46:23,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:46:23,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111570126] [2023-08-27 12:46:23,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:46:23,392 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:46:23,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:46:23,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:46:23,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:46:23,393 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:46:23,394 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 46 transitions, 108 flow. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:46:23,394 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:46:23,394 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:46:23,394 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:46:32,948 INFO L124 PetriNetUnfolderBase]: 7043/10338 cut-off events. [2023-08-27 12:46:32,948 INFO L125 PetriNetUnfolderBase]: For 156/156 co-relation queries the response was YES. [2023-08-27 12:46:32,954 INFO L83 FinitePrefix]: Finished finitePrefix Result has 20802 conditions, 10338 events. 7043/10338 cut-off events. For 156/156 co-relation queries the response was YES. Maximal size of possible extension queue 1357. Compared 64639 event pairs, 7043 based on Foata normal form. 0/2796 useless extension candidates. Maximal degree in co-relation 20798. Up to 10338 conditions per place. [2023-08-27 12:46:32,972 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 43 selfloop transitions, 1 changer transitions 0/44 dead transitions. [2023-08-27 12:46:32,973 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 44 transitions, 192 flow [2023-08-27 12:46:32,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:46:32,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:46:32,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 421 transitions. [2023-08-27 12:46:32,974 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4291539245667686 [2023-08-27 12:46:32,974 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 421 transitions. [2023-08-27 12:46:32,974 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 421 transitions. [2023-08-27 12:46:32,975 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:46:32,975 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 421 transitions. [2023-08-27 12:46:32,976 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 140.33333333333334) internal successors, (421), 3 states have internal predecessors, (421), 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) [2023-08-27 12:46:32,977 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:46:32,977 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:46:32,978 INFO L175 Difference]: Start difference. First operand has 61 places, 46 transitions, 108 flow. Second operand 3 states and 421 transitions. [2023-08-27 12:46:32,978 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 44 transitions, 192 flow [2023-08-27 12:46:32,978 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 44 transitions, 191 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:46:32,979 INFO L231 Difference]: Finished difference. Result has 60 places, 44 transitions, 105 flow [2023-08-27 12:46:32,979 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=103, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=43, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=105, PETRI_PLACES=60, PETRI_TRANSITIONS=44} [2023-08-27 12:46:32,979 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -38 predicate places. [2023-08-27 12:46:32,980 INFO L495 AbstractCegarLoop]: Abstraction has has 60 places, 44 transitions, 105 flow [2023-08-27 12:46:32,980 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:46:32,980 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:46:32,980 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 12:46:32,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-08-27 12:46:32,980 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thread1Err5ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:46:32,980 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:46:32,981 INFO L85 PathProgramCache]: Analyzing trace with hash 2560907, now seen corresponding path program 1 times [2023-08-27 12:46:32,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:46:32,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602197387] [2023-08-27 12:46:32,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:46:32,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:46:33,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:46:33,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:46:33,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:46:33,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602197387] [2023-08-27 12:46:33,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602197387] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:46:33,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:46:33,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:46:33,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209199398] [2023-08-27 12:46:33,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:46:33,104 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:46:33,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:46:33,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:46:33,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:46:33,105 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:46:33,106 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 44 transitions, 105 flow. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:46:33,106 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:46:33,106 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:46:33,106 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:46:41,370 INFO L124 PetriNetUnfolderBase]: 5707/8414 cut-off events. [2023-08-27 12:46:41,370 INFO L125 PetriNetUnfolderBase]: For 144/144 co-relation queries the response was YES. [2023-08-27 12:46:41,375 INFO L83 FinitePrefix]: Finished finitePrefix Result has 16934 conditions, 8414 events. 5707/8414 cut-off events. For 144/144 co-relation queries the response was YES. Maximal size of possible extension queue 1098. Compared 51331 event pairs, 5707 based on Foata normal form. 0/2370 useless extension candidates. Maximal degree in co-relation 16930. Up to 8414 conditions per place. [2023-08-27 12:46:41,390 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 41 selfloop transitions, 1 changer transitions 0/42 dead transitions. [2023-08-27 12:46:41,390 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 42 transitions, 185 flow [2023-08-27 12:46:41,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:46:41,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:46:41,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 419 transitions. [2023-08-27 12:46:41,392 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4271151885830785 [2023-08-27 12:46:41,392 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 419 transitions. [2023-08-27 12:46:41,392 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 419 transitions. [2023-08-27 12:46:41,393 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:46:41,393 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 419 transitions. [2023-08-27 12:46:41,394 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 139.66666666666666) internal successors, (419), 3 states have internal predecessors, (419), 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) [2023-08-27 12:46:41,395 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:46:41,395 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:46:41,395 INFO L175 Difference]: Start difference. First operand has 60 places, 44 transitions, 105 flow. Second operand 3 states and 419 transitions. [2023-08-27 12:46:41,395 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 42 transitions, 185 flow [2023-08-27 12:46:41,396 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 42 transitions, 184 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:46:41,396 INFO L231 Difference]: Finished difference. Result has 59 places, 42 transitions, 102 flow [2023-08-27 12:46:41,397 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=100, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=102, PETRI_PLACES=59, PETRI_TRANSITIONS=42} [2023-08-27 12:46:41,397 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -39 predicate places. [2023-08-27 12:46:41,397 INFO L495 AbstractCegarLoop]: Abstraction has has 59 places, 42 transitions, 102 flow [2023-08-27 12:46:41,397 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:46:41,397 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:46:41,398 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 12:46:41,398 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-08-27 12:46:41,398 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thread1Err7ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:46:41,398 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:46:41,398 INFO L85 PathProgramCache]: Analyzing trace with hash 2560909, now seen corresponding path program 1 times [2023-08-27 12:46:41,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:46:41,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012802965] [2023-08-27 12:46:41,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:46:41,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:46:41,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:46:41,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:46:41,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:46:41,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012802965] [2023-08-27 12:46:41,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012802965] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:46:41,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:46:41,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:46:41,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626483755] [2023-08-27 12:46:41,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:46:41,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:46:41,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:46:41,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:46:41,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:46:41,460 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:46:41,461 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 42 transitions, 102 flow. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:46:41,461 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:46:41,461 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:46:41,461 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:46:48,244 INFO L124 PetriNetUnfolderBase]: 4557/6756 cut-off events. [2023-08-27 12:46:48,244 INFO L125 PetriNetUnfolderBase]: For 132/132 co-relation queries the response was YES. [2023-08-27 12:46:48,248 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13606 conditions, 6756 events. 4557/6756 cut-off events. For 132/132 co-relation queries the response was YES. Maximal size of possible extension queue 870. Compared 40045 event pairs, 4557 based on Foata normal form. 0/2000 useless extension candidates. Maximal degree in co-relation 13602. Up to 6756 conditions per place. [2023-08-27 12:46:48,258 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 39 selfloop transitions, 1 changer transitions 0/40 dead transitions. [2023-08-27 12:46:48,258 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 40 transitions, 178 flow [2023-08-27 12:46:48,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:46:48,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:46:48,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 417 transitions. [2023-08-27 12:46:48,260 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.42507645259938837 [2023-08-27 12:46:48,260 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 417 transitions. [2023-08-27 12:46:48,260 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 417 transitions. [2023-08-27 12:46:48,260 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:46:48,260 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 417 transitions. [2023-08-27 12:46:48,261 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 139.0) internal successors, (417), 3 states have internal predecessors, (417), 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) [2023-08-27 12:46:48,262 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:46:48,263 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:46:48,263 INFO L175 Difference]: Start difference. First operand has 59 places, 42 transitions, 102 flow. Second operand 3 states and 417 transitions. [2023-08-27 12:46:48,263 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 40 transitions, 178 flow [2023-08-27 12:46:48,264 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 40 transitions, 177 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:46:48,264 INFO L231 Difference]: Finished difference. Result has 58 places, 40 transitions, 99 flow [2023-08-27 12:46:48,264 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=97, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=99, PETRI_PLACES=58, PETRI_TRANSITIONS=40} [2023-08-27 12:46:48,265 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -40 predicate places. [2023-08-27 12:46:48,265 INFO L495 AbstractCegarLoop]: Abstraction has has 58 places, 40 transitions, 99 flow [2023-08-27 12:46:48,265 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:46:48,265 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:46:48,265 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 12:46:48,265 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-08-27 12:46:48,266 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thread1Err8ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:46:48,266 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:46:48,266 INFO L85 PathProgramCache]: Analyzing trace with hash 2560910, now seen corresponding path program 1 times [2023-08-27 12:46:48,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:46:48,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966972049] [2023-08-27 12:46:48,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:46:48,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:46:48,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:46:48,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:46:48,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:46:48,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966972049] [2023-08-27 12:46:48,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966972049] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:46:48,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:46:48,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:46:48,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875726025] [2023-08-27 12:46:48,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:46:48,328 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:46:48,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:46:48,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:46:48,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:46:48,329 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:46:48,330 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 40 transitions, 99 flow. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:46:48,330 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:46:48,330 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:46:48,330 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:46:53,908 INFO L124 PetriNetUnfolderBase]: 3523/5262 cut-off events. [2023-08-27 12:46:53,908 INFO L125 PetriNetUnfolderBase]: For 120/120 co-relation queries the response was YES. [2023-08-27 12:46:53,912 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10606 conditions, 5262 events. 3523/5262 cut-off events. For 120/120 co-relation queries the response was YES. Maximal size of possible extension queue 666. Compared 30286 event pairs, 3523 based on Foata normal form. 0/1658 useless extension candidates. Maximal degree in co-relation 10602. Up to 5262 conditions per place. [2023-08-27 12:46:53,921 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 37 selfloop transitions, 1 changer transitions 0/38 dead transitions. [2023-08-27 12:46:53,921 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 38 transitions, 171 flow [2023-08-27 12:46:53,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:46:53,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:46:53,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 415 transitions. [2023-08-27 12:46:53,922 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4230377166156983 [2023-08-27 12:46:53,922 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 415 transitions. [2023-08-27 12:46:53,922 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 415 transitions. [2023-08-27 12:46:53,923 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:46:53,923 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 415 transitions. [2023-08-27 12:46:53,924 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 138.33333333333334) internal successors, (415), 3 states have internal predecessors, (415), 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) [2023-08-27 12:46:53,925 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:46:53,925 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:46:53,925 INFO L175 Difference]: Start difference. First operand has 58 places, 40 transitions, 99 flow. Second operand 3 states and 415 transitions. [2023-08-27 12:46:53,926 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 38 transitions, 171 flow [2023-08-27 12:46:53,926 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 38 transitions, 170 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:46:53,927 INFO L231 Difference]: Finished difference. Result has 57 places, 38 transitions, 96 flow [2023-08-27 12:46:53,927 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=94, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=38, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=96, PETRI_PLACES=57, PETRI_TRANSITIONS=38} [2023-08-27 12:46:53,927 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -41 predicate places. [2023-08-27 12:46:53,927 INFO L495 AbstractCegarLoop]: Abstraction has has 57 places, 38 transitions, 96 flow [2023-08-27 12:46:53,928 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:46:53,928 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:46:53,928 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 12:46:53,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-08-27 12:46:53,928 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thread1Err10ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:46:53,928 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:46:53,928 INFO L85 PathProgramCache]: Analyzing trace with hash 2560912, now seen corresponding path program 1 times [2023-08-27 12:46:53,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:46:53,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856387015] [2023-08-27 12:46:53,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:46:53,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:46:53,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:46:54,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:46:54,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:46:54,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856387015] [2023-08-27 12:46:54,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856387015] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:46:54,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:46:54,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:46:54,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035612595] [2023-08-27 12:46:54,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:46:54,026 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:46:54,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:46:54,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:46:54,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:46:54,026 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:46:54,027 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 38 transitions, 96 flow. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:46:54,027 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:46:54,027 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:46:54,027 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:46:58,371 INFO L124 PetriNetUnfolderBase]: 2615/3946 cut-off events. [2023-08-27 12:46:58,371 INFO L125 PetriNetUnfolderBase]: For 110/110 co-relation queries the response was YES. [2023-08-27 12:46:58,373 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7958 conditions, 3946 events. 2615/3946 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 491. Compared 21955 event pairs, 2615 based on Foata normal form. 0/1344 useless extension candidates. Maximal degree in co-relation 7954. Up to 3946 conditions per place. [2023-08-27 12:46:58,379 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 35 selfloop transitions, 1 changer transitions 0/36 dead transitions. [2023-08-27 12:46:58,379 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 36 transitions, 164 flow [2023-08-27 12:46:58,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:46:58,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:46:58,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 413 transitions. [2023-08-27 12:46:58,380 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.42099898063200814 [2023-08-27 12:46:58,380 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 413 transitions. [2023-08-27 12:46:58,380 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 413 transitions. [2023-08-27 12:46:58,380 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:46:58,381 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 413 transitions. [2023-08-27 12:46:58,381 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 137.66666666666666) internal successors, (413), 3 states have internal predecessors, (413), 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) [2023-08-27 12:46:58,383 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:46:58,383 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:46:58,383 INFO L175 Difference]: Start difference. First operand has 57 places, 38 transitions, 96 flow. Second operand 3 states and 413 transitions. [2023-08-27 12:46:58,383 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 36 transitions, 164 flow [2023-08-27 12:46:58,383 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 36 transitions, 163 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:46:58,384 INFO L231 Difference]: Finished difference. Result has 56 places, 36 transitions, 93 flow [2023-08-27 12:46:58,384 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=91, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=35, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=93, PETRI_PLACES=56, PETRI_TRANSITIONS=36} [2023-08-27 12:46:58,384 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -42 predicate places. [2023-08-27 12:46:58,384 INFO L495 AbstractCegarLoop]: Abstraction has has 56 places, 36 transitions, 93 flow [2023-08-27 12:46:58,384 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:46:58,385 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:46:58,385 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 12:46:58,385 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-08-27 12:46:58,385 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thread1Err11ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:46:58,385 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:46:58,385 INFO L85 PathProgramCache]: Analyzing trace with hash 2560913, now seen corresponding path program 1 times [2023-08-27 12:46:58,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:46:58,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343146998] [2023-08-27 12:46:58,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:46:58,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:46:58,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:46:58,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:46:58,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:46:58,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343146998] [2023-08-27 12:46:58,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343146998] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:46:58,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:46:58,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:46:58,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314026757] [2023-08-27 12:46:58,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:46:58,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:46:58,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:46:58,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:46:58,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:46:58,480 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:46:58,480 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 36 transitions, 93 flow. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:46:58,480 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:46:58,480 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:46:58,480 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:47:01,803 INFO L124 PetriNetUnfolderBase]: 1821/2792 cut-off events. [2023-08-27 12:47:01,803 INFO L125 PetriNetUnfolderBase]: For 100/100 co-relation queries the response was YES. [2023-08-27 12:47:01,805 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5636 conditions, 2792 events. 1821/2792 cut-off events. For 100/100 co-relation queries the response was YES. Maximal size of possible extension queue 338. Compared 14888 event pairs, 1821 based on Foata normal form. 0/1060 useless extension candidates. Maximal degree in co-relation 5632. Up to 2792 conditions per place. [2023-08-27 12:47:01,809 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 33 selfloop transitions, 1 changer transitions 0/34 dead transitions. [2023-08-27 12:47:01,809 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 34 transitions, 157 flow [2023-08-27 12:47:01,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:47:01,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:47:01,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 411 transitions. [2023-08-27 12:47:01,810 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.41896024464831805 [2023-08-27 12:47:01,810 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 411 transitions. [2023-08-27 12:47:01,810 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 411 transitions. [2023-08-27 12:47:01,810 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:47:01,810 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 411 transitions. [2023-08-27 12:47:01,811 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 137.0) internal successors, (411), 3 states have internal predecessors, (411), 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) [2023-08-27 12:47:01,812 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:47:01,812 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:47:01,812 INFO L175 Difference]: Start difference. First operand has 56 places, 36 transitions, 93 flow. Second operand 3 states and 411 transitions. [2023-08-27 12:47:01,813 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 34 transitions, 157 flow [2023-08-27 12:47:01,813 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 34 transitions, 156 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:47:01,814 INFO L231 Difference]: Finished difference. Result has 55 places, 34 transitions, 90 flow [2023-08-27 12:47:01,814 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=88, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=34, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=90, PETRI_PLACES=55, PETRI_TRANSITIONS=34} [2023-08-27 12:47:01,814 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -43 predicate places. [2023-08-27 12:47:01,814 INFO L495 AbstractCegarLoop]: Abstraction has has 55 places, 34 transitions, 90 flow [2023-08-27 12:47:01,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:47:01,815 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:47:01,815 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 12:47:01,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-08-27 12:47:01,815 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thread1Err13ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:47:01,815 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:47:01,815 INFO L85 PathProgramCache]: Analyzing trace with hash 2560915, now seen corresponding path program 1 times [2023-08-27 12:47:01,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:47:01,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40816588] [2023-08-27 12:47:01,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:47:01,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:47:01,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:47:01,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:47:01,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:47:01,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40816588] [2023-08-27 12:47:01,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40816588] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:47:01,874 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:47:01,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:47:01,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657173591] [2023-08-27 12:47:01,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:47:01,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:47:01,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:47:01,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:47:01,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:47:01,876 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:47:01,876 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 34 transitions, 90 flow. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:47:01,876 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:47:01,876 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:47:01,876 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:47:04,157 INFO L124 PetriNetUnfolderBase]: 1157/1824 cut-off events. [2023-08-27 12:47:04,157 INFO L125 PetriNetUnfolderBase]: For 90/90 co-relation queries the response was YES. [2023-08-27 12:47:04,159 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3690 conditions, 1824 events. 1157/1824 cut-off events. For 90/90 co-relation queries the response was YES. Maximal size of possible extension queue 208. Compared 9238 event pairs, 1157 based on Foata normal form. 0/816 useless extension candidates. Maximal degree in co-relation 3686. Up to 1824 conditions per place. [2023-08-27 12:47:04,161 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 31 selfloop transitions, 1 changer transitions 0/32 dead transitions. [2023-08-27 12:47:04,161 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 32 transitions, 150 flow [2023-08-27 12:47:04,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:47:04,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:47:04,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 409 transitions. [2023-08-27 12:47:04,166 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4169215086646279 [2023-08-27 12:47:04,166 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 409 transitions. [2023-08-27 12:47:04,166 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 409 transitions. [2023-08-27 12:47:04,166 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:47:04,166 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 409 transitions. [2023-08-27 12:47:04,167 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 136.33333333333334) internal successors, (409), 3 states have internal predecessors, (409), 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) [2023-08-27 12:47:04,168 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:47:04,169 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:47:04,169 INFO L175 Difference]: Start difference. First operand has 55 places, 34 transitions, 90 flow. Second operand 3 states and 409 transitions. [2023-08-27 12:47:04,169 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 32 transitions, 150 flow [2023-08-27 12:47:04,169 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 54 places, 32 transitions, 149 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:47:04,170 INFO L231 Difference]: Finished difference. Result has 54 places, 32 transitions, 87 flow [2023-08-27 12:47:04,170 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=85, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=32, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=87, PETRI_PLACES=54, PETRI_TRANSITIONS=32} [2023-08-27 12:47:04,170 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -44 predicate places. [2023-08-27 12:47:04,170 INFO L495 AbstractCegarLoop]: Abstraction has has 54 places, 32 transitions, 87 flow [2023-08-27 12:47:04,171 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2023-08-27 12:47:04,171 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:47:04,171 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-27 12:47:04,171 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-08-27 12:47:04,171 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:47:04,171 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:47:04,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1833691641, now seen corresponding path program 1 times [2023-08-27 12:47:04,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:47:04,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760156968] [2023-08-27 12:47:04,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:47:04,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:47:04,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:47:04,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:47:04,257 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:47:04,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760156968] [2023-08-27 12:47:04,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760156968] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:47:04,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:47:04,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:47:04,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397712930] [2023-08-27 12:47:04,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:47:04,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:47:04,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:47:04,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:47:04,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:47:04,259 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:47:04,260 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 54 places, 32 transitions, 87 flow. Second operand has 3 states, 3 states have (on average 126.66666666666667) internal successors, (380), 3 states have internal predecessors, (380), 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) [2023-08-27 12:47:04,260 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:47:04,260 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:47:04,260 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:47:06,254 INFO L124 PetriNetUnfolderBase]: 933/1480 cut-off events. [2023-08-27 12:47:06,254 INFO L125 PetriNetUnfolderBase]: For 72/72 co-relation queries the response was YES. [2023-08-27 12:47:06,256 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3001 conditions, 1480 events. 933/1480 cut-off events. For 72/72 co-relation queries the response was YES. Maximal size of possible extension queue 169. Compared 7184 event pairs, 933 based on Foata normal form. 0/682 useless extension candidates. Maximal degree in co-relation 2997. Up to 1480 conditions per place. [2023-08-27 12:47:06,258 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 29 selfloop transitions, 1 changer transitions 0/30 dead transitions. [2023-08-27 12:47:06,258 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 30 transitions, 143 flow [2023-08-27 12:47:06,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:47:06,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:47:06,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 407 transitions. [2023-08-27 12:47:06,262 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4148827726809378 [2023-08-27 12:47:06,262 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 407 transitions. [2023-08-27 12:47:06,262 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 407 transitions. [2023-08-27 12:47:06,262 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:47:06,262 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 407 transitions. [2023-08-27 12:47:06,263 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 135.66666666666666) internal successors, (407), 3 states have internal predecessors, (407), 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) [2023-08-27 12:47:06,264 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:47:06,264 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:47:06,265 INFO L175 Difference]: Start difference. First operand has 54 places, 32 transitions, 87 flow. Second operand 3 states and 407 transitions. [2023-08-27 12:47:06,265 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 30 transitions, 143 flow [2023-08-27 12:47:06,265 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 30 transitions, 142 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:47:06,266 INFO L231 Difference]: Finished difference. Result has 53 places, 30 transitions, 84 flow [2023-08-27 12:47:06,266 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=82, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=30, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=84, PETRI_PLACES=53, PETRI_TRANSITIONS=30} [2023-08-27 12:47:06,266 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -45 predicate places. [2023-08-27 12:47:06,266 INFO L495 AbstractCegarLoop]: Abstraction has has 53 places, 30 transitions, 84 flow [2023-08-27 12:47:06,267 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.66666666666667) internal successors, (380), 3 states have internal predecessors, (380), 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) [2023-08-27 12:47:06,267 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:47:06,267 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-27 12:47:06,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-08-27 12:47:06,267 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thread2Err13ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:47:06,267 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:47:06,267 INFO L85 PathProgramCache]: Analyzing trace with hash -1833691636, now seen corresponding path program 1 times [2023-08-27 12:47:06,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:47:06,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096192605] [2023-08-27 12:47:06,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:47:06,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:47:06,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:47:06,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:47:06,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:47:06,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096192605] [2023-08-27 12:47:06,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096192605] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:47:06,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:47:06,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:47:06,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538394149] [2023-08-27 12:47:06,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:47:06,330 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:47:06,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:47:06,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:47:06,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:47:06,331 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:47:06,331 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 30 transitions, 84 flow. Second operand has 3 states, 3 states have (on average 126.66666666666667) internal successors, (380), 3 states have internal predecessors, (380), 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) [2023-08-27 12:47:06,331 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:47:06,331 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:47:06,331 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:47:07,989 INFO L124 PetriNetUnfolderBase]: 733/1172 cut-off events. [2023-08-27 12:47:07,990 INFO L125 PetriNetUnfolderBase]: For 56/56 co-relation queries the response was YES. [2023-08-27 12:47:07,991 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2384 conditions, 1172 events. 733/1172 cut-off events. For 56/56 co-relation queries the response was YES. Maximal size of possible extension queue 134. Compared 5429 event pairs, 733 based on Foata normal form. 0/560 useless extension candidates. Maximal degree in co-relation 2380. Up to 1172 conditions per place. [2023-08-27 12:47:07,993 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 27 selfloop transitions, 1 changer transitions 0/28 dead transitions. [2023-08-27 12:47:07,993 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 28 transitions, 136 flow [2023-08-27 12:47:07,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:47:07,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:47:07,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 405 transitions. [2023-08-27 12:47:07,994 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.41284403669724773 [2023-08-27 12:47:07,994 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 405 transitions. [2023-08-27 12:47:07,994 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 405 transitions. [2023-08-27 12:47:07,994 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:47:07,994 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 405 transitions. [2023-08-27 12:47:07,995 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 135.0) internal successors, (405), 3 states have internal predecessors, (405), 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) [2023-08-27 12:47:07,996 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:47:07,997 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:47:07,997 INFO L175 Difference]: Start difference. First operand has 53 places, 30 transitions, 84 flow. Second operand 3 states and 405 transitions. [2023-08-27 12:47:07,997 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 28 transitions, 136 flow [2023-08-27 12:47:07,997 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 52 places, 28 transitions, 135 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:47:07,998 INFO L231 Difference]: Finished difference. Result has 52 places, 28 transitions, 81 flow [2023-08-27 12:47:07,998 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=79, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=28, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=27, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=81, PETRI_PLACES=52, PETRI_TRANSITIONS=28} [2023-08-27 12:47:07,998 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -46 predicate places. [2023-08-27 12:47:07,998 INFO L495 AbstractCegarLoop]: Abstraction has has 52 places, 28 transitions, 81 flow [2023-08-27 12:47:07,998 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.66666666666667) internal successors, (380), 3 states have internal predecessors, (380), 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) [2023-08-27 12:47:07,999 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:47:07,999 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-27 12:47:07,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-08-27 12:47:07,999 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting thread2Err14ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:47:07,999 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:47:07,999 INFO L85 PathProgramCache]: Analyzing trace with hash -1833691635, now seen corresponding path program 1 times [2023-08-27 12:47:07,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:47:07,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345098523] [2023-08-27 12:47:08,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:47:08,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:47:08,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:47:08,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:47:08,146 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:47:08,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345098523] [2023-08-27 12:47:08,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1345098523] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:47:08,147 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:47:08,147 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:47:08,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046192267] [2023-08-27 12:47:08,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:47:08,147 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:47:08,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:47:08,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:47:08,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:47:08,148 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:47:08,148 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 28 transitions, 81 flow. Second operand has 3 states, 3 states have (on average 126.66666666666667) internal successors, (380), 3 states have internal predecessors, (380), 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) [2023-08-27 12:47:08,148 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:47:08,148 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:47:08,149 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:47:09,499 INFO L124 PetriNetUnfolderBase]: 557/900 cut-off events. [2023-08-27 12:47:09,499 INFO L125 PetriNetUnfolderBase]: For 42/42 co-relation queries the response was YES. [2023-08-27 12:47:09,500 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1839 conditions, 900 events. 557/900 cut-off events. For 42/42 co-relation queries the response was YES. Maximal size of possible extension queue 103. Compared 3961 event pairs, 557 based on Foata normal form. 0/450 useless extension candidates. Maximal degree in co-relation 1835. Up to 900 conditions per place. [2023-08-27 12:47:09,501 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 25 selfloop transitions, 1 changer transitions 0/26 dead transitions. [2023-08-27 12:47:09,501 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 52 places, 26 transitions, 129 flow [2023-08-27 12:47:09,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:47:09,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:47:09,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 403 transitions. [2023-08-27 12:47:09,503 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4108053007135576 [2023-08-27 12:47:09,503 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 403 transitions. [2023-08-27 12:47:09,503 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 403 transitions. [2023-08-27 12:47:09,503 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:47:09,503 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 403 transitions. [2023-08-27 12:47:09,504 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 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) [2023-08-27 12:47:09,505 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:47:09,505 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:47:09,506 INFO L175 Difference]: Start difference. First operand has 52 places, 28 transitions, 81 flow. Second operand 3 states and 403 transitions. [2023-08-27 12:47:09,506 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 52 places, 26 transitions, 129 flow [2023-08-27 12:47:09,506 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 51 places, 26 transitions, 128 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:47:09,506 INFO L231 Difference]: Finished difference. Result has 51 places, 26 transitions, 78 flow [2023-08-27 12:47:09,507 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=76, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=78, PETRI_PLACES=51, PETRI_TRANSITIONS=26} [2023-08-27 12:47:09,507 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -47 predicate places. [2023-08-27 12:47:09,507 INFO L495 AbstractCegarLoop]: Abstraction has has 51 places, 26 transitions, 78 flow [2023-08-27 12:47:09,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.66666666666667) internal successors, (380), 3 states have internal predecessors, (380), 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) [2023-08-27 12:47:09,507 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:47:09,507 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-27 12:47:09,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-08-27 12:47:09,508 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thread2Err19ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:47:09,508 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:47:09,508 INFO L85 PathProgramCache]: Analyzing trace with hash -1833691630, now seen corresponding path program 1 times [2023-08-27 12:47:09,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:47:09,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581860514] [2023-08-27 12:47:09,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:47:09,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:47:09,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:47:09,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:47:09,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:47:09,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581860514] [2023-08-27 12:47:09,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581860514] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:47:09,625 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:47:09,625 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:47:09,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305560420] [2023-08-27 12:47:09,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:47:09,625 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:47:09,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:47:09,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:47:09,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:47:09,626 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:47:09,626 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 26 transitions, 78 flow. Second operand has 3 states, 3 states have (on average 126.66666666666667) internal successors, (380), 3 states have internal predecessors, (380), 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) [2023-08-27 12:47:09,627 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:47:09,627 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:47:09,627 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:47:10,539 INFO L124 PetriNetUnfolderBase]: 405/664 cut-off events. [2023-08-27 12:47:10,539 INFO L125 PetriNetUnfolderBase]: For 30/30 co-relation queries the response was YES. [2023-08-27 12:47:10,540 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1366 conditions, 664 events. 405/664 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 76. Compared 2722 event pairs, 405 based on Foata normal form. 0/352 useless extension candidates. Maximal degree in co-relation 1362. Up to 664 conditions per place. [2023-08-27 12:47:10,541 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 23 selfloop transitions, 1 changer transitions 0/24 dead transitions. [2023-08-27 12:47:10,541 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 24 transitions, 122 flow [2023-08-27 12:47:10,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:47:10,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:47:10,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 401 transitions. [2023-08-27 12:47:10,542 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4087665647298675 [2023-08-27 12:47:10,542 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 401 transitions. [2023-08-27 12:47:10,542 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 401 transitions. [2023-08-27 12:47:10,542 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:47:10,543 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 401 transitions. [2023-08-27 12:47:10,543 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 133.66666666666666) internal successors, (401), 3 states have internal predecessors, (401), 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) [2023-08-27 12:47:10,551 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:47:10,552 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:47:10,552 INFO L175 Difference]: Start difference. First operand has 51 places, 26 transitions, 78 flow. Second operand 3 states and 401 transitions. [2023-08-27 12:47:10,552 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 24 transitions, 122 flow [2023-08-27 12:47:10,553 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 24 transitions, 121 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:47:10,553 INFO L231 Difference]: Finished difference. Result has 50 places, 24 transitions, 75 flow [2023-08-27 12:47:10,553 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=73, PETRI_DIFFERENCE_MINUEND_PLACES=48, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=24, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=75, PETRI_PLACES=50, PETRI_TRANSITIONS=24} [2023-08-27 12:47:10,554 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -48 predicate places. [2023-08-27 12:47:10,554 INFO L495 AbstractCegarLoop]: Abstraction has has 50 places, 24 transitions, 75 flow [2023-08-27 12:47:10,554 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.66666666666667) internal successors, (380), 3 states have internal predecessors, (380), 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) [2023-08-27 12:47:10,554 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:47:10,554 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-27 12:47:10,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-08-27 12:47:10,554 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting thread2Err20ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:47:10,555 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:47:10,555 INFO L85 PathProgramCache]: Analyzing trace with hash -1833691629, now seen corresponding path program 1 times [2023-08-27 12:47:10,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:47:10,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520571070] [2023-08-27 12:47:10,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:47:10,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:47:10,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:47:10,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:47:10,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:47:10,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520571070] [2023-08-27 12:47:10,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520571070] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:47:10,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:47:10,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:47:10,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846529284] [2023-08-27 12:47:10,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:47:10,863 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:47:10,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:47:10,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:47:10,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:47:10,864 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:47:10,865 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 24 transitions, 75 flow. Second operand has 3 states, 3 states have (on average 126.66666666666667) internal successors, (380), 3 states have internal predecessors, (380), 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) [2023-08-27 12:47:10,865 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:47:10,865 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:47:10,865 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:47:11,408 INFO L124 PetriNetUnfolderBase]: 277/464 cut-off events. [2023-08-27 12:47:11,408 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2023-08-27 12:47:11,409 INFO L83 FinitePrefix]: Finished finitePrefix Result has 965 conditions, 464 events. 277/464 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 1762 event pairs, 277 based on Foata normal form. 0/266 useless extension candidates. Maximal degree in co-relation 961. Up to 464 conditions per place. [2023-08-27 12:47:11,409 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 21 selfloop transitions, 1 changer transitions 0/22 dead transitions. [2023-08-27 12:47:11,409 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 50 places, 22 transitions, 115 flow [2023-08-27 12:47:11,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:47:11,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:47:11,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 399 transitions. [2023-08-27 12:47:11,411 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.40672782874617736 [2023-08-27 12:47:11,411 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 399 transitions. [2023-08-27 12:47:11,411 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 399 transitions. [2023-08-27 12:47:11,411 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:47:11,411 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 399 transitions. [2023-08-27 12:47:11,411 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 133.0) internal successors, (399), 3 states have internal predecessors, (399), 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) [2023-08-27 12:47:11,412 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:47:11,413 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:47:11,413 INFO L175 Difference]: Start difference. First operand has 50 places, 24 transitions, 75 flow. Second operand 3 states and 399 transitions. [2023-08-27 12:47:11,413 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 50 places, 22 transitions, 115 flow [2023-08-27 12:47:11,413 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 22 transitions, 114 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:47:11,413 INFO L231 Difference]: Finished difference. Result has 49 places, 22 transitions, 72 flow [2023-08-27 12:47:11,414 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=70, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=22, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=21, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=72, PETRI_PLACES=49, PETRI_TRANSITIONS=22} [2023-08-27 12:47:11,414 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -49 predicate places. [2023-08-27 12:47:11,414 INFO L495 AbstractCegarLoop]: Abstraction has has 49 places, 22 transitions, 72 flow [2023-08-27 12:47:11,414 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.66666666666667) internal successors, (380), 3 states have internal predecessors, (380), 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) [2023-08-27 12:47:11,414 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:47:11,414 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-27 12:47:11,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-08-27 12:47:11,415 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:47:11,415 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:47:11,415 INFO L85 PathProgramCache]: Analyzing trace with hash -1833691648, now seen corresponding path program 1 times [2023-08-27 12:47:11,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:47:11,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370605480] [2023-08-27 12:47:11,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:47:11,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:47:11,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:47:11,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:47:11,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:47:11,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370605480] [2023-08-27 12:47:11,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370605480] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:47:11,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:47:11,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:47:11,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329053799] [2023-08-27 12:47:11,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:47:11,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:47:11,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:47:11,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:47:11,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:47:11,467 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:47:11,467 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 49 places, 22 transitions, 72 flow. Second operand has 3 states, 3 states have (on average 126.66666666666667) internal successors, (380), 3 states have internal predecessors, (380), 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) [2023-08-27 12:47:11,467 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:47:11,467 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:47:11,468 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:47:11,757 INFO L124 PetriNetUnfolderBase]: 173/300 cut-off events. [2023-08-27 12:47:11,757 INFO L125 PetriNetUnfolderBase]: For 12/12 co-relation queries the response was YES. [2023-08-27 12:47:11,757 INFO L83 FinitePrefix]: Finished finitePrefix Result has 636 conditions, 300 events. 173/300 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 1006 event pairs, 173 based on Foata normal form. 0/192 useless extension candidates. Maximal degree in co-relation 632. Up to 300 conditions per place. [2023-08-27 12:47:11,758 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 19 selfloop transitions, 1 changer transitions 0/20 dead transitions. [2023-08-27 12:47:11,758 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 49 places, 20 transitions, 108 flow [2023-08-27 12:47:11,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:47:11,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:47:11,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 397 transitions. [2023-08-27 12:47:11,759 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.40468909276248727 [2023-08-27 12:47:11,759 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 397 transitions. [2023-08-27 12:47:11,759 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 397 transitions. [2023-08-27 12:47:11,760 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:47:11,760 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 397 transitions. [2023-08-27 12:47:11,761 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 132.33333333333334) internal successors, (397), 3 states have internal predecessors, (397), 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) [2023-08-27 12:47:11,762 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:47:11,762 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:47:11,762 INFO L175 Difference]: Start difference. First operand has 49 places, 22 transitions, 72 flow. Second operand 3 states and 397 transitions. [2023-08-27 12:47:11,762 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 49 places, 20 transitions, 108 flow [2023-08-27 12:47:11,762 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 20 transitions, 107 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:47:11,763 INFO L231 Difference]: Finished difference. Result has 48 places, 20 transitions, 69 flow [2023-08-27 12:47:11,763 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=67, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=20, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=19, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=69, PETRI_PLACES=48, PETRI_TRANSITIONS=20} [2023-08-27 12:47:11,763 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -50 predicate places. [2023-08-27 12:47:11,763 INFO L495 AbstractCegarLoop]: Abstraction has has 48 places, 20 transitions, 69 flow [2023-08-27 12:47:11,763 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.66666666666667) internal successors, (380), 3 states have internal predecessors, (380), 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) [2023-08-27 12:47:11,763 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:47:11,764 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-27 12:47:11,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-08-27 12:47:11,764 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:47:11,764 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:47:11,764 INFO L85 PathProgramCache]: Analyzing trace with hash -1833691647, now seen corresponding path program 1 times [2023-08-27 12:47:11,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:47:11,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201765183] [2023-08-27 12:47:11,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:47:11,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:47:11,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:47:11,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:47:11,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:47:11,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201765183] [2023-08-27 12:47:11,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201765183] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:47:11,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:47:11,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:47:11,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100084046] [2023-08-27 12:47:11,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:47:11,820 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:47:11,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:47:11,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:47:11,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:47:11,821 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:47:11,821 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 20 transitions, 69 flow. Second operand has 3 states, 3 states have (on average 126.66666666666667) internal successors, (380), 3 states have internal predecessors, (380), 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) [2023-08-27 12:47:11,821 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:47:11,821 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:47:11,821 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:47:12,084 INFO L124 PetriNetUnfolderBase]: 93/172 cut-off events. [2023-08-27 12:47:12,084 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2023-08-27 12:47:12,085 INFO L83 FinitePrefix]: Finished finitePrefix Result has 379 conditions, 172 events. 93/172 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 472 event pairs, 93 based on Foata normal form. 0/130 useless extension candidates. Maximal degree in co-relation 375. Up to 172 conditions per place. [2023-08-27 12:47:12,085 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 17 selfloop transitions, 1 changer transitions 0/18 dead transitions. [2023-08-27 12:47:12,085 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 18 transitions, 101 flow [2023-08-27 12:47:12,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:47:12,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:47:12,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 395 transitions. [2023-08-27 12:47:12,086 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4026503567787971 [2023-08-27 12:47:12,086 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 395 transitions. [2023-08-27 12:47:12,086 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 395 transitions. [2023-08-27 12:47:12,086 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:47:12,087 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 395 transitions. [2023-08-27 12:47:12,087 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 131.66666666666666) internal successors, (395), 3 states have internal predecessors, (395), 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) [2023-08-27 12:47:12,088 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:47:12,088 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:47:12,088 INFO L175 Difference]: Start difference. First operand has 48 places, 20 transitions, 69 flow. Second operand 3 states and 395 transitions. [2023-08-27 12:47:12,088 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 18 transitions, 101 flow [2023-08-27 12:47:12,088 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 18 transitions, 100 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:47:12,089 INFO L231 Difference]: Finished difference. Result has 47 places, 18 transitions, 66 flow [2023-08-27 12:47:12,089 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=64, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=18, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=17, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=66, PETRI_PLACES=47, PETRI_TRANSITIONS=18} [2023-08-27 12:47:12,089 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -51 predicate places. [2023-08-27 12:47:12,089 INFO L495 AbstractCegarLoop]: Abstraction has has 47 places, 18 transitions, 66 flow [2023-08-27 12:47:12,090 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.66666666666667) internal successors, (380), 3 states have internal predecessors, (380), 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) [2023-08-27 12:47:12,090 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:47:12,090 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-27 12:47:12,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-08-27 12:47:12,090 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thread2Err7ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:47:12,090 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:47:12,090 INFO L85 PathProgramCache]: Analyzing trace with hash -1833691642, now seen corresponding path program 1 times [2023-08-27 12:47:12,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:47:12,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278692083] [2023-08-27 12:47:12,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:47:12,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:47:12,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:47:12,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:47:12,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:47:12,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278692083] [2023-08-27 12:47:12,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278692083] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:47:12,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:47:12,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 12:47:12,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151032467] [2023-08-27 12:47:12,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:47:12,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 12:47:12,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:47:12,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 12:47:12,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 12:47:12,146 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 12:47:12,147 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 47 places, 18 transitions, 66 flow. Second operand has 3 states, 3 states have (on average 126.66666666666667) internal successors, (380), 3 states have internal predecessors, (380), 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) [2023-08-27 12:47:12,147 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:47:12,147 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 12:47:12,147 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:47:12,306 INFO L124 PetriNetUnfolderBase]: 37/80 cut-off events. [2023-08-27 12:47:12,306 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-08-27 12:47:12,306 INFO L83 FinitePrefix]: Finished finitePrefix Result has 194 conditions, 80 events. 37/80 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 152 event pairs, 37 based on Foata normal form. 0/80 useless extension candidates. Maximal degree in co-relation 190. Up to 80 conditions per place. [2023-08-27 12:47:12,306 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 15 selfloop transitions, 1 changer transitions 0/16 dead transitions. [2023-08-27 12:47:12,306 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 16 transitions, 94 flow [2023-08-27 12:47:12,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 12:47:12,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 12:47:12,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 393 transitions. [2023-08-27 12:47:12,308 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.40061162079510704 [2023-08-27 12:47:12,308 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 393 transitions. [2023-08-27 12:47:12,308 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 393 transitions. [2023-08-27 12:47:12,308 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:47:12,308 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 393 transitions. [2023-08-27 12:47:12,309 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 131.0) internal successors, (393), 3 states have internal predecessors, (393), 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) [2023-08-27 12:47:12,310 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:47:12,310 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 327.0) internal successors, (1308), 4 states have internal predecessors, (1308), 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) [2023-08-27 12:47:12,310 INFO L175 Difference]: Start difference. First operand has 47 places, 18 transitions, 66 flow. Second operand 3 states and 393 transitions. [2023-08-27 12:47:12,310 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 16 transitions, 94 flow [2023-08-27 12:47:12,311 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 16 transitions, 93 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:47:12,311 INFO L231 Difference]: Finished difference. Result has 46 places, 16 transitions, 63 flow [2023-08-27 12:47:12,311 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=61, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=16, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=15, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=63, PETRI_PLACES=46, PETRI_TRANSITIONS=16} [2023-08-27 12:47:12,312 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -52 predicate places. [2023-08-27 12:47:12,312 INFO L495 AbstractCegarLoop]: Abstraction has has 46 places, 16 transitions, 63 flow [2023-08-27 12:47:12,312 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.66666666666667) internal successors, (380), 3 states have internal predecessors, (380), 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) [2023-08-27 12:47:12,312 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:47:12,312 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-27 12:47:12,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-08-27 12:47:12,312 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:47:12,313 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:47:12,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1451836136, now seen corresponding path program 1 times [2023-08-27 12:47:12,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:47:12,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917004179] [2023-08-27 12:47:12,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:47:12,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:47:13,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:47:31,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:47:31,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:47:31,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917004179] [2023-08-27 12:47:31,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917004179] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:47:31,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:47:31,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-08-27 12:47:31,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610029077] [2023-08-27 12:47:31,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:47:31,306 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-27 12:47:31,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:47:31,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-27 12:47:31,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-08-27 12:47:31,307 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 327 [2023-08-27 12:47:31,308 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 46 places, 16 transitions, 63 flow. Second operand has 5 states, 5 states have (on average 101.2) internal successors, (506), 5 states have internal predecessors, (506), 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) [2023-08-27 12:47:31,308 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:47:31,308 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 327 [2023-08-27 12:47:31,308 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:47:31,770 INFO L124 PetriNetUnfolderBase]: 40/106 cut-off events. [2023-08-27 12:47:31,770 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2023-08-27 12:47:31,771 INFO L83 FinitePrefix]: Finished finitePrefix Result has 248 conditions, 106 events. 40/106 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 326 event pairs, 6 based on Foata normal form. 1/107 useless extension candidates. Maximal degree in co-relation 244. Up to 48 conditions per place. [2023-08-27 12:47:31,771 INFO L140 encePairwiseOnDemand]: 322/327 looper letters, 30 selfloop transitions, 6 changer transitions 9/45 dead transitions. [2023-08-27 12:47:31,771 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 45 transitions, 221 flow [2023-08-27 12:47:31,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-27 12:47:31,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-27 12:47:31,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 634 transitions. [2023-08-27 12:47:31,773 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.32313965341488277 [2023-08-27 12:47:31,773 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 634 transitions. [2023-08-27 12:47:31,773 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 634 transitions. [2023-08-27 12:47:31,773 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:47:31,773 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 634 transitions. [2023-08-27 12:47:31,774 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 105.66666666666667) internal successors, (634), 6 states have internal predecessors, (634), 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) [2023-08-27 12:47:31,775 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 327.0) internal successors, (2289), 7 states have internal predecessors, (2289), 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) [2023-08-27 12:47:31,776 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 327.0) internal successors, (2289), 7 states have internal predecessors, (2289), 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) [2023-08-27 12:47:31,776 INFO L175 Difference]: Start difference. First operand has 46 places, 16 transitions, 63 flow. Second operand 6 states and 634 transitions. [2023-08-27 12:47:31,776 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 45 transitions, 221 flow [2023-08-27 12:47:31,776 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 45 transitions, 220 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-27 12:47:31,777 INFO L231 Difference]: Finished difference. Result has 53 places, 20 transitions, 95 flow [2023-08-27 12:47:31,777 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=62, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=16, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=95, PETRI_PLACES=53, PETRI_TRANSITIONS=20} [2023-08-27 12:47:31,778 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -45 predicate places. [2023-08-27 12:47:31,778 INFO L495 AbstractCegarLoop]: Abstraction has has 53 places, 20 transitions, 95 flow [2023-08-27 12:47:31,778 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 101.2) internal successors, (506), 5 states have internal predecessors, (506), 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) [2023-08-27 12:47:31,778 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:47:31,778 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-27 12:47:31,778 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2023-08-27 12:47:31,778 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:47:31,778 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:47:31,778 INFO L85 PathProgramCache]: Analyzing trace with hash -1450224106, now seen corresponding path program 2 times [2023-08-27 12:47:31,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:47:31,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790598911] [2023-08-27 12:47:31,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:47:31,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:47:32,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:47:53,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:47:53,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:47:53,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790598911] [2023-08-27 12:47:53,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790598911] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:47:53,676 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:47:53,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-08-27 12:47:53,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403829231] [2023-08-27 12:47:53,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:47:53,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-27 12:47:53,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:47:53,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-27 12:47:53,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-08-27 12:47:53,677 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 327 [2023-08-27 12:47:53,678 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 20 transitions, 95 flow. Second operand has 5 states, 5 states have (on average 101.2) internal successors, (506), 5 states have internal predecessors, (506), 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) [2023-08-27 12:47:53,678 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:47:53,678 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 327 [2023-08-27 12:47:53,678 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:47:54,164 INFO L124 PetriNetUnfolderBase]: 36/114 cut-off events. [2023-08-27 12:47:54,164 INFO L125 PetriNetUnfolderBase]: For 67/67 co-relation queries the response was YES. [2023-08-27 12:47:54,164 INFO L83 FinitePrefix]: Finished finitePrefix Result has 343 conditions, 114 events. 36/114 cut-off events. For 67/67 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 399 event pairs, 4 based on Foata normal form. 1/115 useless extension candidates. Maximal degree in co-relation 336. Up to 62 conditions per place. [2023-08-27 12:47:54,164 INFO L140 encePairwiseOnDemand]: 322/327 looper letters, 28 selfloop transitions, 5 changer transitions 10/43 dead transitions. [2023-08-27 12:47:54,165 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 43 transitions, 245 flow [2023-08-27 12:47:54,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-27 12:47:54,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-27 12:47:54,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 632 transitions. [2023-08-27 12:47:54,167 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3221202854230377 [2023-08-27 12:47:54,167 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 632 transitions. [2023-08-27 12:47:54,167 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 632 transitions. [2023-08-27 12:47:54,167 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:47:54,167 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 632 transitions. [2023-08-27 12:47:54,168 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 105.33333333333333) internal successors, (632), 6 states have internal predecessors, (632), 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) [2023-08-27 12:47:54,170 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 327.0) internal successors, (2289), 7 states have internal predecessors, (2289), 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) [2023-08-27 12:47:54,170 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 327.0) internal successors, (2289), 7 states have internal predecessors, (2289), 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) [2023-08-27 12:47:54,170 INFO L175 Difference]: Start difference. First operand has 53 places, 20 transitions, 95 flow. Second operand 6 states and 632 transitions. [2023-08-27 12:47:54,170 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 43 transitions, 245 flow [2023-08-27 12:47:54,171 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 43 transitions, 241 flow, removed 2 selfloop flow, removed 1 redundant places. [2023-08-27 12:47:54,172 INFO L231 Difference]: Finished difference. Result has 59 places, 20 transitions, 113 flow [2023-08-27 12:47:54,172 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=93, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=20, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=15, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=113, PETRI_PLACES=59, PETRI_TRANSITIONS=20} [2023-08-27 12:47:54,173 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -39 predicate places. [2023-08-27 12:47:54,173 INFO L495 AbstractCegarLoop]: Abstraction has has 59 places, 20 transitions, 113 flow [2023-08-27 12:47:54,173 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 101.2) internal successors, (506), 5 states have internal predecessors, (506), 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) [2023-08-27 12:47:54,173 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:47:54,173 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-27 12:47:54,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2023-08-27 12:47:54,173 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:47:54,173 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:47:54,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1434370798, now seen corresponding path program 3 times [2023-08-27 12:47:54,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:47:54,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140558615] [2023-08-27 12:47:54,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:47:54,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:47:54,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:48:19,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:48:19,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:48:19,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140558615] [2023-08-27 12:48:19,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140558615] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:48:19,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:48:19,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-08-27 12:48:19,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956613487] [2023-08-27 12:48:19,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:48:19,977 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-27 12:48:19,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:48:19,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-27 12:48:19,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-08-27 12:48:19,978 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 327 [2023-08-27 12:48:19,979 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 20 transitions, 113 flow. Second operand has 5 states, 5 states have (on average 101.2) internal successors, (506), 5 states have internal predecessors, (506), 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) [2023-08-27 12:48:19,979 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:48:19,979 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 327 [2023-08-27 12:48:19,979 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:48:20,545 INFO L124 PetriNetUnfolderBase]: 20/70 cut-off events. [2023-08-27 12:48:20,545 INFO L125 PetriNetUnfolderBase]: For 105/105 co-relation queries the response was YES. [2023-08-27 12:48:20,545 INFO L83 FinitePrefix]: Finished finitePrefix Result has 257 conditions, 70 events. 20/70 cut-off events. For 105/105 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 190 event pairs, 0 based on Foata normal form. 1/71 useless extension candidates. Maximal degree in co-relation 247. Up to 23 conditions per place. [2023-08-27 12:48:20,546 INFO L140 encePairwiseOnDemand]: 322/327 looper letters, 27 selfloop transitions, 6 changer transitions 9/42 dead transitions. [2023-08-27 12:48:20,546 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 42 transitions, 257 flow [2023-08-27 12:48:20,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-27 12:48:20,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-27 12:48:20,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 630 transitions. [2023-08-27 12:48:20,548 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3211009174311927 [2023-08-27 12:48:20,548 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 630 transitions. [2023-08-27 12:48:20,548 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 630 transitions. [2023-08-27 12:48:20,548 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:48:20,548 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 630 transitions. [2023-08-27 12:48:20,549 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 105.0) internal successors, (630), 6 states have internal predecessors, (630), 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) [2023-08-27 12:48:20,550 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 327.0) internal successors, (2289), 7 states have internal predecessors, (2289), 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) [2023-08-27 12:48:20,551 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 327.0) internal successors, (2289), 7 states have internal predecessors, (2289), 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) [2023-08-27 12:48:20,551 INFO L175 Difference]: Start difference. First operand has 59 places, 20 transitions, 113 flow. Second operand 6 states and 630 transitions. [2023-08-27 12:48:20,551 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 42 transitions, 257 flow [2023-08-27 12:48:20,551 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 42 transitions, 235 flow, removed 6 selfloop flow, removed 5 redundant places. [2023-08-27 12:48:20,552 INFO L231 Difference]: Finished difference. Result has 60 places, 20 transitions, 115 flow [2023-08-27 12:48:20,552 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=94, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=20, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=14, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=115, PETRI_PLACES=60, PETRI_TRANSITIONS=20} [2023-08-27 12:48:20,552 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -38 predicate places. [2023-08-27 12:48:20,552 INFO L495 AbstractCegarLoop]: Abstraction has has 60 places, 20 transitions, 115 flow [2023-08-27 12:48:20,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 101.2) internal successors, (506), 5 states have internal predecessors, (506), 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) [2023-08-27 12:48:20,553 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:48:20,553 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-27 12:48:20,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2023-08-27 12:48:20,553 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:48:20,553 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:48:20,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1722394590, now seen corresponding path program 4 times [2023-08-27 12:48:20,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:48:20,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546854192] [2023-08-27 12:48:20,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:48:20,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:48:21,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 12:48:33,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-27 12:48:33,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 12:48:33,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546854192] [2023-08-27 12:48:33,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546854192] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 12:48:33,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 12:48:33,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-08-27 12:48:33,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090259101] [2023-08-27 12:48:33,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 12:48:33,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-27 12:48:33,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 12:48:33,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-27 12:48:33,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-08-27 12:48:33,059 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 327 [2023-08-27 12:48:33,059 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 20 transitions, 115 flow. Second operand has 5 states, 5 states have (on average 101.2) internal successors, (506), 5 states have internal predecessors, (506), 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) [2023-08-27 12:48:33,060 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 12:48:33,060 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 327 [2023-08-27 12:48:33,060 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 12:48:33,840 INFO L124 PetriNetUnfolderBase]: 15/67 cut-off events. [2023-08-27 12:48:33,840 INFO L125 PetriNetUnfolderBase]: For 62/62 co-relation queries the response was YES. [2023-08-27 12:48:33,840 INFO L83 FinitePrefix]: Finished finitePrefix Result has 248 conditions, 67 events. 15/67 cut-off events. For 62/62 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 178 event pairs, 0 based on Foata normal form. 1/68 useless extension candidates. Maximal degree in co-relation 239. Up to 41 conditions per place. [2023-08-27 12:48:33,841 INFO L140 encePairwiseOnDemand]: 322/327 looper letters, 18 selfloop transitions, 4 changer transitions 12/34 dead transitions. [2023-08-27 12:48:33,841 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 34 transitions, 223 flow [2023-08-27 12:48:33,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-27 12:48:33,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-27 12:48:33,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 622 transitions. [2023-08-27 12:48:33,843 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.31702344546381245 [2023-08-27 12:48:33,843 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 622 transitions. [2023-08-27 12:48:33,843 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 622 transitions. [2023-08-27 12:48:33,843 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 12:48:33,843 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 622 transitions. [2023-08-27 12:48:33,844 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 103.66666666666667) internal successors, (622), 6 states have internal predecessors, (622), 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) [2023-08-27 12:48:33,845 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 327.0) internal successors, (2289), 7 states have internal predecessors, (2289), 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) [2023-08-27 12:48:33,845 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 327.0) internal successors, (2289), 7 states have internal predecessors, (2289), 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) [2023-08-27 12:48:33,845 INFO L175 Difference]: Start difference. First operand has 60 places, 20 transitions, 115 flow. Second operand 6 states and 622 transitions. [2023-08-27 12:48:33,846 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 34 transitions, 223 flow [2023-08-27 12:48:33,846 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 34 transitions, 218 flow, removed 1 selfloop flow, removed 2 redundant places. [2023-08-27 12:48:33,846 INFO L231 Difference]: Finished difference. Result has 63 places, 18 transitions, 109 flow [2023-08-27 12:48:33,847 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=110, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=20, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=109, PETRI_PLACES=63, PETRI_TRANSITIONS=18} [2023-08-27 12:48:33,847 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -35 predicate places. [2023-08-27 12:48:33,847 INFO L495 AbstractCegarLoop]: Abstraction has has 63 places, 18 transitions, 109 flow [2023-08-27 12:48:33,847 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 101.2) internal successors, (506), 5 states have internal predecessors, (506), 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) [2023-08-27 12:48:33,847 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 12:48:33,847 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-27 12:48:33,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2023-08-27 12:48:33,848 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 12:48:33,848 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 12:48:33,848 INFO L85 PathProgramCache]: Analyzing trace with hash -563424634, now seen corresponding path program 5 times [2023-08-27 12:48:33,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 12:48:33,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381254546] [2023-08-27 12:48:33,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 12:48:33,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 12:48:34,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2023-08-27 12:52:52,668 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (147 of 148 remaining) [2023-08-27 12:52:52,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2023-08-27 12:52:52,669 WARN L619 AbstractCegarLoop]: Verification canceled: while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. [2023-08-27 12:52:52,671 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (146 of 148 remaining) [2023-08-27 12:52:52,671 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (145 of 148 remaining) [2023-08-27 12:52:52,672 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (144 of 148 remaining) [2023-08-27 12:52:52,672 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (143 of 148 remaining) [2023-08-27 12:52:52,672 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (142 of 148 remaining) [2023-08-27 12:52:52,672 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (141 of 148 remaining) [2023-08-27 12:52:52,673 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (140 of 148 remaining) [2023-08-27 12:52:52,673 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (139 of 148 remaining) [2023-08-27 12:52:52,673 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (138 of 148 remaining) [2023-08-27 12:52:52,673 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (137 of 148 remaining) [2023-08-27 12:52:52,674 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (136 of 148 remaining) [2023-08-27 12:52:52,674 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (135 of 148 remaining) [2023-08-27 12:52:52,674 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (134 of 148 remaining) [2023-08-27 12:52:52,674 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (133 of 148 remaining) [2023-08-27 12:52:52,674 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (132 of 148 remaining) [2023-08-27 12:52:52,675 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (131 of 148 remaining) [2023-08-27 12:52:52,675 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (130 of 148 remaining) [2023-08-27 12:52:52,675 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (129 of 148 remaining) [2023-08-27 12:52:52,675 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (128 of 148 remaining) [2023-08-27 12:52:52,676 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (127 of 148 remaining) [2023-08-27 12:52:52,676 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (126 of 148 remaining) [2023-08-27 12:52:52,676 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (125 of 148 remaining) [2023-08-27 12:52:52,676 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err22ASSERT_VIOLATIONINTEGER_OVERFLOW (124 of 148 remaining) [2023-08-27 12:52:52,677 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err23ASSERT_VIOLATIONINTEGER_OVERFLOW (123 of 148 remaining) [2023-08-27 12:52:52,677 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (122 of 148 remaining) [2023-08-27 12:52:52,677 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (121 of 148 remaining) [2023-08-27 12:52:52,677 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (120 of 148 remaining) [2023-08-27 12:52:52,678 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (119 of 148 remaining) [2023-08-27 12:52:52,678 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (118 of 148 remaining) [2023-08-27 12:52:52,678 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (117 of 148 remaining) [2023-08-27 12:52:52,678 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (116 of 148 remaining) [2023-08-27 12:52:52,679 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (115 of 148 remaining) [2023-08-27 12:52:52,679 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (114 of 148 remaining) [2023-08-27 12:52:52,679 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (113 of 148 remaining) [2023-08-27 12:52:52,679 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (112 of 148 remaining) [2023-08-27 12:52:52,679 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (111 of 148 remaining) [2023-08-27 12:52:52,680 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (110 of 148 remaining) [2023-08-27 12:52:52,680 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (109 of 148 remaining) [2023-08-27 12:52:52,680 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (108 of 148 remaining) [2023-08-27 12:52:52,680 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (107 of 148 remaining) [2023-08-27 12:52:52,681 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (106 of 148 remaining) [2023-08-27 12:52:52,681 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (105 of 148 remaining) [2023-08-27 12:52:52,681 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (104 of 148 remaining) [2023-08-27 12:52:52,681 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (103 of 148 remaining) [2023-08-27 12:52:52,681 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (102 of 148 remaining) [2023-08-27 12:52:52,682 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-08-27 12:52:52,684 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (101 of 148 remaining) [2023-08-27 12:52:52,685 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err22ASSERT_VIOLATIONINTEGER_OVERFLOW (100 of 148 remaining) [2023-08-27 12:52:52,685 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err23ASSERT_VIOLATIONINTEGER_OVERFLOW (99 of 148 remaining) [2023-08-27 12:52:52,685 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (98 of 148 remaining) [2023-08-27 12:52:52,685 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (97 of 148 remaining) [2023-08-27 12:52:52,685 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (96 of 148 remaining) [2023-08-27 12:52:52,686 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (95 of 148 remaining) [2023-08-27 12:52:52,686 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (94 of 148 remaining) [2023-08-27 12:52:52,686 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (93 of 148 remaining) [2023-08-27 12:52:52,686 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (92 of 148 remaining) [2023-08-27 12:52:52,686 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (91 of 148 remaining) [2023-08-27 12:52:52,686 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (90 of 148 remaining) [2023-08-27 12:52:52,687 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (89 of 148 remaining) [2023-08-27 12:52:52,687 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (88 of 148 remaining) [2023-08-27 12:52:52,687 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (87 of 148 remaining) [2023-08-27 12:52:52,687 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (86 of 148 remaining) [2023-08-27 12:52:52,687 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (85 of 148 remaining) [2023-08-27 12:52:52,687 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (84 of 148 remaining) [2023-08-27 12:52:52,687 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (83 of 148 remaining) [2023-08-27 12:52:52,688 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (82 of 148 remaining) [2023-08-27 12:52:52,688 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (81 of 148 remaining) [2023-08-27 12:52:52,688 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (80 of 148 remaining) [2023-08-27 12:52:52,688 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (79 of 148 remaining) [2023-08-27 12:52:52,688 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (78 of 148 remaining) [2023-08-27 12:52:52,688 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (77 of 148 remaining) [2023-08-27 12:52:52,689 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err22ASSERT_VIOLATIONINTEGER_OVERFLOW (76 of 148 remaining) [2023-08-27 12:52:52,689 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err23ASSERT_VIOLATIONINTEGER_OVERFLOW (75 of 148 remaining) [2023-08-27 12:52:52,689 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (74 of 148 remaining) [2023-08-27 12:52:52,689 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (73 of 148 remaining) [2023-08-27 12:52:52,689 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (72 of 148 remaining) [2023-08-27 12:52:52,689 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (71 of 148 remaining) [2023-08-27 12:52:52,689 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (70 of 148 remaining) [2023-08-27 12:52:52,690 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (69 of 148 remaining) [2023-08-27 12:52:52,690 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (68 of 148 remaining) [2023-08-27 12:52:52,690 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (67 of 148 remaining) [2023-08-27 12:52:52,690 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (66 of 148 remaining) [2023-08-27 12:52:52,690 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (65 of 148 remaining) [2023-08-27 12:52:52,690 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (64 of 148 remaining) [2023-08-27 12:52:52,691 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (63 of 148 remaining) [2023-08-27 12:52:52,691 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (62 of 148 remaining) [2023-08-27 12:52:52,691 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (61 of 148 remaining) [2023-08-27 12:52:52,691 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (60 of 148 remaining) [2023-08-27 12:52:52,691 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (59 of 148 remaining) [2023-08-27 12:52:52,691 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (58 of 148 remaining) [2023-08-27 12:52:52,692 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (57 of 148 remaining) [2023-08-27 12:52:52,692 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (56 of 148 remaining) [2023-08-27 12:52:52,692 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 148 remaining) [2023-08-27 12:52:52,692 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 148 remaining) [2023-08-27 12:52:52,692 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 148 remaining) [2023-08-27 12:52:52,693 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 148 remaining) [2023-08-27 12:52:52,693 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 148 remaining) [2023-08-27 12:52:52,693 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 148 remaining) [2023-08-27 12:52:52,693 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err22ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 148 remaining) [2023-08-27 12:52:52,693 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err23ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 148 remaining) [2023-08-27 12:52:52,693 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 148 remaining) [2023-08-27 12:52:52,694 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 148 remaining) [2023-08-27 12:52:52,694 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 148 remaining) [2023-08-27 12:52:52,694 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 148 remaining) [2023-08-27 12:52:52,694 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 148 remaining) [2023-08-27 12:52:52,694 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 148 remaining) [2023-08-27 12:52:52,694 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 148 remaining) [2023-08-27 12:52:52,694 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 148 remaining) [2023-08-27 12:52:52,694 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 148 remaining) [2023-08-27 12:52:52,695 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 148 remaining) [2023-08-27 12:52:52,695 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 148 remaining) [2023-08-27 12:52:52,695 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 148 remaining) [2023-08-27 12:52:52,695 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 148 remaining) [2023-08-27 12:52:52,695 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 148 remaining) [2023-08-27 12:52:52,695 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 148 remaining) [2023-08-27 12:52:52,695 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 148 remaining) [2023-08-27 12:52:52,695 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 148 remaining) [2023-08-27 12:52:52,696 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 148 remaining) [2023-08-27 12:52:52,696 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 148 remaining) [2023-08-27 12:52:52,696 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 148 remaining) [2023-08-27 12:52:52,696 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 148 remaining) [2023-08-27 12:52:52,696 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 148 remaining) [2023-08-27 12:52:52,696 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err22ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 148 remaining) [2023-08-27 12:52:52,696 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err23ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 148 remaining) [2023-08-27 12:52:52,696 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 148 remaining) [2023-08-27 12:52:52,696 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 148 remaining) [2023-08-27 12:52:52,697 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 148 remaining) [2023-08-27 12:52:52,697 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 148 remaining) [2023-08-27 12:52:52,697 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 148 remaining) [2023-08-27 12:52:52,697 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 148 remaining) [2023-08-27 12:52:52,697 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 148 remaining) [2023-08-27 12:52:52,697 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 148 remaining) [2023-08-27 12:52:52,697 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 148 remaining) [2023-08-27 12:52:52,697 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 148 remaining) [2023-08-27 12:52:52,698 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 148 remaining) [2023-08-27 12:52:52,698 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 148 remaining) [2023-08-27 12:52:52,698 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 148 remaining) [2023-08-27 12:52:52,698 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 148 remaining) [2023-08-27 12:52:52,698 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 148 remaining) [2023-08-27 12:52:52,698 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 148 remaining) [2023-08-27 12:52:52,698 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 148 remaining) [2023-08-27 12:52:52,698 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 148 remaining) [2023-08-27 12:52:52,698 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 148 remaining) [2023-08-27 12:52:52,699 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 148 remaining) [2023-08-27 12:52:52,699 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 148 remaining) [2023-08-27 12:52:52,699 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 148 remaining) [2023-08-27 12:52:52,699 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err22ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 148 remaining) [2023-08-27 12:52:52,699 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err23ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 148 remaining) [2023-08-27 12:52:52,699 INFO L445 BasicCegarLoop]: Path program histogram: [5, 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] [2023-08-27 12:52:52,710 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-27 12:52:52,710 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-27 12:52:52,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.08 12:52:52 BasicIcfg [2023-08-27 12:52:52,713 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-27 12:52:52,713 INFO L158 Benchmark]: Toolchain (without parser) took 809280.72ms. Allocated memory was 352.3MB in the beginning and 5.2GB in the end (delta: 4.9GB). Free memory was 309.5MB in the beginning and 4.1GB in the end (delta: -3.8GB). Peak memory consumption was 4.1GB. Max. memory is 16.0GB. [2023-08-27 12:52:52,713 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 352.3MB. Free memory is still 329.6MB. There was no memory consumed. Max. memory is 16.0GB. [2023-08-27 12:52:52,714 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.53ms. Allocated memory is still 352.3MB. Free memory was 309.5MB in the beginning and 296.9MB in the end (delta: 12.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.0GB. [2023-08-27 12:52:52,714 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.79ms. Allocated memory is still 352.3MB. Free memory was 296.9MB in the beginning and 293.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-27 12:52:52,714 INFO L158 Benchmark]: Boogie Preprocessor took 58.40ms. Allocated memory is still 352.3MB. Free memory was 293.7MB in the beginning and 291.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-08-27 12:52:52,714 INFO L158 Benchmark]: RCFGBuilder took 5765.06ms. Allocated memory was 352.3MB in the beginning and 832.6MB in the end (delta: 480.2MB). Free memory was 291.6MB in the beginning and 628.8MB in the end (delta: -337.2MB). Peak memory consumption was 278.4MB. Max. memory is 16.0GB. [2023-08-27 12:52:52,715 INFO L158 Benchmark]: TraceAbstraction took 803119.84ms. Allocated memory was 832.6MB in the beginning and 5.2GB in the end (delta: 4.4GB). Free memory was 627.7MB in the beginning and 4.1GB in the end (delta: -3.5GB). Peak memory consumption was 3.9GB. Max. memory is 16.0GB. [2023-08-27 12:52:52,720 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 352.3MB. Free memory is still 329.6MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 267.53ms. Allocated memory is still 352.3MB. Free memory was 309.5MB in the beginning and 296.9MB in the end (delta: 12.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 63.79ms. Allocated memory is still 352.3MB. Free memory was 296.9MB in the beginning and 293.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 58.40ms. Allocated memory is still 352.3MB. Free memory was 293.7MB in the beginning and 291.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 5765.06ms. Allocated memory was 352.3MB in the beginning and 832.6MB in the end (delta: 480.2MB). Free memory was 291.6MB in the beginning and 628.8MB in the end (delta: -337.2MB). Peak memory consumption was 278.4MB. Max. memory is 16.0GB. * TraceAbstraction took 803119.84ms. Allocated memory was 832.6MB in the beginning and 5.2GB in the end (delta: 4.4GB). Free memory was 627.7MB in the beginning and 4.1GB in the end (delta: -3.5GB). Peak memory consumption was 3.9GB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 54.4s, 205 PlacesBefore, 98 PlacesAfterwards, 197 TransitionsBefore, 88 TransitionsAfterwards, 6318 CoEnabledTransitionPairs, 8 FixpointIterations, 88 TrivialSequentialCompositions, 18 ConcurrentSequentialCompositions, 8 TrivialYvCompositions, 0 ConcurrentYvCompositions, 2 ChoiceCompositions, 116 TotalNumberOfCompositions, 4301 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 4301, independent: 4301, independent conditional: 0, independent unconditional: 4301, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1308, independent: 1308, independent conditional: 0, independent unconditional: 1308, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4301, independent: 2993, independent conditional: 0, independent unconditional: 2993, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1308, unknown conditional: 0, unknown unconditional: 1308] , Statistics on independence cache: Total cache size (in pairs): 378, Positive cache size: 378, Positive conditional cache size: 0, Positive unconditional cache size: 378, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - TimeoutResultAtElement [Line: 21]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 94]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - TimeoutResultAtElement [Line: 93]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while CegarLoopForPetriNet was analyzing trace of length 17 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-3-7-3-11-4-19-5-19-5-19-5-19-5-19-5-19-4-19-4-19-4-19-3-19-3-19-3-19-3-19-3-19-3-19-3-17-3-17-3-17-3-17-3-14-3-14-2-14-2-6-2-6-2-6-2-6-2-6-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-46-12-19-19-19-19-19-19-19-19-19-19-19-19-19-17-19-17-19-17-19-17-19-15-19-15-17-15-17-15-17-15-17-15-14-15-14-12-14-12-6-9-6-3-6-2-6-2-6-2-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 297 locations, 148 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 801.4s, OverallIterations: 30, TraceHistogramMax: 1, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 402.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 55.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 992 SdHoareTripleChecker+Valid, 4.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 992 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 4.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 51 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1321 IncrementalHoareTripleChecker+Invalid, 1372 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 51 mSolverCounterUnsat, 0 mSDtfsCounter, 1321 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=194occurred in iteration=0, InterpolantAutomatonStates: 98, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 3.8s SatisfiabilityAnalysisTime, 80.2s InterpolantComputationTime, 155 NumberOfCodeBlocks, 155 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 126 ConstructedInterpolants, 0 QuantifiedInterpolants, 3713 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 29 InterpolantComputations, 29 PerfectInterpolantSequences, 0/0 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown