/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 INSUFFICIENT_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 06:14:36,335 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-27 06:14:36,419 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 06:14:36,424 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-27 06:14:36,424 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-27 06:14:36,456 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-27 06:14:36,457 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-27 06:14:36,457 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-27 06:14:36,458 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-27 06:14:36,465 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-27 06:14:36,465 INFO L153 SettingsManager]: * Use SBE=true [2023-08-27 06:14:36,465 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-27 06:14:36,465 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-27 06:14:36,467 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-27 06:14:36,467 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-27 06:14:36,467 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-27 06:14:36,467 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-27 06:14:36,468 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-27 06:14:36,468 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-27 06:14:36,468 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-27 06:14:36,468 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-27 06:14:36,469 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-27 06:14:36,469 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-27 06:14:36,470 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-27 06:14:36,470 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-27 06:14:36,470 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-27 06:14:36,470 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-27 06:14:36,471 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-27 06:14:36,471 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-27 06:14:36,471 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-27 06:14:36,472 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-27 06:14:36,472 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-27 06:14:36,472 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-27 06:14:36,473 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-27 06:14:36,473 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-27 06:14:36,473 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> INSUFFICIENT_FIRST Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2023-08-27 06:14:36,814 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-27 06:14:36,835 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-27 06:14:36,837 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-27 06:14:36,838 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-27 06:14:36,840 INFO L274 PluginConnector]: CDTParser initialized [2023-08-27 06:14:36,842 INFO L431 ainManager$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 06:14:38,119 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-27 06:14:38,344 INFO L384 CDTParser]: Found 1 translation units. [2023-08-27 06:14:38,344 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c [2023-08-27 06:14:38,355 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ec18c185/119b5bb831bd4c7f8466cf73b9201af1/FLAGc95af1083 [2023-08-27 06:14:38,372 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ec18c185/119b5bb831bd4c7f8466cf73b9201af1 [2023-08-27 06:14:38,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-27 06:14:38,380 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-27 06:14:38,383 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-27 06:14:38,383 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-27 06:14:38,386 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-27 06:14:38,388 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 06:14:38" (1/1) ... [2023-08-27 06:14:38,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70d09e1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:14:38, skipping insertion in model container [2023-08-27 06:14:38,389 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 06:14:38" (1/1) ... [2023-08-27 06:14:38,419 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-27 06:14:38,614 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-27 06:14:38,628 INFO L201 MainTranslator]: Completed pre-run [2023-08-27 06:14:38,669 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-27 06:14:38,676 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-27 06:14:38,676 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-27 06:14:38,683 INFO L206 MainTranslator]: Completed translation [2023-08-27 06:14:38,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:14:38 WrapperNode [2023-08-27 06:14:38,684 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-27 06:14:38,685 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-27 06:14:38,685 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-27 06:14:38,685 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-27 06:14:38,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:14:38" (1/1) ... [2023-08-27 06:14:38,705 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:14:38" (1/1) ... [2023-08-27 06:14:38,739 INFO L138 Inliner]: procedures = 23, calls = 47, calls flagged for inlining = 19, calls inlined = 41, statements flattened = 535 [2023-08-27 06:14:38,739 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-27 06:14:38,740 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-27 06:14:38,740 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-27 06:14:38,740 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-27 06:14:38,757 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:14:38" (1/1) ... [2023-08-27 06:14:38,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:14:38" (1/1) ... [2023-08-27 06:14:38,768 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:14:38" (1/1) ... [2023-08-27 06:14:38,769 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:14:38" (1/1) ... [2023-08-27 06:14:38,778 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:14:38" (1/1) ... [2023-08-27 06:14:38,786 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:14:38" (1/1) ... [2023-08-27 06:14:38,789 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:14:38" (1/1) ... [2023-08-27 06:14:38,791 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:14:38" (1/1) ... [2023-08-27 06:14:38,795 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-27 06:14:38,796 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-27 06:14:38,796 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-27 06:14:38,796 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-27 06:14:38,797 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:14:38" (1/1) ... [2023-08-27 06:14:38,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-27 06:14:38,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-27 06:14:38,829 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 06:14:38,848 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 06:14:38,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-27 06:14:38,875 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-27 06:14:38,875 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-27 06:14:38,876 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-27 06:14:38,876 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-27 06:14:38,876 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-27 06:14:38,876 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-27 06:14:38,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-27 06:14:38,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-27 06:14:38,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-27 06:14:38,876 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-27 06:14:38,877 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-27 06:14:38,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-27 06:14:38,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-27 06:14:38,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-27 06:14:38,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-27 06:14:38,879 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 06:14:38,982 INFO L236 CfgBuilder]: Building ICFG [2023-08-27 06:14:38,985 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-27 06:14:39,640 INFO L277 CfgBuilder]: Performing block encoding [2023-08-27 06:14:44,888 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-27 06:14:44,889 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-27 06:14:44,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 06:14:44 BoogieIcfgContainer [2023-08-27 06:14:44,891 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-27 06:14:44,893 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-27 06:14:44,893 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-27 06:14:44,896 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-27 06:14:44,896 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 06:14:38" (1/3) ... [2023-08-27 06:14:44,896 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b6fef7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 06:14:44, skipping insertion in model container [2023-08-27 06:14:44,897 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:14:38" (2/3) ... [2023-08-27 06:14:44,897 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b6fef7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 06:14:44, skipping insertion in model container [2023-08-27 06:14:44,897 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 06:14:44" (3/3) ... [2023-08-27 06:14:44,898 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-collitem-subst.wvr.c [2023-08-27 06:14:44,914 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-27 06:14:44,915 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 73 error locations. [2023-08-27 06:14:44,915 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-27 06:14:46,460 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-27 06:14:46,490 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 219 places, 211 transitions, 446 flow [2023-08-27 06:14:46,947 INFO L124 PetriNetUnfolderBase]: 2/208 cut-off events. [2023-08-27 06:14:46,947 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-08-27 06:14:46,951 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 06:14:46,951 INFO L82 GeneralOperation]: Start removeDead. Operand has 219 places, 211 transitions, 446 flow [2023-08-27 06:14:46,957 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 205 places, 197 transitions, 412 flow [2023-08-27 06:14:46,965 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-27 06:14:46,977 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 205 places, 197 transitions, 412 flow [2023-08-27 06:14:46,983 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 205 places, 197 transitions, 412 flow [2023-08-27 06:14:46,984 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 205 places, 197 transitions, 412 flow [2023-08-27 06:14:47,343 INFO L124 PetriNetUnfolderBase]: 2/197 cut-off events. [2023-08-27 06:14:47,343 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-08-27 06:14:47,344 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 06:14:47,347 INFO L119 LiptonReduction]: Number of co-enabled transitions 6318 [2023-08-27 06:14:54,440 WARN L234 SmtUtils]: Spent 7.00s 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 06:15:05,389 WARN L234 SmtUtils]: Spent 9.75s 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 06:15:18,971 WARN L234 SmtUtils]: Spent 5.31s 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 06:15:42,689 INFO L134 LiptonReduction]: Checked pairs total: 4301 [2023-08-27 06:15:42,689 INFO L136 LiptonReduction]: Total number of compositions: 116 [2023-08-27 06:15:42,701 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-27 06:15:42,705 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;@5460e6f6, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-27 06:15:42,706 INFO L358 AbstractCegarLoop]: Starting to check reachability of 148 error locations. [2023-08-27 06:15:42,708 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-08-27 06:15:42,709 INFO L124 PetriNetUnfolderBase]: 0/2 cut-off events. [2023-08-27 06:15:42,709 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-27 06:15:42,709 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:15:42,710 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 06:15:42,710 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:15:42,714 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:15:42,714 INFO L85 PathProgramCache]: Analyzing trace with hash 2560902, now seen corresponding path program 1 times [2023-08-27 06:15:42,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:15:42,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122646741] [2023-08-27 06:15:42,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:15:42,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:15:42,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:15:43,041 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 06:15:43,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:15:43,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122646741] [2023-08-27 06:15:43,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122646741] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:15:43,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:15:43,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:15:43,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416682346] [2023-08-27 06:15:43,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:15:43,051 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-27 06:15:43,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:15:43,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-27 06:15:43,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-27 06:15:43,080 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 127 out of 327 [2023-08-27 06:15:43,084 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 06:15:43,084 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:15:43,085 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 127 of 327 [2023-08-27 06:15:43,085 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:16:59,659 INFO L124 PetriNetUnfolderBase]: 29733/42768 cut-off events. [2023-08-27 06:16:59,660 INFO L125 PetriNetUnfolderBase]: For 972/972 co-relation queries the response was YES. [2023-08-27 06:16:59,698 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 06:16:59,875 INFO L140 encePairwiseOnDemand]: 303/327 looper letters, 64 selfloop transitions, 0 changer transitions 0/64 dead transitions. [2023-08-27 06:16:59,875 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 64 transitions, 274 flow [2023-08-27 06:16:59,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-27 06:16:59,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-27 06:16:59,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 342 transitions. [2023-08-27 06:16:59,891 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5229357798165137 [2023-08-27 06:16:59,892 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 342 transitions. [2023-08-27 06:16:59,892 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 342 transitions. [2023-08-27 06:16:59,895 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:16:59,897 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 342 transitions. [2023-08-27 06:16:59,902 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 06:16:59,907 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 06:16:59,908 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 06:16:59,909 INFO L175 Difference]: Start difference. First operand has 98 places, 88 transitions, 194 flow. Second operand 2 states and 342 transitions. [2023-08-27 06:16:59,910 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 64 transitions, 274 flow [2023-08-27 06:16:59,952 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 06:16:59,954 INFO L231 Difference]: Finished difference. Result has 69 places, 64 transitions, 134 flow [2023-08-27 06:16:59,955 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 06:16:59,959 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -29 predicate places. [2023-08-27 06:16:59,959 INFO L495 AbstractCegarLoop]: Abstraction has has 69 places, 64 transitions, 134 flow [2023-08-27 06:16:59,960 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 06:16:59,960 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:16:59,960 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 06:16:59,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-27 06:16:59,960 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err14ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:16:59,965 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:16:59,968 INFO L85 PathProgramCache]: Analyzing trace with hash 2560916, now seen corresponding path program 1 times [2023-08-27 06:16:59,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:16:59,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180676111] [2023-08-27 06:16:59,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:16:59,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:17:00,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:17:00,456 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 06:17:00,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:17:00,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180676111] [2023-08-27 06:17:00,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180676111] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:17:00,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:17:00,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:17:00,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711847899] [2023-08-27 06:17:00,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:17:00,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:17:00,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:17:00,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:17:00,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:17:00,461 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:17:00,461 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 06:17:00,461 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:17:00,461 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:17:00,462 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:18:07,400 INFO L124 PetriNetUnfolderBase]: 26581/38280 cut-off events. [2023-08-27 06:18:07,400 INFO L125 PetriNetUnfolderBase]: For 288/288 co-relation queries the response was YES. [2023-08-27 06:18:07,421 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 06:18:07,556 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 61 selfloop transitions, 1 changer transitions 0/62 dead transitions. [2023-08-27 06:18:07,557 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 62 transitions, 254 flow [2023-08-27 06:18:07,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:18:07,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:18:07,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 439 transitions. [2023-08-27 06:18:07,560 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4475025484199796 [2023-08-27 06:18:07,560 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 439 transitions. [2023-08-27 06:18:07,560 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 439 transitions. [2023-08-27 06:18:07,560 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:18:07,561 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 439 transitions. [2023-08-27 06:18:07,562 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 06:18:07,565 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 06:18:07,566 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 06:18:07,566 INFO L175 Difference]: Start difference. First operand has 69 places, 64 transitions, 134 flow. Second operand 3 states and 439 transitions. [2023-08-27 06:18:07,566 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 62 transitions, 254 flow [2023-08-27 06:18:07,567 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 06:18:07,569 INFO L231 Difference]: Finished difference. Result has 69 places, 62 transitions, 132 flow [2023-08-27 06:18:07,570 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 06:18:07,572 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -29 predicate places. [2023-08-27 06:18:07,574 INFO L495 AbstractCegarLoop]: Abstraction has has 69 places, 62 transitions, 132 flow [2023-08-27 06:18:07,574 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 06:18:07,574 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:18:07,580 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 06:18:07,580 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-27 06:18:07,580 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err16ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:18:07,583 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:18:07,583 INFO L85 PathProgramCache]: Analyzing trace with hash 2560918, now seen corresponding path program 1 times [2023-08-27 06:18:07,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:18:07,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610643332] [2023-08-27 06:18:07,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:18:07,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:18:07,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:18:08,223 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 06:18:08,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:18:08,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610643332] [2023-08-27 06:18:08,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610643332] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:18:08,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:18:08,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:18:08,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372020853] [2023-08-27 06:18:08,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:18:08,229 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:18:08,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:18:08,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:18:08,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:18:08,230 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:18:08,231 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 06:18:08,231 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:18:08,231 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:18:08,231 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:19:02,202 INFO L124 PetriNetUnfolderBase]: 23627/34066 cut-off events. [2023-08-27 06:19:02,202 INFO L125 PetriNetUnfolderBase]: For 272/272 co-relation queries the response was YES. [2023-08-27 06:19:02,217 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 06:19:02,331 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 59 selfloop transitions, 1 changer transitions 0/60 dead transitions. [2023-08-27 06:19:02,331 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 60 transitions, 248 flow [2023-08-27 06:19:02,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:19:02,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:19:02,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 437 transitions. [2023-08-27 06:19:02,333 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4454638124362895 [2023-08-27 06:19:02,333 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 437 transitions. [2023-08-27 06:19:02,333 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 437 transitions. [2023-08-27 06:19:02,334 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:19:02,334 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 437 transitions. [2023-08-27 06:19:02,335 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 06:19:02,337 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 06:19:02,338 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 06:19:02,338 INFO L175 Difference]: Start difference. First operand has 69 places, 62 transitions, 132 flow. Second operand 3 states and 437 transitions. [2023-08-27 06:19:02,338 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 60 transitions, 248 flow [2023-08-27 06:19:02,338 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 06:19:02,340 INFO L231 Difference]: Finished difference. Result has 68 places, 60 transitions, 129 flow [2023-08-27 06:19:02,340 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 06:19:02,341 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -30 predicate places. [2023-08-27 06:19:02,342 INFO L495 AbstractCegarLoop]: Abstraction has has 68 places, 60 transitions, 129 flow [2023-08-27 06:19:02,342 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 06:19:02,342 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:19:02,342 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 06:19:02,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-27 06:19:02,342 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err17ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:19:02,343 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:19:02,343 INFO L85 PathProgramCache]: Analyzing trace with hash 2560919, now seen corresponding path program 1 times [2023-08-27 06:19:02,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:19:02,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172015362] [2023-08-27 06:19:02,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:19:02,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:19:02,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:19:02,952 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 06:19:02,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:19:02,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172015362] [2023-08-27 06:19:02,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172015362] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:19:02,952 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:19:02,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:19:02,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090376663] [2023-08-27 06:19:02,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:19:02,953 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:19:02,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:19:02,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:19:02,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:19:02,955 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:19:02,956 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 06:19:02,956 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:19:02,956 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:19:02,956 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:19:50,180 INFO L124 PetriNetUnfolderBase]: 20847/30098 cut-off events. [2023-08-27 06:19:50,180 INFO L125 PetriNetUnfolderBase]: For 256/256 co-relation queries the response was YES. [2023-08-27 06:19:50,193 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 06:19:50,275 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 57 selfloop transitions, 1 changer transitions 0/58 dead transitions. [2023-08-27 06:19:50,275 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 58 transitions, 241 flow [2023-08-27 06:19:50,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:19:50,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:19:50,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 435 transitions. [2023-08-27 06:19:50,277 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4434250764525994 [2023-08-27 06:19:50,277 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 435 transitions. [2023-08-27 06:19:50,277 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 435 transitions. [2023-08-27 06:19:50,278 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:19:50,278 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 435 transitions. [2023-08-27 06:19:50,279 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 06:19:50,280 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 06:19:50,281 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 06:19:50,281 INFO L175 Difference]: Start difference. First operand has 68 places, 60 transitions, 129 flow. Second operand 3 states and 435 transitions. [2023-08-27 06:19:50,281 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 58 transitions, 241 flow [2023-08-27 06:19:50,282 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 06:19:50,283 INFO L231 Difference]: Finished difference. Result has 67 places, 58 transitions, 126 flow [2023-08-27 06:19:50,283 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 06:19:50,284 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -31 predicate places. [2023-08-27 06:19:50,284 INFO L495 AbstractCegarLoop]: Abstraction has has 67 places, 58 transitions, 126 flow [2023-08-27 06:19:50,284 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 06:19:50,284 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:19:50,284 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 06:19:50,285 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-27 06:19:50,285 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err19ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:19:50,285 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:19:50,285 INFO L85 PathProgramCache]: Analyzing trace with hash 2560921, now seen corresponding path program 1 times [2023-08-27 06:19:50,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:19:50,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657758803] [2023-08-27 06:19:50,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:19:50,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:19:50,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:19:50,571 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 06:19:50,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:19:50,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657758803] [2023-08-27 06:19:50,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657758803] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:19:50,571 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:19:50,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:19:50,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634689808] [2023-08-27 06:19:50,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:19:50,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:19:50,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:19:50,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:19:50,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:19:50,576 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:19:50,578 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 06:19:50,578 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:19:50,578 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:19:50,578 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:20:28,211 INFO L124 PetriNetUnfolderBase]: 18365/26556 cut-off events. [2023-08-27 06:20:28,211 INFO L125 PetriNetUnfolderBase]: For 240/240 co-relation queries the response was YES. [2023-08-27 06:20:28,224 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 06:20:28,300 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 55 selfloop transitions, 1 changer transitions 0/56 dead transitions. [2023-08-27 06:20:28,300 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 56 transitions, 234 flow [2023-08-27 06:20:28,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:20:28,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:20:28,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 433 transitions. [2023-08-27 06:20:28,306 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4413863404689093 [2023-08-27 06:20:28,306 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 433 transitions. [2023-08-27 06:20:28,306 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 433 transitions. [2023-08-27 06:20:28,307 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:20:28,307 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 433 transitions. [2023-08-27 06:20:28,309 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 06:20:28,310 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 06:20:28,311 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 06:20:28,311 INFO L175 Difference]: Start difference. First operand has 67 places, 58 transitions, 126 flow. Second operand 3 states and 433 transitions. [2023-08-27 06:20:28,311 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 67 places, 56 transitions, 234 flow [2023-08-27 06:20:28,312 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 06:20:28,314 INFO L231 Difference]: Finished difference. Result has 66 places, 56 transitions, 123 flow [2023-08-27 06:20:28,314 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 06:20:28,316 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -32 predicate places. [2023-08-27 06:20:28,316 INFO L495 AbstractCegarLoop]: Abstraction has has 66 places, 56 transitions, 123 flow [2023-08-27 06:20:28,317 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 06:20:28,317 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:20:28,317 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 06:20:28,317 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-27 06:20:28,317 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err20ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:20:28,317 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:20:28,317 INFO L85 PathProgramCache]: Analyzing trace with hash 2560922, now seen corresponding path program 1 times [2023-08-27 06:20:28,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:20:28,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046630981] [2023-08-27 06:20:28,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:20:28,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:20:28,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:20:28,584 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 06:20:28,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:20:28,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046630981] [2023-08-27 06:20:28,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046630981] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:20:28,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:20:28,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:20:28,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284869048] [2023-08-27 06:20:28,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:20:28,589 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:20:28,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:20:28,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:20:28,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:20:28,591 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:20:28,592 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 06:20:28,592 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:20:28,592 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:20:28,592 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:20:57,205 INFO L124 PetriNetUnfolderBase]: 16039/23234 cut-off events. [2023-08-27 06:20:57,205 INFO L125 PetriNetUnfolderBase]: For 224/224 co-relation queries the response was YES. [2023-08-27 06:20:57,225 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 06:20:57,284 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 53 selfloop transitions, 1 changer transitions 0/54 dead transitions. [2023-08-27 06:20:57,285 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 54 transitions, 227 flow [2023-08-27 06:20:57,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:20:57,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:20:57,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 431 transitions. [2023-08-27 06:20:57,287 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43934760448521915 [2023-08-27 06:20:57,287 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 431 transitions. [2023-08-27 06:20:57,287 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 431 transitions. [2023-08-27 06:20:57,287 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:20:57,287 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 431 transitions. [2023-08-27 06:20:57,288 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 06:20:57,290 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 06:20:57,291 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 06:20:57,291 INFO L175 Difference]: Start difference. First operand has 66 places, 56 transitions, 123 flow. Second operand 3 states and 431 transitions. [2023-08-27 06:20:57,291 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 54 transitions, 227 flow [2023-08-27 06:20:57,292 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 06:20:57,292 INFO L231 Difference]: Finished difference. Result has 65 places, 54 transitions, 120 flow [2023-08-27 06:20:57,293 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 06:20:57,293 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -33 predicate places. [2023-08-27 06:20:57,293 INFO L495 AbstractCegarLoop]: Abstraction has has 65 places, 54 transitions, 120 flow [2023-08-27 06:20:57,294 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 06:20:57,294 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:20:57,294 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 06:20:57,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-27 06:20:57,294 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err22ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:20:57,294 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:20:57,295 INFO L85 PathProgramCache]: Analyzing trace with hash 2560924, now seen corresponding path program 1 times [2023-08-27 06:20:57,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:20:57,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396819256] [2023-08-27 06:20:57,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:20:57,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:20:57,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:20:58,278 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 06:20:58,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:20:58,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396819256] [2023-08-27 06:20:58,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396819256] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:20:58,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:20:58,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:20:58,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485881741] [2023-08-27 06:20:58,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:20:58,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:20:58,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:20:58,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:20:58,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:20:58,280 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:20:58,281 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 06:20:58,281 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:20:58,281 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:20:58,281 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:21:19,970 INFO L124 PetriNetUnfolderBase]: 13887/20154 cut-off events. [2023-08-27 06:21:19,970 INFO L125 PetriNetUnfolderBase]: For 210/210 co-relation queries the response was YES. [2023-08-27 06:21:19,986 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 06:21:20,034 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 51 selfloop transitions, 1 changer transitions 0/52 dead transitions. [2023-08-27 06:21:20,035 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 52 transitions, 220 flow [2023-08-27 06:21:20,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:21:20,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:21:20,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 429 transitions. [2023-08-27 06:21:20,037 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43730886850152906 [2023-08-27 06:21:20,037 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 429 transitions. [2023-08-27 06:21:20,037 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 429 transitions. [2023-08-27 06:21:20,037 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:21:20,037 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 429 transitions. [2023-08-27 06:21:20,038 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 06:21:20,040 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 06:21:20,040 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 06:21:20,041 INFO L175 Difference]: Start difference. First operand has 65 places, 54 transitions, 120 flow. Second operand 3 states and 429 transitions. [2023-08-27 06:21:20,041 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 52 transitions, 220 flow [2023-08-27 06:21:20,041 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 06:21:20,042 INFO L231 Difference]: Finished difference. Result has 64 places, 52 transitions, 117 flow [2023-08-27 06:21:20,042 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 06:21:20,043 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -34 predicate places. [2023-08-27 06:21:20,043 INFO L495 AbstractCegarLoop]: Abstraction has has 64 places, 52 transitions, 117 flow [2023-08-27 06:21:20,043 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 06:21:20,043 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:21:20,043 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 06:21:20,044 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-08-27 06:21:20,044 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err23ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:21:20,044 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:21:20,044 INFO L85 PathProgramCache]: Analyzing trace with hash 2560925, now seen corresponding path program 1 times [2023-08-27 06:21:20,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:21:20,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258511371] [2023-08-27 06:21:20,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:21:20,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:21:20,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:21:21,015 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 06:21:21,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:21:21,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258511371] [2023-08-27 06:21:21,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258511371] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:21:21,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:21:21,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:21:21,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900523315] [2023-08-27 06:21:21,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:21:21,016 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:21:21,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:21:21,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:21:21,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:21:21,017 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:21:21,018 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 06:21:21,018 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:21:21,018 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:21:21,018 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:21:35,518 INFO L124 PetriNetUnfolderBase]: 11889/17292 cut-off events. [2023-08-27 06:21:35,518 INFO L125 PetriNetUnfolderBase]: For 196/196 co-relation queries the response was YES. [2023-08-27 06:21:35,527 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 06:21:35,564 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 49 selfloop transitions, 1 changer transitions 0/50 dead transitions. [2023-08-27 06:21:35,565 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 64 places, 50 transitions, 213 flow [2023-08-27 06:21:35,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:21:35,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:21:35,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 427 transitions. [2023-08-27 06:21:35,566 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4352701325178389 [2023-08-27 06:21:35,566 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 427 transitions. [2023-08-27 06:21:35,566 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 427 transitions. [2023-08-27 06:21:35,567 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:21:35,567 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 427 transitions. [2023-08-27 06:21:35,568 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 06:21:35,569 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 06:21:35,570 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 06:21:35,570 INFO L175 Difference]: Start difference. First operand has 64 places, 52 transitions, 117 flow. Second operand 3 states and 427 transitions. [2023-08-27 06:21:35,570 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 64 places, 50 transitions, 213 flow [2023-08-27 06:21:35,571 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 06:21:35,572 INFO L231 Difference]: Finished difference. Result has 63 places, 50 transitions, 114 flow [2023-08-27 06:21:35,572 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 06:21:35,572 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -35 predicate places. [2023-08-27 06:21:35,572 INFO L495 AbstractCegarLoop]: Abstraction has has 63 places, 50 transitions, 114 flow [2023-08-27 06:21:35,573 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 06:21:35,573 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:21:35,573 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 06:21:35,573 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-08-27 06:21:35,573 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:21:35,573 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:21:35,574 INFO L85 PathProgramCache]: Analyzing trace with hash 2560903, now seen corresponding path program 1 times [2023-08-27 06:21:35,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:21:35,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923764252] [2023-08-27 06:21:35,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:21:35,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:21:35,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:21:35,622 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 06:21:35,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:21:35,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923764252] [2023-08-27 06:21:35,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923764252] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:21:35,623 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:21:35,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:21:35,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110929207] [2023-08-27 06:21:35,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:21:35,623 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:21:35,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:21:35,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:21:35,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:21:35,624 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:21:35,625 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 06:21:35,625 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:21:35,625 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:21:35,625 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:21:48,426 INFO L124 PetriNetUnfolderBase]: 10133/14776 cut-off events. [2023-08-27 06:21:48,427 INFO L125 PetriNetUnfolderBase]: For 182/182 co-relation queries the response was YES. [2023-08-27 06:21:48,436 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 06:21:48,470 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 47 selfloop transitions, 1 changer transitions 0/48 dead transitions. [2023-08-27 06:21:48,470 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 48 transitions, 206 flow [2023-08-27 06:21:48,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:21:48,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:21:48,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 425 transitions. [2023-08-27 06:21:48,472 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4332313965341488 [2023-08-27 06:21:48,472 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 425 transitions. [2023-08-27 06:21:48,472 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 425 transitions. [2023-08-27 06:21:48,472 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:21:48,472 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 425 transitions. [2023-08-27 06:21:48,473 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 06:21:48,474 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 06:21:48,474 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 06:21:48,474 INFO L175 Difference]: Start difference. First operand has 63 places, 50 transitions, 114 flow. Second operand 3 states and 425 transitions. [2023-08-27 06:21:48,475 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 48 transitions, 206 flow [2023-08-27 06:21:48,475 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 06:21:48,476 INFO L231 Difference]: Finished difference. Result has 62 places, 48 transitions, 111 flow [2023-08-27 06:21:48,476 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 06:21:48,476 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -36 predicate places. [2023-08-27 06:21:48,477 INFO L495 AbstractCegarLoop]: Abstraction has has 62 places, 48 transitions, 111 flow [2023-08-27 06:21:48,477 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 06:21:48,477 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:21:48,477 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 06:21:48,477 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-08-27 06:21:48,477 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:21:48,477 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:21:48,478 INFO L85 PathProgramCache]: Analyzing trace with hash 2560904, now seen corresponding path program 1 times [2023-08-27 06:21:48,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:21:48,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851115988] [2023-08-27 06:21:48,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:21:48,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:21:48,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:21:48,539 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 06:21:48,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:21:48,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851115988] [2023-08-27 06:21:48,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851115988] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:21:48,540 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:21:48,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:21:48,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086698155] [2023-08-27 06:21:48,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:21:48,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:21:48,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:21:48,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:21:48,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:21:48,542 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:21:48,542 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 06:21:48,542 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:21:48,542 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:21:48,542 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:21:59,858 INFO L124 PetriNetUnfolderBase]: 8513/12452 cut-off events. [2023-08-27 06:21:59,858 INFO L125 PetriNetUnfolderBase]: For 168/168 co-relation queries the response was YES. [2023-08-27 06:21:59,866 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 06:21:59,893 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 45 selfloop transitions, 1 changer transitions 0/46 dead transitions. [2023-08-27 06:21:59,893 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 46 transitions, 199 flow [2023-08-27 06:21:59,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:21:59,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:21:59,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 423 transitions. [2023-08-27 06:21:59,895 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43119266055045874 [2023-08-27 06:21:59,895 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 423 transitions. [2023-08-27 06:21:59,895 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 423 transitions. [2023-08-27 06:21:59,895 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:21:59,895 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 423 transitions. [2023-08-27 06:21:59,896 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 06:21:59,897 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 06:21:59,898 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 06:21:59,898 INFO L175 Difference]: Start difference. First operand has 62 places, 48 transitions, 111 flow. Second operand 3 states and 423 transitions. [2023-08-27 06:21:59,898 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 46 transitions, 199 flow [2023-08-27 06:21:59,899 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 06:21:59,899 INFO L231 Difference]: Finished difference. Result has 61 places, 46 transitions, 108 flow [2023-08-27 06:21:59,899 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 06:21:59,900 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -37 predicate places. [2023-08-27 06:21:59,900 INFO L495 AbstractCegarLoop]: Abstraction has has 61 places, 46 transitions, 108 flow [2023-08-27 06:21:59,900 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 06:21:59,900 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:21:59,900 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 06:21:59,901 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-08-27 06:21:59,901 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err4ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:21:59,901 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:21:59,901 INFO L85 PathProgramCache]: Analyzing trace with hash 2560906, now seen corresponding path program 1 times [2023-08-27 06:21:59,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:21:59,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655984283] [2023-08-27 06:21:59,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:21:59,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:21:59,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:21:59,995 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 06:21:59,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:21:59,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655984283] [2023-08-27 06:21:59,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655984283] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:21:59,996 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:21:59,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:21:59,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321879581] [2023-08-27 06:21:59,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:21:59,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:21:59,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:21:59,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:21:59,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:21:59,998 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:21:59,998 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 06:21:59,998 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:21:59,998 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:21:59,998 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:22:09,700 INFO L124 PetriNetUnfolderBase]: 7043/10338 cut-off events. [2023-08-27 06:22:09,700 INFO L125 PetriNetUnfolderBase]: For 156/156 co-relation queries the response was YES. [2023-08-27 06:22:09,706 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 06:22:09,722 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 43 selfloop transitions, 1 changer transitions 0/44 dead transitions. [2023-08-27 06:22:09,722 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 44 transitions, 192 flow [2023-08-27 06:22:09,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:22:09,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:22:09,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 421 transitions. [2023-08-27 06:22:09,724 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4291539245667686 [2023-08-27 06:22:09,724 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 421 transitions. [2023-08-27 06:22:09,724 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 421 transitions. [2023-08-27 06:22:09,724 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:22:09,724 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 421 transitions. [2023-08-27 06:22:09,725 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 06:22:09,727 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 06:22:09,727 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 06:22:09,727 INFO L175 Difference]: Start difference. First operand has 61 places, 46 transitions, 108 flow. Second operand 3 states and 421 transitions. [2023-08-27 06:22:09,727 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 44 transitions, 192 flow [2023-08-27 06:22:09,728 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 06:22:09,728 INFO L231 Difference]: Finished difference. Result has 60 places, 44 transitions, 105 flow [2023-08-27 06:22:09,728 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 06:22:09,729 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -38 predicate places. [2023-08-27 06:22:09,729 INFO L495 AbstractCegarLoop]: Abstraction has has 60 places, 44 transitions, 105 flow [2023-08-27 06:22:09,729 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 06:22:09,729 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:22:09,729 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 06:22:09,729 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-08-27 06:22:09,729 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thread1Err5ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:22:09,730 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:22:09,730 INFO L85 PathProgramCache]: Analyzing trace with hash 2560907, now seen corresponding path program 1 times [2023-08-27 06:22:09,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:22:09,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230787984] [2023-08-27 06:22:09,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:22:09,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:22:09,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:22:09,825 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 06:22:09,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:22:09,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230787984] [2023-08-27 06:22:09,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230787984] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:22:09,826 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:22:09,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:22:09,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457942712] [2023-08-27 06:22:09,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:22:09,826 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:22:09,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:22:09,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:22:09,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:22:09,827 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:22:09,828 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 06:22:09,828 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:22:09,828 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:22:09,828 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:22:18,049 INFO L124 PetriNetUnfolderBase]: 5707/8414 cut-off events. [2023-08-27 06:22:18,049 INFO L125 PetriNetUnfolderBase]: For 144/144 co-relation queries the response was YES. [2023-08-27 06:22:18,054 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 06:22:18,069 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 41 selfloop transitions, 1 changer transitions 0/42 dead transitions. [2023-08-27 06:22:18,069 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 42 transitions, 185 flow [2023-08-27 06:22:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:22:18,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:22:18,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 419 transitions. [2023-08-27 06:22:18,070 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4271151885830785 [2023-08-27 06:22:18,070 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 419 transitions. [2023-08-27 06:22:18,070 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 419 transitions. [2023-08-27 06:22:18,071 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:22:18,071 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 419 transitions. [2023-08-27 06:22:18,072 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 06:22:18,073 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 06:22:18,073 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 06:22:18,074 INFO L175 Difference]: Start difference. First operand has 60 places, 44 transitions, 105 flow. Second operand 3 states and 419 transitions. [2023-08-27 06:22:18,074 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 42 transitions, 185 flow [2023-08-27 06:22:18,074 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 06:22:18,075 INFO L231 Difference]: Finished difference. Result has 59 places, 42 transitions, 102 flow [2023-08-27 06:22:18,075 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 06:22:18,075 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -39 predicate places. [2023-08-27 06:22:18,075 INFO L495 AbstractCegarLoop]: Abstraction has has 59 places, 42 transitions, 102 flow [2023-08-27 06:22:18,076 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 06:22:18,076 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:22:18,076 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 06:22:18,076 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-08-27 06:22:18,076 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thread1Err7ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:22:18,076 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:22:18,076 INFO L85 PathProgramCache]: Analyzing trace with hash 2560909, now seen corresponding path program 1 times [2023-08-27 06:22:18,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:22:18,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8241065] [2023-08-27 06:22:18,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:22:18,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:22:18,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:22:18,134 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 06:22:18,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:22:18,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8241065] [2023-08-27 06:22:18,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8241065] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:22:18,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:22:18,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:22:18,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062737850] [2023-08-27 06:22:18,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:22:18,135 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:22:18,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:22:18,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:22:18,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:22:18,136 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:22:18,136 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 06:22:18,136 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:22:18,136 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:22:18,136 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:22:25,029 INFO L124 PetriNetUnfolderBase]: 4557/6756 cut-off events. [2023-08-27 06:22:25,030 INFO L125 PetriNetUnfolderBase]: For 132/132 co-relation queries the response was YES. [2023-08-27 06:22:25,035 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 06:22:25,047 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 39 selfloop transitions, 1 changer transitions 0/40 dead transitions. [2023-08-27 06:22:25,047 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 40 transitions, 178 flow [2023-08-27 06:22:25,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:22:25,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:22:25,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 417 transitions. [2023-08-27 06:22:25,049 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.42507645259938837 [2023-08-27 06:22:25,049 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 417 transitions. [2023-08-27 06:22:25,049 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 417 transitions. [2023-08-27 06:22:25,049 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:22:25,049 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 417 transitions. [2023-08-27 06:22:25,050 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 06:22:25,052 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 06:22:25,052 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 06:22:25,052 INFO L175 Difference]: Start difference. First operand has 59 places, 42 transitions, 102 flow. Second operand 3 states and 417 transitions. [2023-08-27 06:22:25,052 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 40 transitions, 178 flow [2023-08-27 06:22:25,053 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 06:22:25,054 INFO L231 Difference]: Finished difference. Result has 58 places, 40 transitions, 99 flow [2023-08-27 06:22:25,054 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 06:22:25,054 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -40 predicate places. [2023-08-27 06:22:25,054 INFO L495 AbstractCegarLoop]: Abstraction has has 58 places, 40 transitions, 99 flow [2023-08-27 06:22:25,055 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 06:22:25,055 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:22:25,055 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 06:22:25,055 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-08-27 06:22:25,055 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thread1Err8ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:22:25,055 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:22:25,055 INFO L85 PathProgramCache]: Analyzing trace with hash 2560910, now seen corresponding path program 1 times [2023-08-27 06:22:25,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:22:25,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075820972] [2023-08-27 06:22:25,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:22:25,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:22:25,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:22:25,122 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 06:22:25,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:22:25,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075820972] [2023-08-27 06:22:25,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075820972] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:22:25,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:22:25,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:22:25,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529335143] [2023-08-27 06:22:25,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:22:25,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:22:25,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:22:25,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:22:25,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:22:25,124 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:22:25,125 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 06:22:25,125 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:22:25,125 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:22:25,125 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:22:30,876 INFO L124 PetriNetUnfolderBase]: 3523/5262 cut-off events. [2023-08-27 06:22:30,876 INFO L125 PetriNetUnfolderBase]: For 120/120 co-relation queries the response was YES. [2023-08-27 06:22:30,880 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 06:22:30,889 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 37 selfloop transitions, 1 changer transitions 0/38 dead transitions. [2023-08-27 06:22:30,889 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 38 transitions, 171 flow [2023-08-27 06:22:30,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:22:30,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:22:30,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 415 transitions. [2023-08-27 06:22:30,891 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4230377166156983 [2023-08-27 06:22:30,891 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 415 transitions. [2023-08-27 06:22:30,891 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 415 transitions. [2023-08-27 06:22:30,891 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:22:30,891 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 415 transitions. [2023-08-27 06:22:30,892 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 06:22:30,894 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 06:22:30,894 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 06:22:30,894 INFO L175 Difference]: Start difference. First operand has 58 places, 40 transitions, 99 flow. Second operand 3 states and 415 transitions. [2023-08-27 06:22:30,894 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 38 transitions, 171 flow [2023-08-27 06:22:30,895 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 06:22:30,895 INFO L231 Difference]: Finished difference. Result has 57 places, 38 transitions, 96 flow [2023-08-27 06:22:30,895 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 06:22:30,896 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -41 predicate places. [2023-08-27 06:22:30,896 INFO L495 AbstractCegarLoop]: Abstraction has has 57 places, 38 transitions, 96 flow [2023-08-27 06:22:30,896 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 06:22:30,896 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:22:30,896 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 06:22:30,896 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-08-27 06:22:30,897 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thread1Err10ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:22:30,897 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:22:30,897 INFO L85 PathProgramCache]: Analyzing trace with hash 2560912, now seen corresponding path program 1 times [2023-08-27 06:22:30,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:22:30,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892644424] [2023-08-27 06:22:30,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:22:30,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:22:30,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:22:30,990 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 06:22:30,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:22:30,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892644424] [2023-08-27 06:22:30,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892644424] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:22:30,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:22:30,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:22:30,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149832504] [2023-08-27 06:22:30,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:22:30,991 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:22:30,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:22:30,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:22:30,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:22:30,993 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:22:30,993 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 06:22:30,993 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:22:30,993 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:22:30,994 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:22:35,348 INFO L124 PetriNetUnfolderBase]: 2615/3946 cut-off events. [2023-08-27 06:22:35,348 INFO L125 PetriNetUnfolderBase]: For 110/110 co-relation queries the response was YES. [2023-08-27 06:22:35,351 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 06:22:35,357 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 35 selfloop transitions, 1 changer transitions 0/36 dead transitions. [2023-08-27 06:22:35,357 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 36 transitions, 164 flow [2023-08-27 06:22:35,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:22:35,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:22:35,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 413 transitions. [2023-08-27 06:22:35,358 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.42099898063200814 [2023-08-27 06:22:35,359 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 413 transitions. [2023-08-27 06:22:35,359 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 413 transitions. [2023-08-27 06:22:35,359 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:22:35,359 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 413 transitions. [2023-08-27 06:22:35,360 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 06:22:35,361 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 06:22:35,362 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 06:22:35,362 INFO L175 Difference]: Start difference. First operand has 57 places, 38 transitions, 96 flow. Second operand 3 states and 413 transitions. [2023-08-27 06:22:35,362 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 36 transitions, 164 flow [2023-08-27 06:22:35,362 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 06:22:35,363 INFO L231 Difference]: Finished difference. Result has 56 places, 36 transitions, 93 flow [2023-08-27 06:22:35,363 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 06:22:35,363 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -42 predicate places. [2023-08-27 06:22:35,363 INFO L495 AbstractCegarLoop]: Abstraction has has 56 places, 36 transitions, 93 flow [2023-08-27 06:22:35,364 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 06:22:35,364 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:22:35,364 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 06:22:35,364 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-08-27 06:22:35,364 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thread1Err11ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:22:35,364 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:22:35,364 INFO L85 PathProgramCache]: Analyzing trace with hash 2560913, now seen corresponding path program 1 times [2023-08-27 06:22:35,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:22:35,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970312649] [2023-08-27 06:22:35,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:22:35,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:22:35,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:22:35,463 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 06:22:35,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:22:35,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970312649] [2023-08-27 06:22:35,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970312649] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:22:35,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:22:35,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:22:35,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8868926] [2023-08-27 06:22:35,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:22:35,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:22:35,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:22:35,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:22:35,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:22:35,465 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:22:35,466 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 06:22:35,466 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:22:35,466 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:22:35,466 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:22:38,917 INFO L124 PetriNetUnfolderBase]: 1821/2792 cut-off events. [2023-08-27 06:22:38,917 INFO L125 PetriNetUnfolderBase]: For 100/100 co-relation queries the response was YES. [2023-08-27 06:22:38,920 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 06:22:38,923 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 33 selfloop transitions, 1 changer transitions 0/34 dead transitions. [2023-08-27 06:22:38,923 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 34 transitions, 157 flow [2023-08-27 06:22:38,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:22:38,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:22:38,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 411 transitions. [2023-08-27 06:22:38,925 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.41896024464831805 [2023-08-27 06:22:38,925 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 411 transitions. [2023-08-27 06:22:38,925 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 411 transitions. [2023-08-27 06:22:38,925 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:22:38,925 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 411 transitions. [2023-08-27 06:22:38,926 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 06:22:38,927 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 06:22:38,928 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 06:22:38,928 INFO L175 Difference]: Start difference. First operand has 56 places, 36 transitions, 93 flow. Second operand 3 states and 411 transitions. [2023-08-27 06:22:38,928 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 34 transitions, 157 flow [2023-08-27 06:22:38,928 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 06:22:38,929 INFO L231 Difference]: Finished difference. Result has 55 places, 34 transitions, 90 flow [2023-08-27 06:22:38,929 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 06:22:38,929 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -43 predicate places. [2023-08-27 06:22:38,929 INFO L495 AbstractCegarLoop]: Abstraction has has 55 places, 34 transitions, 90 flow [2023-08-27 06:22:38,930 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 06:22:38,930 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:22:38,930 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-27 06:22:38,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-08-27 06:22:38,930 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thread1Err13ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:22:38,930 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:22:38,930 INFO L85 PathProgramCache]: Analyzing trace with hash 2560915, now seen corresponding path program 1 times [2023-08-27 06:22:38,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:22:38,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115597754] [2023-08-27 06:22:38,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:22:38,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:22:38,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:22:38,989 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 06:22:38,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:22:38,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115597754] [2023-08-27 06:22:38,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [115597754] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:22:38,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:22:38,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:22:38,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741919701] [2023-08-27 06:22:38,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:22:38,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:22:38,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:22:38,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:22:38,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:22:38,991 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:22:38,991 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 06:22:38,991 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:22:38,991 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:22:38,992 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:22:41,339 INFO L124 PetriNetUnfolderBase]: 1157/1824 cut-off events. [2023-08-27 06:22:41,339 INFO L125 PetriNetUnfolderBase]: For 90/90 co-relation queries the response was YES. [2023-08-27 06:22:41,341 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 06:22:41,344 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 31 selfloop transitions, 1 changer transitions 0/32 dead transitions. [2023-08-27 06:22:41,344 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 32 transitions, 150 flow [2023-08-27 06:22:41,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:22:41,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:22:41,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 409 transitions. [2023-08-27 06:22:41,345 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4169215086646279 [2023-08-27 06:22:41,345 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 409 transitions. [2023-08-27 06:22:41,345 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 409 transitions. [2023-08-27 06:22:41,345 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:22:41,345 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 409 transitions. [2023-08-27 06:22:41,346 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 06:22:41,347 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 06:22:41,348 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 06:22:41,348 INFO L175 Difference]: Start difference. First operand has 55 places, 34 transitions, 90 flow. Second operand 3 states and 409 transitions. [2023-08-27 06:22:41,348 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 32 transitions, 150 flow [2023-08-27 06:22:41,348 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 06:22:41,349 INFO L231 Difference]: Finished difference. Result has 54 places, 32 transitions, 87 flow [2023-08-27 06:22:41,349 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 06:22:41,349 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -44 predicate places. [2023-08-27 06:22:41,349 INFO L495 AbstractCegarLoop]: Abstraction has has 54 places, 32 transitions, 87 flow [2023-08-27 06:22:41,350 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 06:22:41,350 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:22:41,350 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-27 06:22:41,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-08-27 06:22:41,350 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:22:41,350 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:22:41,350 INFO L85 PathProgramCache]: Analyzing trace with hash -1833691641, now seen corresponding path program 1 times [2023-08-27 06:22:41,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:22:41,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252976278] [2023-08-27 06:22:41,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:22:41,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:22:41,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:22:41,431 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 06:22:41,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:22:41,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252976278] [2023-08-27 06:22:41,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1252976278] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:22:41,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:22:41,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:22:41,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277894546] [2023-08-27 06:22:41,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:22:41,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:22:41,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:22:41,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:22:41,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:22:41,433 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:22:41,434 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 06:22:41,434 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:22:41,434 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:22:41,434 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:22:43,390 INFO L124 PetriNetUnfolderBase]: 933/1480 cut-off events. [2023-08-27 06:22:43,390 INFO L125 PetriNetUnfolderBase]: For 72/72 co-relation queries the response was YES. [2023-08-27 06:22:43,392 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 06:22:43,394 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 29 selfloop transitions, 1 changer transitions 0/30 dead transitions. [2023-08-27 06:22:43,394 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 30 transitions, 143 flow [2023-08-27 06:22:43,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:22:43,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:22:43,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 407 transitions. [2023-08-27 06:22:43,396 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4148827726809378 [2023-08-27 06:22:43,396 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 407 transitions. [2023-08-27 06:22:43,396 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 407 transitions. [2023-08-27 06:22:43,396 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:22:43,396 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 407 transitions. [2023-08-27 06:22:43,397 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 06:22:43,398 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 06:22:43,399 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 06:22:43,399 INFO L175 Difference]: Start difference. First operand has 54 places, 32 transitions, 87 flow. Second operand 3 states and 407 transitions. [2023-08-27 06:22:43,399 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 30 transitions, 143 flow [2023-08-27 06:22:43,399 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 06:22:43,400 INFO L231 Difference]: Finished difference. Result has 53 places, 30 transitions, 84 flow [2023-08-27 06:22:43,400 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 06:22:43,400 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -45 predicate places. [2023-08-27 06:22:43,400 INFO L495 AbstractCegarLoop]: Abstraction has has 53 places, 30 transitions, 84 flow [2023-08-27 06:22:43,400 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 06:22:43,401 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:22:43,401 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-27 06:22:43,401 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-08-27 06:22:43,401 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thread2Err13ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:22:43,401 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:22:43,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1833691636, now seen corresponding path program 1 times [2023-08-27 06:22:43,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:22:43,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676538624] [2023-08-27 06:22:43,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:22:43,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:22:43,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:22:43,460 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 06:22:43,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:22:43,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676538624] [2023-08-27 06:22:43,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676538624] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:22:43,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:22:43,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:22:43,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758084346] [2023-08-27 06:22:43,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:22:43,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:22:43,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:22:43,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:22:43,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:22:43,462 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:22:43,462 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 06:22:43,463 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:22:43,463 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:22:43,463 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:22:45,112 INFO L124 PetriNetUnfolderBase]: 733/1172 cut-off events. [2023-08-27 06:22:45,112 INFO L125 PetriNetUnfolderBase]: For 56/56 co-relation queries the response was YES. [2023-08-27 06:22:45,113 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 06:22:45,115 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 27 selfloop transitions, 1 changer transitions 0/28 dead transitions. [2023-08-27 06:22:45,115 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 28 transitions, 136 flow [2023-08-27 06:22:45,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:22:45,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:22:45,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 405 transitions. [2023-08-27 06:22:45,117 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.41284403669724773 [2023-08-27 06:22:45,117 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 405 transitions. [2023-08-27 06:22:45,117 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 405 transitions. [2023-08-27 06:22:45,117 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:22:45,117 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 405 transitions. [2023-08-27 06:22:45,117 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 06:22:45,118 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 06:22:45,119 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 06:22:45,119 INFO L175 Difference]: Start difference. First operand has 53 places, 30 transitions, 84 flow. Second operand 3 states and 405 transitions. [2023-08-27 06:22:45,119 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 28 transitions, 136 flow [2023-08-27 06:22:45,119 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 06:22:45,119 INFO L231 Difference]: Finished difference. Result has 52 places, 28 transitions, 81 flow [2023-08-27 06:22:45,120 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 06:22:45,120 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -46 predicate places. [2023-08-27 06:22:45,120 INFO L495 AbstractCegarLoop]: Abstraction has has 52 places, 28 transitions, 81 flow [2023-08-27 06:22:45,120 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 06:22:45,120 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:22:45,120 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-27 06:22:45,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-08-27 06:22:45,121 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting thread2Err14ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:22:45,121 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:22:45,121 INFO L85 PathProgramCache]: Analyzing trace with hash -1833691635, now seen corresponding path program 1 times [2023-08-27 06:22:45,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:22:45,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014325722] [2023-08-27 06:22:45,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:22:45,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:22:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:22:45,241 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 06:22:45,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:22:45,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014325722] [2023-08-27 06:22:45,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014325722] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:22:45,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:22:45,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:22:45,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542307142] [2023-08-27 06:22:45,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:22:45,242 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:22:45,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:22:45,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:22:45,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:22:45,243 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:22:45,243 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 06:22:45,243 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:22:45,243 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:22:45,243 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:22:46,546 INFO L124 PetriNetUnfolderBase]: 557/900 cut-off events. [2023-08-27 06:22:46,547 INFO L125 PetriNetUnfolderBase]: For 42/42 co-relation queries the response was YES. [2023-08-27 06:22:46,548 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 06:22:46,549 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 25 selfloop transitions, 1 changer transitions 0/26 dead transitions. [2023-08-27 06:22:46,549 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 52 places, 26 transitions, 129 flow [2023-08-27 06:22:46,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:22:46,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:22:46,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 403 transitions. [2023-08-27 06:22:46,551 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4108053007135576 [2023-08-27 06:22:46,551 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 403 transitions. [2023-08-27 06:22:46,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 403 transitions. [2023-08-27 06:22:46,551 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:22:46,552 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 403 transitions. [2023-08-27 06:22:46,552 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 06:22:46,554 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 06:22:46,554 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 06:22:46,554 INFO L175 Difference]: Start difference. First operand has 52 places, 28 transitions, 81 flow. Second operand 3 states and 403 transitions. [2023-08-27 06:22:46,554 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 52 places, 26 transitions, 129 flow [2023-08-27 06:22:46,554 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 06:22:46,555 INFO L231 Difference]: Finished difference. Result has 51 places, 26 transitions, 78 flow [2023-08-27 06:22:46,555 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 06:22:46,555 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -47 predicate places. [2023-08-27 06:22:46,556 INFO L495 AbstractCegarLoop]: Abstraction has has 51 places, 26 transitions, 78 flow [2023-08-27 06:22:46,556 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 06:22:46,556 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:22:46,556 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-27 06:22:46,556 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-08-27 06:22:46,556 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thread2Err19ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:22:46,556 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:22:46,556 INFO L85 PathProgramCache]: Analyzing trace with hash -1833691630, now seen corresponding path program 1 times [2023-08-27 06:22:46,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:22:46,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548243476] [2023-08-27 06:22:46,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:22:46,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:22:46,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:22:46,675 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 06:22:46,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:22:46,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548243476] [2023-08-27 06:22:46,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1548243476] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:22:46,676 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:22:46,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:22:46,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371879309] [2023-08-27 06:22:46,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:22:46,677 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:22:46,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:22:46,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:22:46,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:22:46,677 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:22:46,678 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 06:22:46,678 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:22:46,678 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:22:46,678 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:22:47,568 INFO L124 PetriNetUnfolderBase]: 405/664 cut-off events. [2023-08-27 06:22:47,568 INFO L125 PetriNetUnfolderBase]: For 30/30 co-relation queries the response was YES. [2023-08-27 06:22:47,569 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 06:22:47,570 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 23 selfloop transitions, 1 changer transitions 0/24 dead transitions. [2023-08-27 06:22:47,570 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 24 transitions, 122 flow [2023-08-27 06:22:47,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:22:47,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:22:47,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 401 transitions. [2023-08-27 06:22:47,572 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4087665647298675 [2023-08-27 06:22:47,572 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 401 transitions. [2023-08-27 06:22:47,572 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 401 transitions. [2023-08-27 06:22:47,572 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:22:47,572 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 401 transitions. [2023-08-27 06:22:47,572 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 06:22:47,573 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 06:22:47,574 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 06:22:47,574 INFO L175 Difference]: Start difference. First operand has 51 places, 26 transitions, 78 flow. Second operand 3 states and 401 transitions. [2023-08-27 06:22:47,574 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 24 transitions, 122 flow [2023-08-27 06:22:47,574 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 06:22:47,575 INFO L231 Difference]: Finished difference. Result has 50 places, 24 transitions, 75 flow [2023-08-27 06:22:47,575 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 06:22:47,575 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -48 predicate places. [2023-08-27 06:22:47,575 INFO L495 AbstractCegarLoop]: Abstraction has has 50 places, 24 transitions, 75 flow [2023-08-27 06:22:47,576 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 06:22:47,576 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:22:47,576 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-27 06:22:47,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-08-27 06:22:47,576 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting thread2Err20ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:22:47,576 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:22:47,576 INFO L85 PathProgramCache]: Analyzing trace with hash -1833691629, now seen corresponding path program 1 times [2023-08-27 06:22:47,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:22:47,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405604451] [2023-08-27 06:22:47,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:22:47,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:22:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:22:47,880 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 06:22:47,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:22:47,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405604451] [2023-08-27 06:22:47,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405604451] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:22:47,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:22:47,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:22:47,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634936221] [2023-08-27 06:22:47,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:22:47,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:22:47,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:22:47,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:22:47,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:22:47,883 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:22:47,884 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 06:22:47,884 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:22:47,884 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:22:47,884 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:22:48,427 INFO L124 PetriNetUnfolderBase]: 277/464 cut-off events. [2023-08-27 06:22:48,427 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2023-08-27 06:22:48,428 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 06:22:48,428 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 21 selfloop transitions, 1 changer transitions 0/22 dead transitions. [2023-08-27 06:22:48,428 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 50 places, 22 transitions, 115 flow [2023-08-27 06:22:48,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:22:48,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:22:48,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 399 transitions. [2023-08-27 06:22:48,430 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.40672782874617736 [2023-08-27 06:22:48,430 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 399 transitions. [2023-08-27 06:22:48,430 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 399 transitions. [2023-08-27 06:22:48,430 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:22:48,430 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 399 transitions. [2023-08-27 06:22:48,431 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 06:22:48,432 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 06:22:48,433 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 06:22:48,433 INFO L175 Difference]: Start difference. First operand has 50 places, 24 transitions, 75 flow. Second operand 3 states and 399 transitions. [2023-08-27 06:22:48,433 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 50 places, 22 transitions, 115 flow [2023-08-27 06:22:48,433 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 06:22:48,433 INFO L231 Difference]: Finished difference. Result has 49 places, 22 transitions, 72 flow [2023-08-27 06:22:48,434 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 06:22:48,434 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -49 predicate places. [2023-08-27 06:22:48,434 INFO L495 AbstractCegarLoop]: Abstraction has has 49 places, 22 transitions, 72 flow [2023-08-27 06:22:48,434 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 06:22:48,434 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:22:48,434 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-27 06:22:48,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-08-27 06:22:48,435 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:22:48,435 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:22:48,435 INFO L85 PathProgramCache]: Analyzing trace with hash -1833691648, now seen corresponding path program 1 times [2023-08-27 06:22:48,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:22:48,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335664646] [2023-08-27 06:22:48,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:22:48,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:22:48,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:22:48,487 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 06:22:48,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:22:48,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335664646] [2023-08-27 06:22:48,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335664646] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:22:48,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:22:48,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:22:48,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404975169] [2023-08-27 06:22:48,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:22:48,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:22:48,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:22:48,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:22:48,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:22:48,490 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:22:48,490 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 06:22:48,490 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:22:48,490 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:22:48,490 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:22:48,807 INFO L124 PetriNetUnfolderBase]: 173/300 cut-off events. [2023-08-27 06:22:48,807 INFO L125 PetriNetUnfolderBase]: For 12/12 co-relation queries the response was YES. [2023-08-27 06:22:48,808 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 06:22:48,808 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 19 selfloop transitions, 1 changer transitions 0/20 dead transitions. [2023-08-27 06:22:48,808 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 49 places, 20 transitions, 108 flow [2023-08-27 06:22:48,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:22:48,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:22:48,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 397 transitions. [2023-08-27 06:22:48,810 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.40468909276248727 [2023-08-27 06:22:48,810 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 397 transitions. [2023-08-27 06:22:48,810 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 397 transitions. [2023-08-27 06:22:48,810 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:22:48,810 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 397 transitions. [2023-08-27 06:22:48,811 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 06:22:48,812 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 06:22:48,812 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 06:22:48,812 INFO L175 Difference]: Start difference. First operand has 49 places, 22 transitions, 72 flow. Second operand 3 states and 397 transitions. [2023-08-27 06:22:48,812 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 49 places, 20 transitions, 108 flow [2023-08-27 06:22:48,813 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 06:22:48,813 INFO L231 Difference]: Finished difference. Result has 48 places, 20 transitions, 69 flow [2023-08-27 06:22:48,813 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 06:22:48,814 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -50 predicate places. [2023-08-27 06:22:48,814 INFO L495 AbstractCegarLoop]: Abstraction has has 48 places, 20 transitions, 69 flow [2023-08-27 06:22:48,814 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 06:22:48,814 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:22:48,814 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-27 06:22:48,814 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-08-27 06:22:48,814 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:22:48,814 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:22:48,815 INFO L85 PathProgramCache]: Analyzing trace with hash -1833691647, now seen corresponding path program 1 times [2023-08-27 06:22:48,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:22:48,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505869736] [2023-08-27 06:22:48,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:22:48,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:22:48,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:22:48,865 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 06:22:48,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:22:48,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505869736] [2023-08-27 06:22:48,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505869736] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:22:48,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:22:48,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:22:48,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316586733] [2023-08-27 06:22:48,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:22:48,867 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:22:48,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:22:48,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:22:48,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:22:48,868 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:22:48,868 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 06:22:48,868 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:22:48,868 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:22:48,868 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:22:49,149 INFO L124 PetriNetUnfolderBase]: 93/172 cut-off events. [2023-08-27 06:22:49,149 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2023-08-27 06:22:49,150 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 06:22:49,150 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 17 selfloop transitions, 1 changer transitions 0/18 dead transitions. [2023-08-27 06:22:49,150 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 18 transitions, 101 flow [2023-08-27 06:22:49,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:22:49,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:22:49,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 395 transitions. [2023-08-27 06:22:49,151 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4026503567787971 [2023-08-27 06:22:49,151 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 395 transitions. [2023-08-27 06:22:49,151 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 395 transitions. [2023-08-27 06:22:49,151 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:22:49,151 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 395 transitions. [2023-08-27 06:22:49,152 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 06:22:49,153 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 06:22:49,153 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 06:22:49,154 INFO L175 Difference]: Start difference. First operand has 48 places, 20 transitions, 69 flow. Second operand 3 states and 395 transitions. [2023-08-27 06:22:49,154 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 18 transitions, 101 flow [2023-08-27 06:22:49,154 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 06:22:49,154 INFO L231 Difference]: Finished difference. Result has 47 places, 18 transitions, 66 flow [2023-08-27 06:22:49,154 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 06:22:49,155 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -51 predicate places. [2023-08-27 06:22:49,155 INFO L495 AbstractCegarLoop]: Abstraction has has 47 places, 18 transitions, 66 flow [2023-08-27 06:22:49,155 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 06:22:49,155 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:22:49,155 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-27 06:22:49,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-08-27 06:22:49,155 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thread2Err7ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:22:49,156 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:22:49,156 INFO L85 PathProgramCache]: Analyzing trace with hash -1833691642, now seen corresponding path program 1 times [2023-08-27 06:22:49,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:22:49,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391301421] [2023-08-27 06:22:49,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:22:49,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:22:49,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:22:49,205 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 06:22:49,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:22:49,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391301421] [2023-08-27 06:22:49,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391301421] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:22:49,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:22:49,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-27 06:22:49,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113343547] [2023-08-27 06:22:49,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:22:49,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-27 06:22:49,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:22:49,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-27 06:22:49,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-27 06:22:49,207 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 327 [2023-08-27 06:22:49,207 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 06:22:49,207 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:22:49,208 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 327 [2023-08-27 06:22:49,208 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:22:49,363 INFO L124 PetriNetUnfolderBase]: 37/80 cut-off events. [2023-08-27 06:22:49,363 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-08-27 06:22:49,364 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 06:22:49,364 INFO L140 encePairwiseOnDemand]: 324/327 looper letters, 15 selfloop transitions, 1 changer transitions 0/16 dead transitions. [2023-08-27 06:22:49,364 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 16 transitions, 94 flow [2023-08-27 06:22:49,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-27 06:22:49,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-27 06:22:49,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 393 transitions. [2023-08-27 06:22:49,365 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.40061162079510704 [2023-08-27 06:22:49,365 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 393 transitions. [2023-08-27 06:22:49,365 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 393 transitions. [2023-08-27 06:22:49,365 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:22:49,366 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 393 transitions. [2023-08-27 06:22:49,366 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 06:22:49,367 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 06:22:49,367 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 06:22:49,367 INFO L175 Difference]: Start difference. First operand has 47 places, 18 transitions, 66 flow. Second operand 3 states and 393 transitions. [2023-08-27 06:22:49,367 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 16 transitions, 94 flow [2023-08-27 06:22:49,367 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 06:22:49,368 INFO L231 Difference]: Finished difference. Result has 46 places, 16 transitions, 63 flow [2023-08-27 06:22:49,368 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 06:22:49,368 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -52 predicate places. [2023-08-27 06:22:49,368 INFO L495 AbstractCegarLoop]: Abstraction has has 46 places, 16 transitions, 63 flow [2023-08-27 06:22:49,368 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 06:22:49,368 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:22:49,368 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-27 06:22:49,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-08-27 06:22:49,369 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:22:49,369 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:22:49,369 INFO L85 PathProgramCache]: Analyzing trace with hash -1451836136, now seen corresponding path program 1 times [2023-08-27 06:22:49,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:22:49,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980844783] [2023-08-27 06:22:49,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:22:49,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:22:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:23:07,767 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 06:23:07,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:23:07,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980844783] [2023-08-27 06:23:07,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980844783] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:23:07,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:23:07,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-08-27 06:23:07,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993157454] [2023-08-27 06:23:07,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:23:07,768 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-27 06:23:07,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:23:07,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-27 06:23:07,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-08-27 06:23:07,770 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 327 [2023-08-27 06:23:07,770 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 06:23:07,770 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:23:07,770 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 327 [2023-08-27 06:23:07,771 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:23:08,217 INFO L124 PetriNetUnfolderBase]: 40/106 cut-off events. [2023-08-27 06:23:08,218 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2023-08-27 06:23:08,218 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 06:23:08,218 INFO L140 encePairwiseOnDemand]: 322/327 looper letters, 30 selfloop transitions, 6 changer transitions 9/45 dead transitions. [2023-08-27 06:23:08,218 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 45 transitions, 221 flow [2023-08-27 06:23:08,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-27 06:23:08,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-27 06:23:08,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 634 transitions. [2023-08-27 06:23:08,220 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.32313965341488277 [2023-08-27 06:23:08,220 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 634 transitions. [2023-08-27 06:23:08,220 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 634 transitions. [2023-08-27 06:23:08,220 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:23:08,220 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 634 transitions. [2023-08-27 06:23:08,221 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 06:23:08,223 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 06:23:08,224 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 06:23:08,224 INFO L175 Difference]: Start difference. First operand has 46 places, 16 transitions, 63 flow. Second operand 6 states and 634 transitions. [2023-08-27 06:23:08,224 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 45 transitions, 221 flow [2023-08-27 06:23:08,224 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 06:23:08,225 INFO L231 Difference]: Finished difference. Result has 53 places, 20 transitions, 95 flow [2023-08-27 06:23:08,225 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 06:23:08,226 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -45 predicate places. [2023-08-27 06:23:08,226 INFO L495 AbstractCegarLoop]: Abstraction has has 53 places, 20 transitions, 95 flow [2023-08-27 06:23:08,226 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 06:23:08,226 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:23:08,226 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-27 06:23:08,226 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2023-08-27 06:23:08,226 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:23:08,227 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:23:08,227 INFO L85 PathProgramCache]: Analyzing trace with hash -1450224106, now seen corresponding path program 2 times [2023-08-27 06:23:08,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:23:08,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [651170636] [2023-08-27 06:23:08,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:23:08,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:23:09,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:23:29,532 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 06:23:29,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:23:29,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [651170636] [2023-08-27 06:23:29,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [651170636] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:23:29,533 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:23:29,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-08-27 06:23:29,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728901982] [2023-08-27 06:23:29,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:23:29,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-27 06:23:29,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:23:29,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-27 06:23:29,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-08-27 06:23:29,534 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 327 [2023-08-27 06:23:29,535 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 06:23:29,535 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:23:29,535 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 327 [2023-08-27 06:23:29,535 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:23:30,062 INFO L124 PetriNetUnfolderBase]: 36/114 cut-off events. [2023-08-27 06:23:30,062 INFO L125 PetriNetUnfolderBase]: For 67/67 co-relation queries the response was YES. [2023-08-27 06:23:30,062 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 06:23:30,063 INFO L140 encePairwiseOnDemand]: 322/327 looper letters, 28 selfloop transitions, 5 changer transitions 10/43 dead transitions. [2023-08-27 06:23:30,063 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 43 transitions, 245 flow [2023-08-27 06:23:30,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-27 06:23:30,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-27 06:23:30,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 632 transitions. [2023-08-27 06:23:30,064 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3221202854230377 [2023-08-27 06:23:30,064 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 632 transitions. [2023-08-27 06:23:30,064 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 632 transitions. [2023-08-27 06:23:30,065 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:23:30,065 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 632 transitions. [2023-08-27 06:23:30,066 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 06:23:30,068 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 06:23:30,068 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 06:23:30,069 INFO L175 Difference]: Start difference. First operand has 53 places, 20 transitions, 95 flow. Second operand 6 states and 632 transitions. [2023-08-27 06:23:30,069 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 43 transitions, 245 flow [2023-08-27 06:23:30,069 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 06:23:30,070 INFO L231 Difference]: Finished difference. Result has 59 places, 20 transitions, 113 flow [2023-08-27 06:23:30,070 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 06:23:30,070 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -39 predicate places. [2023-08-27 06:23:30,071 INFO L495 AbstractCegarLoop]: Abstraction has has 59 places, 20 transitions, 113 flow [2023-08-27 06:23:30,071 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 06:23:30,071 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:23:30,071 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-27 06:23:30,071 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2023-08-27 06:23:30,071 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:23:30,071 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:23:30,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1434370798, now seen corresponding path program 3 times [2023-08-27 06:23:30,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:23:30,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675829792] [2023-08-27 06:23:30,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:23:30,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:23:30,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:23:56,607 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 06:23:56,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:23:56,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675829792] [2023-08-27 06:23:56,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675829792] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:23:56,608 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:23:56,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-08-27 06:23:56,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579255920] [2023-08-27 06:23:56,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:23:56,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-27 06:23:56,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:23:56,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-27 06:23:56,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-08-27 06:23:56,610 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 327 [2023-08-27 06:23:56,610 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 06:23:56,610 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:23:56,610 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 327 [2023-08-27 06:23:56,610 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:23:57,178 INFO L124 PetriNetUnfolderBase]: 20/70 cut-off events. [2023-08-27 06:23:57,179 INFO L125 PetriNetUnfolderBase]: For 105/105 co-relation queries the response was YES. [2023-08-27 06:23:57,179 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 06:23:57,179 INFO L140 encePairwiseOnDemand]: 322/327 looper letters, 27 selfloop transitions, 6 changer transitions 9/42 dead transitions. [2023-08-27 06:23:57,179 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 42 transitions, 257 flow [2023-08-27 06:23:57,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-27 06:23:57,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-27 06:23:57,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 630 transitions. [2023-08-27 06:23:57,181 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3211009174311927 [2023-08-27 06:23:57,181 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 630 transitions. [2023-08-27 06:23:57,181 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 630 transitions. [2023-08-27 06:23:57,181 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:23:57,181 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 630 transitions. [2023-08-27 06:23:57,182 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 06:23:57,184 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 06:23:57,185 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 06:23:57,185 INFO L175 Difference]: Start difference. First operand has 59 places, 20 transitions, 113 flow. Second operand 6 states and 630 transitions. [2023-08-27 06:23:57,185 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 42 transitions, 257 flow [2023-08-27 06:23:57,186 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 06:23:57,186 INFO L231 Difference]: Finished difference. Result has 60 places, 20 transitions, 115 flow [2023-08-27 06:23:57,187 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 06:23:57,187 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -38 predicate places. [2023-08-27 06:23:57,187 INFO L495 AbstractCegarLoop]: Abstraction has has 60 places, 20 transitions, 115 flow [2023-08-27 06:23:57,187 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 06:23:57,188 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:23:57,188 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-27 06:23:57,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2023-08-27 06:23:57,188 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:23:57,188 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:23:57,188 INFO L85 PathProgramCache]: Analyzing trace with hash 1722394590, now seen corresponding path program 4 times [2023-08-27 06:23:57,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:23:57,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849100648] [2023-08-27 06:23:57,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:23:57,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:23:57,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-27 06:24:09,652 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 06:24:09,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-27 06:24:09,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849100648] [2023-08-27 06:24:09,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849100648] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-27 06:24:09,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-27 06:24:09,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-08-27 06:24:09,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351936683] [2023-08-27 06:24:09,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-27 06:24:09,653 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-27 06:24:09,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-27 06:24:09,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-27 06:24:09,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-08-27 06:24:09,653 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 327 [2023-08-27 06:24:09,654 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 06:24:09,654 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-27 06:24:09,654 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 327 [2023-08-27 06:24:09,654 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-27 06:24:10,436 INFO L124 PetriNetUnfolderBase]: 15/67 cut-off events. [2023-08-27 06:24:10,436 INFO L125 PetriNetUnfolderBase]: For 62/62 co-relation queries the response was YES. [2023-08-27 06:24:10,436 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 06:24:10,436 INFO L140 encePairwiseOnDemand]: 322/327 looper letters, 18 selfloop transitions, 4 changer transitions 12/34 dead transitions. [2023-08-27 06:24:10,436 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 34 transitions, 223 flow [2023-08-27 06:24:10,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-27 06:24:10,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-27 06:24:10,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 622 transitions. [2023-08-27 06:24:10,438 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.31702344546381245 [2023-08-27 06:24:10,438 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 622 transitions. [2023-08-27 06:24:10,438 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 622 transitions. [2023-08-27 06:24:10,438 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-27 06:24:10,439 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 622 transitions. [2023-08-27 06:24:10,439 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 06:24:10,441 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 06:24:10,441 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 06:24:10,441 INFO L175 Difference]: Start difference. First operand has 60 places, 20 transitions, 115 flow. Second operand 6 states and 622 transitions. [2023-08-27 06:24:10,441 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 34 transitions, 223 flow [2023-08-27 06:24:10,442 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 06:24:10,443 INFO L231 Difference]: Finished difference. Result has 63 places, 18 transitions, 109 flow [2023-08-27 06:24:10,443 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 06:24:10,444 INFO L281 CegarLoopForPetriNet]: 98 programPoint places, -35 predicate places. [2023-08-27 06:24:10,444 INFO L495 AbstractCegarLoop]: Abstraction has has 63 places, 18 transitions, 109 flow [2023-08-27 06:24:10,444 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 06:24:10,444 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-27 06:24:10,444 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-27 06:24:10,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2023-08-27 06:24:10,444 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2023-08-27 06:24:10,445 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-27 06:24:10,445 INFO L85 PathProgramCache]: Analyzing trace with hash -563424634, now seen corresponding path program 5 times [2023-08-27 06:24:10,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-27 06:24:10,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244770003] [2023-08-27 06:24:10,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-27 06:24:10,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-27 06:24:11,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2023-08-27 06:28:09,562 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (147 of 148 remaining) [2023-08-27 06:28:09,562 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2023-08-27 06:28:09,563 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 context. [2023-08-27 06:28:09,570 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (146 of 148 remaining) [2023-08-27 06:28:09,573 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (145 of 148 remaining) [2023-08-27 06:28:09,573 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (144 of 148 remaining) [2023-08-27 06:28:09,573 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (143 of 148 remaining) [2023-08-27 06:28:09,574 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 06:28:09,580 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (142 of 148 remaining) [2023-08-27 06:28:09,581 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (141 of 148 remaining) [2023-08-27 06:28:09,581 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (140 of 148 remaining) [2023-08-27 06:28:09,581 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (139 of 148 remaining) [2023-08-27 06:28:09,581 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (138 of 148 remaining) [2023-08-27 06:28:09,581 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (137 of 148 remaining) [2023-08-27 06:28:09,582 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (136 of 148 remaining) [2023-08-27 06:28:09,582 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (135 of 148 remaining) [2023-08-27 06:28:09,582 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (134 of 148 remaining) [2023-08-27 06:28:09,582 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (133 of 148 remaining) [2023-08-27 06:28:09,582 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (132 of 148 remaining) [2023-08-27 06:28:09,583 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (131 of 148 remaining) [2023-08-27 06:28:09,583 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (130 of 148 remaining) [2023-08-27 06:28:09,583 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (129 of 148 remaining) [2023-08-27 06:28:09,583 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (128 of 148 remaining) [2023-08-27 06:28:09,583 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (127 of 148 remaining) [2023-08-27 06:28:09,584 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (126 of 148 remaining) [2023-08-27 06:28:09,584 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (125 of 148 remaining) [2023-08-27 06:28:09,584 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err22ASSERT_VIOLATIONINTEGER_OVERFLOW (124 of 148 remaining) [2023-08-27 06:28:09,584 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err23ASSERT_VIOLATIONINTEGER_OVERFLOW (123 of 148 remaining) [2023-08-27 06:28:09,584 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (122 of 148 remaining) [2023-08-27 06:28:09,584 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (121 of 148 remaining) [2023-08-27 06:28:09,585 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (120 of 148 remaining) [2023-08-27 06:28:09,585 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (119 of 148 remaining) [2023-08-27 06:28:09,585 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (118 of 148 remaining) [2023-08-27 06:28:09,585 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (117 of 148 remaining) [2023-08-27 06:28:09,585 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (116 of 148 remaining) [2023-08-27 06:28:09,586 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (115 of 148 remaining) [2023-08-27 06:28:09,586 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (114 of 148 remaining) [2023-08-27 06:28:09,586 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (113 of 148 remaining) [2023-08-27 06:28:09,586 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (112 of 148 remaining) [2023-08-27 06:28:09,586 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (111 of 148 remaining) [2023-08-27 06:28:09,587 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (110 of 148 remaining) [2023-08-27 06:28:09,587 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (109 of 148 remaining) [2023-08-27 06:28:09,587 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (108 of 148 remaining) [2023-08-27 06:28:09,587 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (107 of 148 remaining) [2023-08-27 06:28:09,587 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (106 of 148 remaining) [2023-08-27 06:28:09,587 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (105 of 148 remaining) [2023-08-27 06:28:09,588 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (104 of 148 remaining) [2023-08-27 06:28:09,588 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (103 of 148 remaining) [2023-08-27 06:28:09,588 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (102 of 148 remaining) [2023-08-27 06:28:09,588 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (101 of 148 remaining) [2023-08-27 06:28:09,588 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err22ASSERT_VIOLATIONINTEGER_OVERFLOW (100 of 148 remaining) [2023-08-27 06:28:09,589 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err23ASSERT_VIOLATIONINTEGER_OVERFLOW (99 of 148 remaining) [2023-08-27 06:28:09,589 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (98 of 148 remaining) [2023-08-27 06:28:09,589 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (97 of 148 remaining) [2023-08-27 06:28:09,589 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (96 of 148 remaining) [2023-08-27 06:28:09,589 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (95 of 148 remaining) [2023-08-27 06:28:09,589 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (94 of 148 remaining) [2023-08-27 06:28:09,590 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (93 of 148 remaining) [2023-08-27 06:28:09,590 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (92 of 148 remaining) [2023-08-27 06:28:09,590 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (91 of 148 remaining) [2023-08-27 06:28:09,590 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (90 of 148 remaining) [2023-08-27 06:28:09,590 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (89 of 148 remaining) [2023-08-27 06:28:09,591 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (88 of 148 remaining) [2023-08-27 06:28:09,591 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (87 of 148 remaining) [2023-08-27 06:28:09,591 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (86 of 148 remaining) [2023-08-27 06:28:09,591 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (85 of 148 remaining) [2023-08-27 06:28:09,591 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (84 of 148 remaining) [2023-08-27 06:28:09,592 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (83 of 148 remaining) [2023-08-27 06:28:09,592 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (82 of 148 remaining) [2023-08-27 06:28:09,592 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (81 of 148 remaining) [2023-08-27 06:28:09,592 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (80 of 148 remaining) [2023-08-27 06:28:09,592 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (79 of 148 remaining) [2023-08-27 06:28:09,593 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (78 of 148 remaining) [2023-08-27 06:28:09,593 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (77 of 148 remaining) [2023-08-27 06:28:09,593 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err22ASSERT_VIOLATIONINTEGER_OVERFLOW (76 of 148 remaining) [2023-08-27 06:28:09,593 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err23ASSERT_VIOLATIONINTEGER_OVERFLOW (75 of 148 remaining) [2023-08-27 06:28:09,593 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (74 of 148 remaining) [2023-08-27 06:28:09,594 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (73 of 148 remaining) [2023-08-27 06:28:09,594 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (72 of 148 remaining) [2023-08-27 06:28:09,594 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (71 of 148 remaining) [2023-08-27 06:28:09,594 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (70 of 148 remaining) [2023-08-27 06:28:09,594 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (69 of 148 remaining) [2023-08-27 06:28:09,595 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (68 of 148 remaining) [2023-08-27 06:28:09,595 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (67 of 148 remaining) [2023-08-27 06:28:09,595 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (66 of 148 remaining) [2023-08-27 06:28:09,595 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (65 of 148 remaining) [2023-08-27 06:28:09,595 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (64 of 148 remaining) [2023-08-27 06:28:09,596 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (63 of 148 remaining) [2023-08-27 06:28:09,596 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (62 of 148 remaining) [2023-08-27 06:28:09,596 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (61 of 148 remaining) [2023-08-27 06:28:09,596 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (60 of 148 remaining) [2023-08-27 06:28:09,596 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (59 of 148 remaining) [2023-08-27 06:28:09,597 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (58 of 148 remaining) [2023-08-27 06:28:09,597 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (57 of 148 remaining) [2023-08-27 06:28:09,597 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (56 of 148 remaining) [2023-08-27 06:28:09,597 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 148 remaining) [2023-08-27 06:28:09,597 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 148 remaining) [2023-08-27 06:28:09,598 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 148 remaining) [2023-08-27 06:28:09,598 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 148 remaining) [2023-08-27 06:28:09,598 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 148 remaining) [2023-08-27 06:28:09,598 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 148 remaining) [2023-08-27 06:28:09,598 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err22ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 148 remaining) [2023-08-27 06:28:09,599 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err23ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 148 remaining) [2023-08-27 06:28:09,599 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 148 remaining) [2023-08-27 06:28:09,599 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 148 remaining) [2023-08-27 06:28:09,599 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 148 remaining) [2023-08-27 06:28:09,599 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 148 remaining) [2023-08-27 06:28:09,599 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 148 remaining) [2023-08-27 06:28:09,600 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 148 remaining) [2023-08-27 06:28:09,600 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 148 remaining) [2023-08-27 06:28:09,600 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 148 remaining) [2023-08-27 06:28:09,600 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 148 remaining) [2023-08-27 06:28:09,600 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 148 remaining) [2023-08-27 06:28:09,600 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 148 remaining) [2023-08-27 06:28:09,601 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 148 remaining) [2023-08-27 06:28:09,601 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 148 remaining) [2023-08-27 06:28:09,601 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 148 remaining) [2023-08-27 06:28:09,601 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 148 remaining) [2023-08-27 06:28:09,601 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 148 remaining) [2023-08-27 06:28:09,601 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 148 remaining) [2023-08-27 06:28:09,602 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 148 remaining) [2023-08-27 06:28:09,602 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 148 remaining) [2023-08-27 06:28:09,602 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 148 remaining) [2023-08-27 06:28:09,602 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 148 remaining) [2023-08-27 06:28:09,602 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 148 remaining) [2023-08-27 06:28:09,602 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err22ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 148 remaining) [2023-08-27 06:28:09,603 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err23ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 148 remaining) [2023-08-27 06:28:09,603 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 148 remaining) [2023-08-27 06:28:09,603 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 148 remaining) [2023-08-27 06:28:09,603 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 148 remaining) [2023-08-27 06:28:09,603 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 148 remaining) [2023-08-27 06:28:09,603 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 148 remaining) [2023-08-27 06:28:09,604 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 148 remaining) [2023-08-27 06:28:09,604 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 148 remaining) [2023-08-27 06:28:09,604 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 148 remaining) [2023-08-27 06:28:09,604 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 148 remaining) [2023-08-27 06:28:09,604 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 148 remaining) [2023-08-27 06:28:09,604 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 148 remaining) [2023-08-27 06:28:09,604 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 148 remaining) [2023-08-27 06:28:09,604 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 148 remaining) [2023-08-27 06:28:09,604 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 148 remaining) [2023-08-27 06:28:09,605 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 148 remaining) [2023-08-27 06:28:09,605 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 148 remaining) [2023-08-27 06:28:09,605 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 148 remaining) [2023-08-27 06:28:09,605 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 148 remaining) [2023-08-27 06:28:09,605 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 148 remaining) [2023-08-27 06:28:09,605 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 148 remaining) [2023-08-27 06:28:09,605 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 148 remaining) [2023-08-27 06:28:09,605 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 148 remaining) [2023-08-27 06:28:09,605 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err22ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 148 remaining) [2023-08-27 06:28:09,605 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err23ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 148 remaining) [2023-08-27 06:28:09,606 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 06:28:09,615 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-27 06:28:09,615 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-27 06:28:09,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.08 06:28:09 BasicIcfg [2023-08-27 06:28:09,618 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-27 06:28:09,618 INFO L158 Benchmark]: Toolchain (without parser) took 811238.73ms. Allocated memory was 360.7MB in the beginning and 5.5GB in the end (delta: 5.2GB). Free memory was 336.5MB in the beginning and 4.1GB in the end (delta: -3.7GB). Peak memory consumption was 4.2GB. Max. memory is 16.0GB. [2023-08-27 06:28:09,618 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 360.7MB. Free memory is still 337.3MB. There was no memory consumed. Max. memory is 16.0GB. [2023-08-27 06:28:09,619 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.87ms. Allocated memory is still 360.7MB. Free memory was 336.5MB in the beginning and 324.6MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.0GB. [2023-08-27 06:28:09,619 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.53ms. Allocated memory is still 360.7MB. Free memory was 324.6MB in the beginning and 321.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-08-27 06:28:09,619 INFO L158 Benchmark]: Boogie Preprocessor took 55.94ms. Allocated memory is still 360.7MB. Free memory was 321.5MB in the beginning and 318.8MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-27 06:28:09,619 INFO L158 Benchmark]: RCFGBuilder took 6094.97ms. Allocated memory was 360.7MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 318.8MB in the beginning and 1.7GB in the end (delta: -1.4GB). Peak memory consumption was 365.1MB. Max. memory is 16.0GB. [2023-08-27 06:28:09,620 INFO L158 Benchmark]: TraceAbstraction took 804724.82ms. Allocated memory was 1.8GB in the beginning and 5.5GB in the end (delta: 3.7GB). Free memory was 1.7GB in the beginning and 4.1GB in the end (delta: -2.3GB). Peak memory consumption was 4.2GB. Max. memory is 16.0GB. [2023-08-27 06:28:09,621 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 360.7MB. Free memory is still 337.3MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 300.87ms. Allocated memory is still 360.7MB. Free memory was 336.5MB in the beginning and 324.6MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 54.53ms. Allocated memory is still 360.7MB. Free memory was 324.6MB in the beginning and 321.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 55.94ms. Allocated memory is still 360.7MB. Free memory was 321.5MB in the beginning and 318.8MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * RCFGBuilder took 6094.97ms. Allocated memory was 360.7MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 318.8MB in the beginning and 1.7GB in the end (delta: -1.4GB). Peak memory consumption was 365.1MB. Max. memory is 16.0GB. * TraceAbstraction took 804724.82ms. Allocated memory was 1.8GB in the beginning and 5.5GB in the end (delta: 3.7GB). Free memory was 1.7GB in the beginning and 4.1GB in the end (delta: -2.3GB). Peak memory consumption was 4.2GB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 55.7s, 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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 ∧-41-9-19-12-19-14-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-19-15-17-15-17-15-17-15-17-15-14-12-14-12-14-9-6-3-6-2-6-2-6-2-6-2-2-1 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: 803.1s, OverallIterations: 30, TraceHistogramMax: 1, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 422.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 56.2s, 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, 3.6s SatisfiabilityAnalysisTime, 79.8s 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