/usr/bin/java -Xmx8000000000 -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-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/weaver/popl20-threaded-sum-3.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-5b77e9fc37942d960732eb3788a90132329d3bc4-5b77e9f [2021-10-19 14:44:19,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-19 14:44:19,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-19 14:44:19,453 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-10-19 14:44:19,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-19 14:44:19,479 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-19 14:44:19,480 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-19 14:44:19,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-19 14:44:19,481 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-19 14:44:19,482 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-19 14:44:19,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-19 14:44:19,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-19 14:44:19,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-19 14:44:19,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-19 14:44:19,498 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-19 14:44:19,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-19 14:44:19,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-10-19 14:44:19,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-19 14:44:19,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-19 14:44:19,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-19 14:44:19,513 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf [2021-10-19 14:44:19,533 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-19 14:44:19,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-19 14:44:19,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-19 14:44:19,534 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-19 14:44:19,534 INFO L138 SettingsManager]: * Use SBE=true [2021-10-19 14:44:19,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-19 14:44:19,534 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-19 14:44:19,534 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-19 14:44:19,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-19 14:44:19,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-19 14:44:19,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-19 14:44:19,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-19 14:44:19,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-19 14:44:19,534 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-19 14:44:19,535 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-19 14:44:19,535 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-19 14:44:19,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-19 14:44:19,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-19 14:44:19,538 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-19 14:44:19,538 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-19 14:44:19,538 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-19 14:44:19,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-19 14:44:19,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-19 14:44:19,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-19 14:44:19,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-19 14:44:19,539 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-19 14:44:19,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-19 14:44:19,539 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-19 14:44:19,540 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-19 14:44:19,540 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2021-10-19 14:44:19,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-19 14:44:19,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-19 14:44:19,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-19 14:44:19,765 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-19 14:44:19,765 INFO L275 PluginConnector]: CDTParser initialized [2021-10-19 14:44:19,766 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-threaded-sum-3.wvr.c [2021-10-19 14:44:19,807 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4024422d/57754880feb642ad8e28c9452abf7654/FLAG67a664814 [2021-10-19 14:44:20,096 INFO L306 CDTParser]: Found 1 translation units. [2021-10-19 14:44:20,097 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-threaded-sum-3.wvr.c [2021-10-19 14:44:20,101 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4024422d/57754880feb642ad8e28c9452abf7654/FLAG67a664814 [2021-10-19 14:44:20,538 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4024422d/57754880feb642ad8e28c9452abf7654 [2021-10-19 14:44:20,540 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-19 14:44:20,540 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-19 14:44:20,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-19 14:44:20,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-19 14:44:20,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-19 14:44:20,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 02:44:20" (1/1) ... [2021-10-19 14:44:20,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a680be9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:44:20, skipping insertion in model container [2021-10-19 14:44:20,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 02:44:20" (1/1) ... [2021-10-19 14:44:20,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-19 14:44:20,571 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-19 14:44:20,751 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-threaded-sum-3.wvr.c[2957,2970] [2021-10-19 14:44:20,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-19 14:44:20,765 INFO L203 MainTranslator]: Completed pre-run [2021-10-19 14:44:20,802 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-threaded-sum-3.wvr.c[2957,2970] [2021-10-19 14:44:20,803 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-19 14:44:20,813 INFO L208 MainTranslator]: Completed translation [2021-10-19 14:44:20,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:44:20 WrapperNode [2021-10-19 14:44:20,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-19 14:44:20,814 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-19 14:44:20,815 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-19 14:44:20,815 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-19 14:44:20,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:44:20" (1/1) ... [2021-10-19 14:44:20,843 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:44:20" (1/1) ... [2021-10-19 14:44:20,868 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-19 14:44:20,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-19 14:44:20,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-19 14:44:20,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-19 14:44:20,874 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:44:20" (1/1) ... [2021-10-19 14:44:20,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:44:20" (1/1) ... [2021-10-19 14:44:20,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:44:20" (1/1) ... [2021-10-19 14:44:20,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:44:20" (1/1) ... [2021-10-19 14:44:20,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:44:20" (1/1) ... [2021-10-19 14:44:20,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:44:20" (1/1) ... [2021-10-19 14:44:20,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:44:20" (1/1) ... [2021-10-19 14:44:20,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-19 14:44:20,901 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-19 14:44:20,901 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-19 14:44:20,901 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-19 14:44:20,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:44:20" (1/1) ... [2021-10-19 14:44:20,914 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-19 14:44:20,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-19 14:44:20,948 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) [2021-10-19 14:44:20,978 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-19 14:44:20,979 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-19 14:44:20,979 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-19 14:44:20,979 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 [2021-10-19 14:44:20,979 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-19 14:44:20,980 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-19 14:44:20,980 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-19 14:44:20,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-19 14:44:20,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-19 14:44:20,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-19 14:44:20,980 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-19 14:44:20,980 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-19 14:44:20,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-19 14:44:20,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-19 14:44:20,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-19 14:44:20,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-19 14:44:20,982 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-19 14:44:21,711 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-19 14:44:21,711 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-10-19 14:44:21,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:44:21 BoogieIcfgContainer [2021-10-19 14:44:21,713 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-19 14:44:21,714 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-19 14:44:21,714 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-19 14:44:21,717 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-19 14:44:21,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 02:44:20" (1/3) ... [2021-10-19 14:44:21,717 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b112216 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 02:44:21, skipping insertion in model container [2021-10-19 14:44:21,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:44:20" (2/3) ... [2021-10-19 14:44:21,718 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b112216 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 02:44:21, skipping insertion in model container [2021-10-19 14:44:21,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:44:21" (3/3) ... [2021-10-19 14:44:21,719 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-threaded-sum-3.wvr.c [2021-10-19 14:44:21,722 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-19 14:44:21,722 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 45 error locations. [2021-10-19 14:44:21,722 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-19 14:44:21,746 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,746 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,746 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,747 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,747 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,747 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,747 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,747 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,747 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,748 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,748 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,748 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,748 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,748 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,749 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,749 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,749 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,749 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,749 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,749 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,749 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,749 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,750 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,750 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,750 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,750 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,750 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,750 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,750 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,751 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,751 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,751 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,751 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,751 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,751 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,752 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,752 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,752 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,752 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,752 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,752 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,752 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,752 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,753 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,753 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,753 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,753 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,753 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,753 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,753 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,753 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,753 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,754 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,754 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,754 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,754 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,754 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,754 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,755 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,755 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,755 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,755 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,755 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,756 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,757 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,757 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,758 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~cond~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,758 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,758 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~cond~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,759 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,759 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~cond~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,759 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~cond~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,760 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~cond~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,760 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~cond~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,760 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,760 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,760 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,760 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,761 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,761 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,761 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,761 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,761 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,761 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,761 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,761 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,761 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,762 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,762 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,762 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,762 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,762 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,762 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,763 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,763 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,764 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,766 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,766 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,766 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,770 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,770 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,770 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,770 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,770 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,770 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,770 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,770 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,771 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,771 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,771 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,771 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,771 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,771 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,772 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~cond~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,772 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,772 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~cond~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,775 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~cond~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,775 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~cond~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,775 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~cond~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,775 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~cond~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,775 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~cond~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,776 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~cond~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,776 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,776 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,776 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,776 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,776 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,776 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,776 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,776 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,776 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,776 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,777 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,777 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,777 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,777 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,777 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,777 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,777 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,777 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,777 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,778 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,778 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~cond~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,778 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~cond~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,781 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,781 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,781 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,781 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,781 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,782 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~cond~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,782 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,782 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,782 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,784 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,784 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~cond~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,784 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,784 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,784 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,784 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,784 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,785 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,785 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,785 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,787 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,787 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,787 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,787 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,787 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,787 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,787 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,787 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:44:21,792 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-10-19 14:44:21,820 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-19 14:44:21,824 INFO L339 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, mConcurrency=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, mLoopAccelerationTechnique=FAST_UPR [2021-10-19 14:44:21,824 INFO L340 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2021-10-19 14:44:21,833 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 220 places, 220 transitions, 464 flow [2021-10-19 14:44:21,874 INFO L129 PetriNetUnfolder]: 10/217 cut-off events. [2021-10-19 14:44:21,874 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-10-19 14:44:21,880 INFO L84 FinitePrefix]: Finished finitePrefix Result has 230 conditions, 217 events. 10/217 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 220 event pairs, 0 based on Foata normal form. 0/162 useless extension candidates. Maximal degree in co-relation 148. Up to 2 conditions per place. [2021-10-19 14:44:21,880 INFO L82 GeneralOperation]: Start removeDead. Operand has 220 places, 220 transitions, 464 flow [2021-10-19 14:44:21,885 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 201 places, 200 transitions, 418 flow [2021-10-19 14:44:21,891 INFO L129 PetriNetUnfolder]: 0/24 cut-off events. [2021-10-19 14:44:21,891 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:44:21,891 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:44:21,892 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:44:21,892 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 70 more)] === [2021-10-19 14:44:21,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:44:21,896 INFO L82 PathProgramCache]: Analyzing trace with hash -1420516585, now seen corresponding path program 1 times [2021-10-19 14:44:21,902 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:44:21,902 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104522896] [2021-10-19 14:44:21,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:44:21,903 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:44:21,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:44:22,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:44:22,043 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:44:22,043 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104522896] [2021-10-19 14:44:22,044 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104522896] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:44:22,044 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:44:22,044 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:44:22,045 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222694166] [2021-10-19 14:44:22,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:44:22,051 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:44:22,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:44:22,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:44:22,094 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 220 [2021-10-19 14:44:22,101 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 201 places, 200 transitions, 418 flow. Second operand has 3 states, 3 states have (on average 174.33333333333334) internal successors, (523), 3 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,101 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:44:22,101 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 220 [2021-10-19 14:44:22,102 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:44:22,167 INFO L129 PetriNetUnfolder]: 5/169 cut-off events. [2021-10-19 14:44:22,168 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-10-19 14:44:22,169 INFO L84 FinitePrefix]: Finished finitePrefix Result has 197 conditions, 169 events. 5/169 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 102 event pairs, 0 based on Foata normal form. 14/160 useless extension candidates. Maximal degree in co-relation 135. Up to 13 conditions per place. [2021-10-19 14:44:22,172 INFO L132 encePairwiseOnDemand]: 187/220 looper letters, 12 selfloop transitions, 2 changer transitions 1/169 dead transitions. [2021-10-19 14:44:22,172 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 169 transitions, 384 flow [2021-10-19 14:44:22,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:44:22,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:44:22,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 564 transitions. [2021-10-19 14:44:22,187 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8545454545454545 [2021-10-19 14:44:22,187 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 564 transitions. [2021-10-19 14:44:22,188 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 564 transitions. [2021-10-19 14:44:22,190 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:44:22,192 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 564 transitions. [2021-10-19 14:44:22,197 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 188.0) internal successors, (564), 3 states have internal predecessors, (564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,206 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,206 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,208 INFO L186 Difference]: Start difference. First operand has 201 places, 200 transitions, 418 flow. Second operand 3 states and 564 transitions. [2021-10-19 14:44:22,209 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 176 places, 169 transitions, 384 flow [2021-10-19 14:44:22,212 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 170 places, 169 transitions, 372 flow, removed 0 selfloop flow, removed 6 redundant places. [2021-10-19 14:44:22,216 INFO L242 Difference]: Finished difference. Result has 170 places, 168 transitions, 346 flow [2021-10-19 14:44:22,217 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=344, PETRI_DIFFERENCE_MINUEND_PLACES=168, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=169, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=167, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=346, PETRI_PLACES=170, PETRI_TRANSITIONS=168} [2021-10-19 14:44:22,218 INFO L334 CegarLoopForPetriNet]: 201 programPoint places, -31 predicate places. [2021-10-19 14:44:22,218 INFO L470 AbstractCegarLoop]: Abstraction has has 170 places, 168 transitions, 346 flow [2021-10-19 14:44:22,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 174.33333333333334) internal successors, (523), 3 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,219 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:44:22,219 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:44:22,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-19 14:44:22,219 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 70 more)] === [2021-10-19 14:44:22,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:44:22,220 INFO L82 PathProgramCache]: Analyzing trace with hash -126935516, now seen corresponding path program 1 times [2021-10-19 14:44:22,220 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:44:22,220 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829341176] [2021-10-19 14:44:22,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:44:22,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:44:22,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:44:22,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:44:22,271 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:44:22,271 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829341176] [2021-10-19 14:44:22,272 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829341176] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:44:22,272 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:44:22,272 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:44:22,272 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111672873] [2021-10-19 14:44:22,273 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:44:22,273 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:44:22,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:44:22,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:44:22,274 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 220 [2021-10-19 14:44:22,275 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 170 places, 168 transitions, 346 flow. Second operand has 3 states, 3 states have (on average 174.33333333333334) internal successors, (523), 3 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,275 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:44:22,275 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 220 [2021-10-19 14:44:22,275 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:44:22,311 INFO L129 PetriNetUnfolder]: 5/167 cut-off events. [2021-10-19 14:44:22,311 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:44:22,312 INFO L84 FinitePrefix]: Finished finitePrefix Result has 189 conditions, 167 events. 5/167 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 98 event pairs, 0 based on Foata normal form. 0/146 useless extension candidates. Maximal degree in co-relation 157. Up to 13 conditions per place. [2021-10-19 14:44:22,312 INFO L132 encePairwiseOnDemand]: 217/220 looper letters, 12 selfloop transitions, 2 changer transitions 0/167 dead transitions. [2021-10-19 14:44:22,312 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 170 places, 167 transitions, 372 flow [2021-10-19 14:44:22,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:44:22,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:44:22,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 534 transitions. [2021-10-19 14:44:22,314 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8090909090909091 [2021-10-19 14:44:22,314 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 534 transitions. [2021-10-19 14:44:22,314 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 534 transitions. [2021-10-19 14:44:22,315 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:44:22,315 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 534 transitions. [2021-10-19 14:44:22,316 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 178.0) internal successors, (534), 3 states have internal predecessors, (534), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,317 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,318 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,318 INFO L186 Difference]: Start difference. First operand has 170 places, 168 transitions, 346 flow. Second operand 3 states and 534 transitions. [2021-10-19 14:44:22,318 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 170 places, 167 transitions, 372 flow [2021-10-19 14:44:22,320 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 168 places, 167 transitions, 368 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:44:22,324 INFO L242 Difference]: Finished difference. Result has 168 places, 167 transitions, 344 flow [2021-10-19 14:44:22,324 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=340, PETRI_DIFFERENCE_MINUEND_PLACES=166, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=167, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=165, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=344, PETRI_PLACES=168, PETRI_TRANSITIONS=167} [2021-10-19 14:44:22,324 INFO L334 CegarLoopForPetriNet]: 201 programPoint places, -33 predicate places. [2021-10-19 14:44:22,325 INFO L470 AbstractCegarLoop]: Abstraction has has 168 places, 167 transitions, 344 flow [2021-10-19 14:44:22,325 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 174.33333333333334) internal successors, (523), 3 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,325 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:44:22,325 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:44:22,325 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-19 14:44:22,326 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 70 more)] === [2021-10-19 14:44:22,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:44:22,328 INFO L82 PathProgramCache]: Analyzing trace with hash 1160889362, now seen corresponding path program 1 times [2021-10-19 14:44:22,328 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:44:22,328 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797133745] [2021-10-19 14:44:22,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:44:22,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:44:22,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:44:22,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:44:22,362 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:44:22,362 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797133745] [2021-10-19 14:44:22,363 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1797133745] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:44:22,363 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:44:22,363 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:44:22,363 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574913451] [2021-10-19 14:44:22,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:44:22,364 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:44:22,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:44:22,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:44:22,365 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 220 [2021-10-19 14:44:22,366 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 168 places, 167 transitions, 344 flow. Second operand has 3 states, 3 states have (on average 174.33333333333334) internal successors, (523), 3 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,366 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:44:22,366 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 220 [2021-10-19 14:44:22,366 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:44:22,393 INFO L129 PetriNetUnfolder]: 5/166 cut-off events. [2021-10-19 14:44:22,393 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:44:22,394 INFO L84 FinitePrefix]: Finished finitePrefix Result has 187 conditions, 166 events. 5/166 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 96 event pairs, 0 based on Foata normal form. 0/146 useless extension candidates. Maximal degree in co-relation 149. Up to 12 conditions per place. [2021-10-19 14:44:22,395 INFO L132 encePairwiseOnDemand]: 217/220 looper letters, 11 selfloop transitions, 2 changer transitions 0/166 dead transitions. [2021-10-19 14:44:22,395 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 169 places, 166 transitions, 368 flow [2021-10-19 14:44:22,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:44:22,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:44:22,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 533 transitions. [2021-10-19 14:44:22,397 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8075757575757576 [2021-10-19 14:44:22,397 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 533 transitions. [2021-10-19 14:44:22,397 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 533 transitions. [2021-10-19 14:44:22,397 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:44:22,397 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 533 transitions. [2021-10-19 14:44:22,398 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 177.66666666666666) internal successors, (533), 3 states have internal predecessors, (533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,399 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,399 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,399 INFO L186 Difference]: Start difference. First operand has 168 places, 167 transitions, 344 flow. Second operand 3 states and 533 transitions. [2021-10-19 14:44:22,400 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 169 places, 166 transitions, 368 flow [2021-10-19 14:44:22,401 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 167 places, 166 transitions, 364 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:44:22,404 INFO L242 Difference]: Finished difference. Result has 167 places, 166 transitions, 342 flow [2021-10-19 14:44:22,404 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=338, PETRI_DIFFERENCE_MINUEND_PLACES=165, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=166, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=164, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=342, PETRI_PLACES=167, PETRI_TRANSITIONS=166} [2021-10-19 14:44:22,405 INFO L334 CegarLoopForPetriNet]: 201 programPoint places, -34 predicate places. [2021-10-19 14:44:22,405 INFO L470 AbstractCegarLoop]: Abstraction has has 167 places, 166 transitions, 342 flow [2021-10-19 14:44:22,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 174.33333333333334) internal successors, (523), 3 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,405 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:44:22,405 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:44:22,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-19 14:44:22,406 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 70 more)] === [2021-10-19 14:44:22,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:44:22,407 INFO L82 PathProgramCache]: Analyzing trace with hash 282337040, now seen corresponding path program 1 times [2021-10-19 14:44:22,407 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:44:22,407 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358382339] [2021-10-19 14:44:22,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:44:22,408 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:44:22,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:44:22,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:44:22,435 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:44:22,435 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358382339] [2021-10-19 14:44:22,436 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358382339] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:44:22,436 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:44:22,436 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:44:22,436 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322644652] [2021-10-19 14:44:22,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:44:22,436 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:44:22,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:44:22,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:44:22,438 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 220 [2021-10-19 14:44:22,438 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 167 places, 166 transitions, 342 flow. Second operand has 3 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,438 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:44:22,438 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 220 [2021-10-19 14:44:22,438 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:44:22,458 INFO L129 PetriNetUnfolder]: 5/163 cut-off events. [2021-10-19 14:44:22,458 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:44:22,458 INFO L84 FinitePrefix]: Finished finitePrefix Result has 179 conditions, 163 events. 5/163 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 91 event pairs, 0 based on Foata normal form. 0/146 useless extension candidates. Maximal degree in co-relation 134. Up to 6 conditions per place. [2021-10-19 14:44:22,459 INFO L132 encePairwiseOnDemand]: 216/220 looper letters, 7 selfloop transitions, 1 changer transitions 0/163 dead transitions. [2021-10-19 14:44:22,459 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 166 places, 163 transitions, 352 flow [2021-10-19 14:44:22,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:44:22,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:44:22,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 539 transitions. [2021-10-19 14:44:22,460 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8166666666666667 [2021-10-19 14:44:22,460 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 539 transitions. [2021-10-19 14:44:22,460 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 539 transitions. [2021-10-19 14:44:22,461 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:44:22,461 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 539 transitions. [2021-10-19 14:44:22,462 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 179.66666666666666) internal successors, (539), 3 states have internal predecessors, (539), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,463 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,463 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,463 INFO L186 Difference]: Start difference. First operand has 167 places, 166 transitions, 342 flow. Second operand 3 states and 539 transitions. [2021-10-19 14:44:22,463 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 166 places, 163 transitions, 352 flow [2021-10-19 14:44:22,464 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 163 transitions, 348 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:44:22,466 INFO L242 Difference]: Finished difference. Result has 164 places, 163 transitions, 334 flow [2021-10-19 14:44:22,466 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=332, PETRI_DIFFERENCE_MINUEND_PLACES=162, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=163, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=162, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=334, PETRI_PLACES=164, PETRI_TRANSITIONS=163} [2021-10-19 14:44:22,466 INFO L334 CegarLoopForPetriNet]: 201 programPoint places, -37 predicate places. [2021-10-19 14:44:22,467 INFO L470 AbstractCegarLoop]: Abstraction has has 164 places, 163 transitions, 334 flow [2021-10-19 14:44:22,467 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,467 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:44:22,467 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:44:22,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-19 14:44:22,467 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 70 more)] === [2021-10-19 14:44:22,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:44:22,468 INFO L82 PathProgramCache]: Analyzing trace with hash 1039931028, now seen corresponding path program 1 times [2021-10-19 14:44:22,468 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:44:22,468 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811817247] [2021-10-19 14:44:22,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:44:22,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:44:22,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:44:22,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:44:22,515 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:44:22,516 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811817247] [2021-10-19 14:44:22,516 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811817247] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:44:22,516 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:44:22,516 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:44:22,516 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147143087] [2021-10-19 14:44:22,516 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:44:22,517 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:44:22,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:44:22,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:44:22,519 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 220 [2021-10-19 14:44:22,520 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 163 transitions, 334 flow. Second operand has 3 states, 3 states have (on average 179.33333333333334) internal successors, (538), 3 states have internal predecessors, (538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,520 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:44:22,520 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 220 [2021-10-19 14:44:22,520 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:44:22,547 INFO L129 PetriNetUnfolder]: 8/180 cut-off events. [2021-10-19 14:44:22,547 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:44:22,547 INFO L84 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 180 events. 8/180 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 145 event pairs, 2 based on Foata normal form. 0/159 useless extension candidates. Maximal degree in co-relation 157. Up to 13 conditions per place. [2021-10-19 14:44:22,548 INFO L132 encePairwiseOnDemand]: 217/220 looper letters, 7 selfloop transitions, 2 changer transitions 0/162 dead transitions. [2021-10-19 14:44:22,548 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 165 places, 162 transitions, 350 flow [2021-10-19 14:44:22,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:44:22,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:44:22,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 544 transitions. [2021-10-19 14:44:22,549 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8242424242424242 [2021-10-19 14:44:22,549 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 544 transitions. [2021-10-19 14:44:22,549 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 544 transitions. [2021-10-19 14:44:22,550 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:44:22,550 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 544 transitions. [2021-10-19 14:44:22,550 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 181.33333333333334) internal successors, (544), 3 states have internal predecessors, (544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,551 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,552 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,552 INFO L186 Difference]: Start difference. First operand has 164 places, 163 transitions, 334 flow. Second operand 3 states and 544 transitions. [2021-10-19 14:44:22,552 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 165 places, 162 transitions, 350 flow [2021-10-19 14:44:22,553 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 162 transitions, 349 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-10-19 14:44:22,555 INFO L242 Difference]: Finished difference. Result has 164 places, 162 transitions, 335 flow [2021-10-19 14:44:22,555 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=331, PETRI_DIFFERENCE_MINUEND_PLACES=162, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=162, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=160, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=335, PETRI_PLACES=164, PETRI_TRANSITIONS=162} [2021-10-19 14:44:22,555 INFO L334 CegarLoopForPetriNet]: 201 programPoint places, -37 predicate places. [2021-10-19 14:44:22,555 INFO L470 AbstractCegarLoop]: Abstraction has has 164 places, 162 transitions, 335 flow [2021-10-19 14:44:22,556 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 179.33333333333334) internal successors, (538), 3 states have internal predecessors, (538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,556 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:44:22,556 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:44:22,556 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-19 14:44:22,556 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 70 more)] === [2021-10-19 14:44:22,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:44:22,556 INFO L82 PathProgramCache]: Analyzing trace with hash 986866787, now seen corresponding path program 1 times [2021-10-19 14:44:22,556 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:44:22,556 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692675366] [2021-10-19 14:44:22,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:44:22,557 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:44:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:44:22,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:44:22,594 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:44:22,594 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692675366] [2021-10-19 14:44:22,594 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692675366] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:44:22,594 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:44:22,594 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:44:22,595 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883564514] [2021-10-19 14:44:22,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:44:22,595 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:44:22,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:44:22,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:44:22,596 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 220 [2021-10-19 14:44:22,597 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 162 transitions, 335 flow. Second operand has 3 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,597 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:44:22,597 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 220 [2021-10-19 14:44:22,597 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:44:22,613 INFO L129 PetriNetUnfolder]: 5/159 cut-off events. [2021-10-19 14:44:22,613 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:44:22,613 INFO L84 FinitePrefix]: Finished finitePrefix Result has 176 conditions, 159 events. 5/159 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 81 event pairs, 0 based on Foata normal form. 0/146 useless extension candidates. Maximal degree in co-relation 131. Up to 6 conditions per place. [2021-10-19 14:44:22,614 INFO L132 encePairwiseOnDemand]: 216/220 looper letters, 7 selfloop transitions, 1 changer transitions 0/159 dead transitions. [2021-10-19 14:44:22,614 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 159 transitions, 345 flow [2021-10-19 14:44:22,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:44:22,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:44:22,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 539 transitions. [2021-10-19 14:44:22,615 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8166666666666667 [2021-10-19 14:44:22,615 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 539 transitions. [2021-10-19 14:44:22,615 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 539 transitions. [2021-10-19 14:44:22,615 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:44:22,616 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 539 transitions. [2021-10-19 14:44:22,616 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 179.66666666666666) internal successors, (539), 3 states have internal predecessors, (539), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,617 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,618 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,618 INFO L186 Difference]: Start difference. First operand has 164 places, 162 transitions, 335 flow. Second operand 3 states and 539 transitions. [2021-10-19 14:44:22,618 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 159 transitions, 345 flow [2021-10-19 14:44:22,619 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 161 places, 159 transitions, 341 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:44:22,620 INFO L242 Difference]: Finished difference. Result has 161 places, 159 transitions, 327 flow [2021-10-19 14:44:22,621 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=325, PETRI_DIFFERENCE_MINUEND_PLACES=159, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=159, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=158, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=327, PETRI_PLACES=161, PETRI_TRANSITIONS=159} [2021-10-19 14:44:22,621 INFO L334 CegarLoopForPetriNet]: 201 programPoint places, -40 predicate places. [2021-10-19 14:44:22,621 INFO L470 AbstractCegarLoop]: Abstraction has has 161 places, 159 transitions, 327 flow [2021-10-19 14:44:22,621 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,622 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:44:22,622 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:44:22,622 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-19 14:44:22,622 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 70 more)] === [2021-10-19 14:44:22,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:44:22,622 INFO L82 PathProgramCache]: Analyzing trace with hash 166757318, now seen corresponding path program 1 times [2021-10-19 14:44:22,622 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:44:22,622 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351474848] [2021-10-19 14:44:22,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:44:22,623 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:44:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:44:22,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:44:22,638 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:44:22,638 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351474848] [2021-10-19 14:44:22,638 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351474848] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:44:22,639 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:44:22,639 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:44:22,639 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734198226] [2021-10-19 14:44:22,639 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:44:22,639 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:44:22,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:44:22,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:44:22,644 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 220 [2021-10-19 14:44:22,645 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 161 places, 159 transitions, 327 flow. Second operand has 3 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,645 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:44:22,645 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 220 [2021-10-19 14:44:22,645 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:44:22,674 INFO L129 PetriNetUnfolder]: 22/241 cut-off events. [2021-10-19 14:44:22,674 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:44:22,675 INFO L84 FinitePrefix]: Finished finitePrefix Result has 284 conditions, 241 events. 22/241 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 421 event pairs, 9 based on Foata normal form. 0/209 useless extension candidates. Maximal degree in co-relation 240. Up to 34 conditions per place. [2021-10-19 14:44:22,676 INFO L132 encePairwiseOnDemand]: 217/220 looper letters, 9 selfloop transitions, 2 changer transitions 0/158 dead transitions. [2021-10-19 14:44:22,676 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 158 transitions, 347 flow [2021-10-19 14:44:22,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:44:22,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:44:22,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 540 transitions. [2021-10-19 14:44:22,677 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8181818181818182 [2021-10-19 14:44:22,677 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 540 transitions. [2021-10-19 14:44:22,677 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 540 transitions. [2021-10-19 14:44:22,677 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:44:22,677 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 540 transitions. [2021-10-19 14:44:22,678 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 180.0) internal successors, (540), 3 states have internal predecessors, (540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,679 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,680 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,680 INFO L186 Difference]: Start difference. First operand has 161 places, 159 transitions, 327 flow. Second operand 3 states and 540 transitions. [2021-10-19 14:44:22,680 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 158 transitions, 347 flow [2021-10-19 14:44:22,681 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 161 places, 158 transitions, 346 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-10-19 14:44:22,682 INFO L242 Difference]: Finished difference. Result has 161 places, 158 transitions, 328 flow [2021-10-19 14:44:22,682 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=324, PETRI_DIFFERENCE_MINUEND_PLACES=159, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=158, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=156, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=328, PETRI_PLACES=161, PETRI_TRANSITIONS=158} [2021-10-19 14:44:22,682 INFO L334 CegarLoopForPetriNet]: 201 programPoint places, -40 predicate places. [2021-10-19 14:44:22,683 INFO L470 AbstractCegarLoop]: Abstraction has has 161 places, 158 transitions, 328 flow [2021-10-19 14:44:22,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,683 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:44:22,683 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:44:22,683 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-19 14:44:22,683 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 70 more)] === [2021-10-19 14:44:22,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:44:22,684 INFO L82 PathProgramCache]: Analyzing trace with hash -1409211884, now seen corresponding path program 1 times [2021-10-19 14:44:22,684 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:44:22,684 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245702218] [2021-10-19 14:44:22,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:44:22,684 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:44:22,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:44:22,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:44:22,700 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:44:22,700 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245702218] [2021-10-19 14:44:22,700 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [245702218] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:44:22,700 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:44:22,700 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:44:22,700 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33615533] [2021-10-19 14:44:22,701 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:44:22,701 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:44:22,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:44:22,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:44:22,702 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 220 [2021-10-19 14:44:22,702 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 161 places, 158 transitions, 328 flow. Second operand has 3 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,702 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:44:22,702 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 220 [2021-10-19 14:44:22,702 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:44:22,742 INFO L129 PetriNetUnfolder]: 5/155 cut-off events. [2021-10-19 14:44:22,742 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:44:22,743 INFO L84 FinitePrefix]: Finished finitePrefix Result has 172 conditions, 155 events. 5/155 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 75 event pairs, 0 based on Foata normal form. 1/146 useless extension candidates. Maximal degree in co-relation 127. Up to 5 conditions per place. [2021-10-19 14:44:22,743 INFO L132 encePairwiseOnDemand]: 216/220 looper letters, 5 selfloop transitions, 1 changer transitions 6/155 dead transitions. [2021-10-19 14:44:22,743 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 160 places, 155 transitions, 336 flow [2021-10-19 14:44:22,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:44:22,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:44:22,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 538 transitions. [2021-10-19 14:44:22,744 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8151515151515152 [2021-10-19 14:44:22,744 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 538 transitions. [2021-10-19 14:44:22,744 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 538 transitions. [2021-10-19 14:44:22,745 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:44:22,745 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 538 transitions. [2021-10-19 14:44:22,746 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 179.33333333333334) internal successors, (538), 3 states have internal predecessors, (538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,746 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,747 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,747 INFO L186 Difference]: Start difference. First operand has 161 places, 158 transitions, 328 flow. Second operand 3 states and 538 transitions. [2021-10-19 14:44:22,747 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 160 places, 155 transitions, 336 flow [2021-10-19 14:44:22,748 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 158 places, 155 transitions, 332 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:44:22,749 INFO L242 Difference]: Finished difference. Result has 158 places, 149 transitions, 308 flow [2021-10-19 14:44:22,749 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=318, PETRI_DIFFERENCE_MINUEND_PLACES=156, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=155, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=154, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=308, PETRI_PLACES=158, PETRI_TRANSITIONS=149} [2021-10-19 14:44:22,749 INFO L334 CegarLoopForPetriNet]: 201 programPoint places, -43 predicate places. [2021-10-19 14:44:22,749 INFO L470 AbstractCegarLoop]: Abstraction has has 158 places, 149 transitions, 308 flow [2021-10-19 14:44:22,750 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,750 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:44:22,750 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:44:22,750 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-19 14:44:22,750 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 70 more)] === [2021-10-19 14:44:22,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:44:22,750 INFO L82 PathProgramCache]: Analyzing trace with hash -1528554393, now seen corresponding path program 1 times [2021-10-19 14:44:22,750 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:44:22,751 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326602803] [2021-10-19 14:44:22,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:44:22,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:44:22,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:44:22,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:44:22,781 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:44:22,781 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326602803] [2021-10-19 14:44:22,781 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326602803] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:44:22,781 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:44:22,781 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:44:22,781 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231971451] [2021-10-19 14:44:22,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:44:22,782 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:44:22,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:44:22,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:44:22,784 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 175 out of 220 [2021-10-19 14:44:22,784 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 158 places, 149 transitions, 308 flow. Second operand has 3 states, 3 states have (on average 176.33333333333334) internal successors, (529), 3 states have internal predecessors, (529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,784 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:44:22,784 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 175 of 220 [2021-10-19 14:44:22,784 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:44:22,822 INFO L129 PetriNetUnfolder]: 27/257 cut-off events. [2021-10-19 14:44:22,822 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:44:22,822 INFO L84 FinitePrefix]: Finished finitePrefix Result has 307 conditions, 257 events. 27/257 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 531 event pairs, 9 based on Foata normal form. 0/224 useless extension candidates. Maximal degree in co-relation 263. Up to 40 conditions per place. [2021-10-19 14:44:22,823 INFO L132 encePairwiseOnDemand]: 217/220 looper letters, 10 selfloop transitions, 2 changer transitions 0/148 dead transitions. [2021-10-19 14:44:22,823 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 153 places, 148 transitions, 330 flow [2021-10-19 14:44:22,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:44:22,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:44:22,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 538 transitions. [2021-10-19 14:44:22,825 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8151515151515152 [2021-10-19 14:44:22,825 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 538 transitions. [2021-10-19 14:44:22,825 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 538 transitions. [2021-10-19 14:44:22,825 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:44:22,825 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 538 transitions. [2021-10-19 14:44:22,826 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 179.33333333333334) internal successors, (538), 3 states have internal predecessors, (538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,827 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,827 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,827 INFO L186 Difference]: Start difference. First operand has 158 places, 149 transitions, 308 flow. Second operand 3 states and 538 transitions. [2021-10-19 14:44:22,827 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 153 places, 148 transitions, 330 flow [2021-10-19 14:44:22,828 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 152 places, 148 transitions, 329 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-10-19 14:44:22,829 INFO L242 Difference]: Finished difference. Result has 152 places, 148 transitions, 309 flow [2021-10-19 14:44:22,829 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=305, PETRI_DIFFERENCE_MINUEND_PLACES=150, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=148, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=146, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=309, PETRI_PLACES=152, PETRI_TRANSITIONS=148} [2021-10-19 14:44:22,829 INFO L334 CegarLoopForPetriNet]: 201 programPoint places, -49 predicate places. [2021-10-19 14:44:22,830 INFO L470 AbstractCegarLoop]: Abstraction has has 152 places, 148 transitions, 309 flow [2021-10-19 14:44:22,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 176.33333333333334) internal successors, (529), 3 states have internal predecessors, (529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,830 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:44:22,830 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:44:22,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-19 14:44:22,830 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 70 more)] === [2021-10-19 14:44:22,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:44:22,831 INFO L82 PathProgramCache]: Analyzing trace with hash -1300007438, now seen corresponding path program 1 times [2021-10-19 14:44:22,831 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:44:22,831 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905820041] [2021-10-19 14:44:22,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:44:22,831 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:44:22,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:44:22,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:44:22,937 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:44:22,937 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905820041] [2021-10-19 14:44:22,937 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905820041] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:44:22,937 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:44:22,937 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-19 14:44:22,937 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058131855] [2021-10-19 14:44:22,938 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-19 14:44:22,938 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:44:22,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-19 14:44:22,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-19 14:44:22,941 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 164 out of 220 [2021-10-19 14:44:22,942 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 152 places, 148 transitions, 309 flow. Second operand has 6 states, 6 states have (on average 165.5) internal successors, (993), 6 states have internal predecessors, (993), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:22,942 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:44:22,942 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 164 of 220 [2021-10-19 14:44:22,942 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:44:22,997 INFO L129 PetriNetUnfolder]: 5/147 cut-off events. [2021-10-19 14:44:22,998 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:44:22,998 INFO L84 FinitePrefix]: Finished finitePrefix Result has 179 conditions, 147 events. 5/147 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 71 event pairs, 0 based on Foata normal form. 0/140 useless extension candidates. Maximal degree in co-relation 134. Up to 14 conditions per place. [2021-10-19 14:44:22,998 INFO L132 encePairwiseOnDemand]: 215/220 looper letters, 17 selfloop transitions, 4 changer transitions 0/147 dead transitions. [2021-10-19 14:44:22,998 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 156 places, 147 transitions, 349 flow [2021-10-19 14:44:22,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-19 14:44:22,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-10-19 14:44:23,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1006 transitions. [2021-10-19 14:44:23,001 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7621212121212121 [2021-10-19 14:44:23,001 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1006 transitions. [2021-10-19 14:44:23,001 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1006 transitions. [2021-10-19 14:44:23,001 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:44:23,001 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1006 transitions. [2021-10-19 14:44:23,003 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 167.66666666666666) internal successors, (1006), 6 states have internal predecessors, (1006), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:23,005 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 220.0) internal successors, (1540), 7 states have internal predecessors, (1540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:23,006 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 220.0) internal successors, (1540), 7 states have internal predecessors, (1540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:23,006 INFO L186 Difference]: Start difference. First operand has 152 places, 148 transitions, 309 flow. Second operand 6 states and 1006 transitions. [2021-10-19 14:44:23,006 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 156 places, 147 transitions, 349 flow [2021-10-19 14:44:23,007 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 154 places, 147 transitions, 345 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:44:23,008 INFO L242 Difference]: Finished difference. Result has 154 places, 147 transitions, 311 flow [2021-10-19 14:44:23,009 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=303, PETRI_DIFFERENCE_MINUEND_PLACES=149, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=147, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=143, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=311, PETRI_PLACES=154, PETRI_TRANSITIONS=147} [2021-10-19 14:44:23,009 INFO L334 CegarLoopForPetriNet]: 201 programPoint places, -47 predicate places. [2021-10-19 14:44:23,009 INFO L470 AbstractCegarLoop]: Abstraction has has 154 places, 147 transitions, 311 flow [2021-10-19 14:44:23,009 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 165.5) internal successors, (993), 6 states have internal predecessors, (993), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:23,009 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:44:23,009 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:44:23,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-19 14:44:23,010 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 70 more)] === [2021-10-19 14:44:23,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:44:23,011 INFO L82 PathProgramCache]: Analyzing trace with hash 208221415, now seen corresponding path program 1 times [2021-10-19 14:44:23,011 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:44:23,011 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005825635] [2021-10-19 14:44:23,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:44:23,012 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:44:23,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:44:23,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:44:23,099 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:44:23,099 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005825635] [2021-10-19 14:44:23,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005825635] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:44:23,100 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:44:23,100 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-19 14:44:23,100 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784843963] [2021-10-19 14:44:23,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-19 14:44:23,100 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:44:23,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-19 14:44:23,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-19 14:44:23,101 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 164 out of 220 [2021-10-19 14:44:23,102 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 154 places, 147 transitions, 311 flow. Second operand has 6 states, 6 states have (on average 166.33333333333334) internal successors, (998), 6 states have internal predecessors, (998), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:23,102 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:44:23,102 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 164 of 220 [2021-10-19 14:44:23,102 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:44:23,142 INFO L129 PetriNetUnfolder]: 5/146 cut-off events. [2021-10-19 14:44:23,142 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-10-19 14:44:23,143 INFO L84 FinitePrefix]: Finished finitePrefix Result has 179 conditions, 146 events. 5/146 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 70 event pairs, 0 based on Foata normal form. 0/140 useless extension candidates. Maximal degree in co-relation 134. Up to 10 conditions per place. [2021-10-19 14:44:23,143 INFO L132 encePairwiseOnDemand]: 215/220 looper letters, 16 selfloop transitions, 4 changer transitions 0/146 dead transitions. [2021-10-19 14:44:23,143 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 146 transitions, 349 flow [2021-10-19 14:44:23,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-19 14:44:23,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-10-19 14:44:23,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1005 transitions. [2021-10-19 14:44:23,145 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7613636363636364 [2021-10-19 14:44:23,145 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1005 transitions. [2021-10-19 14:44:23,145 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1005 transitions. [2021-10-19 14:44:23,146 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:44:23,146 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1005 transitions. [2021-10-19 14:44:23,147 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 167.5) internal successors, (1005), 6 states have internal predecessors, (1005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:23,148 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 220.0) internal successors, (1540), 7 states have internal predecessors, (1540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:23,149 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 220.0) internal successors, (1540), 7 states have internal predecessors, (1540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:23,149 INFO L186 Difference]: Start difference. First operand has 154 places, 147 transitions, 311 flow. Second operand 6 states and 1005 transitions. [2021-10-19 14:44:23,149 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 158 places, 146 transitions, 349 flow [2021-10-19 14:44:23,150 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 154 places, 146 transitions, 342 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-10-19 14:44:23,151 INFO L242 Difference]: Finished difference. Result has 154 places, 146 transitions, 310 flow [2021-10-19 14:44:23,151 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=302, PETRI_DIFFERENCE_MINUEND_PLACES=149, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=146, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=142, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=310, PETRI_PLACES=154, PETRI_TRANSITIONS=146} [2021-10-19 14:44:23,151 INFO L334 CegarLoopForPetriNet]: 201 programPoint places, -47 predicate places. [2021-10-19 14:44:23,151 INFO L470 AbstractCegarLoop]: Abstraction has has 154 places, 146 transitions, 310 flow [2021-10-19 14:44:23,152 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 166.33333333333334) internal successors, (998), 6 states have internal predecessors, (998), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:23,152 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:44:23,152 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:44:23,152 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-19 14:44:23,152 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 70 more)] === [2021-10-19 14:44:23,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:44:23,153 INFO L82 PathProgramCache]: Analyzing trace with hash 2123976114, now seen corresponding path program 1 times [2021-10-19 14:44:23,153 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:44:23,153 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6479573] [2021-10-19 14:44:23,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:44:23,153 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:44:23,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:44:23,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:44:23,224 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:44:23,225 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6479573] [2021-10-19 14:44:23,225 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6479573] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:44:23,225 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:44:23,225 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-19 14:44:23,225 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35677822] [2021-10-19 14:44:23,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-19 14:44:23,225 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:44:23,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-19 14:44:23,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-19 14:44:23,226 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 164 out of 220 [2021-10-19 14:44:23,227 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 154 places, 146 transitions, 310 flow. Second operand has 6 states, 6 states have (on average 167.16666666666666) internal successors, (1003), 6 states have internal predecessors, (1003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:23,227 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:44:23,227 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 164 of 220 [2021-10-19 14:44:23,227 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:44:23,279 INFO L129 PetriNetUnfolder]: 5/145 cut-off events. [2021-10-19 14:44:23,279 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-10-19 14:44:23,279 INFO L84 FinitePrefix]: Finished finitePrefix Result has 178 conditions, 145 events. 5/145 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 68 event pairs, 0 based on Foata normal form. 0/140 useless extension candidates. Maximal degree in co-relation 143. Up to 15 conditions per place. [2021-10-19 14:44:23,280 INFO L132 encePairwiseOnDemand]: 215/220 looper letters, 15 selfloop transitions, 4 changer transitions 0/145 dead transitions. [2021-10-19 14:44:23,280 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 145 transitions, 346 flow [2021-10-19 14:44:23,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-19 14:44:23,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-10-19 14:44:23,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1004 transitions. [2021-10-19 14:44:23,282 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7606060606060606 [2021-10-19 14:44:23,282 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1004 transitions. [2021-10-19 14:44:23,282 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1004 transitions. [2021-10-19 14:44:23,282 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:44:23,282 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1004 transitions. [2021-10-19 14:44:23,284 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 167.33333333333334) internal successors, (1004), 6 states have internal predecessors, (1004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:23,296 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 220.0) internal successors, (1540), 7 states have internal predecessors, (1540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:23,298 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 220.0) internal successors, (1540), 7 states have internal predecessors, (1540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:23,298 INFO L186 Difference]: Start difference. First operand has 154 places, 146 transitions, 310 flow. Second operand 6 states and 1004 transitions. [2021-10-19 14:44:23,298 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 158 places, 145 transitions, 346 flow [2021-10-19 14:44:23,298 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 154 places, 145 transitions, 339 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-10-19 14:44:23,303 INFO L242 Difference]: Finished difference. Result has 154 places, 145 transitions, 309 flow [2021-10-19 14:44:23,303 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=301, PETRI_DIFFERENCE_MINUEND_PLACES=149, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=145, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=141, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=309, PETRI_PLACES=154, PETRI_TRANSITIONS=145} [2021-10-19 14:44:23,303 INFO L334 CegarLoopForPetriNet]: 201 programPoint places, -47 predicate places. [2021-10-19 14:44:23,303 INFO L470 AbstractCegarLoop]: Abstraction has has 154 places, 145 transitions, 309 flow [2021-10-19 14:44:23,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 167.16666666666666) internal successors, (1003), 6 states have internal predecessors, (1003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:23,304 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:44:23,304 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:44:23,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-19 14:44:23,305 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 70 more)] === [2021-10-19 14:44:23,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:44:23,305 INFO L82 PathProgramCache]: Analyzing trace with hash 2102502768, now seen corresponding path program 1 times [2021-10-19 14:44:23,305 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:44:23,305 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441459733] [2021-10-19 14:44:23,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:44:23,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:44:23,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:44:23,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:44:23,348 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:44:23,348 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441459733] [2021-10-19 14:44:23,348 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441459733] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:44:23,348 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:44:23,348 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:44:23,349 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944391227] [2021-10-19 14:44:23,349 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:44:23,349 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:44:23,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:44:23,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:44:23,353 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 184 out of 220 [2021-10-19 14:44:23,353 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 154 places, 145 transitions, 309 flow. Second operand has 3 states, 3 states have (on average 184.66666666666666) internal successors, (554), 3 states have internal predecessors, (554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:23,354 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:44:23,354 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 184 of 220 [2021-10-19 14:44:23,354 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:44:23,361 INFO L129 PetriNetUnfolder]: 5/144 cut-off events. [2021-10-19 14:44:23,361 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:44:23,363 INFO L84 FinitePrefix]: Finished finitePrefix Result has 161 conditions, 144 events. 5/144 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 68 event pairs, 0 based on Foata normal form. 1/140 useless extension candidates. Maximal degree in co-relation 153. Up to 2 conditions per place. [2021-10-19 14:44:23,363 INFO L132 encePairwiseOnDemand]: 218/220 looper letters, 0 selfloop transitions, 0 changer transitions 144/144 dead transitions. [2021-10-19 14:44:23,363 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 155 places, 144 transitions, 311 flow [2021-10-19 14:44:23,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:44:23,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:44:23,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 555 transitions. [2021-10-19 14:44:23,365 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8409090909090909 [2021-10-19 14:44:23,365 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 555 transitions. [2021-10-19 14:44:23,365 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 555 transitions. [2021-10-19 14:44:23,365 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:44:23,365 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 555 transitions. [2021-10-19 14:44:23,366 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 185.0) internal successors, (555), 3 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:23,367 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:23,368 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:23,368 INFO L186 Difference]: Start difference. First operand has 154 places, 145 transitions, 309 flow. Second operand 3 states and 555 transitions. [2021-10-19 14:44:23,368 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 155 places, 144 transitions, 311 flow [2021-10-19 14:44:23,369 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 151 places, 144 transitions, 304 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-10-19 14:44:23,370 INFO L242 Difference]: Finished difference. Result has 151 places, 0 transitions, 0 flow [2021-10-19 14:44:23,370 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=300, PETRI_DIFFERENCE_MINUEND_PLACES=149, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=144, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=144, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=151, PETRI_TRANSITIONS=0} [2021-10-19 14:44:23,370 INFO L334 CegarLoopForPetriNet]: 201 programPoint places, -50 predicate places. [2021-10-19 14:44:23,370 INFO L470 AbstractCegarLoop]: Abstraction has has 151 places, 0 transitions, 0 flow [2021-10-19 14:44:23,371 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 184.66666666666666) internal successors, (554), 3 states have internal predecessors, (554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:44:23,372 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,373 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,373 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,373 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,373 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,373 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,373 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,373 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,373 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,373 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,373 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,374 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,374 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,374 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,374 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,374 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,374 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,374 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,374 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,374 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,374 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,374 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,374 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,379 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,379 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,379 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,379 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,379 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,379 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,379 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,380 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,380 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,380 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,380 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,380 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,380 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,380 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,380 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,380 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,380 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,380 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,380 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,380 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,380 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,381 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,381 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-19 14:44:23,381 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-19 14:44:23,381 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-19 14:44:23,381 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,381 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,381 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,381 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,381 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,381 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,381 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,381 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,381 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,381 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,382 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,382 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,382 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,382 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,382 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,382 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,382 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,382 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,382 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,382 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,382 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,382 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,382 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,382 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,383 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,383 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:44:23,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-19 14:44:23,387 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-19 14:44:23,388 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-19 14:44:23,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 02:44:23 BasicIcfg [2021-10-19 14:44:23,389 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-19 14:44:23,390 INFO L168 Benchmark]: Toolchain (without parser) took 2849.20 ms. Allocated memory was 165.7 MB in the beginning and 216.0 MB in the end (delta: 50.3 MB). Free memory was 115.2 MB in the beginning and 161.0 MB in the end (delta: -45.8 MB). Peak memory consumption was 5.3 MB. Max. memory is 8.0 GB. [2021-10-19 14:44:23,390 INFO L168 Benchmark]: CDTParser took 0.70 ms. Allocated memory is still 165.7 MB. Free memory was 131.8 MB in the beginning and 131.7 MB in the end (delta: 136.4 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-10-19 14:44:23,391 INFO L168 Benchmark]: CACSL2BoogieTranslator took 266.60 ms. Allocated memory is still 165.7 MB. Free memory was 114.9 MB in the beginning and 140.6 MB in the end (delta: -25.7 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-10-19 14:44:23,391 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.33 ms. Allocated memory is still 165.7 MB. Free memory was 140.6 MB in the beginning and 138.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-19 14:44:23,391 INFO L168 Benchmark]: Boogie Preprocessor took 32.23 ms. Allocated memory is still 165.7 MB. Free memory was 138.0 MB in the beginning and 136.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-19 14:44:23,391 INFO L168 Benchmark]: RCFGBuilder took 812.14 ms. Allocated memory is still 165.7 MB. Free memory was 136.4 MB in the beginning and 91.8 MB in the end (delta: 44.6 MB). Peak memory consumption was 45.1 MB. Max. memory is 8.0 GB. [2021-10-19 14:44:23,391 INFO L168 Benchmark]: TraceAbstraction took 1674.96 ms. Allocated memory was 165.7 MB in the beginning and 216.0 MB in the end (delta: 50.3 MB). Free memory was 91.3 MB in the beginning and 161.0 MB in the end (delta: -69.7 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-10-19 14:44:23,392 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70 ms. Allocated memory is still 165.7 MB. Free memory was 131.8 MB in the beginning and 131.7 MB in the end (delta: 136.4 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 266.60 ms. Allocated memory is still 165.7 MB. Free memory was 114.9 MB in the beginning and 140.6 MB in the end (delta: -25.7 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 53.33 ms. Allocated memory is still 165.7 MB. Free memory was 140.6 MB in the beginning and 138.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 32.23 ms. Allocated memory is still 165.7 MB. Free memory was 138.0 MB in the beginning and 136.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 812.14 ms. Allocated memory is still 165.7 MB. Free memory was 136.4 MB in the beginning and 91.8 MB in the end (delta: 44.6 MB). Peak memory consumption was 45.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1674.96 ms. Allocated memory was 165.7 MB in the beginning and 216.0 MB in the end (delta: 50.3 MB). Free memory was 91.3 MB in the beginning and 161.0 MB in the end (delta: -69.7 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 42]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 42]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 42]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 262 locations, 74 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 6.4ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 1567.9ms, OverallIterations: 13, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 696.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 60.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 114 SDtfs, 33 SDslu, 0 SDs, 0 SdLazy, 208 SolverSat, 53 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 147.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 92.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=418occurred in iteration=0, InterpolantAutomatonStates: 48, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 33.3ms SsaConstructionTime, 142.5ms SatisfiabilityAnalysisTime, 442.3ms InterpolantComputationTime, 832 NumberOfCodeBlocks, 832 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 819 ConstructedInterpolants, 0 QuantifiedInterpolants, 1172 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 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 - AllSpecificationsHoldResult: All specifications hold 45 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-19 14:44:23,417 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...