/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/parallel-lamport.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-5b77e9fc37942d960732eb3788a90132329d3bc4-5b77e9f [2021-10-19 14:41:08,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-19 14:41:08,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-19 14:41:08,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-10-19 14:41:08,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-19 14:41:08,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-19 14:41:08,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-19 14:41:08,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-19 14:41:08,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-19 14:41:08,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-19 14:41:08,220 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-19 14:41:08,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-19 14:41:08,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-19 14:41:08,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-19 14:41:08,227 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-19 14:41:08,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-19 14:41:08,232 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-10-19 14:41:08,237 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-19 14:41:08,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-19 14:41:08,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-19 14:41:08,239 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 14:41:08,264 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-19 14:41:08,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-19 14:41:08,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-19 14:41:08,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-19 14:41:08,265 INFO L138 SettingsManager]: * Use SBE=true [2021-10-19 14:41:08,265 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-19 14:41:08,265 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-19 14:41:08,265 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-19 14:41:08,266 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-19 14:41:08,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-19 14:41:08,266 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-19 14:41:08,266 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-19 14:41:08,266 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-19 14:41:08,267 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-19 14:41:08,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-19 14:41:08,267 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-19 14:41:08,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-19 14:41:08,267 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-19 14:41:08,267 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-19 14:41:08,267 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-19 14:41:08,267 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-19 14:41:08,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-19 14:41:08,267 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-19 14:41:08,267 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-19 14:41:08,267 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-19 14:41:08,268 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-19 14:41:08,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-19 14:41:08,268 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-19 14:41:08,268 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-19 14:41:08,268 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2021-10-19 14:41:08,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-19 14:41:08,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-19 14:41:08,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-19 14:41:08,465 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-19 14:41:08,466 INFO L275 PluginConnector]: CDTParser initialized [2021-10-19 14:41:08,466 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-lamport.wvr.c [2021-10-19 14:41:08,532 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0eb288d99/33cac38d264544bc9556d6f9df020dd5/FLAG3c8a8b3f1 [2021-10-19 14:41:08,865 INFO L306 CDTParser]: Found 1 translation units. [2021-10-19 14:41:08,865 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-lamport.wvr.c [2021-10-19 14:41:08,870 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0eb288d99/33cac38d264544bc9556d6f9df020dd5/FLAG3c8a8b3f1 [2021-10-19 14:41:09,299 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0eb288d99/33cac38d264544bc9556d6f9df020dd5 [2021-10-19 14:41:09,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-19 14:41:09,301 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-19 14:41:09,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-19 14:41:09,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-19 14:41:09,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-19 14:41:09,317 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 02:41:09" (1/1) ... [2021-10-19 14:41:09,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a29e901 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:41:09, skipping insertion in model container [2021-10-19 14:41:09,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 02:41:09" (1/1) ... [2021-10-19 14:41:09,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-19 14:41:09,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-19 14:41:09,480 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/parallel-lamport.wvr.c[4210,4223] [2021-10-19 14:41:09,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-19 14:41:09,491 INFO L203 MainTranslator]: Completed pre-run [2021-10-19 14:41:09,521 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/parallel-lamport.wvr.c[4210,4223] [2021-10-19 14:41:09,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-19 14:41:09,534 INFO L208 MainTranslator]: Completed translation [2021-10-19 14:41:09,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:41:09 WrapperNode [2021-10-19 14:41:09,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-19 14:41:09,535 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-19 14:41:09,535 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-19 14:41:09,535 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-19 14:41:09,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:41:09" (1/1) ... [2021-10-19 14:41:09,551 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:41:09" (1/1) ... [2021-10-19 14:41:09,586 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-19 14:41:09,586 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-19 14:41:09,586 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-19 14:41:09,587 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-19 14:41:09,592 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:41:09" (1/1) ... [2021-10-19 14:41:09,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:41:09" (1/1) ... [2021-10-19 14:41:09,596 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:41:09" (1/1) ... [2021-10-19 14:41:09,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:41:09" (1/1) ... [2021-10-19 14:41:09,619 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:41:09" (1/1) ... [2021-10-19 14:41:09,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:41:09" (1/1) ... [2021-10-19 14:41:09,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:41:09" (1/1) ... [2021-10-19 14:41:09,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-19 14:41:09,633 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-19 14:41:09,633 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-19 14:41:09,633 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-19 14:41:09,635 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:41:09" (1/1) ... [2021-10-19 14:41:09,641 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-19 14:41:09,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-19 14:41:09,673 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 14:41:09,680 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 14:41:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-19 14:41:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-19 14:41:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-19 14:41:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-19 14:41:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-19 14:41:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-19 14:41:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-19 14:41:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-19 14:41:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-19 14:41:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-19 14:41:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-19 14:41:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-19 14:41:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-19 14:41:09,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-19 14:41:09,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-19 14:41:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-19 14:41:09,706 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 14:41:10,688 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-19 14:41:10,688 INFO L299 CfgBuilder]: Removed 31 assume(true) statements. [2021-10-19 14:41:10,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:41:10 BoogieIcfgContainer [2021-10-19 14:41:10,691 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-19 14:41:10,692 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-19 14:41:10,692 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-19 14:41:10,695 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-19 14:41:10,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 02:41:09" (1/3) ... [2021-10-19 14:41:10,696 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7543c002 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 02:41:10, skipping insertion in model container [2021-10-19 14:41:10,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:41:09" (2/3) ... [2021-10-19 14:41:10,696 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7543c002 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 02:41:10, skipping insertion in model container [2021-10-19 14:41:10,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:41:10" (3/3) ... [2021-10-19 14:41:10,697 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-lamport.wvr.c [2021-10-19 14:41:10,701 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-19 14:41:10,701 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 75 error locations. [2021-10-19 14:41:10,701 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-19 14:41:10,752 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,752 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,753 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,753 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,753 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,753 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,753 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,753 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,753 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,753 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,753 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,754 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,754 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,754 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,754 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,754 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,754 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,754 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,754 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,754 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,755 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,755 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,755 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,755 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,755 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,755 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,755 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,755 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,756 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,756 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,756 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,757 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,757 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,757 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,757 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,757 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,757 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,757 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,758 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,758 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,758 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,758 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,758 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,758 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,758 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,759 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,763 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,763 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,763 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,763 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,763 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,764 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,764 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,764 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,764 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,764 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,764 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,765 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,765 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,765 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,765 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,765 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,766 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,766 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,766 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,766 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,767 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,767 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,767 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,767 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,767 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,768 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,768 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,768 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,768 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,768 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,768 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,768 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,768 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,769 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,769 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,769 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,769 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,769 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,769 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,769 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,769 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,769 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,769 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,770 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,770 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,770 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,771 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,771 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,772 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,773 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,774 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,774 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,778 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,779 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,779 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,779 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,779 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,779 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,779 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,779 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,780 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,780 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,780 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,780 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,780 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,780 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,780 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,781 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,781 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,781 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,781 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,781 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,781 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,781 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,781 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,782 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,782 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,782 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,783 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,783 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,783 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,783 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,783 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,805 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,806 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,806 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,809 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,809 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,809 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,809 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,809 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,809 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,809 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,809 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,810 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,816 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,816 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,816 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,816 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,816 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,817 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,817 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,817 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,817 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,817 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,817 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,817 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,817 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,817 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,817 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,817 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,818 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,820 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,820 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,820 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,820 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,820 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,820 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,820 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,820 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,821 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,821 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,821 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,821 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,821 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,821 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,823 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,823 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,823 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,823 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,823 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,823 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,823 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,824 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,824 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,824 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,824 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,824 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,824 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,824 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,825 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,825 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,825 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,826 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,826 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,826 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,826 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,826 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,826 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:41:10,830 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-10-19 14:41:10,871 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-19 14:41:10,875 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 14:41:10,875 INFO L340 AbstractCegarLoop]: Starting to check reachability of 129 error locations. [2021-10-19 14:41:10,895 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 337 places, 335 transitions, 694 flow [2021-10-19 14:41:10,993 INFO L129 PetriNetUnfolder]: 8/332 cut-off events. [2021-10-19 14:41:10,993 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-10-19 14:41:10,997 INFO L84 FinitePrefix]: Finished finitePrefix Result has 345 conditions, 332 events. 8/332 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 450 event pairs, 0 based on Foata normal form. 0/249 useless extension candidates. Maximal degree in co-relation 268. Up to 2 conditions per place. [2021-10-19 14:41:10,997 INFO L82 GeneralOperation]: Start removeDead. Operand has 337 places, 335 transitions, 694 flow [2021-10-19 14:41:11,006 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 318 places, 315 transitions, 648 flow [2021-10-19 14:41:11,010 INFO L129 PetriNetUnfolder]: 0/29 cut-off events. [2021-10-19 14:41:11,010 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:41:11,010 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:41:11,011 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] [2021-10-19 14:41:11,011 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2021-10-19 14:41:11,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:41:11,017 INFO L82 PathProgramCache]: Analyzing trace with hash 1502881856, now seen corresponding path program 1 times [2021-10-19 14:41:11,023 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:41:11,024 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99435479] [2021-10-19 14:41:11,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:41:11,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:41:11,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:41:11,179 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 14:41:11,179 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:41:11,179 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99435479] [2021-10-19 14:41:11,180 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99435479] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:41:11,180 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:41:11,180 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:41:11,181 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245181089] [2021-10-19 14:41:11,195 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:41:11,195 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:41:11,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:41:11,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:41:11,206 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 269 out of 335 [2021-10-19 14:41:11,212 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 318 places, 315 transitions, 648 flow. Second operand has 3 states, 3 states have (on average 270.3333333333333) internal successors, (811), 3 states have internal predecessors, (811), 0 states have call successors, (0), 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 14:41:11,212 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:41:11,212 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 269 of 335 [2021-10-19 14:41:11,213 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:41:11,246 INFO L129 PetriNetUnfolder]: 2/258 cut-off events. [2021-10-19 14:41:11,247 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-10-19 14:41:11,247 INFO L84 FinitePrefix]: Finished finitePrefix Result has 279 conditions, 258 events. 2/258 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 171 event pairs, 0 based on Foata normal form. 26/256 useless extension candidates. Maximal degree in co-relation 229. Up to 6 conditions per place. [2021-10-19 14:41:11,249 INFO L132 encePairwiseOnDemand]: 276/335 looper letters, 5 selfloop transitions, 2 changer transitions 4/258 dead transitions. [2021-10-19 14:41:11,249 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 268 places, 258 transitions, 548 flow [2021-10-19 14:41:11,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:41:11,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:41:11,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 871 transitions. [2021-10-19 14:41:11,265 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8666666666666667 [2021-10-19 14:41:11,266 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 871 transitions. [2021-10-19 14:41:11,266 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 871 transitions. [2021-10-19 14:41:11,268 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:41:11,270 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 871 transitions. [2021-10-19 14:41:11,274 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 290.3333333333333) internal successors, (871), 3 states have internal predecessors, (871), 0 states have call successors, (0), 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 14:41:11,280 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:11,280 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:11,282 INFO L186 Difference]: Start difference. First operand has 318 places, 315 transitions, 648 flow. Second operand 3 states and 871 transitions. [2021-10-19 14:41:11,282 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 268 places, 258 transitions, 548 flow [2021-10-19 14:41:11,287 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 262 places, 258 transitions, 536 flow, removed 0 selfloop flow, removed 6 redundant places. [2021-10-19 14:41:11,291 INFO L242 Difference]: Finished difference. Result has 262 places, 254 transitions, 518 flow [2021-10-19 14:41:11,292 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=335, PETRI_DIFFERENCE_MINUEND_FLOW=522, PETRI_DIFFERENCE_MINUEND_PLACES=260, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=258, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=256, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=518, PETRI_PLACES=262, PETRI_TRANSITIONS=254} [2021-10-19 14:41:11,293 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, -56 predicate places. [2021-10-19 14:41:11,293 INFO L470 AbstractCegarLoop]: Abstraction has has 262 places, 254 transitions, 518 flow [2021-10-19 14:41:11,294 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 270.3333333333333) internal successors, (811), 3 states have internal predecessors, (811), 0 states have call successors, (0), 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 14:41:11,294 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:41:11,294 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 14:41:11,294 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-19 14:41:11,294 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2021-10-19 14:41:11,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:41:11,294 INFO L82 PathProgramCache]: Analyzing trace with hash -1126924336, now seen corresponding path program 1 times [2021-10-19 14:41:11,295 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:41:11,295 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598003443] [2021-10-19 14:41:11,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:41:11,295 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:41:11,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:41:11,335 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 14:41:11,335 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:41:11,336 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598003443] [2021-10-19 14:41:11,336 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598003443] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:41:11,336 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:41:11,336 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:41:11,336 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980140216] [2021-10-19 14:41:11,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:41:11,337 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:41:11,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:41:11,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:41:11,339 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 269 out of 335 [2021-10-19 14:41:11,340 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 262 places, 254 transitions, 518 flow. Second operand has 3 states, 3 states have (on average 270.3333333333333) internal successors, (811), 3 states have internal predecessors, (811), 0 states have call successors, (0), 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 14:41:11,340 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:41:11,340 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 269 of 335 [2021-10-19 14:41:11,340 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:41:11,376 INFO L129 PetriNetUnfolder]: 2/253 cut-off events. [2021-10-19 14:41:11,376 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:41:11,376 INFO L84 FinitePrefix]: Finished finitePrefix Result has 268 conditions, 253 events. 2/253 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 160 event pairs, 0 based on Foata normal form. 0/230 useless extension candidates. Maximal degree in co-relation 231. Up to 6 conditions per place. [2021-10-19 14:41:11,377 INFO L132 encePairwiseOnDemand]: 332/335 looper letters, 5 selfloop transitions, 2 changer transitions 0/253 dead transitions. [2021-10-19 14:41:11,377 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 259 places, 253 transitions, 530 flow [2021-10-19 14:41:11,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:41:11,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:41:11,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 815 transitions. [2021-10-19 14:41:11,380 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8109452736318408 [2021-10-19 14:41:11,380 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 815 transitions. [2021-10-19 14:41:11,380 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 815 transitions. [2021-10-19 14:41:11,380 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:41:11,380 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 815 transitions. [2021-10-19 14:41:11,382 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 271.6666666666667) internal successors, (815), 3 states have internal predecessors, (815), 0 states have call successors, (0), 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 14:41:11,383 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:11,384 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:11,384 INFO L186 Difference]: Start difference. First operand has 262 places, 254 transitions, 518 flow. Second operand 3 states and 815 transitions. [2021-10-19 14:41:11,384 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 259 places, 253 transitions, 530 flow [2021-10-19 14:41:11,386 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 257 places, 253 transitions, 526 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:41:11,389 INFO L242 Difference]: Finished difference. Result has 257 places, 253 transitions, 516 flow [2021-10-19 14:41:11,389 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=335, PETRI_DIFFERENCE_MINUEND_FLOW=512, PETRI_DIFFERENCE_MINUEND_PLACES=255, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=253, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=251, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=516, PETRI_PLACES=257, PETRI_TRANSITIONS=253} [2021-10-19 14:41:11,390 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, -61 predicate places. [2021-10-19 14:41:11,390 INFO L470 AbstractCegarLoop]: Abstraction has has 257 places, 253 transitions, 516 flow [2021-10-19 14:41:11,390 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 270.3333333333333) internal successors, (811), 3 states have internal predecessors, (811), 0 states have call successors, (0), 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 14:41:11,391 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:41:11,391 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] [2021-10-19 14:41:11,391 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-19 14:41:11,391 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2021-10-19 14:41:11,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:41:11,391 INFO L82 PathProgramCache]: Analyzing trace with hash -1694775807, now seen corresponding path program 1 times [2021-10-19 14:41:11,391 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:41:11,391 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268156367] [2021-10-19 14:41:11,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:41:11,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:41:11,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:41:11,434 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 14:41:11,434 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:41:11,435 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268156367] [2021-10-19 14:41:11,435 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268156367] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:41:11,435 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:41:11,435 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:41:11,435 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467387306] [2021-10-19 14:41:11,435 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:41:11,436 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:41:11,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:41:11,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:41:11,441 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 253 out of 335 [2021-10-19 14:41:11,442 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 257 places, 253 transitions, 516 flow. Second operand has 3 states, 3 states have (on average 254.33333333333334) internal successors, (763), 3 states have internal predecessors, (763), 0 states have call successors, (0), 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 14:41:11,442 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:41:11,442 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 253 of 335 [2021-10-19 14:41:11,442 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:41:11,488 INFO L129 PetriNetUnfolder]: 11/291 cut-off events. [2021-10-19 14:41:11,489 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:41:11,489 INFO L84 FinitePrefix]: Finished finitePrefix Result has 340 conditions, 291 events. 11/291 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 343 event pairs, 9 based on Foata normal form. 0/265 useless extension candidates. Maximal degree in co-relation 296. Up to 40 conditions per place. [2021-10-19 14:41:11,490 INFO L132 encePairwiseOnDemand]: 332/335 looper letters, 21 selfloop transitions, 2 changer transitions 0/252 dead transitions. [2021-10-19 14:41:11,491 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 258 places, 252 transitions, 560 flow [2021-10-19 14:41:11,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:41:11,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:41:11,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 783 transitions. [2021-10-19 14:41:11,492 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7791044776119403 [2021-10-19 14:41:11,492 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 783 transitions. [2021-10-19 14:41:11,492 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 783 transitions. [2021-10-19 14:41:11,493 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:41:11,493 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 783 transitions. [2021-10-19 14:41:11,494 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 261.0) internal successors, (783), 3 states have internal predecessors, (783), 0 states have call successors, (0), 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 14:41:11,495 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:11,497 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:11,497 INFO L186 Difference]: Start difference. First operand has 257 places, 253 transitions, 516 flow. Second operand 3 states and 783 transitions. [2021-10-19 14:41:11,497 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 258 places, 252 transitions, 560 flow [2021-10-19 14:41:11,498 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 256 places, 252 transitions, 556 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:41:11,500 INFO L242 Difference]: Finished difference. Result has 256 places, 252 transitions, 514 flow [2021-10-19 14:41:11,501 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=335, PETRI_DIFFERENCE_MINUEND_FLOW=510, PETRI_DIFFERENCE_MINUEND_PLACES=254, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=252, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=250, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=514, PETRI_PLACES=256, PETRI_TRANSITIONS=252} [2021-10-19 14:41:11,501 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, -62 predicate places. [2021-10-19 14:41:11,502 INFO L470 AbstractCegarLoop]: Abstraction has has 256 places, 252 transitions, 514 flow [2021-10-19 14:41:11,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 254.33333333333334) internal successors, (763), 3 states have internal predecessors, (763), 0 states have call successors, (0), 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 14:41:11,503 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:41:11,503 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] [2021-10-19 14:41:11,503 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-19 14:41:11,503 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2021-10-19 14:41:11,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:41:11,503 INFO L82 PathProgramCache]: Analyzing trace with hash 355982451, now seen corresponding path program 1 times [2021-10-19 14:41:11,503 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:41:11,504 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21496272] [2021-10-19 14:41:11,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:41:11,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:41:11,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:41:11,555 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 14:41:11,556 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:41:11,556 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21496272] [2021-10-19 14:41:11,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21496272] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:41:11,556 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:41:11,556 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:41:11,556 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949527550] [2021-10-19 14:41:11,557 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:41:11,557 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:41:11,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:41:11,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:41:11,561 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 262 out of 335 [2021-10-19 14:41:11,562 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 256 places, 252 transitions, 514 flow. Second operand has 3 states, 3 states have (on average 263.3333333333333) internal successors, (790), 3 states have internal predecessors, (790), 0 states have call successors, (0), 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 14:41:11,562 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:41:11,562 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 262 of 335 [2021-10-19 14:41:11,562 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:41:11,592 INFO L129 PetriNetUnfolder]: 2/251 cut-off events. [2021-10-19 14:41:11,592 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:41:11,592 INFO L84 FinitePrefix]: Finished finitePrefix Result has 272 conditions, 251 events. 2/251 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 157 event pairs, 0 based on Foata normal form. 0/230 useless extension candidates. Maximal degree in co-relation 221. Up to 12 conditions per place. [2021-10-19 14:41:11,593 INFO L132 encePairwiseOnDemand]: 332/335 looper letters, 11 selfloop transitions, 2 changer transitions 0/251 dead transitions. [2021-10-19 14:41:11,593 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 257 places, 251 transitions, 538 flow [2021-10-19 14:41:11,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:41:11,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:41:11,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 800 transitions. [2021-10-19 14:41:11,594 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7960199004975125 [2021-10-19 14:41:11,595 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 800 transitions. [2021-10-19 14:41:11,595 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 800 transitions. [2021-10-19 14:41:11,595 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:41:11,595 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 800 transitions. [2021-10-19 14:41:11,596 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 266.6666666666667) internal successors, (800), 3 states have internal predecessors, (800), 0 states have call successors, (0), 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 14:41:11,598 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:11,599 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:11,599 INFO L186 Difference]: Start difference. First operand has 256 places, 252 transitions, 514 flow. Second operand 3 states and 800 transitions. [2021-10-19 14:41:11,599 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 257 places, 251 transitions, 538 flow [2021-10-19 14:41:11,600 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 255 places, 251 transitions, 534 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:41:11,602 INFO L242 Difference]: Finished difference. Result has 255 places, 251 transitions, 512 flow [2021-10-19 14:41:11,603 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=335, PETRI_DIFFERENCE_MINUEND_FLOW=508, PETRI_DIFFERENCE_MINUEND_PLACES=253, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=251, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=249, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=512, PETRI_PLACES=255, PETRI_TRANSITIONS=251} [2021-10-19 14:41:11,603 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, -63 predicate places. [2021-10-19 14:41:11,603 INFO L470 AbstractCegarLoop]: Abstraction has has 255 places, 251 transitions, 512 flow [2021-10-19 14:41:11,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 263.3333333333333) internal successors, (790), 3 states have internal predecessors, (790), 0 states have call successors, (0), 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 14:41:11,604 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:41:11,604 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] [2021-10-19 14:41:11,604 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-19 14:41:11,604 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2021-10-19 14:41:11,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:41:11,604 INFO L82 PathProgramCache]: Analyzing trace with hash -1141447606, now seen corresponding path program 1 times [2021-10-19 14:41:11,605 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:41:11,605 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332370623] [2021-10-19 14:41:11,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:41:11,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:41:11,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:41:11,656 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 14:41:11,656 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:41:11,657 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332370623] [2021-10-19 14:41:11,657 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332370623] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:41:11,657 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:41:11,657 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:41:11,658 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121272639] [2021-10-19 14:41:11,658 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:41:11,658 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:41:11,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:41:11,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:41:11,677 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 269 out of 335 [2021-10-19 14:41:11,678 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 255 places, 251 transitions, 512 flow. Second operand has 3 states, 3 states have (on average 270.3333333333333) internal successors, (811), 3 states have internal predecessors, (811), 0 states have call successors, (0), 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 14:41:11,678 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:41:11,678 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 269 of 335 [2021-10-19 14:41:11,678 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:41:11,705 INFO L129 PetriNetUnfolder]: 2/250 cut-off events. [2021-10-19 14:41:11,705 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:41:11,705 INFO L84 FinitePrefix]: Finished finitePrefix Result has 265 conditions, 250 events. 2/250 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 155 event pairs, 0 based on Foata normal form. 0/230 useless extension candidates. Maximal degree in co-relation 207. Up to 6 conditions per place. [2021-10-19 14:41:11,706 INFO L132 encePairwiseOnDemand]: 332/335 looper letters, 5 selfloop transitions, 2 changer transitions 0/250 dead transitions. [2021-10-19 14:41:11,706 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 256 places, 250 transitions, 524 flow [2021-10-19 14:41:11,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:41:11,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:41:11,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 815 transitions. [2021-10-19 14:41:11,707 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8109452736318408 [2021-10-19 14:41:11,707 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 815 transitions. [2021-10-19 14:41:11,707 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 815 transitions. [2021-10-19 14:41:11,708 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:41:11,708 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 815 transitions. [2021-10-19 14:41:11,709 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 271.6666666666667) internal successors, (815), 3 states have internal predecessors, (815), 0 states have call successors, (0), 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 14:41:11,711 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:11,711 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:11,711 INFO L186 Difference]: Start difference. First operand has 255 places, 251 transitions, 512 flow. Second operand 3 states and 815 transitions. [2021-10-19 14:41:11,711 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 256 places, 250 transitions, 524 flow [2021-10-19 14:41:11,713 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 254 places, 250 transitions, 520 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:41:11,715 INFO L242 Difference]: Finished difference. Result has 254 places, 250 transitions, 510 flow [2021-10-19 14:41:11,716 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=335, PETRI_DIFFERENCE_MINUEND_FLOW=506, PETRI_DIFFERENCE_MINUEND_PLACES=252, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=250, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=248, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=510, PETRI_PLACES=254, PETRI_TRANSITIONS=250} [2021-10-19 14:41:11,716 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, -64 predicate places. [2021-10-19 14:41:11,716 INFO L470 AbstractCegarLoop]: Abstraction has has 254 places, 250 transitions, 510 flow [2021-10-19 14:41:11,716 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 270.3333333333333) internal successors, (811), 3 states have internal predecessors, (811), 0 states have call successors, (0), 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 14:41:11,716 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:41:11,717 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] [2021-10-19 14:41:11,717 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-19 14:41:11,717 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2021-10-19 14:41:11,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:41:11,717 INFO L82 PathProgramCache]: Analyzing trace with hash -1017126011, now seen corresponding path program 1 times [2021-10-19 14:41:11,717 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:41:11,717 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702774800] [2021-10-19 14:41:11,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:41:11,718 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:41:11,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:41:11,751 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 14:41:11,751 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:41:11,752 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702774800] [2021-10-19 14:41:11,752 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702774800] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:41:11,752 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:41:11,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:41:11,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033377339] [2021-10-19 14:41:11,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:41:11,752 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:41:11,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:41:11,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:41:11,755 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 269 out of 335 [2021-10-19 14:41:11,755 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 254 places, 250 transitions, 510 flow. Second operand has 3 states, 3 states have (on average 270.3333333333333) internal successors, (811), 3 states have internal predecessors, (811), 0 states have call successors, (0), 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 14:41:11,756 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:41:11,756 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 269 of 335 [2021-10-19 14:41:11,756 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:41:11,776 INFO L129 PetriNetUnfolder]: 2/249 cut-off events. [2021-10-19 14:41:11,776 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:41:11,776 INFO L84 FinitePrefix]: Finished finitePrefix Result has 264 conditions, 249 events. 2/249 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 154 event pairs, 0 based on Foata normal form. 0/230 useless extension candidates. Maximal degree in co-relation 199. Up to 6 conditions per place. [2021-10-19 14:41:11,777 INFO L132 encePairwiseOnDemand]: 332/335 looper letters, 5 selfloop transitions, 2 changer transitions 0/249 dead transitions. [2021-10-19 14:41:11,777 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 255 places, 249 transitions, 522 flow [2021-10-19 14:41:11,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:41:11,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:41:11,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 815 transitions. [2021-10-19 14:41:11,778 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8109452736318408 [2021-10-19 14:41:11,779 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 815 transitions. [2021-10-19 14:41:11,779 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 815 transitions. [2021-10-19 14:41:11,779 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:41:11,779 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 815 transitions. [2021-10-19 14:41:11,780 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 271.6666666666667) internal successors, (815), 3 states have internal predecessors, (815), 0 states have call successors, (0), 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 14:41:11,782 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:11,782 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:11,782 INFO L186 Difference]: Start difference. First operand has 254 places, 250 transitions, 510 flow. Second operand 3 states and 815 transitions. [2021-10-19 14:41:11,782 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 255 places, 249 transitions, 522 flow [2021-10-19 14:41:11,784 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 253 places, 249 transitions, 518 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:41:11,786 INFO L242 Difference]: Finished difference. Result has 253 places, 249 transitions, 508 flow [2021-10-19 14:41:11,787 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=335, PETRI_DIFFERENCE_MINUEND_FLOW=504, PETRI_DIFFERENCE_MINUEND_PLACES=251, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=249, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=247, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=508, PETRI_PLACES=253, PETRI_TRANSITIONS=249} [2021-10-19 14:41:11,787 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, -65 predicate places. [2021-10-19 14:41:11,787 INFO L470 AbstractCegarLoop]: Abstraction has has 253 places, 249 transitions, 508 flow [2021-10-19 14:41:11,788 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 270.3333333333333) internal successors, (811), 3 states have internal predecessors, (811), 0 states have call successors, (0), 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 14:41:11,788 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:41:11,788 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] [2021-10-19 14:41:11,788 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-19 14:41:11,788 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2021-10-19 14:41:11,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:41:11,788 INFO L82 PathProgramCache]: Analyzing trace with hash -879447757, now seen corresponding path program 1 times [2021-10-19 14:41:11,789 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:41:11,789 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783413103] [2021-10-19 14:41:11,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:41:11,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:41:11,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:41:11,834 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 14:41:11,834 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:41:11,834 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783413103] [2021-10-19 14:41:11,834 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783413103] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:41:11,834 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:41:11,834 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:41:11,835 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784873158] [2021-10-19 14:41:11,835 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:41:11,835 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:41:11,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:41:11,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:41:11,836 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 262 out of 335 [2021-10-19 14:41:11,837 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 253 places, 249 transitions, 508 flow. Second operand has 3 states, 3 states have (on average 263.3333333333333) internal successors, (790), 3 states have internal predecessors, (790), 0 states have call successors, (0), 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 14:41:11,837 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:41:11,837 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 262 of 335 [2021-10-19 14:41:11,837 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:41:11,873 INFO L129 PetriNetUnfolder]: 7/287 cut-off events. [2021-10-19 14:41:11,873 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:41:11,874 INFO L84 FinitePrefix]: Finished finitePrefix Result has 318 conditions, 287 events. 7/287 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 309 event pairs, 5 based on Foata normal form. 0/265 useless extension candidates. Maximal degree in co-relation 246. Up to 22 conditions per place. [2021-10-19 14:41:11,874 INFO L132 encePairwiseOnDemand]: 332/335 looper letters, 12 selfloop transitions, 2 changer transitions 0/248 dead transitions. [2021-10-19 14:41:11,874 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 254 places, 248 transitions, 534 flow [2021-10-19 14:41:11,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:41:11,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:41:11,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 801 transitions. [2021-10-19 14:41:11,876 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7970149253731343 [2021-10-19 14:41:11,876 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 801 transitions. [2021-10-19 14:41:11,877 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 801 transitions. [2021-10-19 14:41:11,877 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:41:11,877 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 801 transitions. [2021-10-19 14:41:11,879 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 267.0) internal successors, (801), 3 states have internal predecessors, (801), 0 states have call successors, (0), 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 14:41:11,882 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:11,882 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:11,882 INFO L186 Difference]: Start difference. First operand has 253 places, 249 transitions, 508 flow. Second operand 3 states and 801 transitions. [2021-10-19 14:41:11,882 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 254 places, 248 transitions, 534 flow [2021-10-19 14:41:11,884 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 252 places, 248 transitions, 530 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:41:11,886 INFO L242 Difference]: Finished difference. Result has 252 places, 248 transitions, 506 flow [2021-10-19 14:41:11,887 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=335, PETRI_DIFFERENCE_MINUEND_FLOW=502, PETRI_DIFFERENCE_MINUEND_PLACES=250, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=248, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=246, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=506, PETRI_PLACES=252, PETRI_TRANSITIONS=248} [2021-10-19 14:41:11,887 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, -66 predicate places. [2021-10-19 14:41:11,887 INFO L470 AbstractCegarLoop]: Abstraction has has 252 places, 248 transitions, 506 flow [2021-10-19 14:41:11,888 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 263.3333333333333) internal successors, (790), 3 states have internal predecessors, (790), 0 states have call successors, (0), 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 14:41:11,888 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:41:11,888 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] [2021-10-19 14:41:11,888 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-19 14:41:11,888 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2021-10-19 14:41:11,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:41:11,889 INFO L82 PathProgramCache]: Analyzing trace with hash -1531490855, now seen corresponding path program 1 times [2021-10-19 14:41:11,889 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:41:11,889 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952890646] [2021-10-19 14:41:11,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:41:11,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:41:11,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:41:11,926 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 14:41:11,927 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:41:11,927 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952890646] [2021-10-19 14:41:11,927 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952890646] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:41:11,927 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:41:11,927 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:41:11,927 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008974154] [2021-10-19 14:41:11,927 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:41:11,928 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:41:11,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:41:11,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:41:11,929 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 265 out of 335 [2021-10-19 14:41:11,929 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 252 places, 248 transitions, 506 flow. Second operand has 3 states, 3 states have (on average 266.3333333333333) internal successors, (799), 3 states have internal predecessors, (799), 0 states have call successors, (0), 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 14:41:11,930 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:41:11,930 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 265 of 335 [2021-10-19 14:41:11,930 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:41:11,955 INFO L129 PetriNetUnfolder]: 7/285 cut-off events. [2021-10-19 14:41:11,955 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-10-19 14:41:11,956 INFO L84 FinitePrefix]: Finished finitePrefix Result has 311 conditions, 285 events. 7/285 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 303 event pairs, 5 based on Foata normal form. 0/265 useless extension candidates. Maximal degree in co-relation 231. Up to 16 conditions per place. [2021-10-19 14:41:11,956 INFO L132 encePairwiseOnDemand]: 332/335 looper letters, 8 selfloop transitions, 1 changer transitions 0/246 dead transitions. [2021-10-19 14:41:11,956 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 252 places, 246 transitions, 520 flow [2021-10-19 14:41:11,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:41:11,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:41:11,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 806 transitions. [2021-10-19 14:41:11,958 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8019900497512438 [2021-10-19 14:41:11,958 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 806 transitions. [2021-10-19 14:41:11,958 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 806 transitions. [2021-10-19 14:41:11,958 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:41:11,959 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 806 transitions. [2021-10-19 14:41:11,960 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 268.6666666666667) internal successors, (806), 3 states have internal predecessors, (806), 0 states have call successors, (0), 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 14:41:11,961 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:11,961 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:11,961 INFO L186 Difference]: Start difference. First operand has 252 places, 248 transitions, 506 flow. Second operand 3 states and 806 transitions. [2021-10-19 14:41:11,961 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 252 places, 246 transitions, 520 flow [2021-10-19 14:41:11,966 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 250 places, 246 transitions, 516 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:41:11,968 INFO L242 Difference]: Finished difference. Result has 250 places, 246 transitions, 500 flow [2021-10-19 14:41:11,968 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=335, PETRI_DIFFERENCE_MINUEND_FLOW=498, PETRI_DIFFERENCE_MINUEND_PLACES=248, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=246, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=245, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=500, PETRI_PLACES=250, PETRI_TRANSITIONS=246} [2021-10-19 14:41:11,968 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, -68 predicate places. [2021-10-19 14:41:11,968 INFO L470 AbstractCegarLoop]: Abstraction has has 250 places, 246 transitions, 500 flow [2021-10-19 14:41:11,969 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 266.3333333333333) internal successors, (799), 3 states have internal predecessors, (799), 0 states have call successors, (0), 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 14:41:11,969 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:41:11,969 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] [2021-10-19 14:41:11,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-19 14:41:11,969 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2021-10-19 14:41:11,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:41:11,970 INFO L82 PathProgramCache]: Analyzing trace with hash -1029247979, now seen corresponding path program 1 times [2021-10-19 14:41:11,970 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:41:11,970 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753766427] [2021-10-19 14:41:11,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:41:11,970 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:41:11,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:41:12,002 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 14:41:12,003 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:41:12,003 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753766427] [2021-10-19 14:41:12,003 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753766427] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:41:12,003 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:41:12,003 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:41:12,003 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419665148] [2021-10-19 14:41:12,003 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:41:12,004 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:41:12,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:41:12,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:41:12,005 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 267 out of 335 [2021-10-19 14:41:12,006 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 250 places, 246 transitions, 500 flow. Second operand has 3 states, 3 states have (on average 268.3333333333333) internal successors, (805), 3 states have internal predecessors, (805), 0 states have call successors, (0), 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 14:41:12,006 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:41:12,006 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 267 of 335 [2021-10-19 14:41:12,006 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:41:12,043 INFO L129 PetriNetUnfolder]: 11/306 cut-off events. [2021-10-19 14:41:12,043 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:41:12,045 INFO L84 FinitePrefix]: Finished finitePrefix Result has 338 conditions, 306 events. 11/306 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 433 event pairs, 9 based on Foata normal form. 0/286 useless extension candidates. Maximal degree in co-relation 259. Up to 24 conditions per place. [2021-10-19 14:41:12,045 INFO L132 encePairwiseOnDemand]: 332/335 looper letters, 7 selfloop transitions, 2 changer transitions 0/245 dead transitions. [2021-10-19 14:41:12,045 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 251 places, 245 transitions, 516 flow [2021-10-19 14:41:12,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:41:12,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:41:12,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 811 transitions. [2021-10-19 14:41:12,047 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8069651741293532 [2021-10-19 14:41:12,047 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 811 transitions. [2021-10-19 14:41:12,047 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 811 transitions. [2021-10-19 14:41:12,048 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:41:12,048 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 811 transitions. [2021-10-19 14:41:12,049 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 270.3333333333333) internal successors, (811), 3 states have internal predecessors, (811), 0 states have call successors, (0), 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 14:41:12,050 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:12,050 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:12,050 INFO L186 Difference]: Start difference. First operand has 250 places, 246 transitions, 500 flow. Second operand 3 states and 811 transitions. [2021-10-19 14:41:12,050 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 251 places, 245 transitions, 516 flow [2021-10-19 14:41:12,052 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 250 places, 245 transitions, 515 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-10-19 14:41:12,054 INFO L242 Difference]: Finished difference. Result has 250 places, 245 transitions, 501 flow [2021-10-19 14:41:12,054 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=335, PETRI_DIFFERENCE_MINUEND_FLOW=497, PETRI_DIFFERENCE_MINUEND_PLACES=248, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=245, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=243, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=501, PETRI_PLACES=250, PETRI_TRANSITIONS=245} [2021-10-19 14:41:12,054 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, -68 predicate places. [2021-10-19 14:41:12,054 INFO L470 AbstractCegarLoop]: Abstraction has has 250 places, 245 transitions, 501 flow [2021-10-19 14:41:12,055 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 268.3333333333333) internal successors, (805), 3 states have internal predecessors, (805), 0 states have call successors, (0), 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 14:41:12,055 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:41:12,055 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] [2021-10-19 14:41:12,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-19 14:41:12,055 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2021-10-19 14:41:12,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:41:12,056 INFO L82 PathProgramCache]: Analyzing trace with hash -1690126763, now seen corresponding path program 1 times [2021-10-19 14:41:12,056 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:41:12,056 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474255277] [2021-10-19 14:41:12,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:41:12,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:41:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:41:12,158 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 14:41:12,159 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:41:12,159 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474255277] [2021-10-19 14:41:12,159 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474255277] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:41:12,159 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:41:12,159 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-19 14:41:12,159 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849310244] [2021-10-19 14:41:12,159 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-19 14:41:12,159 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:41:12,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-19 14:41:12,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-19 14:41:12,161 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 335 [2021-10-19 14:41:12,162 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 250 places, 245 transitions, 501 flow. Second operand has 6 states, 6 states have (on average 239.83333333333334) internal successors, (1439), 6 states have internal predecessors, (1439), 0 states have call successors, (0), 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 14:41:12,162 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:41:12,162 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 335 [2021-10-19 14:41:12,162 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:41:12,278 INFO L129 PetriNetUnfolder]: 185/615 cut-off events. [2021-10-19 14:41:12,278 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:41:12,280 INFO L84 FinitePrefix]: Finished finitePrefix Result has 960 conditions, 615 events. 185/615 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 2351 event pairs, 183 based on Foata normal form. 0/578 useless extension candidates. Maximal degree in co-relation 882. Up to 332 conditions per place. [2021-10-19 14:41:12,282 INFO L132 encePairwiseOnDemand]: 329/335 looper letters, 33 selfloop transitions, 5 changer transitions 0/244 dead transitions. [2021-10-19 14:41:12,282 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 254 places, 244 transitions, 575 flow [2021-10-19 14:41:12,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-19 14:41:12,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-10-19 14:41:12,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1467 transitions. [2021-10-19 14:41:12,285 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7298507462686568 [2021-10-19 14:41:12,285 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1467 transitions. [2021-10-19 14:41:12,285 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1467 transitions. [2021-10-19 14:41:12,286 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:41:12,286 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1467 transitions. [2021-10-19 14:41:12,288 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 244.5) internal successors, (1467), 6 states have internal predecessors, (1467), 0 states have call successors, (0), 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 14:41:12,290 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 335.0) internal successors, (2345), 7 states have internal predecessors, (2345), 0 states have call successors, (0), 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 14:41:12,290 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 335.0) internal successors, (2345), 7 states have internal predecessors, (2345), 0 states have call successors, (0), 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 14:41:12,290 INFO L186 Difference]: Start difference. First operand has 250 places, 245 transitions, 501 flow. Second operand 6 states and 1467 transitions. [2021-10-19 14:41:12,290 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 254 places, 244 transitions, 575 flow [2021-10-19 14:41:12,292 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 252 places, 244 transitions, 571 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:41:12,294 INFO L242 Difference]: Finished difference. Result has 252 places, 244 transitions, 505 flow [2021-10-19 14:41:12,295 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=335, PETRI_DIFFERENCE_MINUEND_FLOW=495, PETRI_DIFFERENCE_MINUEND_PLACES=247, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=244, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=239, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=505, PETRI_PLACES=252, PETRI_TRANSITIONS=244} [2021-10-19 14:41:12,295 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, -66 predicate places. [2021-10-19 14:41:12,295 INFO L470 AbstractCegarLoop]: Abstraction has has 252 places, 244 transitions, 505 flow [2021-10-19 14:41:12,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 239.83333333333334) internal successors, (1439), 6 states have internal predecessors, (1439), 0 states have call successors, (0), 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 14:41:12,296 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:41:12,296 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] [2021-10-19 14:41:12,296 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-19 14:41:12,296 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2021-10-19 14:41:12,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:41:12,297 INFO L82 PathProgramCache]: Analyzing trace with hash 10106471, now seen corresponding path program 1 times [2021-10-19 14:41:12,297 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:41:12,298 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133817308] [2021-10-19 14:41:12,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:41:12,298 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:41:12,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:41:12,321 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 14:41:12,321 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:41:12,321 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133817308] [2021-10-19 14:41:12,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2133817308] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:41:12,321 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:41:12,322 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:41:12,322 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216360193] [2021-10-19 14:41:12,322 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:41:12,322 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:41:12,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:41:12,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:41:12,323 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 256 out of 335 [2021-10-19 14:41:12,324 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 252 places, 244 transitions, 505 flow. Second operand has 3 states, 3 states have (on average 257.3333333333333) internal successors, (772), 3 states have internal predecessors, (772), 0 states have call successors, (0), 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 14:41:12,324 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:41:12,324 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 256 of 335 [2021-10-19 14:41:12,324 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:41:12,358 INFO L129 PetriNetUnfolder]: 13/297 cut-off events. [2021-10-19 14:41:12,358 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:41:12,358 INFO L84 FinitePrefix]: Finished finitePrefix Result has 349 conditions, 297 events. 13/297 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 377 event pairs, 4 based on Foata normal form. 0/283 useless extension candidates. Maximal degree in co-relation 331. Up to 28 conditions per place. [2021-10-19 14:41:12,359 INFO L132 encePairwiseOnDemand]: 324/335 looper letters, 15 selfloop transitions, 7 changer transitions 0/246 dead transitions. [2021-10-19 14:41:12,359 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 250 places, 246 transitions, 553 flow [2021-10-19 14:41:12,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:41:12,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:41:12,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 794 transitions. [2021-10-19 14:41:12,360 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7900497512437811 [2021-10-19 14:41:12,361 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 794 transitions. [2021-10-19 14:41:12,361 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 794 transitions. [2021-10-19 14:41:12,361 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:41:12,361 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 794 transitions. [2021-10-19 14:41:12,362 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 264.6666666666667) internal successors, (794), 3 states have internal predecessors, (794), 0 states have call successors, (0), 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 14:41:12,363 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:12,364 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:12,364 INFO L186 Difference]: Start difference. First operand has 252 places, 244 transitions, 505 flow. Second operand 3 states and 794 transitions. [2021-10-19 14:41:12,364 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 250 places, 246 transitions, 553 flow [2021-10-19 14:41:12,365 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 245 places, 246 transitions, 543 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-10-19 14:41:12,367 INFO L242 Difference]: Finished difference. Result has 247 places, 246 transitions, 539 flow [2021-10-19 14:41:12,368 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=335, PETRI_DIFFERENCE_MINUEND_FLOW=487, PETRI_DIFFERENCE_MINUEND_PLACES=243, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=240, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=233, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=539, PETRI_PLACES=247, PETRI_TRANSITIONS=246} [2021-10-19 14:41:12,368 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, -71 predicate places. [2021-10-19 14:41:12,368 INFO L470 AbstractCegarLoop]: Abstraction has has 247 places, 246 transitions, 539 flow [2021-10-19 14:41:12,368 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 257.3333333333333) internal successors, (772), 3 states have internal predecessors, (772), 0 states have call successors, (0), 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 14:41:12,368 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:41:12,369 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] [2021-10-19 14:41:12,369 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-19 14:41:12,369 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2021-10-19 14:41:12,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:41:12,370 INFO L82 PathProgramCache]: Analyzing trace with hash 1122416620, now seen corresponding path program 1 times [2021-10-19 14:41:12,370 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:41:12,370 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162594369] [2021-10-19 14:41:12,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:41:12,371 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:41:12,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:41:12,390 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 14:41:12,390 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:41:12,390 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162594369] [2021-10-19 14:41:12,391 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162594369] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:41:12,391 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:41:12,391 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:41:12,391 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166017627] [2021-10-19 14:41:12,391 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:41:12,391 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:41:12,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:41:12,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:41:12,392 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 265 out of 335 [2021-10-19 14:41:12,393 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 247 places, 246 transitions, 539 flow. Second operand has 3 states, 3 states have (on average 266.3333333333333) internal successors, (799), 3 states have internal predecessors, (799), 0 states have call successors, (0), 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 14:41:12,393 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:41:12,393 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 265 of 335 [2021-10-19 14:41:12,393 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:41:12,421 INFO L129 PetriNetUnfolder]: 13/295 cut-off events. [2021-10-19 14:41:12,421 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-10-19 14:41:12,422 INFO L84 FinitePrefix]: Finished finitePrefix Result has 361 conditions, 295 events. 13/295 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 382 event pairs, 4 based on Foata normal form. 1/283 useless extension candidates. Maximal degree in co-relation 280. Up to 21 conditions per place. [2021-10-19 14:41:12,424 INFO L132 encePairwiseOnDemand]: 328/335 looper letters, 3 selfloop transitions, 4 changer transitions 6/244 dead transitions. [2021-10-19 14:41:12,424 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 247 places, 244 transitions, 551 flow [2021-10-19 14:41:12,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:41:12,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:41:12,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 805 transitions. [2021-10-19 14:41:12,425 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8009950248756219 [2021-10-19 14:41:12,425 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 805 transitions. [2021-10-19 14:41:12,425 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 805 transitions. [2021-10-19 14:41:12,426 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:41:12,426 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 805 transitions. [2021-10-19 14:41:12,427 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 268.3333333333333) internal successors, (805), 3 states have internal predecessors, (805), 0 states have call successors, (0), 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 14:41:12,428 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:12,428 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:12,428 INFO L186 Difference]: Start difference. First operand has 247 places, 246 transitions, 539 flow. Second operand 3 states and 805 transitions. [2021-10-19 14:41:12,428 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 247 places, 244 transitions, 551 flow [2021-10-19 14:41:12,430 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 245 places, 244 transitions, 537 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:41:12,432 INFO L242 Difference]: Finished difference. Result has 245 places, 238 transitions, 516 flow [2021-10-19 14:41:12,433 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=335, PETRI_DIFFERENCE_MINUEND_FLOW=521, PETRI_DIFFERENCE_MINUEND_PLACES=243, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=244, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=240, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=516, PETRI_PLACES=245, PETRI_TRANSITIONS=238} [2021-10-19 14:41:12,433 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, -73 predicate places. [2021-10-19 14:41:12,433 INFO L470 AbstractCegarLoop]: Abstraction has has 245 places, 238 transitions, 516 flow [2021-10-19 14:41:12,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 266.3333333333333) internal successors, (799), 3 states have internal predecessors, (799), 0 states have call successors, (0), 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 14:41:12,433 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:41:12,433 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] [2021-10-19 14:41:12,433 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-19 14:41:12,434 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2021-10-19 14:41:12,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:41:12,434 INFO L82 PathProgramCache]: Analyzing trace with hash -303197876, now seen corresponding path program 1 times [2021-10-19 14:41:12,434 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:41:12,434 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936166232] [2021-10-19 14:41:12,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:41:12,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:41:12,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:41:12,452 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 14:41:12,452 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:41:12,452 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936166232] [2021-10-19 14:41:12,452 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936166232] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:41:12,452 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:41:12,452 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:41:12,453 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917148440] [2021-10-19 14:41:12,453 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:41:12,453 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:41:12,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:41:12,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:41:12,454 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 268 out of 335 [2021-10-19 14:41:12,455 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 245 places, 238 transitions, 516 flow. Second operand has 3 states, 3 states have (on average 269.3333333333333) internal successors, (808), 3 states have internal predecessors, (808), 0 states have call successors, (0), 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 14:41:12,455 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:41:12,455 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 268 of 335 [2021-10-19 14:41:12,455 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:41:12,489 INFO L129 PetriNetUnfolder]: 15/299 cut-off events. [2021-10-19 14:41:12,489 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:41:12,490 INFO L84 FinitePrefix]: Finished finitePrefix Result has 357 conditions, 299 events. 15/299 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 402 event pairs, 6 based on Foata normal form. 0/286 useless extension candidates. Maximal degree in co-relation 277. Up to 23 conditions per place. [2021-10-19 14:41:12,491 INFO L132 encePairwiseOnDemand]: 332/335 looper letters, 6 selfloop transitions, 2 changer transitions 0/237 dead transitions. [2021-10-19 14:41:12,491 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 240 places, 237 transitions, 530 flow [2021-10-19 14:41:12,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:41:12,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:41:12,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 813 transitions. [2021-10-19 14:41:12,493 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.808955223880597 [2021-10-19 14:41:12,493 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 813 transitions. [2021-10-19 14:41:12,493 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 813 transitions. [2021-10-19 14:41:12,493 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:41:12,493 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 813 transitions. [2021-10-19 14:41:12,494 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 271.0) internal successors, (813), 3 states have internal predecessors, (813), 0 states have call successors, (0), 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 14:41:12,500 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:12,501 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:12,501 INFO L186 Difference]: Start difference. First operand has 245 places, 238 transitions, 516 flow. Second operand 3 states and 813 transitions. [2021-10-19 14:41:12,501 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 240 places, 237 transitions, 530 flow [2021-10-19 14:41:12,503 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 238 places, 237 transitions, 522 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:41:12,512 INFO L242 Difference]: Finished difference. Result has 238 places, 237 transitions, 510 flow [2021-10-19 14:41:12,512 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=335, PETRI_DIFFERENCE_MINUEND_FLOW=506, PETRI_DIFFERENCE_MINUEND_PLACES=236, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=237, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=235, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=510, PETRI_PLACES=238, PETRI_TRANSITIONS=237} [2021-10-19 14:41:12,512 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, -80 predicate places. [2021-10-19 14:41:12,512 INFO L470 AbstractCegarLoop]: Abstraction has has 238 places, 237 transitions, 510 flow [2021-10-19 14:41:12,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 269.3333333333333) internal successors, (808), 3 states have internal predecessors, (808), 0 states have call successors, (0), 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 14:41:12,514 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:41:12,514 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] [2021-10-19 14:41:12,514 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-19 14:41:12,514 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2021-10-19 14:41:12,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:41:12,514 INFO L82 PathProgramCache]: Analyzing trace with hash -153320525, now seen corresponding path program 1 times [2021-10-19 14:41:12,514 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:41:12,514 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92065012] [2021-10-19 14:41:12,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:41:12,515 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:41:12,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:41:12,540 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 14:41:12,540 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:41:12,540 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92065012] [2021-10-19 14:41:12,540 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92065012] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:41:12,540 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:41:12,540 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:41:12,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887199921] [2021-10-19 14:41:12,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:41:12,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:41:12,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:41:12,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:41:12,542 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 268 out of 335 [2021-10-19 14:41:12,542 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 238 places, 237 transitions, 510 flow. Second operand has 3 states, 3 states have (on average 269.3333333333333) internal successors, (808), 3 states have internal predecessors, (808), 0 states have call successors, (0), 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 14:41:12,542 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:41:12,542 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 268 of 335 [2021-10-19 14:41:12,543 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:41:12,570 INFO L129 PetriNetUnfolder]: 15/311 cut-off events. [2021-10-19 14:41:12,571 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:41:12,571 INFO L84 FinitePrefix]: Finished finitePrefix Result has 370 conditions, 311 events. 15/311 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 519 event pairs, 6 based on Foata normal form. 0/298 useless extension candidates. Maximal degree in co-relation 290. Up to 25 conditions per place. [2021-10-19 14:41:12,572 INFO L132 encePairwiseOnDemand]: 332/335 looper letters, 6 selfloop transitions, 2 changer transitions 0/236 dead transitions. [2021-10-19 14:41:12,572 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 239 places, 236 transitions, 524 flow [2021-10-19 14:41:12,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:41:12,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:41:12,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 813 transitions. [2021-10-19 14:41:12,574 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.808955223880597 [2021-10-19 14:41:12,574 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 813 transitions. [2021-10-19 14:41:12,574 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 813 transitions. [2021-10-19 14:41:12,574 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:41:12,574 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 813 transitions. [2021-10-19 14:41:12,575 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 271.0) internal successors, (813), 3 states have internal predecessors, (813), 0 states have call successors, (0), 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 14:41:12,577 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:12,577 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:12,577 INFO L186 Difference]: Start difference. First operand has 238 places, 237 transitions, 510 flow. Second operand 3 states and 813 transitions. [2021-10-19 14:41:12,577 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 239 places, 236 transitions, 524 flow [2021-10-19 14:41:12,578 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 237 places, 236 transitions, 520 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:41:12,580 INFO L242 Difference]: Finished difference. Result has 237 places, 236 transitions, 508 flow [2021-10-19 14:41:12,581 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=335, PETRI_DIFFERENCE_MINUEND_FLOW=504, PETRI_DIFFERENCE_MINUEND_PLACES=235, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=236, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=234, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=508, PETRI_PLACES=237, PETRI_TRANSITIONS=236} [2021-10-19 14:41:12,581 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, -81 predicate places. [2021-10-19 14:41:12,581 INFO L470 AbstractCegarLoop]: Abstraction has has 237 places, 236 transitions, 508 flow [2021-10-19 14:41:12,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 269.3333333333333) internal successors, (808), 3 states have internal predecessors, (808), 0 states have call successors, (0), 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 14:41:12,581 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:41:12,582 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, 1, 1, 1, 1] [2021-10-19 14:41:12,582 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-19 14:41:12,582 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2021-10-19 14:41:12,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:41:12,582 INFO L82 PathProgramCache]: Analyzing trace with hash -306246300, now seen corresponding path program 1 times [2021-10-19 14:41:12,582 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:41:12,582 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093797875] [2021-10-19 14:41:12,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:41:12,582 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:41:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:41:12,608 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 14:41:12,608 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:41:12,608 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093797875] [2021-10-19 14:41:12,608 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093797875] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:41:12,608 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:41:12,609 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:41:12,609 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994220029] [2021-10-19 14:41:12,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:41:12,609 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:41:12,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:41:12,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:41:12,610 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 266 out of 335 [2021-10-19 14:41:12,611 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 237 places, 236 transitions, 508 flow. Second operand has 3 states, 3 states have (on average 267.3333333333333) internal successors, (802), 3 states have internal predecessors, (802), 0 states have call successors, (0), 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 14:41:12,611 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:41:12,611 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 266 of 335 [2021-10-19 14:41:12,611 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:41:12,640 INFO L129 PetriNetUnfolder]: 19/318 cut-off events. [2021-10-19 14:41:12,640 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:41:12,641 INFO L84 FinitePrefix]: Finished finitePrefix Result has 388 conditions, 318 events. 19/318 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 550 event pairs, 10 based on Foata normal form. 0/304 useless extension candidates. Maximal degree in co-relation 308. Up to 25 conditions per place. [2021-10-19 14:41:12,642 INFO L132 encePairwiseOnDemand]: 332/335 looper letters, 8 selfloop transitions, 2 changer transitions 0/235 dead transitions. [2021-10-19 14:41:12,642 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 238 places, 235 transitions, 526 flow [2021-10-19 14:41:12,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:41:12,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:41:12,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 809 transitions. [2021-10-19 14:41:12,643 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8049751243781095 [2021-10-19 14:41:12,643 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 809 transitions. [2021-10-19 14:41:12,644 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 809 transitions. [2021-10-19 14:41:12,644 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:41:12,644 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 809 transitions. [2021-10-19 14:41:12,645 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 269.6666666666667) internal successors, (809), 3 states have internal predecessors, (809), 0 states have call successors, (0), 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 14:41:12,646 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:12,646 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:12,646 INFO L186 Difference]: Start difference. First operand has 237 places, 236 transitions, 508 flow. Second operand 3 states and 809 transitions. [2021-10-19 14:41:12,646 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 238 places, 235 transitions, 526 flow [2021-10-19 14:41:12,648 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 236 places, 235 transitions, 522 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:41:12,649 INFO L242 Difference]: Finished difference. Result has 236 places, 235 transitions, 506 flow [2021-10-19 14:41:12,650 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=335, PETRI_DIFFERENCE_MINUEND_FLOW=502, PETRI_DIFFERENCE_MINUEND_PLACES=234, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=235, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=233, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=506, PETRI_PLACES=236, PETRI_TRANSITIONS=235} [2021-10-19 14:41:12,650 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, -82 predicate places. [2021-10-19 14:41:12,650 INFO L470 AbstractCegarLoop]: Abstraction has has 236 places, 235 transitions, 506 flow [2021-10-19 14:41:12,650 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 267.3333333333333) internal successors, (802), 3 states have internal predecessors, (802), 0 states have call successors, (0), 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 14:41:12,650 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:41:12,650 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:41:12,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-19 14:41:12,651 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2021-10-19 14:41:12,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:41:12,651 INFO L82 PathProgramCache]: Analyzing trace with hash -370056717, now seen corresponding path program 1 times [2021-10-19 14:41:12,651 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:41:12,651 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275332174] [2021-10-19 14:41:12,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:41:12,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:41:12,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:41:12,670 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 14:41:12,670 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:41:12,670 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275332174] [2021-10-19 14:41:12,670 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275332174] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:41:12,670 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:41:12,670 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:41:12,670 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666868537] [2021-10-19 14:41:12,671 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:41:12,671 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:41:12,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:41:12,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:41:12,672 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 266 out of 335 [2021-10-19 14:41:12,672 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 236 places, 235 transitions, 506 flow. Second operand has 3 states, 3 states have (on average 267.3333333333333) internal successors, (802), 3 states have internal predecessors, (802), 0 states have call successors, (0), 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 14:41:12,672 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:41:12,673 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 266 of 335 [2021-10-19 14:41:12,673 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:41:12,703 INFO L129 PetriNetUnfolder]: 20/325 cut-off events. [2021-10-19 14:41:12,703 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:41:12,703 INFO L84 FinitePrefix]: Finished finitePrefix Result has 398 conditions, 325 events. 20/325 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 587 event pairs, 11 based on Foata normal form. 0/312 useless extension candidates. Maximal degree in co-relation 318. Up to 26 conditions per place. [2021-10-19 14:41:12,704 INFO L132 encePairwiseOnDemand]: 332/335 looper letters, 8 selfloop transitions, 2 changer transitions 0/234 dead transitions. [2021-10-19 14:41:12,704 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 237 places, 234 transitions, 524 flow [2021-10-19 14:41:12,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:41:12,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:41:12,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 809 transitions. [2021-10-19 14:41:12,706 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8049751243781095 [2021-10-19 14:41:12,706 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 809 transitions. [2021-10-19 14:41:12,706 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 809 transitions. [2021-10-19 14:41:12,706 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:41:12,706 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 809 transitions. [2021-10-19 14:41:12,707 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 269.6666666666667) internal successors, (809), 3 states have internal predecessors, (809), 0 states have call successors, (0), 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 14:41:12,708 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:12,708 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 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 14:41:12,708 INFO L186 Difference]: Start difference. First operand has 236 places, 235 transitions, 506 flow. Second operand 3 states and 809 transitions. [2021-10-19 14:41:12,709 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 237 places, 234 transitions, 524 flow [2021-10-19 14:41:12,710 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 235 places, 234 transitions, 520 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:41:12,712 INFO L242 Difference]: Finished difference. Result has 235 places, 234 transitions, 504 flow [2021-10-19 14:41:12,712 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=335, PETRI_DIFFERENCE_MINUEND_FLOW=500, PETRI_DIFFERENCE_MINUEND_PLACES=233, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=234, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=232, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=504, PETRI_PLACES=235, PETRI_TRANSITIONS=234} [2021-10-19 14:41:12,712 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, -83 predicate places. [2021-10-19 14:41:12,712 INFO L470 AbstractCegarLoop]: Abstraction has has 235 places, 234 transitions, 504 flow [2021-10-19 14:41:12,712 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 267.3333333333333) internal successors, (802), 3 states have internal predecessors, (802), 0 states have call successors, (0), 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 14:41:12,713 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:41:12,713 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:41:12,713 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-19 14:41:12,713 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2021-10-19 14:41:12,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:41:12,713 INFO L82 PathProgramCache]: Analyzing trace with hash -1706278277, now seen corresponding path program 1 times [2021-10-19 14:41:12,713 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:41:12,713 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888971299] [2021-10-19 14:41:12,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:41:12,714 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:41:12,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:41:12,782 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 14:41:12,782 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:41:12,782 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888971299] [2021-10-19 14:41:12,783 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888971299] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:41:12,784 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:41:12,784 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-19 14:41:12,784 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814078898] [2021-10-19 14:41:12,784 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-19 14:41:12,784 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:41:12,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-19 14:41:12,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-19 14:41:12,786 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 243 out of 335 [2021-10-19 14:41:12,787 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 235 places, 234 transitions, 504 flow. Second operand has 6 states, 6 states have (on average 244.5) internal successors, (1467), 6 states have internal predecessors, (1467), 0 states have call successors, (0), 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 14:41:12,787 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:41:12,787 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 243 of 335 [2021-10-19 14:41:12,787 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:41:13,037 INFO L129 PetriNetUnfolder]: 459/1101 cut-off events. [2021-10-19 14:41:13,038 INFO L130 PetriNetUnfolder]: For 191/329 co-relation queries the response was YES. [2021-10-19 14:41:13,040 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2166 conditions, 1101 events. 459/1101 cut-off events. For 191/329 co-relation queries the response was YES. Maximal size of possible extension queue 99. Compared 5905 event pairs, 82 based on Foata normal form. 4/1021 useless extension candidates. Maximal degree in co-relation 2085. Up to 351 conditions per place. [2021-10-19 14:41:13,044 INFO L132 encePairwiseOnDemand]: 330/335 looper letters, 51 selfloop transitions, 4 changer transitions 0/257 dead transitions. [2021-10-19 14:41:13,044 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 239 places, 257 transitions, 692 flow [2021-10-19 14:41:13,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-19 14:41:13,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-10-19 14:41:13,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1504 transitions. [2021-10-19 14:41:13,047 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7482587064676617 [2021-10-19 14:41:13,047 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1504 transitions. [2021-10-19 14:41:13,047 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1504 transitions. [2021-10-19 14:41:13,047 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:41:13,047 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1504 transitions. [2021-10-19 14:41:13,049 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 250.66666666666666) internal successors, (1504), 6 states have internal predecessors, (1504), 0 states have call successors, (0), 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 14:41:13,051 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 335.0) internal successors, (2345), 7 states have internal predecessors, (2345), 0 states have call successors, (0), 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 14:41:13,051 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 335.0) internal successors, (2345), 7 states have internal predecessors, (2345), 0 states have call successors, (0), 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 14:41:13,052 INFO L186 Difference]: Start difference. First operand has 235 places, 234 transitions, 504 flow. Second operand 6 states and 1504 transitions. [2021-10-19 14:41:13,052 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 239 places, 257 transitions, 692 flow [2021-10-19 14:41:13,053 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 237 places, 257 transitions, 688 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:41:13,055 INFO L242 Difference]: Finished difference. Result has 237 places, 233 transitions, 506 flow [2021-10-19 14:41:13,056 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=335, PETRI_DIFFERENCE_MINUEND_FLOW=498, PETRI_DIFFERENCE_MINUEND_PLACES=232, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=233, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=229, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=506, PETRI_PLACES=237, PETRI_TRANSITIONS=233} [2021-10-19 14:41:13,056 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, -81 predicate places. [2021-10-19 14:41:13,056 INFO L470 AbstractCegarLoop]: Abstraction has has 237 places, 233 transitions, 506 flow [2021-10-19 14:41:13,056 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 244.5) internal successors, (1467), 6 states have internal predecessors, (1467), 0 states have call successors, (0), 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 14:41:13,056 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:41:13,056 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:41:13,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-19 14:41:13,057 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2021-10-19 14:41:13,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:41:13,057 INFO L82 PathProgramCache]: Analyzing trace with hash 1750138637, now seen corresponding path program 1 times [2021-10-19 14:41:13,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:41:13,057 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780062849] [2021-10-19 14:41:13,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:41:13,057 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:41:13,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:41:13,140 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 14:41:13,140 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:41:13,140 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780062849] [2021-10-19 14:41:13,140 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780062849] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:41:13,140 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:41:13,140 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-19 14:41:13,140 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763083702] [2021-10-19 14:41:13,140 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-19 14:41:13,140 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:41:13,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-19 14:41:13,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-19 14:41:13,142 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 243 out of 335 [2021-10-19 14:41:13,143 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 237 places, 233 transitions, 506 flow. Second operand has 6 states, 6 states have (on average 245.5) internal successors, (1473), 6 states have internal predecessors, (1473), 0 states have call successors, (0), 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 14:41:13,143 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:41:13,143 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 243 of 335 [2021-10-19 14:41:13,143 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:41:13,351 INFO L129 PetriNetUnfolder]: 405/1157 cut-off events. [2021-10-19 14:41:13,351 INFO L130 PetriNetUnfolder]: For 230/446 co-relation queries the response was YES. [2021-10-19 14:41:13,354 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2208 conditions, 1157 events. 405/1157 cut-off events. For 230/446 co-relation queries the response was YES. Maximal size of possible extension queue 84. Compared 6746 event pairs, 239 based on Foata normal form. 19/1093 useless extension candidates. Maximal degree in co-relation 2127. Up to 448 conditions per place. [2021-10-19 14:41:13,357 INFO L132 encePairwiseOnDemand]: 330/335 looper letters, 38 selfloop transitions, 4 changer transitions 0/244 dead transitions. [2021-10-19 14:41:13,358 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 241 places, 244 transitions, 620 flow [2021-10-19 14:41:13,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-19 14:41:13,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-10-19 14:41:13,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1499 transitions. [2021-10-19 14:41:13,360 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7457711442786069 [2021-10-19 14:41:13,361 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1499 transitions. [2021-10-19 14:41:13,361 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1499 transitions. [2021-10-19 14:41:13,361 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:41:13,361 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1499 transitions. [2021-10-19 14:41:13,363 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 249.83333333333334) internal successors, (1499), 6 states have internal predecessors, (1499), 0 states have call successors, (0), 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 14:41:13,365 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 335.0) internal successors, (2345), 7 states have internal predecessors, (2345), 0 states have call successors, (0), 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 14:41:13,365 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 335.0) internal successors, (2345), 7 states have internal predecessors, (2345), 0 states have call successors, (0), 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 14:41:13,366 INFO L186 Difference]: Start difference. First operand has 237 places, 233 transitions, 506 flow. Second operand 6 states and 1499 transitions. [2021-10-19 14:41:13,366 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 241 places, 244 transitions, 620 flow [2021-10-19 14:41:13,367 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 237 places, 244 transitions, 613 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-10-19 14:41:13,369 INFO L242 Difference]: Finished difference. Result has 237 places, 232 transitions, 505 flow [2021-10-19 14:41:13,369 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=335, PETRI_DIFFERENCE_MINUEND_FLOW=497, PETRI_DIFFERENCE_MINUEND_PLACES=232, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=232, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=228, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=505, PETRI_PLACES=237, PETRI_TRANSITIONS=232} [2021-10-19 14:41:13,370 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, -81 predicate places. [2021-10-19 14:41:13,370 INFO L470 AbstractCegarLoop]: Abstraction has has 237 places, 232 transitions, 505 flow [2021-10-19 14:41:13,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 245.5) internal successors, (1473), 6 states have internal predecessors, (1473), 0 states have call successors, (0), 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 14:41:13,370 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:41:13,370 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:41:13,370 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-10-19 14:41:13,370 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2021-10-19 14:41:13,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:41:13,371 INFO L82 PathProgramCache]: Analyzing trace with hash 319675117, now seen corresponding path program 1 times [2021-10-19 14:41:13,371 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:41:13,371 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893860451] [2021-10-19 14:41:13,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:41:13,371 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:41:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:41:13,452 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 14:41:13,452 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:41:13,452 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893860451] [2021-10-19 14:41:13,452 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893860451] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:41:13,452 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:41:13,452 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-19 14:41:13,452 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717025935] [2021-10-19 14:41:13,453 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-19 14:41:13,453 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:41:13,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-19 14:41:13,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-19 14:41:13,454 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 243 out of 335 [2021-10-19 14:41:13,455 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 237 places, 232 transitions, 505 flow. Second operand has 6 states, 6 states have (on average 246.5) internal successors, (1479), 6 states have internal predecessors, (1479), 0 states have call successors, (0), 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 14:41:13,455 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:41:13,455 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 243 of 335 [2021-10-19 14:41:13,455 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:41:13,623 INFO L129 PetriNetUnfolder]: 379/999 cut-off events. [2021-10-19 14:41:13,623 INFO L130 PetriNetUnfolder]: For 195/343 co-relation queries the response was YES. [2021-10-19 14:41:13,626 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1969 conditions, 999 events. 379/999 cut-off events. For 195/343 co-relation queries the response was YES. Maximal size of possible extension queue 86. Compared 5424 event pairs, 299 based on Foata normal form. 21/944 useless extension candidates. Maximal degree in co-relation 1888. Up to 575 conditions per place. [2021-10-19 14:41:13,627 INFO L132 encePairwiseOnDemand]: 330/335 looper letters, 0 selfloop transitions, 0 changer transitions 239/239 dead transitions. [2021-10-19 14:41:13,627 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 241 places, 239 transitions, 593 flow [2021-10-19 14:41:13,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-19 14:41:13,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-10-19 14:41:13,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1494 transitions. [2021-10-19 14:41:13,630 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7432835820895523 [2021-10-19 14:41:13,630 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1494 transitions. [2021-10-19 14:41:13,630 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1494 transitions. [2021-10-19 14:41:13,630 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:41:13,631 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1494 transitions. [2021-10-19 14:41:13,632 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 249.0) internal successors, (1494), 6 states have internal predecessors, (1494), 0 states have call successors, (0), 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 14:41:13,634 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 335.0) internal successors, (2345), 7 states have internal predecessors, (2345), 0 states have call successors, (0), 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 14:41:13,635 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 335.0) internal successors, (2345), 7 states have internal predecessors, (2345), 0 states have call successors, (0), 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 14:41:13,635 INFO L186 Difference]: Start difference. First operand has 237 places, 232 transitions, 505 flow. Second operand 6 states and 1494 transitions. [2021-10-19 14:41:13,635 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 241 places, 239 transitions, 593 flow [2021-10-19 14:41:13,636 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 237 places, 239 transitions, 586 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-10-19 14:41:13,637 INFO L242 Difference]: Finished difference. Result has 237 places, 0 transitions, 0 flow [2021-10-19 14:41:13,638 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=335, PETRI_DIFFERENCE_MINUEND_FLOW=496, PETRI_DIFFERENCE_MINUEND_PLACES=232, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=231, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=231, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=237, PETRI_TRANSITIONS=0} [2021-10-19 14:41:13,638 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, -81 predicate places. [2021-10-19 14:41:13,638 INFO L470 AbstractCegarLoop]: Abstraction has has 237 places, 0 transitions, 0 flow [2021-10-19 14:41:13,638 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 246.5) internal successors, (1479), 6 states have internal predecessors, (1479), 0 states have call successors, (0), 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 14:41:13,640 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,640 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,640 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,641 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,641 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,641 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,641 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,641 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,641 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,641 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,641 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,641 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,641 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,641 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,641 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,641 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,641 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,641 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,644 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,644 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,644 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,644 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,644 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,644 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,644 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,644 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,644 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,644 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,644 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,644 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,644 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,644 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,644 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,645 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,645 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,645 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,645 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,645 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,645 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,645 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,645 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,645 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,645 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,645 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,645 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,645 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-19 14:41:13,645 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-19 14:41:13,645 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-19 14:41:13,645 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,646 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,646 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,646 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,646 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,646 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,646 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,646 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,646 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,646 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,646 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,646 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,646 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,646 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,646 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,646 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,647 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,647 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,647 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,647 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,647 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,647 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,647 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,647 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,647 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,647 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,647 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,647 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,647 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,647 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,647 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,648 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,648 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,648 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,648 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,648 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,648 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,648 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,648 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,648 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,648 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,648 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,648 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,648 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,648 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,648 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,649 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,649 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,649 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,649 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,649 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:41:13,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-10-19 14:41:13,654 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-19 14:41:13,654 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-19 14:41:13,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 02:41:13 BasicIcfg [2021-10-19 14:41:13,656 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-19 14:41:13,657 INFO L168 Benchmark]: Toolchain (without parser) took 4354.98 ms. Allocated memory was 198.2 MB in the beginning and 292.6 MB in the end (delta: 94.4 MB). Free memory was 147.1 MB in the beginning and 112.6 MB in the end (delta: 34.5 MB). Peak memory consumption was 129.2 MB. Max. memory is 8.0 GB. [2021-10-19 14:41:13,657 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 198.2 MB. Free memory was 163.3 MB in the beginning and 163.2 MB in the end (delta: 72.4 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-10-19 14:41:13,657 INFO L168 Benchmark]: CACSL2BoogieTranslator took 232.49 ms. Allocated memory is still 198.2 MB. Free memory was 146.9 MB in the beginning and 170.1 MB in the end (delta: -23.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-10-19 14:41:13,657 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.71 ms. Allocated memory is still 198.2 MB. Free memory was 170.1 MB in the beginning and 167.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-10-19 14:41:13,658 INFO L168 Benchmark]: Boogie Preprocessor took 46.31 ms. Allocated memory is still 198.2 MB. Free memory was 167.0 MB in the beginning and 164.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-19 14:41:13,658 INFO L168 Benchmark]: RCFGBuilder took 1057.80 ms. Allocated memory is still 198.2 MB. Free memory was 163.8 MB in the beginning and 92.5 MB in the end (delta: 71.3 MB). Peak memory consumption was 71.3 MB. Max. memory is 8.0 GB. [2021-10-19 14:41:13,658 INFO L168 Benchmark]: TraceAbstraction took 2963.58 ms. Allocated memory was 198.2 MB in the beginning and 292.6 MB in the end (delta: 94.4 MB). Free memory was 92.0 MB in the beginning and 112.6 MB in the end (delta: -20.6 MB). Peak memory consumption was 75.3 MB. Max. memory is 8.0 GB. [2021-10-19 14:41:13,659 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 198.2 MB. Free memory was 163.3 MB in the beginning and 163.2 MB in the end (delta: 72.4 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 232.49 ms. Allocated memory is still 198.2 MB. Free memory was 146.9 MB in the beginning and 170.1 MB in the end (delta: -23.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 50.71 ms. Allocated memory is still 198.2 MB. Free memory was 170.1 MB in the beginning and 167.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 46.31 ms. Allocated memory is still 198.2 MB. Free memory was 167.0 MB in the beginning and 164.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1057.80 ms. Allocated memory is still 198.2 MB. Free memory was 163.8 MB in the beginning and 92.5 MB in the end (delta: 71.3 MB). Peak memory consumption was 71.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2963.58 ms. Allocated memory was 198.2 MB in the beginning and 292.6 MB in the end (delta: 94.4 MB). Free memory was 92.0 MB in the beginning and 112.6 MB in the end (delta: -20.6 MB). Peak memory consumption was 75.3 MB. 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: 49]: 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: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: 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: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: 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: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: 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: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: 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: 102]: 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: 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: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 119]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 119]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 119]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 119]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 142]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 142]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 172]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 145]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 145]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 148]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 149]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 150]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 151]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 156]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 158]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 160]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 160]: 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, 414 locations, 129 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 4.3ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 2783.4ms, OverallIterations: 19, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 1576.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 130.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 230 SDtfs, 31 SDslu, 0 SDs, 0 SdLazy, 377 SolverSat, 96 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 398.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 124.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=648occurred in iteration=0, InterpolantAutomatonStates: 69, 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: 44.2ms SsaConstructionTime, 192.1ms SatisfiabilityAnalysisTime, 604.0ms InterpolantComputationTime, 1886 NumberOfCodeBlocks, 1886 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 1867 ConstructedInterpolants, 0 QuantifiedInterpolants, 2393 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 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 75 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-19 14:41:13,685 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...