/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/chl-simpl-str-symm.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-5b77e9fc37942d960732eb3788a90132329d3bc4-5b77e9f [2021-10-19 14:40:09,602 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2021-10-19 14:40:09,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-19 14:40:09,656 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-19 14:40:09,657 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-19 14:40:09,658 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-19 14:40:09,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-19 14:40:09,659 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-19 14:40:09,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-19 14:40:09,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-19 14:40:09,661 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-19 14:40:09,662 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-19 14:40:09,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-19 14:40:09,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-19 14:40:09,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-10-19 14:40:09,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-19 14:40:09,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-19 14:40:09,670 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-19 14:40:09,671 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 14:40:09,683 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-19 14:40:09,683 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-19 14:40:09,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-19 14:40:09,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-19 14:40:09,684 INFO L138 SettingsManager]: * Use SBE=true [2021-10-19 14:40:09,684 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-19 14:40:09,684 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-19 14:40:09,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-19 14:40:09,684 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-19 14:40:09,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-19 14:40:09,684 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-19 14:40:09,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-19 14:40:09,685 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-19 14:40:09,685 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-19 14:40:09,685 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-19 14:40:09,685 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-19 14:40:09,685 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-19 14:40:09,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-19 14:40:09,685 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-19 14:40:09,685 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-19 14:40:09,685 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-19 14:40:09,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-19 14:40:09,685 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-19 14:40:09,686 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-19 14:40:09,686 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-19 14:40:09,686 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-19 14:40:09,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-19 14:40:09,686 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-19 14:40:09,686 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-19 14:40:09,686 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2021-10-19 14:40:09,852 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-19 14:40:09,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-19 14:40:09,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-19 14:40:09,871 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-19 14:40:09,873 INFO L275 PluginConnector]: CDTParser initialized [2021-10-19 14:40:09,874 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-simpl-str-symm.wvr.c [2021-10-19 14:40:09,932 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cab3a8dc4/ddf335064bcb43208c3d1bd2f1036683/FLAG660880961 [2021-10-19 14:40:10,327 INFO L306 CDTParser]: Found 1 translation units. [2021-10-19 14:40:10,327 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-simpl-str-symm.wvr.c [2021-10-19 14:40:10,333 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cab3a8dc4/ddf335064bcb43208c3d1bd2f1036683/FLAG660880961 [2021-10-19 14:40:10,341 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cab3a8dc4/ddf335064bcb43208c3d1bd2f1036683 [2021-10-19 14:40:10,343 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-19 14:40:10,344 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-19 14:40:10,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-19 14:40:10,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-19 14:40:10,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-19 14:40:10,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 02:40:10" (1/1) ... [2021-10-19 14:40:10,348 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11fd88d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:40:10, skipping insertion in model container [2021-10-19 14:40:10,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 02:40:10" (1/1) ... [2021-10-19 14:40:10,353 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-19 14:40:10,365 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-19 14:40:10,498 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/chl-simpl-str-symm.wvr.c[2303,2316] [2021-10-19 14:40:10,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-19 14:40:10,505 INFO L203 MainTranslator]: Completed pre-run [2021-10-19 14:40:10,524 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/chl-simpl-str-symm.wvr.c[2303,2316] [2021-10-19 14:40:10,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-19 14:40:10,534 INFO L208 MainTranslator]: Completed translation [2021-10-19 14:40:10,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:40:10 WrapperNode [2021-10-19 14:40:10,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-19 14:40:10,538 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-19 14:40:10,538 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-19 14:40:10,538 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-19 14:40:10,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:40:10" (1/1) ... [2021-10-19 14:40:10,550 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:40:10" (1/1) ... [2021-10-19 14:40:10,570 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-19 14:40:10,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-19 14:40:10,571 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-19 14:40:10,571 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-19 14:40:10,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:40:10" (1/1) ... [2021-10-19 14:40:10,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:40:10" (1/1) ... [2021-10-19 14:40:10,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:40:10" (1/1) ... [2021-10-19 14:40:10,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:40:10" (1/1) ... [2021-10-19 14:40:10,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:40:10" (1/1) ... [2021-10-19 14:40:10,586 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:40:10" (1/1) ... [2021-10-19 14:40:10,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:40:10" (1/1) ... [2021-10-19 14:40:10,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-19 14:40:10,589 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-19 14:40:10,589 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-19 14:40:10,589 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-19 14:40:10,590 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:40:10" (1/1) ... [2021-10-19 14:40:10,594 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-19 14:40:10,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-19 14:40:10,609 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 14:40:10,625 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 14:40:10,640 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-19 14:40:10,640 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-19 14:40:10,641 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-19 14:40:10,641 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-19 14:40:10,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-19 14:40:10,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-19 14:40:10,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-19 14:40:10,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-19 14:40:10,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-19 14:40:10,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-19 14:40:10,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-19 14:40:10,642 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 14:40:11,094 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-19 14:40:11,094 INFO L299 CfgBuilder]: Removed 22 assume(true) statements. [2021-10-19 14:40:11,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:40:11 BoogieIcfgContainer [2021-10-19 14:40:11,095 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-19 14:40:11,096 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-19 14:40:11,096 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-19 14:40:11,105 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-19 14:40:11,105 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 02:40:10" (1/3) ... [2021-10-19 14:40:11,105 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7eebac28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 02:40:11, skipping insertion in model container [2021-10-19 14:40:11,105 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:40:10" (2/3) ... [2021-10-19 14:40:11,106 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7eebac28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 02:40:11, skipping insertion in model container [2021-10-19 14:40:11,106 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:40:11" (3/3) ... [2021-10-19 14:40:11,107 INFO L111 eAbstractionObserver]: Analyzing ICFG chl-simpl-str-symm.wvr.c [2021-10-19 14:40:11,110 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-19 14:40:11,110 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 24 error locations. [2021-10-19 14:40:11,110 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-19 14:40:11,143 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,144 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,144 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,144 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,144 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,144 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,144 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,144 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,145 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,145 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,145 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,145 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,145 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,145 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,146 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,146 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,146 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,146 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,146 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,147 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,147 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,147 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,147 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,147 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,147 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,148 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,148 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,148 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,148 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,148 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,148 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,149 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,149 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,149 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,149 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,149 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,149 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,149 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,149 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,150 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,150 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,150 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,150 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,150 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,154 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,154 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,155 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,155 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,155 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,155 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,155 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,155 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,155 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,155 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,155 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,155 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,156 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,156 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,156 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,156 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,156 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,156 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,156 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,156 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,156 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,156 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,156 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,157 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,157 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,157 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,157 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,157 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,157 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,157 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,157 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,157 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,157 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,157 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,158 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,158 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,158 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,158 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,158 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,159 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,159 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,159 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,159 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,159 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,159 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,159 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,159 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,159 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,159 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,159 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,160 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,160 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,160 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,160 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,160 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,160 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,160 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,160 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,160 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,160 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,161 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,161 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,162 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,162 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,162 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,162 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,162 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,162 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,162 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,162 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,162 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,162 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,162 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,163 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,163 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,163 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,163 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,163 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,163 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,163 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,163 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,163 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,164 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,164 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,164 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,164 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,164 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,164 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,164 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,164 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,164 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,164 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,164 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,165 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,165 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,165 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,165 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,165 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,165 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,165 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,165 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,165 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,165 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,165 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,165 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,166 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,166 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,166 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,166 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,166 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,166 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,166 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,166 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,166 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,166 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,166 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,166 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,167 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,167 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,167 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,167 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,167 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,167 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,167 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,167 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,167 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,167 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,167 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,168 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,168 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,168 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,168 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,168 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,169 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,169 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,169 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,169 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,169 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,169 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,169 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,169 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,169 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,169 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,169 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,170 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,170 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,170 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,170 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,170 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,170 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,170 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,170 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,170 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,170 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,170 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,171 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,171 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,171 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,171 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,174 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,174 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,174 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,174 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,174 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,178 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,178 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,178 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,178 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,178 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,178 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,178 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,178 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,179 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,179 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,179 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,180 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,180 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,180 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,183 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,184 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,184 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,184 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,185 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,185 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,187 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,187 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,187 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,188 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,188 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,188 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,188 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,188 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:40:11,192 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-10-19 14:40:11,224 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-19 14:40:11,229 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 14:40:11,229 INFO L340 AbstractCegarLoop]: Starting to check reachability of 38 error locations. [2021-10-19 14:40:11,244 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 249 places, 258 transitions, 532 flow [2021-10-19 14:40:11,337 INFO L129 PetriNetUnfolder]: 16/256 cut-off events. [2021-10-19 14:40:11,337 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-10-19 14:40:11,344 INFO L84 FinitePrefix]: Finished finitePrefix Result has 265 conditions, 256 events. 16/256 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 478 event pairs, 0 based on Foata normal form. 0/216 useless extension candidates. Maximal degree in co-relation 137. Up to 2 conditions per place. [2021-10-19 14:40:11,344 INFO L82 GeneralOperation]: Start removeDead. Operand has 249 places, 258 transitions, 532 flow [2021-10-19 14:40:11,352 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 231 places, 238 transitions, 488 flow [2021-10-19 14:40:11,361 INFO L129 PetriNetUnfolder]: 0/22 cut-off events. [2021-10-19 14:40:11,361 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:40:11,361 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:40:11,362 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] [2021-10-19 14:40:11,362 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-10-19 14:40:11,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:40:11,366 INFO L82 PathProgramCache]: Analyzing trace with hash 1597342405, now seen corresponding path program 1 times [2021-10-19 14:40:11,371 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:40:11,371 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660821291] [2021-10-19 14:40:11,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:40:11,372 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:40:11,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:40:11,508 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 14:40:11,509 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:40:11,509 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660821291] [2021-10-19 14:40:11,509 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660821291] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:40:11,509 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:40:11,510 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:40:11,511 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498871126] [2021-10-19 14:40:11,516 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:40:11,517 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:40:11,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:40:11,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:40:11,533 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 235 out of 258 [2021-10-19 14:40:11,536 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 231 places, 238 transitions, 488 flow. Second operand has 3 states, 3 states have (on average 236.33333333333334) internal successors, (709), 3 states have internal predecessors, (709), 0 states have call successors, (0), 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 14:40:11,536 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:40:11,536 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 235 of 258 [2021-10-19 14:40:11,537 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:40:11,635 INFO L129 PetriNetUnfolder]: 41/531 cut-off events. [2021-10-19 14:40:11,635 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-10-19 14:40:11,640 INFO L84 FinitePrefix]: Finished finitePrefix Result has 593 conditions, 531 events. 41/531 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 2616 event pairs, 18 based on Foata normal form. 16/450 useless extension candidates. Maximal degree in co-relation 480. Up to 49 conditions per place. [2021-10-19 14:40:11,643 INFO L132 encePairwiseOnDemand]: 249/258 looper letters, 12 selfloop transitions, 2 changer transitions 2/231 dead transitions. [2021-10-19 14:40:11,643 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 232 places, 231 transitions, 502 flow [2021-10-19 14:40:11,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:40:11,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:40:11,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 726 transitions. [2021-10-19 14:40:11,658 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.937984496124031 [2021-10-19 14:40:11,658 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 726 transitions. [2021-10-19 14:40:11,659 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 726 transitions. [2021-10-19 14:40:11,662 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:40:11,663 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 726 transitions. [2021-10-19 14:40:11,668 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 242.0) internal successors, (726), 3 states have internal predecessors, (726), 0 states have call successors, (0), 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 14:40:11,678 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:11,679 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:11,680 INFO L186 Difference]: Start difference. First operand has 231 places, 238 transitions, 488 flow. Second operand 3 states and 726 transitions. [2021-10-19 14:40:11,681 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 232 places, 231 transitions, 502 flow [2021-10-19 14:40:11,685 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 228 places, 231 transitions, 494 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-10-19 14:40:11,689 INFO L242 Difference]: Finished difference. Result has 228 places, 229 transitions, 466 flow [2021-10-19 14:40:11,691 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=258, PETRI_DIFFERENCE_MINUEND_FLOW=466, PETRI_DIFFERENCE_MINUEND_PLACES=226, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=231, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=229, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=466, PETRI_PLACES=228, PETRI_TRANSITIONS=229} [2021-10-19 14:40:11,692 INFO L334 CegarLoopForPetriNet]: 231 programPoint places, -3 predicate places. [2021-10-19 14:40:11,692 INFO L470 AbstractCegarLoop]: Abstraction has has 228 places, 229 transitions, 466 flow [2021-10-19 14:40:11,693 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 236.33333333333334) internal successors, (709), 3 states have internal predecessors, (709), 0 states have call successors, (0), 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 14:40:11,693 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:40:11,693 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 14:40:11,694 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-19 14:40:11,695 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-10-19 14:40:11,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:40:11,695 INFO L82 PathProgramCache]: Analyzing trace with hash -1447813539, now seen corresponding path program 1 times [2021-10-19 14:40:11,696 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:40:11,696 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820134739] [2021-10-19 14:40:11,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:40:11,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:40:11,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:40:11,760 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 14:40:11,761 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:40:11,761 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820134739] [2021-10-19 14:40:11,761 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820134739] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:40:11,761 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:40:11,761 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:40:11,761 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864714231] [2021-10-19 14:40:11,763 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:40:11,763 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:40:11,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:40:11,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:40:11,766 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 258 [2021-10-19 14:40:11,781 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 228 places, 229 transitions, 466 flow. Second operand has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 0 states have call successors, (0), 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 14:40:11,781 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:40:11,782 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 258 [2021-10-19 14:40:11,782 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:40:11,823 INFO L129 PetriNetUnfolder]: 18/387 cut-off events. [2021-10-19 14:40:11,824 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:40:11,826 INFO L84 FinitePrefix]: Finished finitePrefix Result has 423 conditions, 387 events. 18/387 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1290 event pairs, 9 based on Foata normal form. 0/331 useless extension candidates. Maximal degree in co-relation 393. Up to 28 conditions per place. [2021-10-19 14:40:11,827 INFO L132 encePairwiseOnDemand]: 255/258 looper letters, 9 selfloop transitions, 2 changer transitions 0/228 dead transitions. [2021-10-19 14:40:11,827 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 227 places, 228 transitions, 486 flow [2021-10-19 14:40:11,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:40:11,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:40:11,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 726 transitions. [2021-10-19 14:40:11,829 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.937984496124031 [2021-10-19 14:40:11,829 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 726 transitions. [2021-10-19 14:40:11,829 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 726 transitions. [2021-10-19 14:40:11,829 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:40:11,829 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 726 transitions. [2021-10-19 14:40:11,831 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 242.0) internal successors, (726), 3 states have internal predecessors, (726), 0 states have call successors, (0), 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 14:40:11,832 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:11,832 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:11,832 INFO L186 Difference]: Start difference. First operand has 228 places, 229 transitions, 466 flow. Second operand 3 states and 726 transitions. [2021-10-19 14:40:11,833 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 227 places, 228 transitions, 486 flow [2021-10-19 14:40:11,834 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 225 places, 228 transitions, 482 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:40:11,837 INFO L242 Difference]: Finished difference. Result has 225 places, 228 transitions, 464 flow [2021-10-19 14:40:11,837 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=258, PETRI_DIFFERENCE_MINUEND_FLOW=460, PETRI_DIFFERENCE_MINUEND_PLACES=223, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=228, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=226, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=464, PETRI_PLACES=225, PETRI_TRANSITIONS=228} [2021-10-19 14:40:11,837 INFO L334 CegarLoopForPetriNet]: 231 programPoint places, -6 predicate places. [2021-10-19 14:40:11,838 INFO L470 AbstractCegarLoop]: Abstraction has has 225 places, 228 transitions, 464 flow [2021-10-19 14:40:11,838 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 0 states have call successors, (0), 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 14:40:11,838 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:40:11,838 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 14:40:11,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-19 14:40:11,839 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-10-19 14:40:11,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:40:11,839 INFO L82 PathProgramCache]: Analyzing trace with hash -2123073751, now seen corresponding path program 1 times [2021-10-19 14:40:11,839 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:40:11,839 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043820357] [2021-10-19 14:40:11,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:40:11,840 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:40:11,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:40:11,863 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 14:40:11,864 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:40:11,864 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043820357] [2021-10-19 14:40:11,864 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043820357] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:40:11,864 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:40:11,864 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:40:11,864 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429613670] [2021-10-19 14:40:11,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:40:11,865 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:40:11,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:40:11,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:40:11,866 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 235 out of 258 [2021-10-19 14:40:11,867 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 225 places, 228 transitions, 464 flow. Second operand has 3 states, 3 states have (on average 236.33333333333334) internal successors, (709), 3 states have internal predecessors, (709), 0 states have call successors, (0), 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 14:40:11,867 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:40:11,867 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 235 of 258 [2021-10-19 14:40:11,867 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:40:11,925 INFO L129 PetriNetUnfolder]: 47/642 cut-off events. [2021-10-19 14:40:11,925 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:40:11,928 INFO L84 FinitePrefix]: Finished finitePrefix Result has 699 conditions, 642 events. 47/642 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 3802 event pairs, 18 based on Foata normal form. 0/524 useless extension candidates. Maximal degree in co-relation 662. Up to 49 conditions per place. [2021-10-19 14:40:11,930 INFO L132 encePairwiseOnDemand]: 255/258 looper letters, 12 selfloop transitions, 2 changer transitions 0/227 dead transitions. [2021-10-19 14:40:11,930 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 226 places, 227 transitions, 490 flow [2021-10-19 14:40:11,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:40:11,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:40:11,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 720 transitions. [2021-10-19 14:40:11,932 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9302325581395349 [2021-10-19 14:40:11,932 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 720 transitions. [2021-10-19 14:40:11,932 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 720 transitions. [2021-10-19 14:40:11,932 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:40:11,932 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 720 transitions. [2021-10-19 14:40:11,933 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 240.0) internal successors, (720), 3 states have internal predecessors, (720), 0 states have call successors, (0), 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 14:40:11,934 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:11,935 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:11,935 INFO L186 Difference]: Start difference. First operand has 225 places, 228 transitions, 464 flow. Second operand 3 states and 720 transitions. [2021-10-19 14:40:11,935 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 226 places, 227 transitions, 490 flow [2021-10-19 14:40:11,936 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 224 places, 227 transitions, 486 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:40:11,938 INFO L242 Difference]: Finished difference. Result has 224 places, 227 transitions, 462 flow [2021-10-19 14:40:11,939 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=258, PETRI_DIFFERENCE_MINUEND_FLOW=458, PETRI_DIFFERENCE_MINUEND_PLACES=222, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=227, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=225, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=462, PETRI_PLACES=224, PETRI_TRANSITIONS=227} [2021-10-19 14:40:11,939 INFO L334 CegarLoopForPetriNet]: 231 programPoint places, -7 predicate places. [2021-10-19 14:40:11,939 INFO L470 AbstractCegarLoop]: Abstraction has has 224 places, 227 transitions, 462 flow [2021-10-19 14:40:11,940 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 236.33333333333334) internal successors, (709), 3 states have internal predecessors, (709), 0 states have call successors, (0), 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 14:40:11,940 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:40:11,940 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 14:40:11,940 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-19 14:40:11,940 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-10-19 14:40:11,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:40:11,940 INFO L82 PathProgramCache]: Analyzing trace with hash 1622405092, now seen corresponding path program 1 times [2021-10-19 14:40:11,940 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:40:11,941 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631911318] [2021-10-19 14:40:11,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:40:11,941 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:40:11,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:40:11,964 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 14:40:11,964 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:40:11,964 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631911318] [2021-10-19 14:40:11,964 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631911318] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:40:11,964 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:40:11,964 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:40:11,964 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264465428] [2021-10-19 14:40:11,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:40:11,965 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:40:11,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:40:11,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:40:11,966 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 258 [2021-10-19 14:40:11,967 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 224 places, 227 transitions, 462 flow. Second operand has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 0 states have call successors, (0), 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 14:40:11,967 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:40:11,967 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 258 [2021-10-19 14:40:11,967 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:40:12,003 INFO L129 PetriNetUnfolder]: 18/391 cut-off events. [2021-10-19 14:40:12,003 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:40:12,004 INFO L84 FinitePrefix]: Finished finitePrefix Result has 427 conditions, 391 events. 18/391 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1346 event pairs, 9 based on Foata normal form. 0/335 useless extension candidates. Maximal degree in co-relation 383. Up to 28 conditions per place. [2021-10-19 14:40:12,006 INFO L132 encePairwiseOnDemand]: 255/258 looper letters, 9 selfloop transitions, 2 changer transitions 0/226 dead transitions. [2021-10-19 14:40:12,006 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 225 places, 226 transitions, 482 flow [2021-10-19 14:40:12,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:40:12,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:40:12,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 726 transitions. [2021-10-19 14:40:12,007 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.937984496124031 [2021-10-19 14:40:12,007 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 726 transitions. [2021-10-19 14:40:12,007 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 726 transitions. [2021-10-19 14:40:12,008 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:40:12,008 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 726 transitions. [2021-10-19 14:40:12,009 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 242.0) internal successors, (726), 3 states have internal predecessors, (726), 0 states have call successors, (0), 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 14:40:12,010 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:12,011 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:12,011 INFO L186 Difference]: Start difference. First operand has 224 places, 227 transitions, 462 flow. Second operand 3 states and 726 transitions. [2021-10-19 14:40:12,011 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 225 places, 226 transitions, 482 flow [2021-10-19 14:40:12,012 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 223 places, 226 transitions, 478 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:40:12,014 INFO L242 Difference]: Finished difference. Result has 223 places, 226 transitions, 460 flow [2021-10-19 14:40:12,014 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=258, PETRI_DIFFERENCE_MINUEND_FLOW=456, PETRI_DIFFERENCE_MINUEND_PLACES=221, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=226, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=224, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=460, PETRI_PLACES=223, PETRI_TRANSITIONS=226} [2021-10-19 14:40:12,014 INFO L334 CegarLoopForPetriNet]: 231 programPoint places, -8 predicate places. [2021-10-19 14:40:12,014 INFO L470 AbstractCegarLoop]: Abstraction has has 223 places, 226 transitions, 460 flow [2021-10-19 14:40:12,015 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 0 states have call successors, (0), 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 14:40:12,015 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:40:12,015 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:40:12,015 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-19 14:40:12,015 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-10-19 14:40:12,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:40:12,016 INFO L82 PathProgramCache]: Analyzing trace with hash 275158278, now seen corresponding path program 1 times [2021-10-19 14:40:12,016 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:40:12,016 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346056226] [2021-10-19 14:40:12,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:40:12,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:40:12,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:40:12,043 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 14:40:12,043 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:40:12,043 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346056226] [2021-10-19 14:40:12,043 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346056226] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:40:12,043 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:40:12,043 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:40:12,059 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068658841] [2021-10-19 14:40:12,060 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:40:12,060 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:40:12,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:40:12,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:40:12,061 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 258 [2021-10-19 14:40:12,062 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 223 places, 226 transitions, 460 flow. Second operand has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 0 states have call successors, (0), 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 14:40:12,062 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:40:12,062 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 258 [2021-10-19 14:40:12,062 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:40:12,101 INFO L129 PetriNetUnfolder]: 28/457 cut-off events. [2021-10-19 14:40:12,101 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:40:12,103 INFO L84 FinitePrefix]: Finished finitePrefix Result has 488 conditions, 457 events. 28/457 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2052 event pairs, 4 based on Foata normal form. 0/391 useless extension candidates. Maximal degree in co-relation 436. Up to 22 conditions per place. [2021-10-19 14:40:12,104 INFO L132 encePairwiseOnDemand]: 252/258 looper letters, 8 selfloop transitions, 3 changer transitions 0/226 dead transitions. [2021-10-19 14:40:12,104 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 222 places, 226 transitions, 482 flow [2021-10-19 14:40:12,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:40:12,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:40:12,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 728 transitions. [2021-10-19 14:40:12,106 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9405684754521964 [2021-10-19 14:40:12,107 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 728 transitions. [2021-10-19 14:40:12,107 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 728 transitions. [2021-10-19 14:40:12,107 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:40:12,107 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 728 transitions. [2021-10-19 14:40:12,108 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 242.66666666666666) internal successors, (728), 3 states have internal predecessors, (728), 0 states have call successors, (0), 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 14:40:12,110 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:12,110 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:12,110 INFO L186 Difference]: Start difference. First operand has 223 places, 226 transitions, 460 flow. Second operand 3 states and 728 transitions. [2021-10-19 14:40:12,110 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 222 places, 226 transitions, 482 flow [2021-10-19 14:40:12,112 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 220 places, 226 transitions, 478 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:40:12,114 INFO L242 Difference]: Finished difference. Result has 221 places, 226 transitions, 471 flow [2021-10-19 14:40:12,114 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=258, PETRI_DIFFERENCE_MINUEND_FLOW=450, PETRI_DIFFERENCE_MINUEND_PLACES=218, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=223, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=220, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=471, PETRI_PLACES=221, PETRI_TRANSITIONS=226} [2021-10-19 14:40:12,114 INFO L334 CegarLoopForPetriNet]: 231 programPoint places, -10 predicate places. [2021-10-19 14:40:12,114 INFO L470 AbstractCegarLoop]: Abstraction has has 221 places, 226 transitions, 471 flow [2021-10-19 14:40:12,115 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 0 states have call successors, (0), 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 14:40:12,115 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:40:12,115 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:40:12,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-19 14:40:12,115 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-10-19 14:40:12,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:40:12,115 INFO L82 PathProgramCache]: Analyzing trace with hash -1851699390, now seen corresponding path program 1 times [2021-10-19 14:40:12,116 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:40:12,116 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881150329] [2021-10-19 14:40:12,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:40:12,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:40:12,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:40:12,164 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 14:40:12,164 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:40:12,164 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881150329] [2021-10-19 14:40:12,164 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881150329] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:40:12,164 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:40:12,164 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:40:12,165 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393050812] [2021-10-19 14:40:12,165 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:40:12,165 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:40:12,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:40:12,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:40:12,167 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 258 [2021-10-19 14:40:12,167 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 221 places, 226 transitions, 471 flow. Second operand has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 0 states have call successors, (0), 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 14:40:12,167 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:40:12,167 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 258 [2021-10-19 14:40:12,167 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:40:12,238 INFO L129 PetriNetUnfolder]: 36/551 cut-off events. [2021-10-19 14:40:12,238 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:40:12,240 INFO L84 FinitePrefix]: Finished finitePrefix Result has 598 conditions, 551 events. 36/551 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 2972 event pairs, 4 based on Foata normal form. 0/476 useless extension candidates. Maximal degree in co-relation 482. Up to 22 conditions per place. [2021-10-19 14:40:12,241 INFO L132 encePairwiseOnDemand]: 252/258 looper letters, 8 selfloop transitions, 3 changer transitions 0/226 dead transitions. [2021-10-19 14:40:12,242 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 220 places, 226 transitions, 493 flow [2021-10-19 14:40:12,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:40:12,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:40:12,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 728 transitions. [2021-10-19 14:40:12,243 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9405684754521964 [2021-10-19 14:40:12,243 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 728 transitions. [2021-10-19 14:40:12,243 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 728 transitions. [2021-10-19 14:40:12,244 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:40:12,244 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 728 transitions. [2021-10-19 14:40:12,245 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 242.66666666666666) internal successors, (728), 3 states have internal predecessors, (728), 0 states have call successors, (0), 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 14:40:12,246 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:12,246 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:12,247 INFO L186 Difference]: Start difference. First operand has 221 places, 226 transitions, 471 flow. Second operand 3 states and 728 transitions. [2021-10-19 14:40:12,247 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 220 places, 226 transitions, 493 flow [2021-10-19 14:40:12,248 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 220 places, 226 transitions, 493 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-10-19 14:40:12,250 INFO L242 Difference]: Finished difference. Result has 221 places, 226 transitions, 486 flow [2021-10-19 14:40:12,251 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=258, PETRI_DIFFERENCE_MINUEND_FLOW=465, PETRI_DIFFERENCE_MINUEND_PLACES=218, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=223, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=220, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=486, PETRI_PLACES=221, PETRI_TRANSITIONS=226} [2021-10-19 14:40:12,251 INFO L334 CegarLoopForPetriNet]: 231 programPoint places, -10 predicate places. [2021-10-19 14:40:12,251 INFO L470 AbstractCegarLoop]: Abstraction has has 221 places, 226 transitions, 486 flow [2021-10-19 14:40:12,252 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 0 states have call successors, (0), 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 14:40:12,252 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:40:12,252 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 14:40:12,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-19 14:40:12,252 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-10-19 14:40:12,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:40:12,253 INFO L82 PathProgramCache]: Analyzing trace with hash 613654352, now seen corresponding path program 1 times [2021-10-19 14:40:12,253 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:40:12,253 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398249535] [2021-10-19 14:40:12,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:40:12,253 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:40:12,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:40:12,308 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 14:40:12,309 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:40:12,309 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398249535] [2021-10-19 14:40:12,309 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1398249535] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:40:12,309 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:40:12,309 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:40:12,309 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311348594] [2021-10-19 14:40:12,309 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:40:12,309 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:40:12,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:40:12,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:40:12,310 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 241 out of 258 [2021-10-19 14:40:12,311 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 221 places, 226 transitions, 486 flow. Second operand has 3 states, 3 states have (on average 242.33333333333334) internal successors, (727), 3 states have internal predecessors, (727), 0 states have call successors, (0), 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 14:40:12,311 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:40:12,311 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 241 of 258 [2021-10-19 14:40:12,311 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:40:12,361 INFO L129 PetriNetUnfolder]: 24/608 cut-off events. [2021-10-19 14:40:12,361 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:40:12,362 INFO L84 FinitePrefix]: Finished finitePrefix Result has 658 conditions, 608 events. 24/608 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 2790 event pairs, 2 based on Foata normal form. 0/539 useless extension candidates. Maximal degree in co-relation 527. Up to 18 conditions per place. [2021-10-19 14:40:12,364 INFO L132 encePairwiseOnDemand]: 254/258 looper letters, 6 selfloop transitions, 2 changer transitions 0/226 dead transitions. [2021-10-19 14:40:12,364 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 221 places, 226 transitions, 502 flow [2021-10-19 14:40:12,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:40:12,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:40:12,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 733 transitions. [2021-10-19 14:40:12,366 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9470284237726099 [2021-10-19 14:40:12,366 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 733 transitions. [2021-10-19 14:40:12,366 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 733 transitions. [2021-10-19 14:40:12,366 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:40:12,366 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 733 transitions. [2021-10-19 14:40:12,368 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 244.33333333333334) internal successors, (733), 3 states have internal predecessors, (733), 0 states have call successors, (0), 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 14:40:12,369 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:12,369 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:12,369 INFO L186 Difference]: Start difference. First operand has 221 places, 226 transitions, 486 flow. Second operand 3 states and 733 transitions. [2021-10-19 14:40:12,369 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 221 places, 226 transitions, 502 flow [2021-10-19 14:40:12,371 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 221 places, 226 transitions, 502 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-10-19 14:40:12,373 INFO L242 Difference]: Finished difference. Result has 222 places, 226 transitions, 496 flow [2021-10-19 14:40:12,373 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=258, PETRI_DIFFERENCE_MINUEND_FLOW=482, PETRI_DIFFERENCE_MINUEND_PLACES=219, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=224, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=222, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=496, PETRI_PLACES=222, PETRI_TRANSITIONS=226} [2021-10-19 14:40:12,373 INFO L334 CegarLoopForPetriNet]: 231 programPoint places, -9 predicate places. [2021-10-19 14:40:12,373 INFO L470 AbstractCegarLoop]: Abstraction has has 222 places, 226 transitions, 496 flow [2021-10-19 14:40:12,374 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 242.33333333333334) internal successors, (727), 3 states have internal predecessors, (727), 0 states have call successors, (0), 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 14:40:12,374 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:40:12,374 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] [2021-10-19 14:40:12,374 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-19 14:40:12,374 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-10-19 14:40:12,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:40:12,374 INFO L82 PathProgramCache]: Analyzing trace with hash 1311333011, now seen corresponding path program 1 times [2021-10-19 14:40:12,374 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:40:12,374 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752582109] [2021-10-19 14:40:12,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:40:12,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:40:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:40:12,406 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 14:40:12,406 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:40:12,407 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752582109] [2021-10-19 14:40:12,407 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752582109] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:40:12,407 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:40:12,407 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:40:12,407 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064879559] [2021-10-19 14:40:12,408 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:40:12,408 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:40:12,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:40:12,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:40:12,409 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 241 out of 258 [2021-10-19 14:40:12,409 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 222 places, 226 transitions, 496 flow. Second operand has 3 states, 3 states have (on average 242.33333333333334) internal successors, (727), 3 states have internal predecessors, (727), 0 states have call successors, (0), 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 14:40:12,410 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:40:12,410 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 241 of 258 [2021-10-19 14:40:12,410 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:40:12,463 INFO L129 PetriNetUnfolder]: 25/639 cut-off events. [2021-10-19 14:40:12,463 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:40:12,465 INFO L84 FinitePrefix]: Finished finitePrefix Result has 704 conditions, 639 events. 25/639 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 3089 event pairs, 2 based on Foata normal form. 0/573 useless extension candidates. Maximal degree in co-relation 571. Up to 18 conditions per place. [2021-10-19 14:40:12,467 INFO L132 encePairwiseOnDemand]: 254/258 looper letters, 6 selfloop transitions, 2 changer transitions 0/226 dead transitions. [2021-10-19 14:40:12,467 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 222 places, 226 transitions, 512 flow [2021-10-19 14:40:12,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:40:12,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:40:12,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 733 transitions. [2021-10-19 14:40:12,468 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9470284237726099 [2021-10-19 14:40:12,469 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 733 transitions. [2021-10-19 14:40:12,469 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 733 transitions. [2021-10-19 14:40:12,469 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:40:12,469 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 733 transitions. [2021-10-19 14:40:12,470 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 244.33333333333334) internal successors, (733), 3 states have internal predecessors, (733), 0 states have call successors, (0), 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 14:40:12,471 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:12,472 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:12,473 INFO L186 Difference]: Start difference. First operand has 222 places, 226 transitions, 496 flow. Second operand 3 states and 733 transitions. [2021-10-19 14:40:12,473 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 222 places, 226 transitions, 512 flow [2021-10-19 14:40:12,475 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 222 places, 226 transitions, 512 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-10-19 14:40:12,477 INFO L242 Difference]: Finished difference. Result has 223 places, 226 transitions, 506 flow [2021-10-19 14:40:12,477 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=258, PETRI_DIFFERENCE_MINUEND_FLOW=492, PETRI_DIFFERENCE_MINUEND_PLACES=220, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=224, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=222, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=506, PETRI_PLACES=223, PETRI_TRANSITIONS=226} [2021-10-19 14:40:12,478 INFO L334 CegarLoopForPetriNet]: 231 programPoint places, -8 predicate places. [2021-10-19 14:40:12,478 INFO L470 AbstractCegarLoop]: Abstraction has has 223 places, 226 transitions, 506 flow [2021-10-19 14:40:12,478 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 242.33333333333334) internal successors, (727), 3 states have internal predecessors, (727), 0 states have call successors, (0), 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 14:40:12,478 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:40:12,478 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] [2021-10-19 14:40:12,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-19 14:40:12,478 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-10-19 14:40:12,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:40:12,479 INFO L82 PathProgramCache]: Analyzing trace with hash -1551094380, now seen corresponding path program 1 times [2021-10-19 14:40:12,479 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:40:12,479 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258937434] [2021-10-19 14:40:12,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:40:12,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:40:12,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:40:12,520 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 14:40:12,520 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:40:12,520 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258937434] [2021-10-19 14:40:12,520 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258937434] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:40:12,520 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:40:12,520 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:40:12,521 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158040180] [2021-10-19 14:40:12,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:40:12,521 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:40:12,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:40:12,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:40:12,524 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 235 out of 258 [2021-10-19 14:40:12,525 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 223 places, 226 transitions, 506 flow. Second operand has 3 states, 3 states have (on average 236.33333333333334) internal successors, (709), 3 states have internal predecessors, (709), 0 states have call successors, (0), 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 14:40:12,525 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:40:12,525 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 235 of 258 [2021-10-19 14:40:12,525 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:40:12,580 INFO L129 PetriNetUnfolder]: 22/557 cut-off events. [2021-10-19 14:40:12,580 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:40:12,582 INFO L84 FinitePrefix]: Finished finitePrefix Result has 641 conditions, 557 events. 22/557 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 2400 event pairs, 0 based on Foata normal form. 0/500 useless extension candidates. Maximal degree in co-relation 508. Up to 24 conditions per place. [2021-10-19 14:40:12,585 INFO L132 encePairwiseOnDemand]: 255/258 looper letters, 12 selfloop transitions, 2 changer transitions 0/225 dead transitions. [2021-10-19 14:40:12,585 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 224 places, 225 transitions, 532 flow [2021-10-19 14:40:12,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:40:12,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:40:12,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 720 transitions. [2021-10-19 14:40:12,586 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9302325581395349 [2021-10-19 14:40:12,586 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 720 transitions. [2021-10-19 14:40:12,586 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 720 transitions. [2021-10-19 14:40:12,587 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:40:12,587 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 720 transitions. [2021-10-19 14:40:12,588 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 240.0) internal successors, (720), 3 states have internal predecessors, (720), 0 states have call successors, (0), 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 14:40:12,589 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:12,589 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:12,589 INFO L186 Difference]: Start difference. First operand has 223 places, 226 transitions, 506 flow. Second operand 3 states and 720 transitions. [2021-10-19 14:40:12,589 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 224 places, 225 transitions, 532 flow [2021-10-19 14:40:12,591 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 224 places, 225 transitions, 532 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-10-19 14:40:12,593 INFO L242 Difference]: Finished difference. Result has 224 places, 225 transitions, 508 flow [2021-10-19 14:40:12,593 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=258, PETRI_DIFFERENCE_MINUEND_FLOW=504, PETRI_DIFFERENCE_MINUEND_PLACES=222, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=225, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=223, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=508, PETRI_PLACES=224, PETRI_TRANSITIONS=225} [2021-10-19 14:40:12,593 INFO L334 CegarLoopForPetriNet]: 231 programPoint places, -7 predicate places. [2021-10-19 14:40:12,593 INFO L470 AbstractCegarLoop]: Abstraction has has 224 places, 225 transitions, 508 flow [2021-10-19 14:40:12,594 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 236.33333333333334) internal successors, (709), 3 states have internal predecessors, (709), 0 states have call successors, (0), 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 14:40:12,594 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:40:12,594 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] [2021-10-19 14:40:12,594 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-19 14:40:12,594 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-10-19 14:40:12,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:40:12,595 INFO L82 PathProgramCache]: Analyzing trace with hash 1851730410, now seen corresponding path program 1 times [2021-10-19 14:40:12,595 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:40:12,595 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638696585] [2021-10-19 14:40:12,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:40:12,595 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:40:12,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:40:12,704 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 14:40:12,704 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:40:12,704 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638696585] [2021-10-19 14:40:12,705 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638696585] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:40:12,705 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:40:12,705 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-19 14:40:12,705 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718202089] [2021-10-19 14:40:12,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-19 14:40:12,705 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:40:12,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-19 14:40:12,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-19 14:40:12,709 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 232 out of 258 [2021-10-19 14:40:12,710 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 224 places, 225 transitions, 508 flow. Second operand has 6 states, 6 states have (on average 233.5) internal successors, (1401), 6 states have internal predecessors, (1401), 0 states have call successors, (0), 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 14:40:12,710 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:40:12,710 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 232 of 258 [2021-10-19 14:40:12,710 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:40:12,773 INFO L129 PetriNetUnfolder]: 22/556 cut-off events. [2021-10-19 14:40:12,773 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:40:12,775 INFO L84 FinitePrefix]: Finished finitePrefix Result has 639 conditions, 556 events. 22/556 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 2400 event pairs, 0 based on Foata normal form. 0/500 useless extension candidates. Maximal degree in co-relation 503. Up to 14 conditions per place. [2021-10-19 14:40:12,776 INFO L132 encePairwiseOnDemand]: 253/258 looper letters, 11 selfloop transitions, 4 changer transitions 0/224 dead transitions. [2021-10-19 14:40:12,776 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 228 places, 224 transitions, 536 flow [2021-10-19 14:40:12,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-19 14:40:12,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-10-19 14:40:12,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1408 transitions. [2021-10-19 14:40:12,779 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9095607235142119 [2021-10-19 14:40:12,779 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1408 transitions. [2021-10-19 14:40:12,779 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1408 transitions. [2021-10-19 14:40:12,780 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:40:12,780 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1408 transitions. [2021-10-19 14:40:12,781 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 234.66666666666666) internal successors, (1408), 6 states have internal predecessors, (1408), 0 states have call successors, (0), 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 14:40:12,783 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 258.0) internal successors, (1806), 7 states have internal predecessors, (1806), 0 states have call successors, (0), 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 14:40:12,784 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 258.0) internal successors, (1806), 7 states have internal predecessors, (1806), 0 states have call successors, (0), 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 14:40:12,784 INFO L186 Difference]: Start difference. First operand has 224 places, 225 transitions, 508 flow. Second operand 6 states and 1408 transitions. [2021-10-19 14:40:12,784 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 228 places, 224 transitions, 536 flow [2021-10-19 14:40:12,785 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 226 places, 224 transitions, 532 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:40:12,787 INFO L242 Difference]: Finished difference. Result has 226 places, 224 transitions, 510 flow [2021-10-19 14:40:12,788 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=258, PETRI_DIFFERENCE_MINUEND_FLOW=502, PETRI_DIFFERENCE_MINUEND_PLACES=221, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=224, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=220, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=510, PETRI_PLACES=226, PETRI_TRANSITIONS=224} [2021-10-19 14:40:12,788 INFO L334 CegarLoopForPetriNet]: 231 programPoint places, -5 predicate places. [2021-10-19 14:40:12,788 INFO L470 AbstractCegarLoop]: Abstraction has has 226 places, 224 transitions, 510 flow [2021-10-19 14:40:12,788 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 233.5) internal successors, (1401), 6 states have internal predecessors, (1401), 0 states have call successors, (0), 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 14:40:12,789 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:40:12,789 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] [2021-10-19 14:40:12,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-19 14:40:12,789 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting thread2Err5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-10-19 14:40:12,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:40:12,789 INFO L82 PathProgramCache]: Analyzing trace with hash 2107337473, now seen corresponding path program 1 times [2021-10-19 14:40:12,789 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:40:12,789 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53238482] [2021-10-19 14:40:12,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:40:12,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:40:12,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:40:12,804 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 14:40:12,804 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:40:12,804 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53238482] [2021-10-19 14:40:12,804 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53238482] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:40:12,804 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:40:12,804 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:40:12,804 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241927428] [2021-10-19 14:40:12,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:40:12,805 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:40:12,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:40:12,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:40:12,806 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 235 out of 258 [2021-10-19 14:40:12,806 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 226 places, 224 transitions, 510 flow. Second operand has 3 states, 3 states have (on average 236.33333333333334) internal successors, (709), 3 states have internal predecessors, (709), 0 states have call successors, (0), 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 14:40:12,806 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:40:12,806 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 235 of 258 [2021-10-19 14:40:12,806 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:40:12,853 INFO L129 PetriNetUnfolder]: 22/546 cut-off events. [2021-10-19 14:40:12,853 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:40:12,855 INFO L84 FinitePrefix]: Finished finitePrefix Result has 665 conditions, 546 events. 22/546 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 2334 event pairs, 0 based on Foata normal form. 0/500 useless extension candidates. Maximal degree in co-relation 589. Up to 38 conditions per place. [2021-10-19 14:40:12,857 INFO L132 encePairwiseOnDemand]: 255/258 looper letters, 11 selfloop transitions, 2 changer transitions 0/223 dead transitions. [2021-10-19 14:40:12,857 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 227 places, 223 transitions, 534 flow [2021-10-19 14:40:12,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:40:12,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:40:12,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 719 transitions. [2021-10-19 14:40:12,858 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9289405684754521 [2021-10-19 14:40:12,858 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 719 transitions. [2021-10-19 14:40:12,858 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 719 transitions. [2021-10-19 14:40:12,859 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:40:12,859 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 719 transitions. [2021-10-19 14:40:12,860 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 239.66666666666666) internal successors, (719), 3 states have internal predecessors, (719), 0 states have call successors, (0), 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 14:40:12,861 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:12,861 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:12,861 INFO L186 Difference]: Start difference. First operand has 226 places, 224 transitions, 510 flow. Second operand 3 states and 719 transitions. [2021-10-19 14:40:12,861 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 227 places, 223 transitions, 534 flow [2021-10-19 14:40:12,862 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 223 places, 223 transitions, 527 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-10-19 14:40:12,864 INFO L242 Difference]: Finished difference. Result has 223 places, 223 transitions, 505 flow [2021-10-19 14:40:12,865 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=258, PETRI_DIFFERENCE_MINUEND_FLOW=501, PETRI_DIFFERENCE_MINUEND_PLACES=221, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=223, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=221, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=505, PETRI_PLACES=223, PETRI_TRANSITIONS=223} [2021-10-19 14:40:12,865 INFO L334 CegarLoopForPetriNet]: 231 programPoint places, -8 predicate places. [2021-10-19 14:40:12,865 INFO L470 AbstractCegarLoop]: Abstraction has has 223 places, 223 transitions, 505 flow [2021-10-19 14:40:12,865 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 236.33333333333334) internal successors, (709), 3 states have internal predecessors, (709), 0 states have call successors, (0), 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 14:40:12,865 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:40:12,865 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] [2021-10-19 14:40:12,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-19 14:40:12,866 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-10-19 14:40:12,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:40:12,866 INFO L82 PathProgramCache]: Analyzing trace with hash -909428940, now seen corresponding path program 1 times [2021-10-19 14:40:12,866 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:40:12,866 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625057929] [2021-10-19 14:40:12,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:40:12,866 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:40:12,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:40:12,940 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 14:40:12,940 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:40:12,940 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625057929] [2021-10-19 14:40:12,941 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625057929] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:40:12,941 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:40:12,941 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-19 14:40:12,941 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896417056] [2021-10-19 14:40:12,941 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-19 14:40:12,941 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:40:12,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-19 14:40:12,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-19 14:40:12,943 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 232 out of 258 [2021-10-19 14:40:12,944 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 223 places, 223 transitions, 505 flow. Second operand has 6 states, 6 states have (on average 234.33333333333334) internal successors, (1406), 6 states have internal predecessors, (1406), 0 states have call successors, (0), 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 14:40:12,944 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:40:12,944 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 232 of 258 [2021-10-19 14:40:12,944 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:40:13,011 INFO L129 PetriNetUnfolder]: 22/544 cut-off events. [2021-10-19 14:40:13,011 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:40:13,014 INFO L84 FinitePrefix]: Finished finitePrefix Result has 643 conditions, 544 events. 22/544 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 2318 event pairs, 0 based on Foata normal form. 0/500 useless extension candidates. Maximal degree in co-relation 564. Up to 14 conditions per place. [2021-10-19 14:40:13,015 INFO L132 encePairwiseOnDemand]: 253/258 looper letters, 10 selfloop transitions, 4 changer transitions 0/222 dead transitions. [2021-10-19 14:40:13,015 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 227 places, 222 transitions, 531 flow [2021-10-19 14:40:13,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-19 14:40:13,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-10-19 14:40:13,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1407 transitions. [2021-10-19 14:40:13,018 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9089147286821705 [2021-10-19 14:40:13,018 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1407 transitions. [2021-10-19 14:40:13,018 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1407 transitions. [2021-10-19 14:40:13,019 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:40:13,019 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1407 transitions. [2021-10-19 14:40:13,021 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 234.5) internal successors, (1407), 6 states have internal predecessors, (1407), 0 states have call successors, (0), 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 14:40:13,023 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 258.0) internal successors, (1806), 7 states have internal predecessors, (1806), 0 states have call successors, (0), 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 14:40:13,023 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 258.0) internal successors, (1806), 7 states have internal predecessors, (1806), 0 states have call successors, (0), 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 14:40:13,024 INFO L186 Difference]: Start difference. First operand has 223 places, 223 transitions, 505 flow. Second operand 6 states and 1407 transitions. [2021-10-19 14:40:13,024 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 227 places, 222 transitions, 531 flow [2021-10-19 14:40:13,026 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 225 places, 222 transitions, 527 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:40:13,028 INFO L242 Difference]: Finished difference. Result has 225 places, 222 transitions, 507 flow [2021-10-19 14:40:13,028 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=258, PETRI_DIFFERENCE_MINUEND_FLOW=499, PETRI_DIFFERENCE_MINUEND_PLACES=220, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=222, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=218, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=507, PETRI_PLACES=225, PETRI_TRANSITIONS=222} [2021-10-19 14:40:13,029 INFO L334 CegarLoopForPetriNet]: 231 programPoint places, -6 predicate places. [2021-10-19 14:40:13,029 INFO L470 AbstractCegarLoop]: Abstraction has has 225 places, 222 transitions, 507 flow [2021-10-19 14:40:13,029 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 234.33333333333334) internal successors, (1406), 6 states have internal predecessors, (1406), 0 states have call successors, (0), 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 14:40:13,029 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:40:13,029 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] [2021-10-19 14:40:13,030 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-19 14:40:13,030 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-10-19 14:40:13,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:40:13,030 INFO L82 PathProgramCache]: Analyzing trace with hash -222926440, now seen corresponding path program 1 times [2021-10-19 14:40:13,030 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:40:13,030 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513375498] [2021-10-19 14:40:13,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:40:13,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:40:13,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:40:13,056 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 14:40:13,056 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:40:13,063 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513375498] [2021-10-19 14:40:13,064 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513375498] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:40:13,064 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:40:13,064 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:40:13,064 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190006792] [2021-10-19 14:40:13,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:40:13,064 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:40:13,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:40:13,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:40:13,066 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 258 [2021-10-19 14:40:13,066 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 225 places, 222 transitions, 507 flow. Second operand has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 0 states have call successors, (0), 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 14:40:13,066 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:40:13,066 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 258 [2021-10-19 14:40:13,066 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:40:13,113 INFO L129 PetriNetUnfolder]: 22/538 cut-off events. [2021-10-19 14:40:13,114 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:40:13,116 INFO L84 FinitePrefix]: Finished finitePrefix Result has 621 conditions, 538 events. 22/538 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 2306 event pairs, 0 based on Foata normal form. 0/500 useless extension candidates. Maximal degree in co-relation 549. Up to 14 conditions per place. [2021-10-19 14:40:13,117 INFO L132 encePairwiseOnDemand]: 254/258 looper letters, 7 selfloop transitions, 1 changer transitions 0/219 dead transitions. [2021-10-19 14:40:13,118 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 224 places, 219 transitions, 517 flow [2021-10-19 14:40:13,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:40:13,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:40:13,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 725 transitions. [2021-10-19 14:40:13,119 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9366925064599483 [2021-10-19 14:40:13,119 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 725 transitions. [2021-10-19 14:40:13,119 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 725 transitions. [2021-10-19 14:40:13,120 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:40:13,120 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 725 transitions. [2021-10-19 14:40:13,121 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 241.66666666666666) internal successors, (725), 3 states have internal predecessors, (725), 0 states have call successors, (0), 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 14:40:13,122 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:13,122 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:13,123 INFO L186 Difference]: Start difference. First operand has 225 places, 222 transitions, 507 flow. Second operand 3 states and 725 transitions. [2021-10-19 14:40:13,123 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 224 places, 219 transitions, 517 flow [2021-10-19 14:40:13,124 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 220 places, 219 transitions, 510 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-10-19 14:40:13,126 INFO L242 Difference]: Finished difference. Result has 220 places, 219 transitions, 496 flow [2021-10-19 14:40:13,127 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=258, PETRI_DIFFERENCE_MINUEND_FLOW=494, PETRI_DIFFERENCE_MINUEND_PLACES=218, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=219, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=218, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=496, PETRI_PLACES=220, PETRI_TRANSITIONS=219} [2021-10-19 14:40:13,127 INFO L334 CegarLoopForPetriNet]: 231 programPoint places, -11 predicate places. [2021-10-19 14:40:13,127 INFO L470 AbstractCegarLoop]: Abstraction has has 220 places, 219 transitions, 496 flow [2021-10-19 14:40:13,127 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 0 states have call successors, (0), 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 14:40:13,127 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:40:13,128 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] [2021-10-19 14:40:13,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-19 14:40:13,128 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-10-19 14:40:13,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:40:13,128 INFO L82 PathProgramCache]: Analyzing trace with hash 2025990252, now seen corresponding path program 1 times [2021-10-19 14:40:13,128 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:40:13,128 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6478912] [2021-10-19 14:40:13,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:40:13,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:40:13,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:40:13,151 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 14:40:13,151 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:40:13,151 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6478912] [2021-10-19 14:40:13,151 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6478912] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:40:13,151 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:40:13,151 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:40:13,151 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471954759] [2021-10-19 14:40:13,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:40:13,152 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:40:13,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:40:13,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:40:13,153 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 258 [2021-10-19 14:40:13,153 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 220 places, 219 transitions, 496 flow. Second operand has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 0 states have call successors, (0), 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 14:40:13,153 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:40:13,153 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 258 [2021-10-19 14:40:13,153 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:40:13,211 INFO L129 PetriNetUnfolder]: 24/574 cut-off events. [2021-10-19 14:40:13,212 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:40:13,214 INFO L84 FinitePrefix]: Finished finitePrefix Result has 671 conditions, 574 events. 24/574 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 2411 event pairs, 0 based on Foata normal form. 2/540 useless extension candidates. Maximal degree in co-relation 599. Up to 21 conditions per place. [2021-10-19 14:40:13,215 INFO L132 encePairwiseOnDemand]: 252/258 looper letters, 0 selfloop transitions, 0 changer transitions 218/218 dead transitions. [2021-10-19 14:40:13,215 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 219 places, 218 transitions, 512 flow [2021-10-19 14:40:13,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:40:13,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-19 14:40:13,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 726 transitions. [2021-10-19 14:40:13,217 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.937984496124031 [2021-10-19 14:40:13,217 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 726 transitions. [2021-10-19 14:40:13,217 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 726 transitions. [2021-10-19 14:40:13,218 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:40:13,218 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 726 transitions. [2021-10-19 14:40:13,220 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 242.0) internal successors, (726), 3 states have internal predecessors, (726), 0 states have call successors, (0), 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 14:40:13,221 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:13,221 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 258.0) internal successors, (1032), 4 states have internal predecessors, (1032), 0 states have call successors, (0), 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 14:40:13,222 INFO L186 Difference]: Start difference. First operand has 220 places, 219 transitions, 496 flow. Second operand 3 states and 726 transitions. [2021-10-19 14:40:13,222 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 219 places, 218 transitions, 512 flow [2021-10-19 14:40:13,223 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 218 places, 218 transitions, 511 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-10-19 14:40:13,225 INFO L242 Difference]: Finished difference. Result has 218 places, 0 transitions, 0 flow [2021-10-19 14:40:13,225 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=258, PETRI_DIFFERENCE_MINUEND_FLOW=489, PETRI_DIFFERENCE_MINUEND_PLACES=216, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=216, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=216, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=218, PETRI_TRANSITIONS=0} [2021-10-19 14:40:13,225 INFO L334 CegarLoopForPetriNet]: 231 programPoint places, -13 predicate places. [2021-10-19 14:40:13,225 INFO L470 AbstractCegarLoop]: Abstraction has has 218 places, 0 transitions, 0 flow [2021-10-19 14:40:13,225 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 0 states have call successors, (0), 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 14:40:13,227 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,228 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,228 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,228 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,228 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,228 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,228 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,228 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,228 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,228 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,228 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,228 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,228 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,228 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,229 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,229 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,229 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,229 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,229 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,229 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,229 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,229 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,229 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,229 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,229 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-19 14:40:13,229 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-19 14:40:13,229 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,230 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,230 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,230 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,230 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,230 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,230 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,230 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,230 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,230 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,230 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,230 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:40:13,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-19 14:40:13,237 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-19 14:40:13,237 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-19 14:40:13,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 02:40:13 BasicIcfg [2021-10-19 14:40:13,239 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-19 14:40:13,240 INFO L168 Benchmark]: Toolchain (without parser) took 2895.61 ms. Allocated memory was 184.5 MB in the beginning and 237.0 MB in the end (delta: 52.4 MB). Free memory was 136.1 MB in the beginning and 140.7 MB in the end (delta: -4.6 MB). Peak memory consumption was 48.7 MB. Max. memory is 8.0 GB. [2021-10-19 14:40:13,240 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 184.5 MB. Free memory is still 152.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-19 14:40:13,240 INFO L168 Benchmark]: CACSL2BoogieTranslator took 189.90 ms. Allocated memory is still 184.5 MB. Free memory was 136.0 MB in the beginning and 161.6 MB in the end (delta: -25.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-10-19 14:40:13,241 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.50 ms. Allocated memory is still 184.5 MB. Free memory was 161.6 MB in the beginning and 159.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-19 14:40:13,241 INFO L168 Benchmark]: Boogie Preprocessor took 17.72 ms. Allocated memory is still 184.5 MB. Free memory was 159.5 MB in the beginning and 158.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-19 14:40:13,241 INFO L168 Benchmark]: RCFGBuilder took 506.28 ms. Allocated memory is still 184.5 MB. Free memory was 158.0 MB in the beginning and 140.1 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 8.0 GB. [2021-10-19 14:40:13,241 INFO L168 Benchmark]: TraceAbstraction took 2142.68 ms. Allocated memory was 184.5 MB in the beginning and 237.0 MB in the end (delta: 52.4 MB). Free memory was 139.6 MB in the beginning and 140.7 MB in the end (delta: -1.1 MB). Peak memory consumption was 52.9 MB. Max. memory is 8.0 GB. [2021-10-19 14:40:13,242 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 184.5 MB. Free memory is still 152.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 189.90 ms. Allocated memory is still 184.5 MB. Free memory was 136.0 MB in the beginning and 161.6 MB in the end (delta: -25.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 32.50 ms. Allocated memory is still 184.5 MB. Free memory was 161.6 MB in the beginning and 159.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 17.72 ms. Allocated memory is still 184.5 MB. Free memory was 159.5 MB in the beginning and 158.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 506.28 ms. Allocated memory is still 184.5 MB. Free memory was 158.0 MB in the beginning and 140.1 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2142.68 ms. Allocated memory was 184.5 MB in the beginning and 237.0 MB in the end (delta: 52.4 MB). Free memory was 139.6 MB in the beginning and 140.7 MB in the end (delta: -1.1 MB). Peak memory consumption was 52.9 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: 43]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 43]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 43]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 43]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 43]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 43]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: 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: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: 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: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: 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: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 355 locations, 38 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 9.1ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 2012.3ms, OverallIterations: 14, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 1072.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 122.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 125 SDtfs, 25 SDslu, 0 SDs, 0 SdLazy, 149 SolverSat, 36 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 108.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 74.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=510occurred in iteration=10, InterpolantAutomatonStates: 48, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 31.6ms SsaConstructionTime, 139.2ms SatisfiabilityAnalysisTime, 432.4ms InterpolantComputationTime, 862 NumberOfCodeBlocks, 862 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 848 ConstructedInterpolants, 0 QuantifiedInterpolants, 1094 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 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 24 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-19 14:40:13,281 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...