/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/weaver/parallel-bluetooth.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-eaa536417960c97dc4122e532ee2691877b99d76-eaa5364 [2021-10-16 23:00:57,487 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2021-10-16 23:00:57,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 23:00:57,615 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 23:00:57,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 23:00:57,618 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 [2021-10-16 23:00:57,651 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 23:00:57,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 23:00:57,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 23:00:57,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 23:00:57,653 INFO L138 SettingsManager]: * Use SBE=true [2021-10-16 23:00:57,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 23:00:57,654 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 23:00:57,654 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 23:00:57,654 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 23:00:57,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 23:00:57,655 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 23:00:57,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 23:00:57,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 23:00:57,655 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 23:00:57,655 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 23:00:57,655 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 23:00:57,655 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 23:00:57,656 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 23:00:57,656 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 23:00:57,656 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-16 23:00:57,656 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 23:00:57,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 23:00:57,656 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 23:00:57,656 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 23:00:57,656 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 23:00:57,657 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-16 23:00:57,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 23:00:57,657 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-16 23:00:57,657 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-16 23:00:57,657 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2021-10-16 23:00:57,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 23:00:57,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 23:00:57,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 23:00:57,917 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 23:00:57,918 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 23:00:57,919 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-bluetooth.wvr.c [2021-10-16 23:00:57,966 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac0d29206/6b7fa850d2934f87bc29731b73c9ee00/FLAG619f863d3 [2021-10-16 23:00:58,351 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 23:00:58,352 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-bluetooth.wvr.c [2021-10-16 23:00:58,359 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac0d29206/6b7fa850d2934f87bc29731b73c9ee00/FLAG619f863d3 [2021-10-16 23:00:58,370 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac0d29206/6b7fa850d2934f87bc29731b73c9ee00 [2021-10-16 23:00:58,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 23:00:58,374 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-16 23:00:58,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 23:00:58,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 23:00:58,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 23:00:58,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:00:58" (1/1) ... [2021-10-16 23:00:58,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@360b1199 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:00:58, skipping insertion in model container [2021-10-16 23:00:58,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:00:58" (1/1) ... [2021-10-16 23:00:58,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 23:00:58,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 23:00:58,555 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-bluetooth.wvr.c[2522,2535] [2021-10-16 23:00:58,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 23:00:58,564 INFO L203 MainTranslator]: Completed pre-run [2021-10-16 23:00:58,584 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-bluetooth.wvr.c[2522,2535] [2021-10-16 23:00:58,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 23:00:58,596 INFO L208 MainTranslator]: Completed translation [2021-10-16 23:00:58,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:00:58 WrapperNode [2021-10-16 23:00:58,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 23:00:58,597 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-16 23:00:58,597 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-16 23:00:58,598 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-16 23:00:58,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:00:58" (1/1) ... [2021-10-16 23:00:58,610 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:00:58" (1/1) ... [2021-10-16 23:00:58,631 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-16 23:00:58,632 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-16 23:00:58,632 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-16 23:00:58,632 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-16 23:00:58,640 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:00:58" (1/1) ... [2021-10-16 23:00:58,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:00:58" (1/1) ... [2021-10-16 23:00:58,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:00:58" (1/1) ... [2021-10-16 23:00:58,643 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:00:58" (1/1) ... [2021-10-16 23:00:58,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:00:58" (1/1) ... [2021-10-16 23:00:58,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:00:58" (1/1) ... [2021-10-16 23:00:58,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:00:58" (1/1) ... [2021-10-16 23:00:58,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-16 23:00:58,656 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-16 23:00:58,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-16 23:00:58,657 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-16 23:00:58,658 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:00:58" (1/1) ... [2021-10-16 23:00:58,663 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 23:00:58,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-16 23:00:58,685 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) [2021-10-16 23:00:58,712 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 [2021-10-16 23:00:58,725 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-16 23:00:58,726 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-16 23:00:58,726 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-16 23:00:58,727 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-16 23:00:58,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-16 23:00:58,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-16 23:00:58,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-16 23:00:58,727 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-16 23:00:58,728 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-16 23:00:58,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-16 23:00:58,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-16 23:00:58,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-16 23:00:58,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-16 23:00:58,729 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-16 23:00:59,281 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-16 23:00:59,281 INFO L299 CfgBuilder]: Removed 20 assume(true) statements. [2021-10-16 23:00:59,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:00:59 BoogieIcfgContainer [2021-10-16 23:00:59,283 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-16 23:00:59,285 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-16 23:00:59,285 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-16 23:00:59,288 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-16 23:00:59,289 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 11:00:58" (1/3) ... [2021-10-16 23:00:59,289 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6990b88e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:00:59, skipping insertion in model container [2021-10-16 23:00:59,290 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:00:58" (2/3) ... [2021-10-16 23:00:59,290 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6990b88e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:00:59, skipping insertion in model container [2021-10-16 23:00:59,290 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:00:59" (3/3) ... [2021-10-16 23:00:59,291 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-bluetooth.wvr.c [2021-10-16 23:00:59,296 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-16 23:00:59,297 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2021-10-16 23:00:59,297 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-16 23:00:59,346 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,346 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,346 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,347 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,347 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,347 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,347 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,347 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,348 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,348 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,348 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,348 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,348 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,348 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,348 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,348 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,349 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,349 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,349 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,349 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,349 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,349 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,349 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,349 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,350 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,350 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,350 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,350 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,350 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,350 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,350 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,351 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,351 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,351 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,351 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,351 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,352 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,352 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,352 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,352 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,353 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,353 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,353 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,353 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,353 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,354 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,354 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,354 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,354 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,354 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,354 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,354 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,355 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,355 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,355 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,355 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,355 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,356 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,356 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,356 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,356 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,357 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,357 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,357 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,357 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,357 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,358 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,358 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,359 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,359 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,359 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,359 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,359 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,359 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,359 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,360 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,360 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,360 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,360 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,361 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,361 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,361 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,362 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,362 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,362 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,362 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,362 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,362 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,363 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,363 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,363 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,363 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,363 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,364 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,364 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,365 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,367 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,367 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,369 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,370 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,370 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,375 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,376 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,376 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,376 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,376 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,376 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,376 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,376 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,376 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,376 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,377 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,377 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,377 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,377 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,377 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,377 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,377 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,377 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,377 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,378 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,378 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,378 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,378 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,378 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,378 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,378 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,379 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,379 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,379 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,379 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,379 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,379 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,379 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,379 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,379 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,380 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,380 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,380 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,380 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,380 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,380 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,380 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,380 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,380 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,381 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,381 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,381 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,381 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,381 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,381 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,381 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,381 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,381 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,382 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,382 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,382 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,382 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,382 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,382 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,382 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,382 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,382 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,383 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,383 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,383 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,383 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,383 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,383 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,383 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,383 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,383 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,384 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,384 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,384 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,384 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,384 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,384 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,389 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,389 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,390 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,390 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,390 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,390 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,390 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,390 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,391 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,391 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,391 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,391 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,393 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,393 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,393 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,394 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,394 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,394 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,394 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,394 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,394 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,394 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,394 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,395 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,395 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,395 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,395 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,395 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:00:59,401 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-10-16 23:00:59,455 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-16 23:00:59,460 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 [2021-10-16 23:00:59,460 INFO L340 AbstractCegarLoop]: Starting to check reachability of 24 error locations. [2021-10-16 23:00:59,476 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 235 places, 238 transitions, 492 flow [2021-10-16 23:00:59,571 INFO L129 PetriNetUnfolder]: 10/236 cut-off events. [2021-10-16 23:00:59,571 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-10-16 23:00:59,576 INFO L84 FinitePrefix]: Finished finitePrefix Result has 245 conditions, 236 events. 10/236 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 196 event pairs, 0 based on Foata normal form. 0/212 useless extension candidates. Maximal degree in co-relation 154. Up to 2 conditions per place. [2021-10-16 23:00:59,577 INFO L82 GeneralOperation]: Start removeDead. Operand has 235 places, 238 transitions, 492 flow [2021-10-16 23:00:59,587 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 214 places, 216 transitions, 441 flow [2021-10-16 23:00:59,601 INFO L129 PetriNetUnfolder]: 0/22 cut-off events. [2021-10-16 23:00:59,601 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-16 23:00:59,601 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:00:59,602 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] [2021-10-16 23:00:59,602 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2021-10-16 23:00:59,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:00:59,608 INFO L82 PathProgramCache]: Analyzing trace with hash -1835024055, now seen corresponding path program 1 times [2021-10-16 23:00:59,615 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:00:59,617 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448644034] [2021-10-16 23:00:59,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:00:59,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:00:59,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:00:59,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:00:59,790 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:00:59,791 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448644034] [2021-10-16 23:00:59,792 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448644034] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:00:59,792 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:00:59,792 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-16 23:00:59,793 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743211805] [2021-10-16 23:00:59,800 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 23:00:59,800 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:00:59,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 23:00:59,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 23:00:59,815 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 209 out of 238 [2021-10-16 23:00:59,824 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 214 places, 216 transitions, 441 flow. Second operand has 3 states, 3 states have (on average 210.33333333333334) internal successors, (631), 3 states have internal predecessors, (631), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:00:59,824 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:00:59,824 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 209 of 238 [2021-10-16 23:00:59,825 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:00:59,958 INFO L129 PetriNetUnfolder]: 40/504 cut-off events. [2021-10-16 23:00:59,959 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-10-16 23:00:59,964 INFO L84 FinitePrefix]: Finished finitePrefix Result has 592 conditions, 504 events. 40/504 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 2151 event pairs, 30 based on Foata normal form. 13/447 useless extension candidates. Maximal degree in co-relation 460. Up to 76 conditions per place. [2021-10-16 23:00:59,968 INFO L132 encePairwiseOnDemand]: 226/238 looper letters, 15 selfloop transitions, 2 changer transitions 6/206 dead transitions. [2021-10-16 23:00:59,968 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 213 places, 206 transitions, 455 flow [2021-10-16 23:00:59,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 23:00:59,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-16 23:00:59,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 654 transitions. [2021-10-16 23:00:59,986 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9159663865546218 [2021-10-16 23:00:59,987 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 654 transitions. [2021-10-16 23:00:59,987 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 654 transitions. [2021-10-16 23:01:00,023 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:01:00,026 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 654 transitions. [2021-10-16 23:01:00,043 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 218.0) internal successors, (654), 3 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,054 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 238.0) internal successors, (952), 4 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,055 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 238.0) internal successors, (952), 4 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,057 INFO L186 Difference]: Start difference. First operand has 214 places, 216 transitions, 441 flow. Second operand 3 states and 654 transitions. [2021-10-16 23:01:00,058 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 213 places, 206 transitions, 455 flow [2021-10-16 23:01:00,077 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 210 places, 206 transitions, 450 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-10-16 23:01:00,084 INFO L242 Difference]: Finished difference. Result has 210 places, 200 transitions, 408 flow [2021-10-16 23:01:00,087 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=238, PETRI_DIFFERENCE_MINUEND_FLOW=416, PETRI_DIFFERENCE_MINUEND_PLACES=208, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=206, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=204, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=408, PETRI_PLACES=210, PETRI_TRANSITIONS=200} [2021-10-16 23:01:00,087 INFO L334 CegarLoopForPetriNet]: 214 programPoint places, -4 predicate places. [2021-10-16 23:01:00,088 INFO L470 AbstractCegarLoop]: Abstraction has has 210 places, 200 transitions, 408 flow [2021-10-16 23:01:00,088 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 210.33333333333334) internal successors, (631), 3 states have internal predecessors, (631), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,089 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:01:00,089 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] [2021-10-16 23:01:00,089 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-16 23:01:00,090 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2021-10-16 23:01:00,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:01:00,091 INFO L82 PathProgramCache]: Analyzing trace with hash 1656069826, now seen corresponding path program 1 times [2021-10-16 23:01:00,091 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:01:00,091 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069764929] [2021-10-16 23:01:00,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:01:00,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:01:00,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:01:00,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:01:00,157 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:01:00,157 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069764929] [2021-10-16 23:01:00,158 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069764929] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:01:00,158 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:01:00,158 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-16 23:01:00,158 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887369661] [2021-10-16 23:01:00,159 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 23:01:00,159 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:01:00,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 23:01:00,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 23:01:00,162 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 220 out of 238 [2021-10-16 23:01:00,163 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 210 places, 200 transitions, 408 flow. Second operand has 3 states, 3 states have (on average 221.33333333333334) internal successors, (664), 3 states have internal predecessors, (664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,163 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:01:00,163 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 220 of 238 [2021-10-16 23:01:00,163 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:01:00,196 INFO L129 PetriNetUnfolder]: 2/199 cut-off events. [2021-10-16 23:01:00,196 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-16 23:01:00,197 INFO L84 FinitePrefix]: Finished finitePrefix Result has 213 conditions, 199 events. 2/199 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 178 event pairs, 0 based on Foata normal form. 0/186 useless extension candidates. Maximal degree in co-relation 183. Up to 5 conditions per place. [2021-10-16 23:01:00,197 INFO L132 encePairwiseOnDemand]: 235/238 looper letters, 4 selfloop transitions, 2 changer transitions 0/199 dead transitions. [2021-10-16 23:01:00,198 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 205 places, 199 transitions, 418 flow [2021-10-16 23:01:00,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 23:01:00,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-16 23:01:00,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 667 transitions. [2021-10-16 23:01:00,200 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9341736694677871 [2021-10-16 23:01:00,200 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 667 transitions. [2021-10-16 23:01:00,200 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 667 transitions. [2021-10-16 23:01:00,200 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:01:00,200 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 667 transitions. [2021-10-16 23:01:00,203 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 222.33333333333334) internal successors, (667), 3 states have internal predecessors, (667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,205 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 238.0) internal successors, (952), 4 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,205 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 238.0) internal successors, (952), 4 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,205 INFO L186 Difference]: Start difference. First operand has 210 places, 200 transitions, 408 flow. Second operand 3 states and 667 transitions. [2021-10-16 23:01:00,206 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 205 places, 199 transitions, 418 flow [2021-10-16 23:01:00,210 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 203 places, 199 transitions, 414 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-16 23:01:00,216 INFO L242 Difference]: Finished difference. Result has 203 places, 199 transitions, 406 flow [2021-10-16 23:01:00,216 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=238, PETRI_DIFFERENCE_MINUEND_FLOW=402, PETRI_DIFFERENCE_MINUEND_PLACES=201, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=199, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=197, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=406, PETRI_PLACES=203, PETRI_TRANSITIONS=199} [2021-10-16 23:01:00,217 INFO L334 CegarLoopForPetriNet]: 214 programPoint places, -11 predicate places. [2021-10-16 23:01:00,217 INFO L470 AbstractCegarLoop]: Abstraction has has 203 places, 199 transitions, 406 flow [2021-10-16 23:01:00,218 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 221.33333333333334) internal successors, (664), 3 states have internal predecessors, (664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,218 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:01:00,218 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] [2021-10-16 23:01:00,218 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-16 23:01:00,218 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2021-10-16 23:01:00,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:01:00,220 INFO L82 PathProgramCache]: Analyzing trace with hash 360725453, now seen corresponding path program 1 times [2021-10-16 23:01:00,220 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:01:00,220 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381101741] [2021-10-16 23:01:00,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:01:00,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:01:00,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:01:00,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:01:00,294 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:01:00,295 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381101741] [2021-10-16 23:01:00,295 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381101741] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:01:00,295 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:01:00,295 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-16 23:01:00,295 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494460075] [2021-10-16 23:01:00,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 23:01:00,296 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:01:00,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 23:01:00,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 23:01:00,298 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 216 out of 238 [2021-10-16 23:01:00,298 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 203 places, 199 transitions, 406 flow. Second operand has 3 states, 3 states have (on average 217.33333333333334) internal successors, (652), 3 states have internal predecessors, (652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,299 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:01:00,299 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 216 of 238 [2021-10-16 23:01:00,299 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:01:00,341 INFO L129 PetriNetUnfolder]: 7/278 cut-off events. [2021-10-16 23:01:00,341 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-16 23:01:00,342 INFO L84 FinitePrefix]: Finished finitePrefix Result has 302 conditions, 278 events. 7/278 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 620 event pairs, 3 based on Foata normal form. 0/256 useless extension candidates. Maximal degree in co-relation 265. Up to 15 conditions per place. [2021-10-16 23:01:00,343 INFO L132 encePairwiseOnDemand]: 235/238 looper letters, 8 selfloop transitions, 2 changer transitions 0/198 dead transitions. [2021-10-16 23:01:00,343 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 204 places, 198 transitions, 424 flow [2021-10-16 23:01:00,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 23:01:00,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-16 23:01:00,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 659 transitions. [2021-10-16 23:01:00,346 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9229691876750701 [2021-10-16 23:01:00,346 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 659 transitions. [2021-10-16 23:01:00,346 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 659 transitions. [2021-10-16 23:01:00,346 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:01:00,346 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 659 transitions. [2021-10-16 23:01:00,348 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 219.66666666666666) internal successors, (659), 3 states have internal predecessors, (659), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,349 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 238.0) internal successors, (952), 4 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,350 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 238.0) internal successors, (952), 4 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,350 INFO L186 Difference]: Start difference. First operand has 203 places, 199 transitions, 406 flow. Second operand 3 states and 659 transitions. [2021-10-16 23:01:00,350 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 204 places, 198 transitions, 424 flow [2021-10-16 23:01:00,351 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 202 places, 198 transitions, 420 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-16 23:01:00,354 INFO L242 Difference]: Finished difference. Result has 202 places, 198 transitions, 404 flow [2021-10-16 23:01:00,354 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=238, PETRI_DIFFERENCE_MINUEND_FLOW=400, PETRI_DIFFERENCE_MINUEND_PLACES=200, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=198, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=196, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=404, PETRI_PLACES=202, PETRI_TRANSITIONS=198} [2021-10-16 23:01:00,354 INFO L334 CegarLoopForPetriNet]: 214 programPoint places, -12 predicate places. [2021-10-16 23:01:00,354 INFO L470 AbstractCegarLoop]: Abstraction has has 202 places, 198 transitions, 404 flow [2021-10-16 23:01:00,355 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 217.33333333333334) internal successors, (652), 3 states have internal predecessors, (652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,355 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:01:00,355 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] [2021-10-16 23:01:00,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-16 23:01:00,356 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2021-10-16 23:01:00,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:01:00,356 INFO L82 PathProgramCache]: Analyzing trace with hash 1773562514, now seen corresponding path program 1 times [2021-10-16 23:01:00,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:01:00,356 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790931566] [2021-10-16 23:01:00,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:01:00,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:01:00,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:01:00,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:01:00,406 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:01:00,406 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790931566] [2021-10-16 23:01:00,406 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790931566] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:01:00,406 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:01:00,406 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-16 23:01:00,407 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165810812] [2021-10-16 23:01:00,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 23:01:00,407 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:01:00,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 23:01:00,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 23:01:00,413 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 213 out of 238 [2021-10-16 23:01:00,414 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 202 places, 198 transitions, 404 flow. Second operand has 3 states, 3 states have (on average 214.33333333333334) internal successors, (643), 3 states have internal predecessors, (643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,414 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:01:00,414 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 213 of 238 [2021-10-16 23:01:00,414 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:01:00,463 INFO L129 PetriNetUnfolder]: 17/254 cut-off events. [2021-10-16 23:01:00,463 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-16 23:01:00,464 INFO L84 FinitePrefix]: Finished finitePrefix Result has 302 conditions, 254 events. 17/254 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 486 event pairs, 12 based on Foata normal form. 0/230 useless extension candidates. Maximal degree in co-relation 259. Up to 39 conditions per place. [2021-10-16 23:01:00,465 INFO L132 encePairwiseOnDemand]: 235/238 looper letters, 11 selfloop transitions, 2 changer transitions 0/197 dead transitions. [2021-10-16 23:01:00,465 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 203 places, 197 transitions, 428 flow [2021-10-16 23:01:00,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 23:01:00,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-16 23:01:00,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 653 transitions. [2021-10-16 23:01:00,468 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9145658263305322 [2021-10-16 23:01:00,468 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 653 transitions. [2021-10-16 23:01:00,468 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 653 transitions. [2021-10-16 23:01:00,468 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:01:00,468 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 653 transitions. [2021-10-16 23:01:00,470 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 217.66666666666666) internal successors, (653), 3 states have internal predecessors, (653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,471 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 238.0) internal successors, (952), 4 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,472 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 238.0) internal successors, (952), 4 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,472 INFO L186 Difference]: Start difference. First operand has 202 places, 198 transitions, 404 flow. Second operand 3 states and 653 transitions. [2021-10-16 23:01:00,472 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 203 places, 197 transitions, 428 flow [2021-10-16 23:01:00,473 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 201 places, 197 transitions, 424 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-16 23:01:00,476 INFO L242 Difference]: Finished difference. Result has 201 places, 197 transitions, 402 flow [2021-10-16 23:01:00,476 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=238, PETRI_DIFFERENCE_MINUEND_FLOW=398, PETRI_DIFFERENCE_MINUEND_PLACES=199, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=197, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=195, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=402, PETRI_PLACES=201, PETRI_TRANSITIONS=197} [2021-10-16 23:01:00,477 INFO L334 CegarLoopForPetriNet]: 214 programPoint places, -13 predicate places. [2021-10-16 23:01:00,477 INFO L470 AbstractCegarLoop]: Abstraction has has 201 places, 197 transitions, 402 flow [2021-10-16 23:01:00,477 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 214.33333333333334) internal successors, (643), 3 states have internal predecessors, (643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,477 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:01:00,477 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 23:01:00,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-16 23:01:00,479 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2021-10-16 23:01:00,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:01:00,480 INFO L82 PathProgramCache]: Analyzing trace with hash 1651251149, now seen corresponding path program 1 times [2021-10-16 23:01:00,480 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:01:00,480 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750045347] [2021-10-16 23:01:00,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:01:00,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:01:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:01:00,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:01:00,532 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:01:00,533 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750045347] [2021-10-16 23:01:00,533 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [750045347] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:01:00,533 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:01:00,533 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-16 23:01:00,533 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787843544] [2021-10-16 23:01:00,533 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 23:01:00,534 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:01:00,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 23:01:00,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 23:01:00,535 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 216 out of 238 [2021-10-16 23:01:00,536 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 201 places, 197 transitions, 402 flow. Second operand has 3 states, 3 states have (on average 217.33333333333334) internal successors, (652), 3 states have internal predecessors, (652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,536 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:01:00,536 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 216 of 238 [2021-10-16 23:01:00,536 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:01:00,572 INFO L129 PetriNetUnfolder]: 6/239 cut-off events. [2021-10-16 23:01:00,573 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-16 23:01:00,573 INFO L84 FinitePrefix]: Finished finitePrefix Result has 263 conditions, 239 events. 6/239 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 242 event pairs, 3 based on Foata normal form. 0/224 useless extension candidates. Maximal degree in co-relation 214. Up to 15 conditions per place. [2021-10-16 23:01:00,574 INFO L132 encePairwiseOnDemand]: 235/238 looper letters, 8 selfloop transitions, 2 changer transitions 0/196 dead transitions. [2021-10-16 23:01:00,574 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 202 places, 196 transitions, 420 flow [2021-10-16 23:01:00,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 23:01:00,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-16 23:01:00,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 659 transitions. [2021-10-16 23:01:00,576 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9229691876750701 [2021-10-16 23:01:00,576 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 659 transitions. [2021-10-16 23:01:00,576 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 659 transitions. [2021-10-16 23:01:00,577 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:01:00,577 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 659 transitions. [2021-10-16 23:01:00,578 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 219.66666666666666) internal successors, (659), 3 states have internal predecessors, (659), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,580 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 238.0) internal successors, (952), 4 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,580 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 238.0) internal successors, (952), 4 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,580 INFO L186 Difference]: Start difference. First operand has 201 places, 197 transitions, 402 flow. Second operand 3 states and 659 transitions. [2021-10-16 23:01:00,581 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 202 places, 196 transitions, 420 flow [2021-10-16 23:01:00,582 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 200 places, 196 transitions, 416 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-16 23:01:00,584 INFO L242 Difference]: Finished difference. Result has 200 places, 196 transitions, 400 flow [2021-10-16 23:01:00,585 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=238, PETRI_DIFFERENCE_MINUEND_FLOW=396, PETRI_DIFFERENCE_MINUEND_PLACES=198, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=196, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=194, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=400, PETRI_PLACES=200, PETRI_TRANSITIONS=196} [2021-10-16 23:01:00,585 INFO L334 CegarLoopForPetriNet]: 214 programPoint places, -14 predicate places. [2021-10-16 23:01:00,585 INFO L470 AbstractCegarLoop]: Abstraction has has 200 places, 196 transitions, 400 flow [2021-10-16 23:01:00,586 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 217.33333333333334) internal successors, (652), 3 states have internal predecessors, (652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,586 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:01:00,586 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] [2021-10-16 23:01:00,586 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-16 23:01:00,586 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2021-10-16 23:01:00,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:01:00,587 INFO L82 PathProgramCache]: Analyzing trace with hash -1288575227, now seen corresponding path program 1 times [2021-10-16 23:01:00,587 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:01:00,588 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358082940] [2021-10-16 23:01:00,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:01:00,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:01:00,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:01:00,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:01:00,629 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:01:00,629 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358082940] [2021-10-16 23:01:00,629 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358082940] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:01:00,629 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:01:00,629 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-16 23:01:00,629 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754400530] [2021-10-16 23:01:00,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 23:01:00,630 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:01:00,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 23:01:00,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 23:01:00,631 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 218 out of 238 [2021-10-16 23:01:00,632 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 200 places, 196 transitions, 400 flow. Second operand has 3 states, 3 states have (on average 219.33333333333334) internal successors, (658), 3 states have internal predecessors, (658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,632 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:01:00,632 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 218 of 238 [2021-10-16 23:01:00,632 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:01:00,666 INFO L129 PetriNetUnfolder]: 2/195 cut-off events. [2021-10-16 23:01:00,666 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-16 23:01:00,667 INFO L84 FinitePrefix]: Finished finitePrefix Result has 210 conditions, 195 events. 2/195 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 171 event pairs, 0 based on Foata normal form. 0/186 useless extension candidates. Maximal degree in co-relation 155. Up to 6 conditions per place. [2021-10-16 23:01:00,668 INFO L132 encePairwiseOnDemand]: 235/238 looper letters, 5 selfloop transitions, 2 changer transitions 0/195 dead transitions. [2021-10-16 23:01:00,668 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 201 places, 195 transitions, 412 flow [2021-10-16 23:01:00,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 23:01:00,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-16 23:01:00,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 662 transitions. [2021-10-16 23:01:00,670 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.927170868347339 [2021-10-16 23:01:00,670 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 662 transitions. [2021-10-16 23:01:00,670 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 662 transitions. [2021-10-16 23:01:00,670 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:01:00,670 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 662 transitions. [2021-10-16 23:01:00,672 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 220.66666666666666) internal successors, (662), 3 states have internal predecessors, (662), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,673 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 238.0) internal successors, (952), 4 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,674 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 238.0) internal successors, (952), 4 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,674 INFO L186 Difference]: Start difference. First operand has 200 places, 196 transitions, 400 flow. Second operand 3 states and 662 transitions. [2021-10-16 23:01:00,674 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 201 places, 195 transitions, 412 flow [2021-10-16 23:01:00,675 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 199 places, 195 transitions, 408 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-16 23:01:00,678 INFO L242 Difference]: Finished difference. Result has 199 places, 195 transitions, 398 flow [2021-10-16 23:01:00,678 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=238, PETRI_DIFFERENCE_MINUEND_FLOW=394, PETRI_DIFFERENCE_MINUEND_PLACES=197, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=195, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=193, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=398, PETRI_PLACES=199, PETRI_TRANSITIONS=195} [2021-10-16 23:01:00,678 INFO L334 CegarLoopForPetriNet]: 214 programPoint places, -15 predicate places. [2021-10-16 23:01:00,679 INFO L470 AbstractCegarLoop]: Abstraction has has 199 places, 195 transitions, 398 flow [2021-10-16 23:01:00,680 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 219.33333333333334) internal successors, (658), 3 states have internal predecessors, (658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,680 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:01:00,680 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] [2021-10-16 23:01:00,680 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-16 23:01:00,680 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2021-10-16 23:01:00,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:01:00,681 INFO L82 PathProgramCache]: Analyzing trace with hash -1328376560, now seen corresponding path program 1 times [2021-10-16 23:01:00,681 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:01:00,682 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766946113] [2021-10-16 23:01:00,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:01:00,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:01:00,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:01:00,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:01:00,777 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:01:00,778 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766946113] [2021-10-16 23:01:00,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [766946113] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:01:00,778 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:01:00,778 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-16 23:01:00,778 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316064176] [2021-10-16 23:01:00,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 23:01:00,779 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:01:00,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 23:01:00,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 23:01:00,780 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 209 out of 238 [2021-10-16 23:01:00,781 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 199 places, 195 transitions, 398 flow. Second operand has 3 states, 3 states have (on average 212.0) internal successors, (636), 3 states have internal predecessors, (636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,781 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:01:00,781 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 209 of 238 [2021-10-16 23:01:00,781 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:01:00,866 INFO L129 PetriNetUnfolder]: 58/567 cut-off events. [2021-10-16 23:01:00,867 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-16 23:01:00,869 INFO L84 FinitePrefix]: Finished finitePrefix Result has 688 conditions, 567 events. 58/567 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 2700 event pairs, 27 based on Foata normal form. 0/500 useless extension candidates. Maximal degree in co-relation 626. Up to 93 conditions per place. [2021-10-16 23:01:00,870 INFO L132 encePairwiseOnDemand]: 231/238 looper letters, 18 selfloop transitions, 6 changer transitions 0/202 dead transitions. [2021-10-16 23:01:00,870 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 201 places, 202 transitions, 460 flow [2021-10-16 23:01:00,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 23:01:00,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-16 23:01:00,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 652 transitions. [2021-10-16 23:01:00,873 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9131652661064426 [2021-10-16 23:01:00,873 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 652 transitions. [2021-10-16 23:01:00,873 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 652 transitions. [2021-10-16 23:01:00,873 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:01:00,873 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 652 transitions. [2021-10-16 23:01:00,875 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 217.33333333333334) internal successors, (652), 3 states have internal predecessors, (652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,876 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 238.0) internal successors, (952), 4 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,876 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 238.0) internal successors, (952), 4 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,876 INFO L186 Difference]: Start difference. First operand has 199 places, 195 transitions, 398 flow. Second operand 3 states and 652 transitions. [2021-10-16 23:01:00,876 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 201 places, 202 transitions, 460 flow [2021-10-16 23:01:00,878 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 199 places, 202 transitions, 456 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-16 23:01:00,880 INFO L242 Difference]: Finished difference. Result has 201 places, 200 transitions, 440 flow [2021-10-16 23:01:00,881 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=238, PETRI_DIFFERENCE_MINUEND_FLOW=394, PETRI_DIFFERENCE_MINUEND_PLACES=197, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=195, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=189, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=440, PETRI_PLACES=201, PETRI_TRANSITIONS=200} [2021-10-16 23:01:00,881 INFO L334 CegarLoopForPetriNet]: 214 programPoint places, -13 predicate places. [2021-10-16 23:01:00,881 INFO L470 AbstractCegarLoop]: Abstraction has has 201 places, 200 transitions, 440 flow [2021-10-16 23:01:00,881 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 212.0) internal successors, (636), 3 states have internal predecessors, (636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,881 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:01:00,881 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] [2021-10-16 23:01:00,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-16 23:01:00,882 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2021-10-16 23:01:00,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:01:00,882 INFO L82 PathProgramCache]: Analyzing trace with hash -462596506, now seen corresponding path program 1 times [2021-10-16 23:01:00,882 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:01:00,882 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301144196] [2021-10-16 23:01:00,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:01:00,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:01:00,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:01:00,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:01:00,938 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:01:00,938 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301144196] [2021-10-16 23:01:00,938 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301144196] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:01:00,938 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:01:00,939 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-16 23:01:00,939 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139096615] [2021-10-16 23:01:00,939 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 23:01:00,939 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:01:00,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 23:01:00,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 23:01:00,941 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 216 out of 238 [2021-10-16 23:01:00,941 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 201 places, 200 transitions, 440 flow. Second operand has 3 states, 3 states have (on average 218.33333333333334) internal successors, (655), 3 states have internal predecessors, (655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:00,941 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:01:00,942 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 216 of 238 [2021-10-16 23:01:00,942 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:01:01,008 INFO L129 PetriNetUnfolder]: 30/512 cut-off events. [2021-10-16 23:01:01,008 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-10-16 23:01:01,010 INFO L84 FinitePrefix]: Finished finitePrefix Result has 622 conditions, 512 events. 30/512 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 2308 event pairs, 6 based on Foata normal form. 0/472 useless extension candidates. Maximal degree in co-relation 469. Up to 36 conditions per place. [2021-10-16 23:01:01,012 INFO L132 encePairwiseOnDemand]: 233/238 looper letters, 9 selfloop transitions, 4 changer transitions 0/203 dead transitions. [2021-10-16 23:01:01,012 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 203 places, 203 transitions, 472 flow [2021-10-16 23:01:01,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 23:01:01,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-16 23:01:01,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 662 transitions. [2021-10-16 23:01:01,014 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.927170868347339 [2021-10-16 23:01:01,014 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 662 transitions. [2021-10-16 23:01:01,014 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 662 transitions. [2021-10-16 23:01:01,014 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:01:01,014 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 662 transitions. [2021-10-16 23:01:01,016 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 220.66666666666666) internal successors, (662), 3 states have internal predecessors, (662), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:01,017 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 238.0) internal successors, (952), 4 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:01,017 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 238.0) internal successors, (952), 4 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:01,017 INFO L186 Difference]: Start difference. First operand has 201 places, 200 transitions, 440 flow. Second operand 3 states and 662 transitions. [2021-10-16 23:01:01,017 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 203 places, 203 transitions, 472 flow [2021-10-16 23:01:01,020 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 201 places, 203 transitions, 460 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-16 23:01:01,022 INFO L242 Difference]: Finished difference. Result has 203 places, 203 transitions, 458 flow [2021-10-16 23:01:01,023 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=238, PETRI_DIFFERENCE_MINUEND_FLOW=428, PETRI_DIFFERENCE_MINUEND_PLACES=199, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=200, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=196, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=458, PETRI_PLACES=203, PETRI_TRANSITIONS=203} [2021-10-16 23:01:01,023 INFO L334 CegarLoopForPetriNet]: 214 programPoint places, -11 predicate places. [2021-10-16 23:01:01,023 INFO L470 AbstractCegarLoop]: Abstraction has has 203 places, 203 transitions, 458 flow [2021-10-16 23:01:01,023 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 218.33333333333334) internal successors, (655), 3 states have internal predecessors, (655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:01:01,023 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:01:01,024 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] [2021-10-16 23:01:01,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-16 23:01:01,024 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2021-10-16 23:01:01,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:01:01,025 INFO L82 PathProgramCache]: Analyzing trace with hash -1455590073, now seen corresponding path program 1 times [2021-10-16 23:01:01,025 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:01:01,025 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597289663] [2021-10-16 23:01:01,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:01:01,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:01:01,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-16 23:01:01,081 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-16 23:01:01,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-16 23:01:01,142 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-16 23:01:01,143 INFO L631 BasicCegarLoop]: Counterexample is feasible [2021-10-16 23:01:01,146 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:01:01,147 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:01:01,148 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:01:01,148 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:01:01,148 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:01:01,148 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:01:01,148 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:01:01,148 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:01:01,148 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:01:01,148 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:01:01,148 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:01:01,149 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:01:01,149 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:01:01,149 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:01:01,149 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:01:01,149 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-16 23:01:01,149 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-16 23:01:01,149 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:01:01,150 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:01:01,150 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:01:01,150 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:01:01,150 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:01:01,150 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:01:01,151 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:01:01,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-16 23:01:01,158 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-16 23:01:01,158 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-16 23:01:01,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 11:01:01 BasicIcfg [2021-10-16 23:01:01,235 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-16 23:01:01,236 INFO L168 Benchmark]: Toolchain (without parser) took 2861.92 ms. Allocated memory was 169.9 MB in the beginning and 204.5 MB in the end (delta: 34.6 MB). Free memory was 119.0 MB in the beginning and 74.3 MB in the end (delta: 44.7 MB). Peak memory consumption was 80.3 MB. Max. memory is 8.0 GB. [2021-10-16 23:01:01,237 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 169.9 MB. Free memory was 135.4 MB in the beginning and 135.3 MB in the end (delta: 70.6 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-10-16 23:01:01,237 INFO L168 Benchmark]: CACSL2BoogieTranslator took 220.18 ms. Allocated memory is still 169.9 MB. Free memory was 118.9 MB in the beginning and 145.7 MB in the end (delta: -26.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 8.0 GB. [2021-10-16 23:01:01,237 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.20 ms. Allocated memory is still 169.9 MB. Free memory was 145.7 MB in the beginning and 143.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-16 23:01:01,238 INFO L168 Benchmark]: Boogie Preprocessor took 23.59 ms. Allocated memory is still 169.9 MB. Free memory was 143.7 MB in the beginning and 142.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-16 23:01:01,238 INFO L168 Benchmark]: RCFGBuilder took 627.00 ms. Allocated memory is still 169.9 MB. Free memory was 142.2 MB in the beginning and 117.5 MB in the end (delta: 24.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 8.0 GB. [2021-10-16 23:01:01,239 INFO L168 Benchmark]: TraceAbstraction took 1949.91 ms. Allocated memory was 169.9 MB in the beginning and 204.5 MB in the end (delta: 34.6 MB). Free memory was 117.0 MB in the beginning and 74.3 MB in the end (delta: 42.7 MB). Peak memory consumption was 78.8 MB. Max. memory is 8.0 GB. [2021-10-16 23:01:01,240 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 169.9 MB. Free memory was 135.4 MB in the beginning and 135.3 MB in the end (delta: 70.6 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 220.18 ms. Allocated memory is still 169.9 MB. Free memory was 118.9 MB in the beginning and 145.7 MB in the end (delta: -26.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 34.20 ms. Allocated memory is still 169.9 MB. Free memory was 145.7 MB in the beginning and 143.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 23.59 ms. Allocated memory is still 169.9 MB. Free memory was 143.7 MB in the beginning and 142.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 627.00 ms. Allocated memory is still 169.9 MB. Free memory was 142.2 MB in the beginning and 117.5 MB in the end (delta: 24.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1949.91 ms. Allocated memory was 169.9 MB in the beginning and 204.5 MB in the end (delta: 34.6 MB). Free memory was 117.0 MB in the beginning and 74.3 MB in the end (delta: 42.7 MB). Peak memory consumption was 78.8 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 - CounterExampleResult [Line: 56]: the program contains a data race the program contains a data race We found a FailurePath: [L38] 0 int count, pos; VAL [count=0, pos=0] [L39] 0 _Bool sFlag, sEvent, stopped, v_assert; VAL [count=0, pos=0, sEvent=0, sFlag=0, stopped=0, v_assert=0] [L69] 0 pthread_t t1, t2; VAL [count=0, pos=0, sEvent=0, sFlag=0, stopped=0, v_assert=0] [L72] 0 count = __VERIFIER_nondet_int() VAL [count=1, pos=0, sEvent=0, sFlag=0, stopped=0, v_assert=0] [L73] 0 pos = __VERIFIER_nondet_int() VAL [count=1, pos=0, sEvent=0, sFlag=0, stopped=0, v_assert=0] [L74] 0 sFlag = __VERIFIER_nondet_bool() VAL [count=1, pos=0, sEvent=0, sFlag=256, stopped=0, v_assert=0] [L75] 0 sEvent = __VERIFIER_nondet_bool() VAL [count=1, pos=0, sEvent=-256, sFlag=256, stopped=0, v_assert=0] [L76] 0 stopped = __VERIFIER_nondet_bool() VAL [count=1, pos=0, sEvent=-256, sFlag=256, stopped=512, v_assert=0] [L77] 0 v_assert = __VERIFIER_nondet_bool() VAL [count=1, pos=0, sEvent=-256, sFlag=256, stopped=512, v_assert=-511] [L35] COND FALSE 0 !(!cond) VAL [count=1, pos=0, sEvent=-256, sFlag=256, stopped=512, v_assert=-511] [L35] COND FALSE 0 !(!cond) VAL [count=1, pos=0, sEvent=-256, sFlag=256, stopped=512, v_assert=-511] [L35] COND FALSE 0 !(!cond) VAL [count=1, pos=0, sEvent=-256, sFlag=256, stopped=512, v_assert=-511] [L35] COND FALSE 0 !(!cond) VAL [count=1, pos=0, sEvent=-256, sFlag=256, stopped=512, v_assert=-511] [L35] COND FALSE 0 !(!cond) VAL [count=1, pos=0, sEvent=-256, sFlag=256, stopped=512, v_assert=-511] [L35] COND FALSE 0 !(!cond) VAL [count=1, pos=0, sEvent=-256, sFlag=256, stopped=512, v_assert=-511] [L87] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [count=1, pos=0, sEvent=-256, sFlag=256, stopped=512, v_assert=-511] [L88] FCALL, FORK 0 pthread_create(&t2, 0, thread2, 0) VAL [count=1, pos=0, sEvent=-256, sFlag=256, stopped=512, v_assert=-511] [L56] 2 sFlag = 1 VAL [count=1, pos=0, sEvent=-256, sFlag=1, stopped=512, v_assert=-511] [L43] 1 count = sFlag ? count : (count + 1) [L44] 1 v_assert = ( sFlag || !stopped ) [L56] 2 sFlag = 1 VAL [count=1, pos=0, sEvent=-256, sFlag=1, stopped=512, v_assert=1] - UnprovableResult [Line: 43]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 44]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 47]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 49]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 57]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 59]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 63]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 72]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 73]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 87]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 304 locations, 24 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 14.1ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 1702.1ms, OverallIterations: 9, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 747.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 126.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 86 SDtfs, 10 SDslu, 0 SDs, 0 SdLazy, 88 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 83.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=458occurred in iteration=8, InterpolantAutomatonStates: 24, 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: 40.6ms SsaConstructionTime, 208.1ms SatisfiabilityAnalysisTime, 293.6ms InterpolantComputationTime, 559 NumberOfCodeBlocks, 559 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 439 ConstructedInterpolants, 0 QuantifiedInterpolants, 455 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-16 23:01:01,280 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...