/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-POR-NewStatesSleepPersistentFixedOrder-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-misc-3.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-5b77e9fc37942d960732eb3788a90132329d3bc4-5b77e9f [2021-10-19 15:09:11,599 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2021-10-19 15:09:11,700 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-19 15:09:11,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-19 15:09:11,700 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-19 15:09:11,702 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-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-10-19 15:09:11,722 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-19 15:09:11,722 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-19 15:09:11,722 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-19 15:09:11,722 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-19 15:09:11,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-19 15:09:11,723 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-19 15:09:11,723 INFO L138 SettingsManager]: * Use SBE=true [2021-10-19 15:09:11,724 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-19 15:09:11,724 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-19 15:09:11,724 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-19 15:09:11,724 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-19 15:09:11,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-19 15:09:11,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-19 15:09:11,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-19 15:09:11,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-19 15:09:11,724 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-19 15:09:11,724 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-19 15:09:11,724 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-19 15:09:11,724 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-19 15:09:11,725 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-19 15:09:11,725 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-19 15:09:11,725 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-19 15:09:11,725 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-19 15:09:11,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-19 15:09:11,725 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-19 15:09:11,725 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-19 15:09:11,725 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-19 15:09:11,725 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-19 15:09:11,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-19 15:09:11,725 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-19 15:09:11,726 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-19 15:09:11,726 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-19 15:09:11,726 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-19 15:09:11,726 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-19 15:09:11,726 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2021-10-19 15:09:11,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-19 15:09:11,893 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-19 15:09:11,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-19 15:09:11,896 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-19 15:09:11,897 INFO L275 PluginConnector]: CDTParser initialized [2021-10-19 15:09:11,897 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-misc-3.wvr.c [2021-10-19 15:09:11,952 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81994784b/966dd971f13d4c708538564d1e27913a/FLAGcfa4d3010 [2021-10-19 15:09:12,280 INFO L306 CDTParser]: Found 1 translation units. [2021-10-19 15:09:12,280 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-3.wvr.c [2021-10-19 15:09:12,285 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81994784b/966dd971f13d4c708538564d1e27913a/FLAGcfa4d3010 [2021-10-19 15:09:12,301 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81994784b/966dd971f13d4c708538564d1e27913a [2021-10-19 15:09:12,304 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-19 15:09:12,305 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-19 15:09:12,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-19 15:09:12,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-19 15:09:12,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-19 15:09:12,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 03:09:12" (1/1) ... [2021-10-19 15:09:12,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d6d65c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:09:12, skipping insertion in model container [2021-10-19 15:09:12,310 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 03:09:12" (1/1) ... [2021-10-19 15:09:12,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-19 15:09:12,326 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-19 15:09:12,462 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-misc-3.wvr.c[2282,2295] [2021-10-19 15:09:12,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-19 15:09:12,467 INFO L203 MainTranslator]: Completed pre-run [2021-10-19 15:09:12,481 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-misc-3.wvr.c[2282,2295] [2021-10-19 15:09:12,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-19 15:09:12,490 INFO L208 MainTranslator]: Completed translation [2021-10-19 15:09:12,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:09:12 WrapperNode [2021-10-19 15:09:12,490 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-19 15:09:12,491 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-19 15:09:12,491 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-19 15:09:12,491 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-19 15:09:12,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:09:12" (1/1) ... [2021-10-19 15:09:12,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:09:12" (1/1) ... [2021-10-19 15:09:12,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-19 15:09:12,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-19 15:09:12,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-19 15:09:12,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-19 15:09:12,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:09:12" (1/1) ... [2021-10-19 15:09:12,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:09:12" (1/1) ... [2021-10-19 15:09:12,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:09:12" (1/1) ... [2021-10-19 15:09:12,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:09:12" (1/1) ... [2021-10-19 15:09:12,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:09:12" (1/1) ... [2021-10-19 15:09:12,533 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:09:12" (1/1) ... [2021-10-19 15:09:12,534 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:09:12" (1/1) ... [2021-10-19 15:09:12,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-19 15:09:12,540 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-19 15:09:12,540 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-19 15:09:12,540 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-19 15:09:12,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:09:12" (1/1) ... [2021-10-19 15:09:12,545 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-19 15:09:12,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-19 15:09:12,572 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-19 15:09:12,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-19 15:09:12,604 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-19 15:09:12,605 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-19 15:09:12,605 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-19 15:09:12,605 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-19 15:09:12,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-19 15:09:12,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-19 15:09:12,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-19 15:09:12,605 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-19 15:09:12,605 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-19 15:09:12,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-19 15:09:12,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-19 15:09:12,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-19 15:09:12,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-19 15:09:12,607 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-19 15:09:12,965 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-19 15:09:12,965 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-10-19 15:09:12,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 03:09:12 BoogieIcfgContainer [2021-10-19 15:09:12,967 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-19 15:09:12,968 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-19 15:09:12,968 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-19 15:09:12,971 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-19 15:09:12,971 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 03:09:12" (1/3) ... [2021-10-19 15:09:12,972 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ac8a2d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 03:09:12, skipping insertion in model container [2021-10-19 15:09:12,972 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:09:12" (2/3) ... [2021-10-19 15:09:12,972 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ac8a2d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 03:09:12, skipping insertion in model container [2021-10-19 15:09:12,972 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 03:09:12" (3/3) ... [2021-10-19 15:09:12,973 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-misc-3.wvr.c [2021-10-19 15:09:12,976 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-19 15:09:12,977 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-19 15:09:12,977 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 27 error locations. [2021-10-19 15:09:12,977 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-19 15:09:13,001 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,001 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,001 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,001 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,002 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,002 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,002 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,002 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,002 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,002 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,002 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,002 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,002 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,002 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,003 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,003 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,003 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,003 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,003 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,003 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,003 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,003 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,004 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,004 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,004 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,004 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,004 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,004 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,004 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,005 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,005 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,005 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,005 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,005 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,005 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,005 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,006 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,006 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,006 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,006 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,006 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,006 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,006 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,007 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,007 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,007 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,007 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,007 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,008 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,008 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,008 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,009 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,009 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,009 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,009 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,009 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,009 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,009 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,010 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,010 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,010 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,010 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,010 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,010 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,010 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,010 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,010 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,010 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,011 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,011 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,011 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,011 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,011 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,011 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,011 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,011 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,011 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,012 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,012 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,012 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,012 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,012 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,012 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,012 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,012 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,012 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,013 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,013 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,013 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,013 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,013 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,013 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,013 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,013 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,013 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,013 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,014 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,014 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,014 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,014 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,016 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,016 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,016 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,016 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,017 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,017 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,017 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,017 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,017 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,019 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,019 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,019 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,019 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,019 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,019 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,019 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:09:13,024 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-10-19 15:09:13,067 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-19 15:09:13,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-19 15:09:13,069 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-19 15:09:13,090 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-10-19 15:09:13,112 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork1 ======== [2021-10-19 15:09:13,118 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=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-19 15:09:13,118 INFO L340 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2021-10-19 15:09:13,240 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err4ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2021-10-19 15:09:13,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 15:09:13,244 INFO L82 PathProgramCache]: Analyzing trace with hash -1637635010, now seen corresponding path program 1 times [2021-10-19 15:09:13,253 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 15:09:13,253 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432755981] [2021-10-19 15:09:13,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 15:09:13,253 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 15:09:13,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 15:09:13,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 15:09:13,398 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 15:09:13,398 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432755981] [2021-10-19 15:09:13,399 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432755981] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 15:09:13,399 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 15:09:13,399 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 15:09:13,400 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878770065] [2021-10-19 15:09:13,404 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-19 15:09:13,404 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 15:09:13,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-19 15:09:13,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-19 15:09:13,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,418 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-19 15:09:13,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 15:09:13,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-19 15:09:13,437 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err4ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2021-10-19 15:09:13,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 15:09:13,439 INFO L82 PathProgramCache]: Analyzing trace with hash 918048176, now seen corresponding path program 1 times [2021-10-19 15:09:13,440 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 15:09:13,440 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554063627] [2021-10-19 15:09:13,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 15:09:13,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 15:09:13,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 15:09:13,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 15:09:13,506 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 15:09:13,506 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554063627] [2021-10-19 15:09:13,507 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554063627] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 15:09:13,507 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 15:09:13,507 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-19 15:09:13,507 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508436394] [2021-10-19 15:09:13,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 15:09:13,509 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 15:09:13,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 15:09:13,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 15:09:13,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,511 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-19 15:09:13,511 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 15:09:13,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,536 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-19 15:09:13,536 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err4ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2021-10-19 15:09:13,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 15:09:13,536 INFO L82 PathProgramCache]: Analyzing trace with hash 1644710907, now seen corresponding path program 1 times [2021-10-19 15:09:13,537 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 15:09:13,537 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032614881] [2021-10-19 15:09:13,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 15:09:13,537 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 15:09:13,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 15:09:13,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 15:09:13,600 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 15:09:13,600 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032614881] [2021-10-19 15:09:13,600 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032614881] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 15:09:13,601 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 15:09:13,601 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 15:09:13,601 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800811441] [2021-10-19 15:09:13,602 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 15:09:13,602 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 15:09:13,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 15:09:13,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 15:09:13,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,604 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-19 15:09:13,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 26.5) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 15:09:13,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,629 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-19 15:09:13,629 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err1ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err4ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2021-10-19 15:09:13,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 15:09:13,629 INFO L82 PathProgramCache]: Analyzing trace with hash 596246972, now seen corresponding path program 1 times [2021-10-19 15:09:13,629 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 15:09:13,630 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177800137] [2021-10-19 15:09:13,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 15:09:13,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 15:09:13,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 15:09:13,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 15:09:13,671 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 15:09:13,671 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177800137] [2021-10-19 15:09:13,671 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177800137] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 15:09:13,671 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 15:09:13,671 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 15:09:13,671 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376781525] [2021-10-19 15:09:13,672 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 15:09:13,672 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 15:09:13,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 15:09:13,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 15:09:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,672 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-19 15:09:13,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 15:09:13,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-19 15:09:13,689 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err2ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err4ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2021-10-19 15:09:13,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 15:09:13,689 INFO L82 PathProgramCache]: Analyzing trace with hash -1190660096, now seen corresponding path program 1 times [2021-10-19 15:09:13,689 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 15:09:13,690 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432764479] [2021-10-19 15:09:13,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 15:09:13,690 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 15:09:13,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 15:09:13,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 15:09:13,743 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 15:09:13,743 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432764479] [2021-10-19 15:09:13,743 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432764479] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 15:09:13,743 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 15:09:13,743 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 15:09:13,744 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564892417] [2021-10-19 15:09:13,744 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 15:09:13,744 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 15:09:13,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 15:09:13,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 15:09:13,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,745 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-19 15:09:13,745 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 29.5) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 15:09:13,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-19 15:09:13,763 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thread2Err3ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err4ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2021-10-19 15:09:13,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 15:09:13,763 INFO L82 PathProgramCache]: Analyzing trace with hash -2058616763, now seen corresponding path program 1 times [2021-10-19 15:09:13,763 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 15:09:13,764 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73539099] [2021-10-19 15:09:13,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 15:09:13,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 15:09:13,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 15:09:13,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 15:09:13,818 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 15:09:13,818 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73539099] [2021-10-19 15:09:13,818 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73539099] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 15:09:13,818 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 15:09:13,818 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 15:09:13,818 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361840346] [2021-10-19 15:09:13,819 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 15:09:13,819 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 15:09:13,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 15:09:13,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 15:09:13,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,820 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-19 15:09:13,820 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 31.5) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 15:09:13,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,854 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-19 15:09:13,854 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thread2Err7ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err4ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2021-10-19 15:09:13,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 15:09:13,855 INFO L82 PathProgramCache]: Analyzing trace with hash -1303428437, now seen corresponding path program 1 times [2021-10-19 15:09:13,855 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 15:09:13,855 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606101539] [2021-10-19 15:09:13,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 15:09:13,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 15:09:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 15:09:13,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 15:09:13,929 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 15:09:13,929 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606101539] [2021-10-19 15:09:13,929 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606101539] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 15:09:13,929 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 15:09:13,930 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 15:09:13,930 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826493006] [2021-10-19 15:09:13,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 15:09:13,930 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 15:09:13,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 15:09:13,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 15:09:13,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,931 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-19 15:09:13,931 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 35.0) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 15:09:13,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:13,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:13,972 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-19 15:09:13,972 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thread2Err9ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err4ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2021-10-19 15:09:13,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 15:09:13,973 INFO L82 PathProgramCache]: Analyzing trace with hash -1172741390, now seen corresponding path program 1 times [2021-10-19 15:09:13,973 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 15:09:13,973 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697163724] [2021-10-19 15:09:13,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 15:09:13,974 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 15:09:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 15:09:14,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 15:09:14,004 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 15:09:14,009 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697163724] [2021-10-19 15:09:14,009 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697163724] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 15:09:14,009 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 15:09:14,009 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 15:09:14,009 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672225927] [2021-10-19 15:09:14,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 15:09:14,010 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 15:09:14,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 15:09:14,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 15:09:14,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:14,010 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-19 15:09:14,010 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 40.0) internal successors, (80), 3 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 15:09:14,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:14,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:14,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:14,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-19 15:09:14,050 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thread2Err5ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err4ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2021-10-19 15:09:14,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 15:09:14,051 INFO L82 PathProgramCache]: Analyzing trace with hash -1140606104, now seen corresponding path program 1 times [2021-10-19 15:09:14,051 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 15:09:14,051 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684598676] [2021-10-19 15:09:14,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 15:09:14,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 15:09:14,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 15:09:14,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 15:09:14,085 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 15:09:14,085 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684598676] [2021-10-19 15:09:14,085 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684598676] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 15:09:14,085 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 15:09:14,085 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 15:09:14,085 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555539687] [2021-10-19 15:09:14,086 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 15:09:14,086 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 15:09:14,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 15:09:14,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 15:09:14,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:14,086 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-19 15:09:14,086 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 31.5) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 15:09:14,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:14,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:14,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:14,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-19 15:09:14,566 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting thread2Err5ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err4ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2021-10-19 15:09:14,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 15:09:14,566 INFO L82 PathProgramCache]: Analyzing trace with hash -1096065090, now seen corresponding path program 1 times [2021-10-19 15:09:14,566 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 15:09:14,567 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400544832] [2021-10-19 15:09:14,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 15:09:14,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 15:09:14,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 15:09:14,604 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 15:09:14,605 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 15:09:14,605 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400544832] [2021-10-19 15:09:14,605 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400544832] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 15:09:14,605 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 15:09:14,605 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-19 15:09:14,608 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685572548] [2021-10-19 15:09:14,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 15:09:14,609 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 15:09:14,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 15:09:14,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 15:09:14,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:14,610 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-19 15:09:14,610 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 15:09:14,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:14,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:14,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:14,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-19 15:09:14,635 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting thread2Err5ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err4ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2021-10-19 15:09:14,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 15:09:14,636 INFO L82 PathProgramCache]: Analyzing trace with hash 2077710310, now seen corresponding path program 1 times [2021-10-19 15:09:14,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 15:09:14,636 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026879882] [2021-10-19 15:09:14,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 15:09:14,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 15:09:14,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 15:09:14,734 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-19 15:09:14,734 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 15:09:14,734 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026879882] [2021-10-19 15:09:14,734 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026879882] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 15:09:14,734 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 15:09:14,734 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-19 15:09:14,734 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969730851] [2021-10-19 15:09:14,735 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-19 15:09:14,735 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 15:09:14,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-19 15:09:14,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-19 15:09:14,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:14,735 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-19 15:09:14,735 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 15:09:14,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:14,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:14,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:09:14,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:09:14,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-19 15:09:14,761 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-19 15:09:14,761 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting thread2Err5ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err4ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2021-10-19 15:09:14,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 15:09:14,761 INFO L82 PathProgramCache]: Analyzing trace with hash 2077711271, now seen corresponding path program 1 times [2021-10-19 15:09:14,762 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 15:09:14,762 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270811688] [2021-10-19 15:09:14,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 15:09:14,762 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 15:09:14,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-19 15:09:14,772 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-19 15:09:14,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-19 15:09:14,802 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-19 15:09:14,802 INFO L631 BasicCegarLoop]: Counterexample is feasible [2021-10-19 15:09:14,803 WARN L672 BasicCegarLoop]: Found data race on ~pos~0 between C: pos++ [45] and C: pos = ( pos - 2 ) [68] [2021-10-19 15:09:14,804 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE [2021-10-19 15:09:14,805 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 15:09:14,805 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 15:09:14,805 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 15:09:14,805 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 15:09:14,805 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 15:09:14,805 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONDATA_RACE [2021-10-19 15:09:14,805 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONDATA_RACE [2021-10-19 15:09:14,805 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONDATA_RACE [2021-10-19 15:09:14,806 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONDATA_RACE [2021-10-19 15:09:14,806 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-19 15:09:14,810 INFO L308 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork1 was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (1/3) [2021-10-19 15:09:14,812 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-19 15:09:14,812 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-19 15:09:14,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 03:09:14 BasicIcfg [2021-10-19 15:09:14,856 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-19 15:09:14,856 INFO L168 Benchmark]: Toolchain (without parser) took 2550.44 ms. Allocated memory was 177.2 MB in the beginning and 219.2 MB in the end (delta: 41.9 MB). Free memory was 127.7 MB in the beginning and 100.5 MB in the end (delta: 27.2 MB). Peak memory consumption was 70.5 MB. Max. memory is 8.0 GB. [2021-10-19 15:09:14,857 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 177.2 MB. Free memory is still 143.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-19 15:09:14,857 INFO L168 Benchmark]: CACSL2BoogieTranslator took 184.20 ms. Allocated memory is still 177.2 MB. Free memory was 127.5 MB in the beginning and 152.4 MB in the end (delta: -24.9 MB). Peak memory consumption was 11.8 MB. Max. memory is 8.0 GB. [2021-10-19 15:09:14,857 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.48 ms. Allocated memory is still 177.2 MB. Free memory was 152.4 MB in the beginning and 150.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-19 15:09:14,857 INFO L168 Benchmark]: Boogie Preprocessor took 23.10 ms. Allocated memory is still 177.2 MB. Free memory was 150.9 MB in the beginning and 149.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-19 15:09:14,858 INFO L168 Benchmark]: RCFGBuilder took 427.42 ms. Allocated memory is still 177.2 MB. Free memory was 149.3 MB in the beginning and 130.6 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.9 MB. Max. memory is 8.0 GB. [2021-10-19 15:09:14,858 INFO L168 Benchmark]: TraceAbstraction took 1887.36 ms. Allocated memory was 177.2 MB in the beginning and 219.2 MB in the end (delta: 41.9 MB). Free memory was 130.4 MB in the beginning and 100.5 MB in the end (delta: 29.9 MB). Peak memory consumption was 73.4 MB. Max. memory is 8.0 GB. [2021-10-19 15:09:14,859 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 177.2 MB. Free memory is still 143.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 184.20 ms. Allocated memory is still 177.2 MB. Free memory was 127.5 MB in the beginning and 152.4 MB in the end (delta: -24.9 MB). Peak memory consumption was 11.8 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 24.48 ms. Allocated memory is still 177.2 MB. Free memory was 152.4 MB in the beginning and 150.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 23.10 ms. Allocated memory is still 177.2 MB. Free memory was 150.9 MB in the beginning and 149.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 427.42 ms. Allocated memory is still 177.2 MB. Free memory was 149.3 MB in the beginning and 130.6 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1887.36 ms. Allocated memory was 177.2 MB in the beginning and 219.2 MB in the end (delta: 41.9 MB). Free memory was 130.4 MB in the beginning and 100.5 MB in the end (delta: 29.9 MB). Peak memory consumption was 73.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 24220, positive: 22684, positive conditional: 9723, positive unconditional: 12961, negative: 1536, negative conditional: 1518, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22765, positive: 22684, positive conditional: 9723, positive unconditional: 12961, negative: 81, negative conditional: 63, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 22765, positive: 22684, positive conditional: 9723, positive unconditional: 12961, negative: 81, negative conditional: 63, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23044, positive: 22684, positive conditional: 9579, positive unconditional: 13105, negative: 360, negative conditional: 279, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 23044, positive: 22684, positive conditional: 3981, positive unconditional: 18703, negative: 360, negative conditional: 60, negative unconditional: 300, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 23044, positive: 22684, positive conditional: 3981, positive unconditional: 18703, negative: 360, negative conditional: 60, negative unconditional: 300, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7642, positive: 7617, positive conditional: 12, positive unconditional: 7605, negative: 25, negative conditional: 4, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7642, positive: 7516, positive conditional: 0, positive unconditional: 7516, negative: 126, negative conditional: 0, negative unconditional: 126, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 126, positive: 101, positive conditional: 12, positive unconditional: 89, negative: 25, negative conditional: 4, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 128, positive: 98, positive conditional: 12, positive unconditional: 86, negative: 30, negative conditional: 3, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 23044, positive: 15067, positive conditional: 3969, positive unconditional: 11098, negative: 335, negative conditional: 56, negative unconditional: 279, unknown: 7642, unknown conditional: 16, unknown unconditional: 7626] , Statistics on independence cache: Total cache size (in pairs): 7642, Positive cache size: 7617, Positive conditional cache size: 12, Positive unconditional cache size: 7605, Negative cache size: 25, Negative conditional cache size: 4, Negative unconditional cache size: 21, Eliminated conditions: 5817, Maximal queried relation: 5, Independence queries for same thread: 1455 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 294, Number of persistent set computation: 1838, Number of trivial persistent sets: 847, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12979, positive: 12961, positive conditional: 0, positive unconditional: 12961, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 24220, positive: 22684, positive conditional: 9723, positive unconditional: 12961, negative: 1536, negative conditional: 1518, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22765, positive: 22684, positive conditional: 9723, positive unconditional: 12961, negative: 81, negative conditional: 63, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 22765, positive: 22684, positive conditional: 9723, positive unconditional: 12961, negative: 81, negative conditional: 63, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23044, positive: 22684, positive conditional: 9579, positive unconditional: 13105, negative: 360, negative conditional: 279, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 23044, positive: 22684, positive conditional: 3981, positive unconditional: 18703, negative: 360, negative conditional: 60, negative unconditional: 300, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 23044, positive: 22684, positive conditional: 3981, positive unconditional: 18703, negative: 360, negative conditional: 60, negative unconditional: 300, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7642, positive: 7617, positive conditional: 12, positive unconditional: 7605, negative: 25, negative conditional: 4, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7642, positive: 7516, positive conditional: 0, positive unconditional: 7516, negative: 126, negative conditional: 0, negative unconditional: 126, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 126, positive: 101, positive conditional: 12, positive unconditional: 89, negative: 25, negative conditional: 4, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 128, positive: 98, positive conditional: 12, positive unconditional: 86, negative: 30, negative conditional: 3, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 23044, positive: 15067, positive conditional: 3969, positive unconditional: 11098, negative: 335, negative conditional: 56, negative unconditional: 279, unknown: 7642, unknown conditional: 16, unknown unconditional: 7626] , Statistics on independence cache: Total cache size (in pairs): 7642, Positive cache size: 7617, Positive conditional cache size: 12, Positive unconditional cache size: 7605, Negative cache size: 25, Negative conditional cache size: 4, Negative unconditional cache size: 21, Eliminated conditions: 5817, Maximal queried relation: 5, Independence queries for same thread: 1455 - 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: 68]: the program contains a data race the program contains a data race We found a FailurePath: [L38] 0 int pos; VAL [pos=0] [L39] 0 _Bool d1, d2, g1, g2; VAL [d1=0, d2=0, g1=0, g2=0, pos=0] [L82] 0 pthread_t t1, t2; VAL [d1=0, d2=0, g1=0, g2=0, pos=0] [L85] 0 d1 = 1 VAL [d1=1, d2=0, g1=0, g2=0, pos=0] [L86] 0 d2 = 1 VAL [d1=1, d2=1, g1=0, g2=0, pos=0] [L87] 0 g1 = 1 VAL [d1=1, d2=1, g1=1, g2=0, pos=0] [L88] 0 g2 = 1 VAL [d1=1, d2=1, g1=1, g2=1, pos=0] [L91] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [d1=1, d2=1, g1=1, g2=1, pos=0] [L42] COND TRUE 1 \read(g1) VAL [d1=1, d2=1, g1=1, g2=1, pos=0] [L43] 1 \read(d1) VAL [d1=1, d2=1, g1=1, g2=1, pos=0] [L43] 1 \read(d1) VAL [d1=1, d2=1, g1=1, g2=1, pos=0] [L43] COND TRUE 1 \read(d1) VAL [d1=1, d2=1, g1=1, g2=1, pos=0] [L92] FCALL, FORK 0 pthread_create(&t2, 0, thread2, 0) VAL [d1=1, d2=1, g1=1, g2=1, pos=0] [L64] COND TRUE 2 \read(g2) VAL [d1=1, d2=1, g1=1, g2=1, pos=0] [L65] 2 \read(d2) VAL [d1=1, d2=1, g1=1, g2=1, pos=0] [L65] 2 \read(d2) VAL [d1=1, d2=1, g1=1, g2=1, pos=0] [L65] COND TRUE 2 \read(d2) VAL [d1=1, d2=1, g1=1, g2=1, pos=0] [L66] EXPR 2 pos + 2 VAL [d1=1, d2=1, g1=1, g2=1, pos=0] [L66] 2 pos = ( pos + 2 ) VAL [d1=1, d2=1, g1=1, g2=1, pos=2] [L70] EXPR 2 !d2 VAL [d1=1, d2=1, g1=1, g2=1, pos=2] [L70] 2 d2 = !d2 VAL [d1=1, d2=0, g1=1, g2=1, pos=2] [L71] 2 \read(d2) VAL [d1=1, d2=0, g1=1, g2=1, pos=2] [L71] 2 \read(d2) VAL [d1=1, d2=0, g1=1, g2=1, pos=2] [L71] COND FALSE 2 !(\read(d2)) VAL [d1=1, d2=0, g1=1, g2=1, pos=2] [L64] COND TRUE 2 \read(g2) VAL [d1=1, d2=0, g1=1, g2=1, pos=2] [L65] 2 \read(d2) VAL [d1=1, d2=0, g1=1, g2=1, pos=2] [L65] 2 \read(d2) VAL [d1=1, d2=0, g1=1, g2=1, pos=2] [L65] COND FALSE 2 !(\read(d2)) VAL [d1=1, d2=0, g1=1, g2=1, pos=2] [L68] EXPR 2 pos - 2 VAL [d1=1, d2=0, g1=1, g2=1, pos=2] [L68] 2 pos = ( pos - 2 ) VAL [d1=1, d2=0, g1=1, g2=1, pos=0, pos = ( pos - 2 )=50] [L93] EXPR 0 \read(t1) VAL [d1=1, d2=0, g1=1, g2=1, pos=0, pos = ( pos - 2 )=50] [L93] 0 pthread_join(t1, 0) VAL [d1=1, d2=0, g1=1, g2=1, pos=0, pos = ( pos - 2 )=50] [L45] 1 pos++ VAL [d1=1, d2=0, g1=1, g2=1, pos=1, pos = ( pos - 2 )=50] [L68] 2 pos = ( pos - 2 ) VAL [d1=1, d2=0, g1=1, g2=1, pos=1, pos = ( pos - 2 )=50] - UnprovableResult [Line: 64]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 65]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 66]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 68]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 66]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 70]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 70]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 71]: 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. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread2Thread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 269 locations, 49 error locations. Started 1 CEGAR loops. OverallTime: 1746.7ms, OverallIterations: 12, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 22.7ms, PartialOrderReductionTime: 836.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 35, 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: 37.0ms SsaConstructionTime, 189.6ms SatisfiabilityAnalysisTime, 391.1ms InterpolantComputationTime, 840 NumberOfCodeBlocks, 840 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 733 ConstructedInterpolants, 0 QuantifiedInterpolants, 951 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 12/12 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! [2021-10-19 15:09:14,909 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-10-19 15:09:15,109 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...