./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/04-mutex_27-base_rc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_27-base_rc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 422f1da6dfd893adc51c26673030b1629855d79d0a8262719af25760298c9d39 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 04:56:32,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 04:56:32,649 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 04:56:32,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 04:56:32,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 04:56:32,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 04:56:32,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 04:56:32,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 04:56:32,691 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 04:56:32,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 04:56:32,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 04:56:32,694 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 04:56:32,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 04:56:32,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 04:56:32,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 04:56:32,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 04:56:32,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 04:56:32,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 04:56:32,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 04:56:32,706 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 04:56:32,708 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 04:56:32,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 04:56:32,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 04:56:32,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 04:56:32,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 04:56:32,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 04:56:32,720 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 04:56:32,721 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 04:56:32,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 04:56:32,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 04:56:32,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 04:56:32,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 04:56:32,725 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 04:56:32,726 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 04:56:32,727 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 04:56:32,728 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 04:56:32,729 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 04:56:32,729 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 04:56:32,729 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 04:56:32,730 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 04:56:32,731 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 04:56:32,732 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2021-11-07 04:56:32,758 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 04:56:32,758 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 04:56:32,759 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 04:56:32,759 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 04:56:32,760 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 04:56:32,760 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 04:56:32,760 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 04:56:32,761 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 04:56:32,761 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 04:56:32,761 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 04:56:32,761 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 04:56:32,761 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 04:56:32,762 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 04:56:32,762 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 04:56:32,762 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 04:56:32,762 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 04:56:32,762 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-07 04:56:32,762 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 04:56:32,763 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 04:56:32,763 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 04:56:32,763 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 04:56:32,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 04:56:32,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 04:56:32,764 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-07 04:56:32,764 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 04:56:32,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 04:56:32,764 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 04:56:32,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 04:56:32,765 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 04:56:32,765 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 04:56:32,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 04:56:32,765 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 04:56:32,765 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-07 04:56:32,766 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 04:56:32,766 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-07 04:56:32,766 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-07 04:56:32,766 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 422f1da6dfd893adc51c26673030b1629855d79d0a8262719af25760298c9d39 [2021-11-07 04:56:33,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 04:56:33,043 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 04:56:33,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 04:56:33,047 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 04:56:33,047 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 04:56:33,048 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/../../sv-benchmarks/c/goblint-regression/04-mutex_27-base_rc.i [2021-11-07 04:56:33,127 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/data/7875d3334/f77a6a30e67a484995bc5337cdd9f7bc/FLAG25a680f36 [2021-11-07 04:56:33,745 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 04:56:33,748 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/sv-benchmarks/c/goblint-regression/04-mutex_27-base_rc.i [2021-11-07 04:56:33,775 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/data/7875d3334/f77a6a30e67a484995bc5337cdd9f7bc/FLAG25a680f36 [2021-11-07 04:56:33,994 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/data/7875d3334/f77a6a30e67a484995bc5337cdd9f7bc [2021-11-07 04:56:33,997 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 04:56:33,998 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 04:56:34,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 04:56:34,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 04:56:34,003 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 04:56:34,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:56:33" (1/1) ... [2021-11-07 04:56:34,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cfcb5e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34, skipping insertion in model container [2021-11-07 04:56:34,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:56:33" (1/1) ... [2021-11-07 04:56:34,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 04:56:34,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 04:56:34,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 04:56:34,563 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 04:56:34,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 04:56:34,666 INFO L208 MainTranslator]: Completed translation [2021-11-07 04:56:34,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34 WrapperNode [2021-11-07 04:56:34,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 04:56:34,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 04:56:34,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 04:56:34,669 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 04:56:34,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,694 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,718 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 04:56:34,718 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 04:56:34,719 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 04:56:34,719 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 04:56:34,727 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,731 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,732 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,737 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,739 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,741 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,744 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 04:56:34,745 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 04:56:34,746 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 04:56:34,746 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 04:56:34,747 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,767 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 04:56:34,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:34,801 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 04:56:34,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 04:56:34,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 04:56:34,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 04:56:34,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 04:56:34,835 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-07 04:56:34,835 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-11-07 04:56:34,836 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-11-07 04:56:34,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 04:56:34,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 04:56:34,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 04:56:34,838 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-07 04:56:35,202 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 04:56:35,202 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-11-07 04:56:35,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:56:35 BoogieIcfgContainer [2021-11-07 04:56:35,204 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 04:56:35,220 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 04:56:35,221 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 04:56:35,225 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 04:56:35,225 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 04:56:33" (1/3) ... [2021-11-07 04:56:35,226 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@391af91c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:56:35, skipping insertion in model container [2021-11-07 04:56:35,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (2/3) ... [2021-11-07 04:56:35,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@391af91c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:56:35, skipping insertion in model container [2021-11-07 04:56:35,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:56:35" (3/3) ... [2021-11-07 04:56:35,228 INFO L111 eAbstractionObserver]: Analyzing ICFG 04-mutex_27-base_rc.i [2021-11-07 04:56:35,239 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-07 04:56:35,240 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 04:56:35,240 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2021-11-07 04:56:35,240 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-07 04:56:35,283 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,283 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,283 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,283 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,286 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,287 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,287 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,287 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,287 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,288 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,288 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,288 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,288 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,289 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,289 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,289 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,289 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,290 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,290 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,290 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,291 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,291 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,291 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,292 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,292 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,293 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,293 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,293 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,293 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,293 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,294 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,294 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,294 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,294 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,294 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,295 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,295 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,295 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,295 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,295 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,296 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,296 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,296 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,296 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,296 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,296 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,297 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,297 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,297 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,298 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,298 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,298 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,298 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,299 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,299 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,299 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,299 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,299 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,300 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,300 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,300 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,300 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,301 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,301 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,301 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,301 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,301 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,301 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,302 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,302 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,302 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,302 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,302 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,303 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,303 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,303 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,303 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,303 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,304 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,304 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,304 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,304 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,304 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,304 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,305 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,305 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,319 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,319 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,319 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,319 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,320 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,320 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,320 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,320 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,320 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,321 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,321 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,333 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-07 04:56:35,375 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-07 04:56:35,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:35,377 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-07 04:56:35,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-07 04:56:35,425 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2021-11-07 04:56:35,443 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, mAutomataTypeConcurrency=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 [2021-11-07 04:56:35,443 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-07 04:56:35,551 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-07 04:56:35,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:35,556 INFO L85 PathProgramCache]: Analyzing trace with hash -1913041233, now seen corresponding path program 1 times [2021-11-07 04:56:35,565 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:35,566 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387489972] [2021-11-07 04:56:35,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:35,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:35,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:35,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:35,847 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:35,848 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387489972] [2021-11-07 04:56:35,848 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387489972] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:35,849 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:35,849 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 04:56:35,850 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493688341] [2021-11-07 04:56:35,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 04:56:35,856 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:35,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 04:56:35,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 04:56:35,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:35,873 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:35,874 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:35,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:35,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:35,912 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 04:56:35,913 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-07 04:56:35,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:35,914 INFO L85 PathProgramCache]: Analyzing trace with hash -322813001, now seen corresponding path program 1 times [2021-11-07 04:56:35,914 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:35,914 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315719467] [2021-11-07 04:56:35,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:35,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:35,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:36,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:36,022 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:36,022 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315719467] [2021-11-07 04:56:36,022 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315719467] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:36,022 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:36,023 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 04:56:36,023 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897075912] [2021-11-07 04:56:36,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 04:56:36,025 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:36,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 04:56:36,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 04:56:36,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:36,026 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:36,027 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:36,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:36,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,054 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-07 04:56:36,054 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-07 04:56:36,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:36,055 INFO L85 PathProgramCache]: Analyzing trace with hash 1457780987, now seen corresponding path program 1 times [2021-11-07 04:56:36,055 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:36,056 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348671891] [2021-11-07 04:56:36,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:36,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:36,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:36,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:36,127 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:36,128 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348671891] [2021-11-07 04:56:36,128 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348671891] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:36,128 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:36,128 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 04:56:36,129 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512873193] [2021-11-07 04:56:36,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 04:56:36,129 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:36,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 04:56:36,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 04:56:36,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:36,131 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:36,131 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 21.5) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:36,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:36,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,188 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-07 04:56:36,189 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-07 04:56:36,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:36,190 INFO L85 PathProgramCache]: Analyzing trace with hash 832156321, now seen corresponding path program 1 times [2021-11-07 04:56:36,190 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:36,190 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527864117] [2021-11-07 04:56:36,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:36,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:36,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:36,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:36,388 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:36,388 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527864117] [2021-11-07 04:56:36,388 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1527864117] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:36,388 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:36,389 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-07 04:56:36,389 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079666569] [2021-11-07 04:56:36,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 04:56:36,390 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:36,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 04:56:36,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 04:56:36,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:36,391 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:36,391 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:36,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 04:56:36,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-07 04:56:36,507 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr4ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-07 04:56:36,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:36,508 INFO L85 PathProgramCache]: Analyzing trace with hash -344194754, now seen corresponding path program 1 times [2021-11-07 04:56:36,509 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:36,509 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426258778] [2021-11-07 04:56:36,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:36,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:36,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:36,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:36,550 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:36,550 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426258778] [2021-11-07 04:56:36,550 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426258778] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:36,550 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:36,551 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 04:56:36,551 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882628556] [2021-11-07 04:56:36,551 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 04:56:36,552 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:36,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 04:56:36,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 04:56:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:36,555 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:36,555 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:36,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-07 04:56:36,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:36,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:36,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-07 04:56:36,610 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr4ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-07 04:56:36,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:36,611 INFO L85 PathProgramCache]: Analyzing trace with hash 550243364, now seen corresponding path program 1 times [2021-11-07 04:56:36,611 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:36,612 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020013969] [2021-11-07 04:56:36,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:36,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:36,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:36,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:36,828 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:36,828 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020013969] [2021-11-07 04:56:36,829 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020013969] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:36,829 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:36,829 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-07 04:56:36,829 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114688381] [2021-11-07 04:56:36,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 04:56:36,832 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:36,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 04:56:36,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 04:56:36,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:36,840 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:36,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 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) [2021-11-07 04:56:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:37,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-07 04:56:37,135 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: constants not yet supported at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.constructTransFormulaFromTerm(TransFormulaBuilder.java:309) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.constructTransFormulaFromPredicate(TransFormulaBuilder.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.performInclusionCheck(SemanticIndependenceRelation.java:179) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.contains(SemanticIndependenceRelation.java:135) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.contains(SemanticIndependenceRelation.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.UnionIndependenceRelation.lambda$2(UnionIndependenceRelation.java:70) at java.base/java.util.stream.MatchOps$1MatchSink.accept(MatchOps.java:90) at java.base/java.util.ArrayList$ArrayListSpliterator.tryAdvance(ArrayList.java:1632) at java.base/java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:127) at java.base/java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:502) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:488) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:230) at java.base/java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:196) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.anyMatch(ReferencePipeline.java:528) at de.uni_freiburg.informatik.ultimate.automata.partialorder.UnionIndependenceRelation.contains(UnionIndependenceRelation.java:70) at de.uni_freiburg.informatik.ultimate.automata.partialorder.CachedIndependenceRelation.contains(CachedIndependenceRelation.java:120) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticConditionEliminator.contains(SemanticConditionEliminator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticConditionEliminator.contains(SemanticConditionEliminator.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.ConditionTransformingIndependenceRelation.contains(ConditionTransformingIndependenceRelation.java:87) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DisjunctiveConditionalIndependenceRelation.contains(DisjunctiveConditionalIndependenceRelation.java:86) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DisjunctiveConditionalIndependenceRelation.contains(DisjunctiveConditionalIndependenceRelation.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.ConditionTransformingIndependenceRelation.contains(ConditionTransformingIndependenceRelation.java:87) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.ThreadSeparatingIndependenceRelation.contains(ThreadSeparatingIndependenceRelation.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.ThreadSeparatingIndependenceRelation.contains(ThreadSeparatingIndependenceRelation.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.MinimalSleepSetReduction.lambda$1(MinimalSleepSetReduction.java:146) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:176) at java.base/java.util.Iterator.forEachRemaining(Iterator.java:133) at java.base/java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.base/java.util.stream.Streams$ConcatSpliterator.forEachRemaining(Streams.java:734) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:913) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:578) at de.uni_freiburg.informatik.ultimate.automata.partialorder.MinimalSleepSetReduction.internalSuccessors(MinimalSleepSetReduction.java:146) at de.uni_freiburg.informatik.ultimate.automata.nestedword.INwaOutgoingLetterAndTransitionProvider.lambda$0(INwaOutgoingLetterAndTransitionProvider.java:123) at de.uni_freiburg.informatik.ultimate.util.datastructures.relation.NestedIterator.nextLetter(NestedIterator.java:69) at de.uni_freiburg.informatik.ultimate.util.datastructures.relation.NestedIterator.(NestedIterator.java:62) at de.uni_freiburg.informatik.ultimate.util.datastructures.relation.NestedIteratorNoopConstruction.(NestedIteratorNoopConstruction.java:48) at de.uni_freiburg.informatik.ultimate.automata.nestedword.INwaOutgoingLetterAndTransitionProvider.lambda$1(INwaOutgoingLetterAndTransitionProvider.java:124) at java.base/java.lang.Iterable.spliterator(Iterable.java:101) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.visitState(DepthFirstTraversal.java:197) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.traverse(DepthFirstTraversal.java:127) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.(DepthFirstTraversal.java:91) at de.uni_freiburg.informatik.ultimate.automata.partialorder.PersistentSetReduction.applyNewStateReduction(PersistentSetReduction.java:64) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderReductionFacade.apply(PartialOrderReductionFacade.java:194) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isAbstractionEmpty(PartialOrderCegarLoop.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:440) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-07 04:56:37,153 INFO L168 Benchmark]: Toolchain (without parser) took 3152.82 ms. Allocated memory was 111.1 MB in the beginning and 142.6 MB in the end (delta: 31.5 MB). Free memory was 75.0 MB in the beginning and 103.9 MB in the end (delta: -28.9 MB). Peak memory consumption was 1.2 MB. Max. memory is 16.1 GB. [2021-11-07 04:56:37,156 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 79.7 MB. Free memory is still 34.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 04:56:37,157 INFO L168 Benchmark]: CACSL2BoogieTranslator took 667.72 ms. Allocated memory is still 111.1 MB. Free memory was 74.8 MB in the beginning and 67.2 MB in the end (delta: 7.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 04:56:37,160 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.78 ms. Allocated memory is still 111.1 MB. Free memory was 67.2 MB in the beginning and 65.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 04:56:37,161 INFO L168 Benchmark]: Boogie Preprocessor took 26.20 ms. Allocated memory is still 111.1 MB. Free memory was 65.1 MB in the beginning and 63.5 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 04:56:37,161 INFO L168 Benchmark]: RCFGBuilder took 459.22 ms. Allocated memory is still 111.1 MB. Free memory was 63.5 MB in the beginning and 51.5 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 04:56:37,162 INFO L168 Benchmark]: TraceAbstraction took 1930.11 ms. Allocated memory was 111.1 MB in the beginning and 142.6 MB in the end (delta: 31.5 MB). Free memory was 51.0 MB in the beginning and 103.9 MB in the end (delta: -52.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 04:56:37,165 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 79.7 MB. Free memory is still 34.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 667.72 ms. Allocated memory is still 111.1 MB. Free memory was 74.8 MB in the beginning and 67.2 MB in the end (delta: 7.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 49.78 ms. Allocated memory is still 111.1 MB. Free memory was 67.2 MB in the beginning and 65.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 26.20 ms. Allocated memory is still 111.1 MB. Free memory was 65.1 MB in the beginning and 63.5 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 459.22 ms. Allocated memory is still 111.1 MB. Free memory was 63.5 MB in the beginning and 51.5 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1930.11 ms. Allocated memory was 111.1 MB in the beginning and 142.6 MB in the end (delta: 31.5 MB). Free memory was 51.0 MB in the beginning and 103.9 MB in the end (delta: -52.9 MB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: constants not yet supported de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: constants not yet supported: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.constructTransFormulaFromTerm(TransFormulaBuilder.java:309) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-07 04:56:37,216 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:37,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_27-base_rc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 422f1da6dfd893adc51c26673030b1629855d79d0a8262719af25760298c9d39 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 04:56:39,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 04:56:39,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 04:56:39,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 04:56:39,956 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 04:56:39,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 04:56:39,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 04:56:39,969 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 04:56:39,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 04:56:39,978 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 04:56:39,980 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 04:56:39,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 04:56:39,982 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 04:56:39,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 04:56:39,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 04:56:39,992 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 04:56:39,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 04:56:39,995 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 04:56:39,998 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 04:56:40,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 04:56:40,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 04:56:40,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 04:56:40,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 04:56:40,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 04:56:40,024 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 04:56:40,024 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 04:56:40,025 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 04:56:40,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 04:56:40,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 04:56:40,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 04:56:40,029 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 04:56:40,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 04:56:40,033 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 04:56:40,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 04:56:40,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 04:56:40,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 04:56:40,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 04:56:40,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 04:56:40,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 04:56:40,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 04:56:40,057 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 04:56:40,058 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf [2021-11-07 04:56:40,102 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 04:56:40,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 04:56:40,103 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 04:56:40,103 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 04:56:40,106 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 04:56:40,106 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 04:56:40,106 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 04:56:40,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 04:56:40,107 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 04:56:40,108 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 04:56:40,109 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 04:56:40,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 04:56:40,110 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 04:56:40,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 04:56:40,110 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 04:56:40,111 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-07 04:56:40,111 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 04:56:40,111 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 04:56:40,112 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 04:56:40,112 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 04:56:40,112 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 04:56:40,113 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 04:56:40,113 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 04:56:40,113 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 04:56:40,114 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 04:56:40,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 04:56:40,115 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 04:56:40,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 04:56:40,116 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 04:56:40,116 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-07 04:56:40,116 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 04:56:40,116 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 04:56:40,117 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-07 04:56:40,117 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 04:56:40,118 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-07 04:56:40,118 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-07 04:56:40,118 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 04:56:40,119 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 422f1da6dfd893adc51c26673030b1629855d79d0a8262719af25760298c9d39 [2021-11-07 04:56:40,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 04:56:40,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 04:56:40,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 04:56:40,565 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 04:56:40,566 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 04:56:40,567 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/../../sv-benchmarks/c/goblint-regression/04-mutex_27-base_rc.i [2021-11-07 04:56:40,650 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/data/52e0543f1/ba7dedb2f955420aa94dcbafe67c086c/FLAGdedcebb68 [2021-11-07 04:56:41,398 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 04:56:41,399 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/sv-benchmarks/c/goblint-regression/04-mutex_27-base_rc.i [2021-11-07 04:56:41,421 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/data/52e0543f1/ba7dedb2f955420aa94dcbafe67c086c/FLAGdedcebb68 [2021-11-07 04:56:41,611 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/data/52e0543f1/ba7dedb2f955420aa94dcbafe67c086c [2021-11-07 04:56:41,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 04:56:41,616 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 04:56:41,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 04:56:41,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 04:56:41,623 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 04:56:41,624 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:56:41" (1/1) ... [2021-11-07 04:56:41,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eeedd3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:41, skipping insertion in model container [2021-11-07 04:56:41,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:56:41" (1/1) ... [2021-11-07 04:56:41,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 04:56:41,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 04:56:42,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 04:56:42,327 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 04:56:42,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 04:56:42,487 INFO L208 MainTranslator]: Completed translation [2021-11-07 04:56:42,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42 WrapperNode [2021-11-07 04:56:42,487 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 04:56:42,488 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 04:56:42,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 04:56:42,489 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 04:56:42,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,537 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 04:56:42,576 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 04:56:42,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 04:56:42,579 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 04:56:42,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,627 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 04:56:42,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 04:56:42,640 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 04:56:42,640 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 04:56:42,664 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,671 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 04:56:42,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:42,716 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 04:56:42,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 04:56:42,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 04:56:42,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 04:56:42,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-07 04:56:42,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-07 04:56:42,767 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-07 04:56:42,767 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-11-07 04:56:42,767 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-11-07 04:56:42,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 04:56:42,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 04:56:42,769 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-07 04:56:43,205 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 04:56:43,205 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-11-07 04:56:43,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:56:43 BoogieIcfgContainer [2021-11-07 04:56:43,208 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 04:56:43,209 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 04:56:43,210 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 04:56:43,213 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 04:56:43,213 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 04:56:41" (1/3) ... [2021-11-07 04:56:43,214 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cf856ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:56:43, skipping insertion in model container [2021-11-07 04:56:43,214 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42" (2/3) ... [2021-11-07 04:56:43,214 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cf856ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:56:43, skipping insertion in model container [2021-11-07 04:56:43,214 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:56:43" (3/3) ... [2021-11-07 04:56:43,216 INFO L111 eAbstractionObserver]: Analyzing ICFG 04-mutex_27-base_rc.i [2021-11-07 04:56:43,221 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-07 04:56:43,221 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 04:56:43,222 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2021-11-07 04:56:43,222 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-07 04:56:43,251 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,251 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,252 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,252 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,252 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,252 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,252 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,253 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,253 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,253 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,253 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,253 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,254 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,254 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,254 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,254 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,255 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,255 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,255 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,255 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,256 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,256 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,256 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,256 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,256 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,257 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,257 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,257 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,257 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,257 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,258 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,258 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,258 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,258 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,258 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,259 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,259 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,259 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,259 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,259 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,260 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,260 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,260 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,260 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,260 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,261 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,261 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,261 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,261 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,262 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,262 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,262 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,262 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,263 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,263 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,263 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,263 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,264 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,264 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,264 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,264 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,264 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,265 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,265 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,265 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,265 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,266 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,266 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,266 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,266 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,266 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,267 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,267 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,267 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,267 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,267 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,268 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,268 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,268 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,268 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,268 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,269 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,269 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,269 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,269 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,270 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,273 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,273 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,273 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,273 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,274 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,274 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,274 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,274 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,274 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,275 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,275 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,275 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,275 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,275 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,280 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-07 04:56:43,327 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-07 04:56:43,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:43,333 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-07 04:56:43,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-07 04:56:43,376 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2021-11-07 04:56:43,384 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, mAutomataTypeConcurrency=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 [2021-11-07 04:56:43,384 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-07 04:56:43,535 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-07 04:56:43,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:43,541 INFO L85 PathProgramCache]: Analyzing trace with hash 840064745, now seen corresponding path program 1 times [2021-11-07 04:56:43,552 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-07 04:56:43,552 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1369869879] [2021-11-07 04:56:43,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:43,553 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 04:56:43,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat [2021-11-07 04:56:43,560 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 04:56:43,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 04:56:43,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:43,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 04:56:43,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:43,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:43,857 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 04:56:43,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:43,928 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-07 04:56:43,929 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1369869879] [2021-11-07 04:56:43,929 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1369869879] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:43,930 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:43,930 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 04:56:43,932 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289316188] [2021-11-07 04:56:43,936 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 04:56:43,937 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-07 04:56:43,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 04:56:43,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 04:56:43,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:43,953 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:43,954 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:43,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:44,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:44,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:44,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 [2021-11-07 04:56:44,230 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-07 04:56:44,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:44,231 INFO L85 PathProgramCache]: Analyzing trace with hash 867083647, now seen corresponding path program 1 times [2021-11-07 04:56:44,232 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-07 04:56:44,232 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1650937111] [2021-11-07 04:56:44,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:44,232 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 04:56:44,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat [2021-11-07 04:56:44,236 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 04:56:44,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 04:56:44,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:44,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 04:56:44,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:44,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:44,526 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 04:56:44,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:44,667 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-07 04:56:44,668 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1650937111] [2021-11-07 04:56:44,668 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1650937111] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:44,668 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:44,669 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-07 04:56:44,669 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548677284] [2021-11-07 04:56:44,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 04:56:44,671 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-07 04:56:44,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 04:56:44,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 04:56:44,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:44,672 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:44,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 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) [2021-11-07 04:56:44,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:44,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:44,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:44,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 04:56:44,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:44,955 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 [2021-11-07 04:56:44,956 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-07 04:56:44,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:44,956 INFO L85 PathProgramCache]: Analyzing trace with hash 73320418, now seen corresponding path program 1 times [2021-11-07 04:56:44,957 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-07 04:56:44,957 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [44428072] [2021-11-07 04:56:44,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:44,957 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 04:56:44,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat [2021-11-07 04:56:44,958 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 04:56:44,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 04:56:45,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:45,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 04:56:45,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:45,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:45,218 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 04:56:45,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:45,321 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-07 04:56:45,321 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [44428072] [2021-11-07 04:56:45,322 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [44428072] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:45,322 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:45,322 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 04:56:45,322 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022048992] [2021-11-07 04:56:45,323 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 04:56:45,323 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-07 04:56:45,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 04:56:45,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 04:56:45,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:45,324 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:45,325 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 20.5) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:45,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:45,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-07 04:56:45,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:45,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 04:56:45,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:45,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:45,576 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 [2021-11-07 04:56:45,577 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr4ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-07 04:56:45,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:45,578 INFO L85 PathProgramCache]: Analyzing trace with hash 709809592, now seen corresponding path program 1 times [2021-11-07 04:56:45,578 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-07 04:56:45,578 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1505938645] [2021-11-07 04:56:45,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:45,579 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 04:56:45,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat [2021-11-07 04:56:45,580 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 04:56:45,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 04:56:45,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:45,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 04:56:45,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:45,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:45,898 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 04:56:46,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:46,003 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-07 04:56:46,003 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1505938645] [2021-11-07 04:56:46,003 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1505938645] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:46,003 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:46,004 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 04:56:46,004 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205911650] [2021-11-07 04:56:46,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 04:56:46,006 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-07 04:56:46,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 04:56:46,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 04:56:46,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:46,009 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:46,009 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:46,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:46,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-07 04:56:46,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:46,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:46,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:46,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:46,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:46,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:46,148 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-11-07 04:56:46,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 [2021-11-07 04:56:46,345 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr4ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-07 04:56:46,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:46,345 INFO L85 PathProgramCache]: Analyzing trace with hash -924782115, now seen corresponding path program 1 times [2021-11-07 04:56:46,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-07 04:56:46,346 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2050733422] [2021-11-07 04:56:46,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:46,347 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 04:56:46,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat [2021-11-07 04:56:46,348 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 04:56:46,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-07 04:56:46,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:46,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 04:56:46,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:46,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 04:56:47,044 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-11-07 04:56:47,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 29 treesize of output 31 [2021-11-07 04:56:47,577 INFO L354 Elim1Store]: treesize reduction 22, result has 31.3 percent of original size [2021-11-07 04:56:47,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 47 [2021-11-07 04:56:47,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:47,698 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 04:56:49,787 WARN L838 $PredicateComparison]: unable to prove that (forall ((|~#fm~0.base| (_ BitVec 32))) (let ((.cse0 (select |c_#pthreadsMutex| |~#fm~0.base|))) (or (not (= (_ bv0 1) (bvneg (bvneg (bvneg (bvneg (select .cse0 |c_~#fm~0.offset|))))))) (not (= (_ bv0 1) (bvneg (bvneg (bvneg (bvneg (bvneg (bvneg (select (select (store |c_#pthreadsMutex| |~#fm~0.base| (store .cse0 |c_~#fm~0.offset| (_ bv0 1))) |c_~#gm~0.base|) |c_~#gm~0.offset|)))))))))))) is different from false [2021-11-07 04:56:50,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 26 [2021-11-07 04:56:50,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:50,067 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-07 04:56:50,067 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2050733422] [2021-11-07 04:56:50,067 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2050733422] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:50,068 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:50,068 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 5] imperfect sequences [] total 10 [2021-11-07 04:56:50,068 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454743214] [2021-11-07 04:56:50,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 04:56:50,069 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-07 04:56:50,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 04:56:50,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=46, Unknown=1, NotChecked=14, Total=90 [2021-11-07 04:56:50,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:50,070 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:50,071 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.0) internal successors, (110), 10 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:50,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:50,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:50,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:50,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:50,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:00,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:00,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:00,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:00,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:00,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:57:00,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-07 04:57:00,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 [2021-11-07 04:57:00,527 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr4ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-07 04:57:00,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:57:00,527 INFO L85 PathProgramCache]: Analyzing trace with hash 299839959, now seen corresponding path program 2 times [2021-11-07 04:57:00,528 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-07 04:57:00,528 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1006408594] [2021-11-07 04:57:00,528 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 04:57:00,529 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 04:57:00,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat [2021-11-07 04:57:00,530 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 04:57:00,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-07 04:57:00,804 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-07 04:57:00,804 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:57:00,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 04:57:00,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:57:00,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 04:57:00,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:57:00,994 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 04:57:01,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:57:01,168 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-07 04:57:01,168 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1006408594] [2021-11-07 04:57:01,169 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1006408594] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 04:57:01,169 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:57:01,169 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 04:57:01,169 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692948150] [2021-11-07 04:57:01,170 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 04:57:01,170 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-07 04:57:01,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 04:57:01,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 04:57:01,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:01,171 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:57:01,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:57:01,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:01,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:01,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:01,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:01,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:57:01,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:01,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:01,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:01,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:01,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:01,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:57:01,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:01,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-07 04:57:01,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 [2021-11-07 04:57:01,509 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-07 04:57:01,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:57:01,510 INFO L85 PathProgramCache]: Analyzing trace with hash 2108677344, now seen corresponding path program 1 times [2021-11-07 04:57:01,511 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-07 04:57:01,511 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [207906732] [2021-11-07 04:57:01,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:57:01,511 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 04:57:01,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat [2021-11-07 04:57:01,512 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 04:57:01,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-07 04:57:01,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:57:01,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 04:57:01,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:57:01,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:57:01,912 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 04:57:02,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:57:02,022 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-07 04:57:02,022 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [207906732] [2021-11-07 04:57:02,022 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [207906732] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 04:57:02,023 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:57:02,023 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 04:57:02,023 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020219855] [2021-11-07 04:57:02,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 04:57:02,023 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-07 04:57:02,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 04:57:02,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 04:57:02,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:02,024 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:57:02,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 27.0) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:57:02,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:02,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:02,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:02,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:02,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:57:02,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:02,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:02,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:02,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:02,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:02,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:02,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:57:02,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:02,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:02,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-07 04:57:02,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 [2021-11-07 04:57:02,266 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-07 04:57:02,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:57:02,267 INFO L85 PathProgramCache]: Analyzing trace with hash 852473424, now seen corresponding path program 1 times [2021-11-07 04:57:02,267 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-07 04:57:02,268 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [879557670] [2021-11-07 04:57:02,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:57:02,268 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 04:57:02,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat [2021-11-07 04:57:02,270 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 04:57:02,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-07 04:57:02,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 04:57:02,517 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 04:57:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 04:57:02,689 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-11-07 04:57:02,690 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-11-07 04:57:02,691 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE [2021-11-07 04:57:02,693 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE [2021-11-07 04:57:02,693 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE [2021-11-07 04:57:02,694 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE [2021-11-07 04:57:02,694 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE [2021-11-07 04:57:02,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-07 04:57:02,894 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/mathsat -unsat_core_generation=3 [2021-11-07 04:57:02,901 INFO L731 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1] [2021-11-07 04:57:02,902 INFO L308 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (1/2) [2021-11-07 04:57:02,906 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-07 04:57:02,907 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 04:57:02,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 04:57:02 BasicIcfg [2021-11-07 04:57:03,000 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 04:57:03,001 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 04:57:03,001 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 04:57:03,001 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 04:57:03,002 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:56:43" (3/4) ... [2021-11-07 04:57:03,005 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-07 04:57:03,005 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 04:57:03,006 INFO L168 Benchmark]: Toolchain (without parser) took 21389.10 ms. Allocated memory was 62.9 MB in the beginning and 109.1 MB in the end (delta: 46.1 MB). Free memory was 41.0 MB in the beginning and 79.3 MB in the end (delta: -38.4 MB). Peak memory consumption was 8.3 MB. Max. memory is 16.1 GB. [2021-11-07 04:57:03,006 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 62.9 MB. Free memory is still 43.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 04:57:03,009 INFO L168 Benchmark]: CACSL2BoogieTranslator took 868.49 ms. Allocated memory is still 62.9 MB. Free memory was 40.7 MB in the beginning and 28.3 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 04:57:03,010 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.80 ms. Allocated memory is still 62.9 MB. Free memory was 28.3 MB in the beginning and 25.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 04:57:03,010 INFO L168 Benchmark]: Boogie Preprocessor took 62.79 ms. Allocated memory is still 62.9 MB. Free memory was 25.8 MB in the beginning and 24.1 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 04:57:03,015 INFO L168 Benchmark]: RCFGBuilder took 568.34 ms. Allocated memory was 62.9 MB in the beginning and 90.2 MB in the end (delta: 27.3 MB). Free memory was 24.1 MB in the beginning and 61.0 MB in the end (delta: -36.8 MB). Peak memory consumption was 3.0 MB. Max. memory is 16.1 GB. [2021-11-07 04:57:03,015 INFO L168 Benchmark]: TraceAbstraction took 19790.97 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 60.6 MB in the beginning and 79.3 MB in the end (delta: -18.8 MB). Peak memory consumption was 55.0 MB. Max. memory is 16.1 GB. [2021-11-07 04:57:03,016 INFO L168 Benchmark]: Witness Printer took 4.01 ms. Allocated memory is still 109.1 MB. Free memory is still 79.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 04:57:03,017 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 62.9 MB. Free memory is still 43.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 868.49 ms. Allocated memory is still 62.9 MB. Free memory was 40.7 MB in the beginning and 28.3 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 86.80 ms. Allocated memory is still 62.9 MB. Free memory was 28.3 MB in the beginning and 25.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 62.79 ms. Allocated memory is still 62.9 MB. Free memory was 25.8 MB in the beginning and 24.1 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 568.34 ms. Allocated memory was 62.9 MB in the beginning and 90.2 MB in the end (delta: 27.3 MB). Free memory was 24.1 MB in the beginning and 61.0 MB in the end (delta: -36.8 MB). Peak memory consumption was 3.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 19790.97 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 60.6 MB in the beginning and 79.3 MB in the end (delta: -18.8 MB). Peak memory consumption was 55.0 MB. Max. memory is 16.1 GB. * Witness Printer took 4.01 ms. Allocated memory is still 109.1 MB. Free memory is still 79.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1675, positive: 1585, positive conditional: 537, positive unconditional: 1048, negative: 90, negative conditional: 59, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1632, positive: 1585, positive conditional: 537, positive unconditional: 1048, negative: 47, negative conditional: 16, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1632, positive: 1585, positive conditional: 537, positive unconditional: 1048, negative: 47, negative conditional: 16, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1674, positive: 1585, positive conditional: 525, positive unconditional: 1060, negative: 89, negative conditional: 42, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1674, positive: 1585, positive conditional: 268, positive unconditional: 1317, negative: 89, negative conditional: 20, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1674, positive: 1585, positive conditional: 268, positive unconditional: 1317, negative: 89, negative conditional: 20, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1091, positive: 1052, positive conditional: 4, positive unconditional: 1048, negative: 39, negative conditional: 7, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1091, positive: 1032, positive conditional: 0, positive unconditional: 1032, negative: 59, negative conditional: 0, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 20, positive conditional: 4, positive unconditional: 16, negative: 39, negative conditional: 7, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 255, positive: 119, positive conditional: 12, positive unconditional: 107, negative: 137, negative conditional: 20, negative unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1674, positive: 533, positive conditional: 264, positive unconditional: 269, negative: 50, negative conditional: 13, negative unconditional: 37, unknown: 1091, unknown conditional: 11, unknown unconditional: 1080] , Statistics on independence cache: Total cache size (in pairs): 1091, Positive cache size: 1052, Positive conditional cache size: 4, Positive unconditional cache size: 1048, Negative cache size: 39, Negative conditional cache size: 7, Negative unconditional cache size: 32, Eliminated conditions: 279, Maximal queried relation: 3, Independence queries for same thread: 43 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 294, Number of persistent set computation: 172, Number of trivial persistent sets: 129, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1079, positive: 1048, positive conditional: 0, positive unconditional: 1048, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1675, positive: 1585, positive conditional: 537, positive unconditional: 1048, negative: 90, negative conditional: 59, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1632, positive: 1585, positive conditional: 537, positive unconditional: 1048, negative: 47, negative conditional: 16, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1632, positive: 1585, positive conditional: 537, positive unconditional: 1048, negative: 47, negative conditional: 16, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1674, positive: 1585, positive conditional: 525, positive unconditional: 1060, negative: 89, negative conditional: 42, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1674, positive: 1585, positive conditional: 268, positive unconditional: 1317, negative: 89, negative conditional: 20, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1674, positive: 1585, positive conditional: 268, positive unconditional: 1317, negative: 89, negative conditional: 20, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1091, positive: 1052, positive conditional: 4, positive unconditional: 1048, negative: 39, negative conditional: 7, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1091, positive: 1032, positive conditional: 0, positive unconditional: 1032, negative: 59, negative conditional: 0, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 20, positive conditional: 4, positive unconditional: 16, negative: 39, negative conditional: 7, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 255, positive: 119, positive conditional: 12, positive unconditional: 107, negative: 137, negative conditional: 20, negative unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1674, positive: 533, positive conditional: 264, positive unconditional: 269, negative: 50, negative conditional: 13, negative unconditional: 37, unknown: 1091, unknown conditional: 11, unknown unconditional: 1080] , Statistics on independence cache: Total cache size (in pairs): 1091, Positive cache size: 1052, Positive conditional cache size: 4, Positive unconditional cache size: 1048, Negative cache size: 39, Negative conditional cache size: 7, Negative unconditional cache size: 32, Eliminated conditions: 279, Maximal queried relation: 3, Independence queries for same thread: 43 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - DataRaceFoundResult [Line: 920]: Data race detected Data race detected The following path leads to a data race: [L917] 0 int global; VAL [global=0] [L918] 0 pthread_mutex_t gm = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [global=0, gm={5:0}] [L927] 0 void (*f)() = good; VAL [={-1:0}, global=0, gm={5:0}] [L928] 0 pthread_mutex_t fm = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [={-1:0}, fm={7:0}, global=0, gm={5:0}] [L938] 0 pthread_t id; VAL [={-1:0}, fm={7:0}, global=0, gm={5:0}] [L939] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, ((void *)0)) VAL [={-1:0}, fm={7:0}, global=0, gm={5:0}] [L930] 1 void (*g)(); VAL [={-1:0}, fm={7:0}, global=0, gm={5:0}] [L941] 0 f = bad VAL [={-1:2}, fm={7:0}, global=0, gm={5:0}] [L932] 1 g = f VAL [={-1:2}, fm={7:0}, global=0, gm={5:0}] [L920] 1 global++ VAL [={-1:2}, fm={7:0}, global=1, gm={5:0}] [L920] 1 global++ VAL [={-1:2}, fm={7:0}, global=1, gm={5:0}] Now there is a data race on ~global~0 between C: printf("global: %d\n", global) [944] and C: global++ [920] - UnprovableResult [Line: 932]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 920]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 924]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 924]: 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: t_funThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 133 locations, 13 error locations. Started 1 CEGAR loops. OverallTime: 19.5s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 10.8s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 28, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 390 NumberOfCodeBlocks, 390 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 650 ConstructedInterpolants, 18 QuantifiedInterpolants, 2117 SizeOfPredicates, 14 NumberOfNonLiveVariables, 577 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-07 04:57:03,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-07 04:57:03,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2edf640-177a-4dcb-b853-4f0272590362/bin/ugemcutter-iGDDIIUDf3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE