/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/goblint-regression/04-mutex_45-escape_rc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-19 15:04:11,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-19 15:04:11,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-19 15:04:11,059 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-19 15:04:11,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-19 15:04:11,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-19 15:04:11,063 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-19 15:04:11,067 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-19 15:04:11,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-19 15:04:11,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-19 15:04:11,069 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-19 15:04:11,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-19 15:04:11,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-19 15:04:11,070 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-19 15:04:11,071 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-19 15:04:11,072 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-19 15:04:11,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-19 15:04:11,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-19 15:04:11,073 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-19 15:04:11,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-19 15:04:11,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-19 15:04:11,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-19 15:04:11,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-19 15:04:11,077 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-19 15:04:11,079 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-19 15:04:11,079 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-19 15:04:11,079 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-19 15:04:11,080 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-19 15:04:11,080 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-19 15:04:11,080 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-19 15:04:11,081 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-19 15:04:11,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-19 15:04:11,082 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-19 15:04:11,082 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-19 15:04:11,083 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-19 15:04:11,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-19 15:04:11,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-19 15:04:11,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-19 15:04:11,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-19 15:04:11,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-19 15:04:11,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-19 15:04:11,085 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt.epf [2022-02-19 15:04:11,098 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-19 15:04:11,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-19 15:04:11,098 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-19 15:04:11,099 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-19 15:04:11,102 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-19 15:04:11,103 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-19 15:04:11,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-19 15:04:11,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-19 15:04:11,103 INFO L138 SettingsManager]: * Use SBE=true [2022-02-19 15:04:11,104 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-19 15:04:11,104 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-19 15:04:11,104 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-19 15:04:11,104 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-19 15:04:11,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-19 15:04:11,104 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-19 15:04:11,105 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-19 15:04:11,105 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-19 15:04:11,105 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-19 15:04:11,105 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-19 15:04:11,105 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-19 15:04:11,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-19 15:04:11,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-19 15:04:11,105 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-19 15:04:11,105 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-19 15:04:11,106 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-19 15:04:11,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-19 15:04:11,106 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-19 15:04:11,106 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-19 15:04:11,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-19 15:04:11,106 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-19 15:04:11,106 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-19 15:04:11,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-19 15:04:11,106 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-19 15:04:11,106 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-19 15:04:11,107 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-19 15:04:11,107 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-02-19 15:04:11,107 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-02-19 15:04:11,107 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-19 15:04:11,283 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-19 15:04:11,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-19 15:04:11,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-19 15:04:11,305 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-19 15:04:11,305 INFO L275 PluginConnector]: CDTParser initialized [2022-02-19 15:04:11,306 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_45-escape_rc.i [2022-02-19 15:04:11,352 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ee7b9853/c5da4a59d97842e29cf4e56116427c67/FLAG1ba07b787 [2022-02-19 15:04:11,730 INFO L306 CDTParser]: Found 1 translation units. [2022-02-19 15:04:11,731 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_45-escape_rc.i [2022-02-19 15:04:11,742 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ee7b9853/c5da4a59d97842e29cf4e56116427c67/FLAG1ba07b787 [2022-02-19 15:04:12,094 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ee7b9853/c5da4a59d97842e29cf4e56116427c67 [2022-02-19 15:04:12,096 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-19 15:04:12,097 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-19 15:04:12,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-19 15:04:12,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-19 15:04:12,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-19 15:04:12,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 03:04:12" (1/1) ... [2022-02-19 15:04:12,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72755d18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:04:12, skipping insertion in model container [2022-02-19 15:04:12,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 03:04:12" (1/1) ... [2022-02-19 15:04:12,119 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-19 15:04:12,149 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-19 15:04:12,411 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-19 15:04:12,417 INFO L203 MainTranslator]: Completed pre-run [2022-02-19 15:04:12,453 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-19 15:04:12,491 INFO L208 MainTranslator]: Completed translation [2022-02-19 15:04:12,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:04:12 WrapperNode [2022-02-19 15:04:12,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-19 15:04:12,492 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-19 15:04:12,492 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-19 15:04:12,492 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-19 15:04:12,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:04:12" (1/1) ... [2022-02-19 15:04:12,508 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:04:12" (1/1) ... [2022-02-19 15:04:12,522 INFO L137 Inliner]: procedures = 262, calls = 29, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 65 [2022-02-19 15:04:12,523 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-19 15:04:12,523 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-19 15:04:12,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-19 15:04:12,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-19 15:04:12,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:04:12" (1/1) ... [2022-02-19 15:04:12,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:04:12" (1/1) ... [2022-02-19 15:04:12,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:04:12" (1/1) ... [2022-02-19 15:04:12,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:04:12" (1/1) ... [2022-02-19 15:04:12,541 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:04:12" (1/1) ... [2022-02-19 15:04:12,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:04:12" (1/1) ... [2022-02-19 15:04:12,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:04:12" (1/1) ... [2022-02-19 15:04:12,544 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-19 15:04:12,545 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-19 15:04:12,545 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-19 15:04:12,545 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-19 15:04:12,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:04:12" (1/1) ... [2022-02-19 15:04:12,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-19 15:04:12,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 15:04:12,569 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-19 15:04:12,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-19 15:04:12,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-19 15:04:12,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-19 15:04:12,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-19 15:04:12,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-19 15:04:12,603 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-19 15:04:12,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-19 15:04:12,604 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-19 15:04:12,604 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-19 15:04:12,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-19 15:04:12,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-19 15:04:12,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-19 15:04:12,608 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-19 15:04:12,734 INFO L234 CfgBuilder]: Building ICFG [2022-02-19 15:04:12,735 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-19 15:04:12,954 INFO L275 CfgBuilder]: Performing block encoding [2022-02-19 15:04:12,960 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-19 15:04:12,961 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-19 15:04:12,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 03:04:12 BoogieIcfgContainer [2022-02-19 15:04:12,962 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-19 15:04:12,963 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-19 15:04:12,963 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-19 15:04:12,967 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-19 15:04:12,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 03:04:12" (1/3) ... [2022-02-19 15:04:12,968 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21aaf8e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 03:04:12, skipping insertion in model container [2022-02-19 15:04:12,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:04:12" (2/3) ... [2022-02-19 15:04:12,968 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21aaf8e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 03:04:12, skipping insertion in model container [2022-02-19 15:04:12,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 03:04:12" (3/3) ... [2022-02-19 15:04:12,969 INFO L111 eAbstractionObserver]: Analyzing ICFG 04-mutex_45-escape_rc.i [2022-02-19 15:04:12,972 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-19 15:04:12,972 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-19 15:04:12,972 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2022-02-19 15:04:12,973 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-19 15:04:13,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,017 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,017 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,017 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,017 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,017 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,018 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,018 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,018 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,018 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,018 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,018 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,019 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,019 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,019 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,020 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,020 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,020 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,021 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,021 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,021 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,022 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,022 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,022 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,022 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,022 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,022 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,024 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,024 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,024 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,024 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,024 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,025 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,025 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,025 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,026 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,026 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,027 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,027 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,028 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,028 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,030 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,030 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,030 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,030 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,031 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,031 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,031 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,031 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,031 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,032 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,032 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,032 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,032 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,033 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,033 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,033 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,034 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,034 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,034 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,034 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,035 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,035 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,035 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,036 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,038 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,038 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,041 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,041 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,042 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,042 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,048 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,049 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,049 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,049 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:04:13,053 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-02-19 15:04:13,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-19 15:04:13,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 15:04:13,099 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-19 15:04:13,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-19 15:04:13,119 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-19 15:04:13,129 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, mLazyFiniteAutomaton=true, 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, mMcrOptimizeForkJoin=false, mMcrOverapproximateWrwc=true [2022-02-19 15:04:13,130 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-02-19 15:04:13,171 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 49 transitions and produced 50 states. [2022-02-19 15:04:13,173 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-19 15:04:13,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 15:04:13,178 INFO L85 PathProgramCache]: Analyzing trace with hash -1884732073, now seen corresponding path program 1 times [2022-02-19 15:04:13,185 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 15:04:13,185 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573929961] [2022-02-19 15:04:13,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 15:04:13,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 15:04:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 15:04:13,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 15:04:13,453 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 15:04:13,453 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573929961] [2022-02-19 15:04:13,453 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573929961] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 15:04:13,453 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 15:04:13,454 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-19 15:04:13,455 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168246473] [2022-02-19 15:04:13,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 15:04:13,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-19 15:04:13,458 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 15:04:13,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-19 15:04:13,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-19 15:04:13,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:04:13,472 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 15:04:13,472 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.6) internal successors, (38), 6 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) [2022-02-19 15:04:13,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:04:13,535 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 66 transitions and produced 67 states. [2022-02-19 15:04:13,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:13,537 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-19 15:04:13,537 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-19 15:04:13,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 15:04:13,539 INFO L85 PathProgramCache]: Analyzing trace with hash -1560291010, now seen corresponding path program 1 times [2022-02-19 15:04:13,539 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 15:04:13,539 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231249577] [2022-02-19 15:04:13,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 15:04:13,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 15:04:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 15:04:13,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 15:04:13,679 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 15:04:13,680 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231249577] [2022-02-19 15:04:13,680 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231249577] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 15:04:13,680 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 15:04:13,680 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-19 15:04:13,680 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394551719] [2022-02-19 15:04:13,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 15:04:13,681 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-19 15:04:13,682 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 15:04:13,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-19 15:04:13,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-19 15:04:13,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:04:13,687 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 15:04:13,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 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) [2022-02-19 15:04:13,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:13,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:04:13,750 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 87 transitions and produced 88 states. [2022-02-19 15:04:13,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:13,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:13,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-19 15:04:13,751 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-19 15:04:13,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 15:04:13,752 INFO L85 PathProgramCache]: Analyzing trace with hash -689975534, now seen corresponding path program 1 times [2022-02-19 15:04:13,752 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 15:04:13,752 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049496696] [2022-02-19 15:04:13,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 15:04:13,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 15:04:13,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 15:04:13,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 15:04:13,901 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 15:04:13,901 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049496696] [2022-02-19 15:04:13,901 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049496696] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 15:04:13,901 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 15:04:13,901 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-19 15:04:13,901 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917970539] [2022-02-19 15:04:13,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 15:04:13,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-19 15:04:13,902 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 15:04:13,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-19 15:04:13,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-19 15:04:13,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:04:13,903 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 15:04:13,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-19 15:04:13,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:13,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:13,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:04:13,973 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 98 transitions and produced 99 states. [2022-02-19 15:04:13,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:13,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:13,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:13,973 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-19 15:04:13,974 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-19 15:04:13,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 15:04:13,974 INFO L85 PathProgramCache]: Analyzing trace with hash 1643967320, now seen corresponding path program 1 times [2022-02-19 15:04:13,974 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 15:04:13,974 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801347093] [2022-02-19 15:04:13,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 15:04:13,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 15:04:14,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 15:04:14,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 15:04:14,101 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 15:04:14,102 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801347093] [2022-02-19 15:04:14,104 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801347093] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 15:04:14,104 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 15:04:14,104 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-19 15:04:14,104 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192524923] [2022-02-19 15:04:14,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 15:04:14,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-19 15:04:14,105 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 15:04:14,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-19 15:04:14,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-19 15:04:14,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:04:14,107 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 15:04:14,107 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.2) internal successors, (66), 6 states have internal predecessors, (66), 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) [2022-02-19 15:04:14,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:14,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:14,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:14,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:04:14,216 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 106 transitions and produced 107 states. [2022-02-19 15:04:14,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:14,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:14,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:14,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:14,218 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-19 15:04:14,218 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-19 15:04:14,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 15:04:14,220 INFO L85 PathProgramCache]: Analyzing trace with hash 397670365, now seen corresponding path program 1 times [2022-02-19 15:04:14,220 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 15:04:14,220 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982546312] [2022-02-19 15:04:14,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 15:04:14,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 15:04:14,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 15:04:14,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 15:04:14,331 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 15:04:14,331 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982546312] [2022-02-19 15:04:14,332 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1982546312] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 15:04:14,332 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 15:04:14,332 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-19 15:04:14,332 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55496616] [2022-02-19 15:04:14,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 15:04:14,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-19 15:04:14,332 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 15:04:14,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-19 15:04:14,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-19 15:04:14,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:04:14,333 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 15:04:14,333 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.8) internal successors, (74), 6 states have internal predecessors, (74), 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) [2022-02-19 15:04:14,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:14,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:14,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:14,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:14,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:04:14,408 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 195 transitions and produced 178 states. [2022-02-19 15:04:14,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:14,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:14,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:14,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:14,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:14,408 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-19 15:04:14,409 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-19 15:04:14,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 15:04:14,409 INFO L85 PathProgramCache]: Analyzing trace with hash -521696054, now seen corresponding path program 1 times [2022-02-19 15:04:14,409 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 15:04:14,409 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556285476] [2022-02-19 15:04:14,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 15:04:14,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 15:04:14,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 15:04:14,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 15:04:14,663 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 15:04:14,663 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556285476] [2022-02-19 15:04:14,663 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556285476] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 15:04:14,663 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 15:04:14,663 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-19 15:04:14,663 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611658903] [2022-02-19 15:04:14,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 15:04:14,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-19 15:04:14,664 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 15:04:14,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-19 15:04:14,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2022-02-19 15:04:14,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:04:14,665 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 15:04:14,665 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 5.833333333333333) internal successors, (70), 13 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-19 15:04:14,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:14,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:14,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:14,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:14,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:14,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:04:15,004 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 314 transitions and produced 266 states. [2022-02-19 15:04:15,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:15,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:15,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:15,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:15,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:15,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-19 15:04:15,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-19 15:04:15,005 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-19 15:04:15,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 15:04:15,006 INFO L85 PathProgramCache]: Analyzing trace with hash -589674768, now seen corresponding path program 2 times [2022-02-19 15:04:15,006 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 15:04:15,006 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231470031] [2022-02-19 15:04:15,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 15:04:15,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 15:04:15,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 15:04:15,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 15:04:15,214 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 15:04:15,214 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231470031] [2022-02-19 15:04:15,214 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231470031] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 15:04:15,214 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 15:04:15,214 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-19 15:04:15,214 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790457889] [2022-02-19 15:04:15,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 15:04:15,214 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-19 15:04:15,214 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 15:04:15,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-19 15:04:15,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-02-19 15:04:15,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:04:15,215 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 15:04:15,215 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 5.833333333333333) internal successors, (70), 13 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-19 15:04:15,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:15,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:15,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:15,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:15,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:15,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-19 15:04:15,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:04:15,626 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 560 transitions and produced 399 states. [2022-02-19 15:04:15,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:15,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:15,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:15,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:15,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:15,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-19 15:04:15,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-19 15:04:15,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-19 15:04:15,627 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-19 15:04:15,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 15:04:15,628 INFO L85 PathProgramCache]: Analyzing trace with hash 1767548893, now seen corresponding path program 2 times [2022-02-19 15:04:15,628 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 15:04:15,628 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285711091] [2022-02-19 15:04:15,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 15:04:15,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 15:04:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 15:04:15,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 15:04:15,773 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 15:04:15,773 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285711091] [2022-02-19 15:04:15,773 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285711091] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 15:04:15,773 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 15:04:15,773 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-19 15:04:15,773 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743104878] [2022-02-19 15:04:15,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 15:04:15,773 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-19 15:04:15,774 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 15:04:15,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-19 15:04:15,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-02-19 15:04:15,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:04:15,774 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 15:04:15,774 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 6.166666666666667) internal successors, (74), 13 states have internal predecessors, (74), 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) [2022-02-19 15:04:15,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:15,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:15,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:15,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:15,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:15,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-19 15:04:15,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-19 15:04:15,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:04:16,111 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 773 transitions and produced 540 states. [2022-02-19 15:04:16,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:16,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:16,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:16,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:16,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:16,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-19 15:04:16,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-19 15:04:16,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-19 15:04:16,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-19 15:04:16,112 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-19 15:04:16,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 15:04:16,112 INFO L85 PathProgramCache]: Analyzing trace with hash 443970570, now seen corresponding path program 3 times [2022-02-19 15:04:16,112 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 15:04:16,113 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90856303] [2022-02-19 15:04:16,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 15:04:16,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 15:04:16,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 15:04:16,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 15:04:16,307 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 15:04:16,307 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90856303] [2022-02-19 15:04:16,307 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90856303] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 15:04:16,307 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 15:04:16,307 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-19 15:04:16,308 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484824213] [2022-02-19 15:04:16,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 15:04:16,308 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-19 15:04:16,308 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 15:04:16,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-19 15:04:16,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-02-19 15:04:16,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:04:16,309 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 15:04:16,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 5.833333333333333) internal successors, (70), 13 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-19 15:04:16,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:16,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:16,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:16,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:16,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:16,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-19 15:04:16,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-19 15:04:16,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-19 15:04:16,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:04:16,831 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1783 transitions and produced 1090 states. [2022-02-19 15:04:16,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:16,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:16,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:16,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:16,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:16,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-19 15:04:16,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-19 15:04:16,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-19 15:04:16,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-19 15:04:16,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-19 15:04:16,833 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-19 15:04:16,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 15:04:16,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1949026224, now seen corresponding path program 4 times [2022-02-19 15:04:16,833 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 15:04:16,833 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458584202] [2022-02-19 15:04:16,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 15:04:16,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 15:04:16,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 15:04:17,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 15:04:17,051 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 15:04:17,051 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458584202] [2022-02-19 15:04:17,051 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1458584202] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 15:04:17,051 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 15:04:17,051 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-19 15:04:17,052 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236341558] [2022-02-19 15:04:17,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 15:04:17,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-19 15:04:17,052 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 15:04:17,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-19 15:04:17,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-02-19 15:04:17,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:04:17,053 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 15:04:17,053 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 5.833333333333333) internal successors, (70), 13 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-19 15:04:17,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:17,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:17,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:17,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:17,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:17,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-19 15:04:17,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-19 15:04:17,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-19 15:04:17,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-19 15:04:17,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:04:17,654 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 3056 transitions and produced 1747 states. [2022-02-19 15:04:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-19 15:04:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-19 15:04:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-19 15:04:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-19 15:04:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-19 15:04:17,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-19 15:04:17,656 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-19 15:04:17,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 15:04:17,656 INFO L85 PathProgramCache]: Analyzing trace with hash -809465782, now seen corresponding path program 5 times [2022-02-19 15:04:17,656 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 15:04:17,656 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218147530] [2022-02-19 15:04:17,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 15:04:17,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 15:04:17,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 15:04:17,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 15:04:17,836 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 15:04:17,836 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218147530] [2022-02-19 15:04:17,836 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218147530] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 15:04:17,836 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 15:04:17,836 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-19 15:04:17,836 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081476712] [2022-02-19 15:04:17,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 15:04:17,837 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-19 15:04:17,837 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 15:04:17,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-19 15:04:17,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-02-19 15:04:17,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:04:17,837 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 15:04:17,837 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 5.833333333333333) internal successors, (70), 13 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-19 15:04:17,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:17,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:17,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:17,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:17,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:17,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-19 15:04:17,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-19 15:04:17,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-19 15:04:17,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-19 15:04:17,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-19 15:04:17,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:04:18,558 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 10119 transitions and produced 5650 states. [2022-02-19 15:04:18,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:18,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:18,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:18,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:18,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:04:18,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-19 15:04:18,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-19 15:04:18,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-19 15:04:18,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-19 15:04:18,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-19 15:04:18,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-19 15:04:18,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-19 15:04:18,559 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-19 15:04:18,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 15:04:18,559 INFO L85 PathProgramCache]: Analyzing trace with hash -1698601765, now seen corresponding path program 1 times [2022-02-19 15:04:18,559 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 15:04:18,559 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755492837] [2022-02-19 15:04:18,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 15:04:18,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 15:04:18,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-19 15:04:18,579 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-19 15:04:18,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-19 15:04:18,622 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-19 15:04:18,623 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-19 15:04:18,623 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (7 of 8 remaining) [2022-02-19 15:04:18,625 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (6 of 8 remaining) [2022-02-19 15:04:18,625 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (5 of 8 remaining) [2022-02-19 15:04:18,625 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 8 remaining) [2022-02-19 15:04:18,625 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (3 of 8 remaining) [2022-02-19 15:04:18,625 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (2 of 8 remaining) [2022-02-19 15:04:18,625 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (1 of 8 remaining) [2022-02-19 15:04:18,625 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (0 of 8 remaining) [2022-02-19 15:04:18,625 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-19 15:04:18,629 INFO L732 BasicCegarLoop]: Path program histogram: [5, 2, 1, 1, 1, 1, 1] [2022-02-19 15:04:18,633 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-19 15:04:18,633 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-19 15:04:18,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.02 03:04:18 BasicIcfg [2022-02-19 15:04:18,659 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-19 15:04:18,659 INFO L158 Benchmark]: Toolchain (without parser) took 6562.50ms. Allocated memory was 175.1MB in the beginning and 254.8MB in the end (delta: 79.7MB). Free memory was 123.1MB in the beginning and 148.9MB in the end (delta: -25.8MB). Peak memory consumption was 55.0MB. Max. memory is 8.0GB. [2022-02-19 15:04:18,660 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 175.1MB. Free memory was 141.0MB in the beginning and 141.0MB in the end (delta: 73.1kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-19 15:04:18,660 INFO L158 Benchmark]: CACSL2BoogieTranslator took 384.04ms. Allocated memory was 175.1MB in the beginning and 211.8MB in the end (delta: 36.7MB). Free memory was 122.8MB in the beginning and 173.3MB in the end (delta: -50.5MB). Peak memory consumption was 13.2MB. Max. memory is 8.0GB. [2022-02-19 15:04:18,660 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.74ms. Allocated memory is still 211.8MB. Free memory was 173.3MB in the beginning and 171.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-19 15:04:18,660 INFO L158 Benchmark]: Boogie Preprocessor took 21.35ms. Allocated memory is still 211.8MB. Free memory was 171.2MB in the beginning and 169.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-19 15:04:18,660 INFO L158 Benchmark]: RCFGBuilder took 417.32ms. Allocated memory is still 211.8MB. Free memory was 169.1MB in the beginning and 154.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-02-19 15:04:18,661 INFO L158 Benchmark]: TraceAbstraction took 5695.98ms. Allocated memory was 211.8MB in the beginning and 254.8MB in the end (delta: 43.0MB). Free memory was 154.5MB in the beginning and 148.9MB in the end (delta: 5.6MB). Peak memory consumption was 49.6MB. Max. memory is 8.0GB. [2022-02-19 15:04:18,662 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 175.1MB. Free memory was 141.0MB in the beginning and 141.0MB in the end (delta: 73.1kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 384.04ms. Allocated memory was 175.1MB in the beginning and 211.8MB in the end (delta: 36.7MB). Free memory was 122.8MB in the beginning and 173.3MB in the end (delta: -50.5MB). Peak memory consumption was 13.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 30.74ms. Allocated memory is still 211.8MB. Free memory was 173.3MB in the beginning and 171.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 21.35ms. Allocated memory is still 211.8MB. Free memory was 171.2MB in the beginning and 169.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 417.32ms. Allocated memory is still 211.8MB. Free memory was 169.1MB in the beginning and 154.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 5695.98ms. Allocated memory was 211.8MB in the beginning and 254.8MB in the end (delta: 43.0MB). Free memory was 154.5MB in the beginning and 148.9MB in the end (delta: 5.6MB). Peak memory consumption was 49.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - 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: 931]: Data race detected Data race detected The following path leads to a data race: [L917] 0 pthread_mutex_t mutex1 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [mutex1={1:0}] [L918] 0 pthread_mutex_t mutex2 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [mutex1={1:0}, mutex2={2:0}] [L927] 0 pthread_t id; VAL [id={6:0}, mutex1={1:0}, mutex2={2:0}] [L928] 0 int i; VAL [i={5:0}, id={6:0}, mutex1={1:0}, mutex2={2:0}] [L929] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, (void *) &i) VAL [arg={5:0}, i={5:0}, id={6:0}, mutex1={1:0}, mutex2={2:0}, pthread_create(&id, ((void *)0), t_fun, (void *) &i)=-1] [L931] EXPR 0 \read(i) VAL [\read(i)=-3, arg={5:0}, i={5:0}, id={6:0}, mutex1={1:0}, mutex2={2:0}] [L931] 0 i++ VAL [\read(i)=-3, arg={5:0}, i={5:0}, i++=25, i++=-3, id={6:0}, mutex1={1:0}, mutex2={2:0}] [L920] 1 int *p = (int *) arg; VAL [arg={5:0}, arg={5:0}, mutex1={1:0}, mutex2={2:0}, p={5:0}] [L922] EXPR 1 \read(*p) VAL [\read(*p)=-2, arg={5:0}, arg={5:0}, mutex1={1:0}, mutex2={2:0}, p={5:0}] [L922] 1 (*p)++ VAL [\read(*p)=-2, arg={5:0}, arg={5:0}, mutex1={1:0}, mutex2={2:0}, p={5:0}] [L931] 0 i++ VAL [\read(*p)=-2, \read(i)=-3, arg={5:0}, arg={5:0}, i={5:0}, i++=25, i++=-3, id={6:0}, mutex1={1:0}, mutex2={2:0}, p={5:0}] Now there is a data race, but we were unable to determine exactly which statements and variables are involved. There could be a race between one of the statements * C: (*p)++ [922] * C: i++ [931] * C: i++ [931] * C: i++ [931] * C: i++ [931] and C: i++ [931] - UnprovableResult [Line: 931]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 933]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 929]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 922]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 922]: 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 with 1 thread instances CFG has 3 procedures, 125 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 5.5s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 3.3s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 104, 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: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 756 NumberOfCodeBlocks, 756 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 693 ConstructedInterpolants, 0 QuantifiedInterpolants, 4805 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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 [2022-02-19 15:04:18,721 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-02-19 15:04:18,935 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...