/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-wrwc.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_27-base_rc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-16 05:08:30,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-16 05:08:30,994 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-16 05:08:31,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-03-16 05:08:31,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-16 05:08:31,085 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-16 05:08:31,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-16 05:08:31,090 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-wrwc.epf [2022-03-16 05:08:31,121 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-16 05:08:31,121 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-16 05:08:31,122 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-16 05:08:31,122 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-16 05:08:31,123 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-16 05:08:31,123 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-16 05:08:31,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-16 05:08:31,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-16 05:08:31,124 INFO L138 SettingsManager]: * Use SBE=true [2022-03-16 05:08:31,124 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-16 05:08:31,124 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-16 05:08:31,125 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-16 05:08:31,125 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-16 05:08:31,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-16 05:08:31,125 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-16 05:08:31,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-16 05:08:31,125 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-16 05:08:31,125 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-16 05:08:31,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-16 05:08:31,125 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-16 05:08:31,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-16 05:08:31,125 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-16 05:08:31,126 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-16 05:08:31,126 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-16 05:08:31,126 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-16 05:08:31,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 05:08:31,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-16 05:08:31,126 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-16 05:08:31,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-16 05:08:31,126 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-16 05:08:31,127 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-16 05:08:31,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-16 05:08:31,127 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-16 05:08:31,127 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-16 05:08:31,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-16 05:08:31,127 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-16 05:08:31,127 INFO L138 SettingsManager]: * MCR: Overapproximate write-read-write conflicts=false [2022-03-16 05:08:31,127 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-16 05:08:31,127 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-16 05:08:31,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-16 05:08:31,366 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-16 05:08:31,369 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-16 05:08:31,370 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-16 05:08:31,370 INFO L275 PluginConnector]: CDTParser initialized [2022-03-16 05:08:31,371 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_27-base_rc.i [2022-03-16 05:08:31,438 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2cff28bc/ee9dc7e7ec8f474687c4ef4139d8cfe7/FLAG2cc78c380 [2022-03-16 05:08:31,956 INFO L306 CDTParser]: Found 1 translation units. [2022-03-16 05:08:31,957 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_27-base_rc.i [2022-03-16 05:08:31,979 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2cff28bc/ee9dc7e7ec8f474687c4ef4139d8cfe7/FLAG2cc78c380 [2022-03-16 05:08:32,454 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2cff28bc/ee9dc7e7ec8f474687c4ef4139d8cfe7 [2022-03-16 05:08:32,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-16 05:08:32,458 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-16 05:08:32,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-16 05:08:32,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-16 05:08:32,468 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-16 05:08:32,469 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 05:08:32" (1/1) ... [2022-03-16 05:08:32,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19586a6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:08:32, skipping insertion in model container [2022-03-16 05:08:32,470 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 05:08:32" (1/1) ... [2022-03-16 05:08:32,476 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-16 05:08:32,525 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-16 05:08:33,041 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-16 05:08:33,054 INFO L203 MainTranslator]: Completed pre-run [2022-03-16 05:08:33,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-16 05:08:33,181 INFO L208 MainTranslator]: Completed translation [2022-03-16 05:08:33,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:08:33 WrapperNode [2022-03-16 05:08:33,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-16 05:08:33,183 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-16 05:08:33,183 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-16 05:08:33,183 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-16 05:08:33,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:08:33" (1/1) ... [2022-03-16 05:08:33,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:08:33" (1/1) ... [2022-03-16 05:08:33,247 INFO L137 Inliner]: procedures = 265, calls = 27, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 85 [2022-03-16 05:08:33,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-16 05:08:33,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-16 05:08:33,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-16 05:08:33,249 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-16 05:08:33,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:08:33" (1/1) ... [2022-03-16 05:08:33,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:08:33" (1/1) ... [2022-03-16 05:08:33,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:08:33" (1/1) ... [2022-03-16 05:08:33,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:08:33" (1/1) ... [2022-03-16 05:08:33,271 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:08:33" (1/1) ... [2022-03-16 05:08:33,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:08:33" (1/1) ... [2022-03-16 05:08:33,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:08:33" (1/1) ... [2022-03-16 05:08:33,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-16 05:08:33,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-16 05:08:33,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-16 05:08:33,287 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-16 05:08:33,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:08:33" (1/1) ... [2022-03-16 05:08:33,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 05:08:33,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 05:08:33,337 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) [2022-03-16 05:08:33,373 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 [2022-03-16 05:08:33,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-16 05:08:33,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-16 05:08:33,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-16 05:08:33,394 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-16 05:08:33,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-16 05:08:33,395 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-16 05:08:33,395 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-16 05:08:33,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-16 05:08:33,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-16 05:08:33,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-16 05:08:33,396 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-16 05:08:33,513 INFO L234 CfgBuilder]: Building ICFG [2022-03-16 05:08:33,515 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-16 05:08:33,673 INFO L275 CfgBuilder]: Performing block encoding [2022-03-16 05:08:33,680 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-16 05:08:33,680 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-16 05:08:33,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 05:08:33 BoogieIcfgContainer [2022-03-16 05:08:33,682 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-16 05:08:33,683 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-16 05:08:33,683 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-16 05:08:33,688 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-16 05:08:33,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 05:08:32" (1/3) ... [2022-03-16 05:08:33,690 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cf704ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 05:08:33, skipping insertion in model container [2022-03-16 05:08:33,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:08:33" (2/3) ... [2022-03-16 05:08:33,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cf704ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 05:08:33, skipping insertion in model container [2022-03-16 05:08:33,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 05:08:33" (3/3) ... [2022-03-16 05:08:33,692 INFO L111 eAbstractionObserver]: Analyzing ICFG 04-mutex_27-base_rc.i [2022-03-16 05:08:33,700 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-16 05:08:33,701 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-16 05:08:33,701 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2022-03-16 05:08:33,701 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-16 05:08:33,752 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,752 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,752 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,752 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,753 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,753 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,753 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,753 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,754 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,754 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,754 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,754 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,754 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,754 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,754 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,755 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,755 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,755 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,755 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,755 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,756 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,756 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,756 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,756 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,756 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,756 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,756 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,756 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,757 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,757 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,757 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,757 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,757 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,759 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,759 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,759 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,759 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,759 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,759 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,760 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,760 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,760 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,760 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,760 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,761 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,761 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,761 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,761 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,762 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,762 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,762 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,762 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,763 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,763 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,763 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,763 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,763 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,764 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,764 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,764 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,764 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,764 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,764 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,765 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,765 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,765 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,765 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,765 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,765 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,766 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,766 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,766 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,766 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,766 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,766 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,767 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,767 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,767 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,767 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,767 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,767 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,767 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,771 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,771 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,771 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,771 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,772 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,772 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,772 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,772 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,772 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,772 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,772 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,772 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,773 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,773 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:08:33,774 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-16 05:08:33,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-16 05:08:33,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 05:08:33,841 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) [2022-03-16 05:08:33,842 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 [2022-03-16 05:08:33,889 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-16 05:08:33,899 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=false [2022-03-16 05:08:33,900 INFO L340 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2022-03-16 05:08:34,056 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 47 transitions and produced 48 states. [2022-03-16 05:08:34,058 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 10 more)] === [2022-03-16 05:08:34,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 05:08:34,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1567713335, now seen corresponding path program 1 times [2022-03-16 05:08:34,079 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 05:08:34,079 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029964093] [2022-03-16 05:08:34,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 05:08:34,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 05:08:34,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 05:08:34,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 05:08:34,394 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 05:08:34,394 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029964093] [2022-03-16 05:08:34,395 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029964093] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 05:08:34,395 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 05:08:34,395 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-16 05:08:34,396 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688813409] [2022-03-16 05:08:34,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 05:08:34,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-16 05:08:34,401 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 05:08:34,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-16 05:08:34,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-16 05:08:34,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:08:34,420 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 05:08:34,421 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 05:08:34,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:08:34,601 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 62 transitions and produced 63 states. [2022-03-16 05:08:34,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:34,602 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-16 05:08:34,602 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 10 more)] === [2022-03-16 05:08:34,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 05:08:34,604 INFO L85 PathProgramCache]: Analyzing trace with hash 978898871, now seen corresponding path program 1 times [2022-03-16 05:08:34,605 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 05:08:34,605 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075736675] [2022-03-16 05:08:34,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 05:08:34,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 05:08:34,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 05:08:34,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 05:08:34,717 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 05:08:34,717 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075736675] [2022-03-16 05:08:34,718 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075736675] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 05:08:34,718 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 05:08:34,718 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-16 05:08:34,718 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937562544] [2022-03-16 05:08:34,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 05:08:34,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-16 05:08:34,720 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 05:08:34,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-16 05:08:34,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-16 05:08:34,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:08:34,720 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 05:08:34,721 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 05:08:34,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:34,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:08:34,938 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 83 transitions and produced 84 states. [2022-03-16 05:08:34,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:34,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:34,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-16 05:08:34,939 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 10 more)] === [2022-03-16 05:08:34,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 05:08:34,940 INFO L85 PathProgramCache]: Analyzing trace with hash -1255589788, now seen corresponding path program 1 times [2022-03-16 05:08:34,940 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 05:08:34,940 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333096165] [2022-03-16 05:08:34,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 05:08:34,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 05:08:34,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 05:08:34,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 05:08:34,998 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 05:08:34,998 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333096165] [2022-03-16 05:08:34,998 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1333096165] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 05:08:34,998 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 05:08:34,999 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-16 05:08:34,999 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726477288] [2022-03-16 05:08:34,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 05:08:34,999 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-16 05:08:34,999 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 05:08:35,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-16 05:08:35,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-16 05:08:35,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:08:35,000 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 05:08:35,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 29.0) internal successors, (58), 3 states have internal predecessors, (58), 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) [2022-03-16 05:08:35,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:35,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:35,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:08:35,433 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 99 transitions and produced 100 states. [2022-03-16 05:08:35,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:35,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:35,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:35,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-16 05:08:35,435 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 10 more)] === [2022-03-16 05:08:35,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 05:08:35,436 INFO L85 PathProgramCache]: Analyzing trace with hash -266487118, now seen corresponding path program 1 times [2022-03-16 05:08:35,436 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 05:08:35,437 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824840052] [2022-03-16 05:08:35,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 05:08:35,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 05:08:35,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 05:08:35,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 05:08:35,534 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 05:08:35,534 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824840052] [2022-03-16 05:08:35,534 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824840052] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 05:08:35,535 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 05:08:35,535 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-16 05:08:35,535 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296682818] [2022-03-16 05:08:35,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 05:08:35,536 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-16 05:08:35,536 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 05:08:35,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-16 05:08:35,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-16 05:08:35,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:08:35,537 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 05:08:35,537 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 36.0) internal successors, (72), 3 states have internal predecessors, (72), 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) [2022-03-16 05:08:35,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:35,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:35,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:35,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:08:35,856 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 111 transitions and produced 112 states. [2022-03-16 05:08:35,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:35,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:35,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:35,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:35,857 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-16 05:08:35,857 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 10 more)] === [2022-03-16 05:08:35,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 05:08:35,858 INFO L85 PathProgramCache]: Analyzing trace with hash 620616180, now seen corresponding path program 1 times [2022-03-16 05:08:35,858 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 05:08:35,858 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286786327] [2022-03-16 05:08:35,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 05:08:35,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 05:08:35,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 05:08:35,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 05:08:35,944 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 05:08:35,944 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286786327] [2022-03-16 05:08:35,944 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286786327] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 05:08:35,945 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 05:08:35,945 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-16 05:08:35,945 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502985276] [2022-03-16 05:08:35,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 05:08:35,946 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-16 05:08:35,947 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 05:08:35,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-16 05:08:35,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-16 05:08:35,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:08:35,947 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 05:08:35,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 37.0) internal successors, (74), 3 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) [2022-03-16 05:08:35,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:35,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:35,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:35,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:35,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:08:40,264 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1531 transitions and produced 920 states. [2022-03-16 05:08:40,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:40,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:40,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:40,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:40,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:08:40,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-16 05:08:40,267 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 10 more)] === [2022-03-16 05:08:40,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 05:08:40,269 INFO L85 PathProgramCache]: Analyzing trace with hash 1369140382, now seen corresponding path program 1 times [2022-03-16 05:08:40,269 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 05:08:40,269 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268667399] [2022-03-16 05:08:40,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 05:08:40,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 05:08:40,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-16 05:08:40,326 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-03-16 05:08:40,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-16 05:08:40,397 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-03-16 05:08:40,398 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-03-16 05:08:40,399 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (12 of 13 remaining) [2022-03-16 05:08:40,401 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (11 of 13 remaining) [2022-03-16 05:08:40,401 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (10 of 13 remaining) [2022-03-16 05:08:40,401 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (9 of 13 remaining) [2022-03-16 05:08:40,401 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (8 of 13 remaining) [2022-03-16 05:08:40,402 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (7 of 13 remaining) [2022-03-16 05:08:40,402 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (6 of 13 remaining) [2022-03-16 05:08:40,402 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (5 of 13 remaining) [2022-03-16 05:08:40,402 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (4 of 13 remaining) [2022-03-16 05:08:40,403 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (3 of 13 remaining) [2022-03-16 05:08:40,403 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (2 of 13 remaining) [2022-03-16 05:08:40,407 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (1 of 13 remaining) [2022-03-16 05:08:40,407 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (0 of 13 remaining) [2022-03-16 05:08:40,409 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-16 05:08:40,415 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-03-16 05:08:40,421 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-16 05:08:40,422 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-16 05:08:40,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 05:08:40 BasicIcfg [2022-03-16 05:08:40,501 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-16 05:08:40,502 INFO L158 Benchmark]: Toolchain (without parser) took 8044.51ms. Allocated memory was 186.6MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 133.8MB in the beginning and 2.2GB in the end (delta: -2.0GB). Peak memory consumption was 126.2MB. Max. memory is 8.0GB. [2022-03-16 05:08:40,502 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 186.6MB. Free memory was 152.2MB in the beginning and 152.0MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 05:08:40,503 INFO L158 Benchmark]: CACSL2BoogieTranslator took 717.07ms. Allocated memory was 186.6MB in the beginning and 232.8MB in the end (delta: 46.1MB). Free memory was 133.6MB in the beginning and 191.2MB in the end (delta: -57.6MB). Peak memory consumption was 12.8MB. Max. memory is 8.0GB. [2022-03-16 05:08:40,503 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.51ms. Allocated memory is still 232.8MB. Free memory was 191.2MB in the beginning and 188.6MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-16 05:08:40,504 INFO L158 Benchmark]: Boogie Preprocessor took 36.99ms. Allocated memory is still 232.8MB. Free memory was 188.6MB in the beginning and 187.6MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-16 05:08:40,504 INFO L158 Benchmark]: RCFGBuilder took 394.87ms. Allocated memory is still 232.8MB. Free memory was 187.6MB in the beginning and 174.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-03-16 05:08:40,505 INFO L158 Benchmark]: TraceAbstraction took 6818.39ms. Allocated memory was 232.8MB in the beginning and 2.3GB in the end (delta: 2.1GB). Free memory was 173.9MB in the beginning and 2.2GB in the end (delta: -2.0GB). Peak memory consumption was 119.7MB. Max. memory is 8.0GB. [2022-03-16 05:08:40,507 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 186.6MB. Free memory was 152.2MB in the beginning and 152.0MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 717.07ms. Allocated memory was 186.6MB in the beginning and 232.8MB in the end (delta: 46.1MB). Free memory was 133.6MB in the beginning and 191.2MB in the end (delta: -57.6MB). Peak memory consumption was 12.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 65.51ms. Allocated memory is still 232.8MB. Free memory was 191.2MB in the beginning and 188.6MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 36.99ms. Allocated memory is still 232.8MB. Free memory was 188.6MB in the beginning and 187.6MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 394.87ms. Allocated memory is still 232.8MB. Free memory was 187.6MB in the beginning and 174.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 6818.39ms. Allocated memory was 232.8MB in the beginning and 2.3GB in the end (delta: 2.1GB). Free memory was 173.9MB in the beginning and 2.2GB in the end (delta: -2.0GB). Peak memory consumption was 119.7MB. 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: 944]: Data race detected Data race detected The following path leads to a data race: [L917] 0 int global; VAL [global=0] [L918] 0 pthread_mutex_t gm = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [global=0, gm={2:0}] [L927] 0 void (*f)() = good; VAL [={-1:0}, global=0, gm={2:0}] [L928] 0 pthread_mutex_t fm = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [={-1:0}, fm={3:0}, global=0, gm={2:0}] [L938] 0 pthread_t id; VAL [={-1:0}, fm={3:0}, global=0, gm={2:0}, id={5:0}] [L939] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, ((void *)0)) VAL [={-1:0}, fm={3:0}, global=0, gm={2:0}, id={5:0}, pthread_create(&id, ((void *)0), t_fun, ((void *)0))=-1] [L941] 0 f = bad VAL [={-1:2}, fm={3:0}, global=0, gm={2:0}, id={5:0}] [L930] 1 void (*g)(); VAL [={-1:2}, arg={0:0}, arg={0:0}, fm={3:0}, global=0, gm={2:0}] [L932] 1 g = f VAL [={-1:2}, ={-1:2}, arg={0:0}, arg={0:0}, fm={3:0}, global=0, gm={2:0}] [L934] CALL 1 g() [L920] 1 global++ VAL [={-1:2}, fm={3:0}, global=1, global++=0, global++=25, gm={2:0}] [L944] 0 printf("global: %d\n", global) VAL [={-1:2}, fm={3:0}, global=1, gm={2:0}, id={5:0}] Now there is a data race on ~global~0 between C: global++ [920] and C: printf("global: %d\n", global) [944] - UnprovableResult [Line: 941]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 939]: 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: 932]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 920]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 924]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 920]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 924]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 150 locations, 13 error locations. Started 1 CEGAR loops. OverallTime: 6.6s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 5.6s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 15, 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, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 351 NumberOfCodeBlocks, 351 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 282 ConstructedInterpolants, 0 QuantifiedInterpolants, 292 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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 [2022-03-16 05:08:40,583 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-03-16 05:08:40,793 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...