/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.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-44898dd [2022-02-09 17:59:45,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-09 17:59:45,914 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-09 17:59:45,937 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-09 17:59:46,015 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-09 17:59:46,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-09 17:59:46,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-09 17:59:46,022 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.epf [2022-02-09 17:59:46,044 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-09 17:59:46,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-09 17:59:46,044 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-09 17:59:46,044 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-09 17:59:46,045 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-09 17:59:46,045 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-09 17:59:46,045 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-09 17:59:46,045 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-09 17:59:46,045 INFO L138 SettingsManager]: * Use SBE=true [2022-02-09 17:59:46,046 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-09 17:59:46,046 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-09 17:59:46,046 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-09 17:59:46,046 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-09 17:59:46,046 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-09 17:59:46,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-09 17:59:46,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-09 17:59:46,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-09 17:59:46,046 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-09 17:59:46,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-09 17:59:46,047 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-09 17:59:46,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-09 17:59:46,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-09 17:59:46,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-09 17:59:46,054 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-09 17:59:46,054 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-09 17:59:46,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 17:59:46,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-09 17:59:46,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-09 17:59:46,055 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-09 17:59:46,055 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-09 17:59:46,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-09 17:59:46,055 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-09 17:59:46,056 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-09 17:59:46,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-09 17:59:46,056 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-02-09 17:59:46,056 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-09 17:59:46,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-09 17:59:46,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-09 17:59:46,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-09 17:59:46,224 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-09 17:59:46,225 INFO L275 PluginConnector]: CDTParser initialized [2022-02-09 17:59:46,225 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_27-base_rc.i [2022-02-09 17:59:46,269 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d41649bd/41323730203e4ca08df245bd6a0fdb78/FLAGa286a38c0 [2022-02-09 17:59:46,675 INFO L306 CDTParser]: Found 1 translation units. [2022-02-09 17:59:46,676 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_27-base_rc.i [2022-02-09 17:59:46,698 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d41649bd/41323730203e4ca08df245bd6a0fdb78/FLAGa286a38c0 [2022-02-09 17:59:47,027 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d41649bd/41323730203e4ca08df245bd6a0fdb78 [2022-02-09 17:59:47,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-09 17:59:47,030 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-09 17:59:47,031 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-09 17:59:47,031 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-09 17:59:47,034 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-09 17:59:47,034 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 05:59:47" (1/1) ... [2022-02-09 17:59:47,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ea9b7f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 05:59:47, skipping insertion in model container [2022-02-09 17:59:47,035 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 05:59:47" (1/1) ... [2022-02-09 17:59:47,040 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-09 17:59:47,064 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-09 17:59:47,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 17:59:47,400 INFO L203 MainTranslator]: Completed pre-run [2022-02-09 17:59:47,437 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 17:59:47,485 INFO L208 MainTranslator]: Completed translation [2022-02-09 17:59:47,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 05:59:47 WrapperNode [2022-02-09 17:59:47,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-09 17:59:47,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-09 17:59:47,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-09 17:59:47,486 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-09 17:59:47,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 05:59:47" (1/1) ... [2022-02-09 17:59:47,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 05:59:47" (1/1) ... [2022-02-09 17:59:47,517 INFO L137 Inliner]: procedures = 265, calls = 27, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 85 [2022-02-09 17:59:47,518 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-09 17:59:47,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-09 17:59:47,518 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-09 17:59:47,518 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-09 17:59:47,524 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 05:59:47" (1/1) ... [2022-02-09 17:59:47,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 05:59:47" (1/1) ... [2022-02-09 17:59:47,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 05:59:47" (1/1) ... [2022-02-09 17:59:47,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 05:59:47" (1/1) ... [2022-02-09 17:59:47,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 05:59:47" (1/1) ... [2022-02-09 17:59:47,531 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 05:59:47" (1/1) ... [2022-02-09 17:59:47,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 05:59:47" (1/1) ... [2022-02-09 17:59:47,533 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-09 17:59:47,534 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-09 17:59:47,534 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-09 17:59:47,534 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-09 17:59:47,535 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 05:59:47" (1/1) ... [2022-02-09 17:59:47,540 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 17:59:47,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 17:59:47,557 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) [2022-02-09 17:59:47,587 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 [2022-02-09 17:59:47,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-09 17:59:47,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-09 17:59:47,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-09 17:59:47,619 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-09 17:59:47,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-09 17:59:47,620 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-09 17:59:47,620 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-09 17:59:47,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-09 17:59:47,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-09 17:59:47,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-09 17:59:47,621 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-09 17:59:47,757 INFO L234 CfgBuilder]: Building ICFG [2022-02-09 17:59:47,758 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-09 17:59:47,893 INFO L275 CfgBuilder]: Performing block encoding [2022-02-09 17:59:47,917 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-09 17:59:47,917 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-09 17:59:47,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 05:59:47 BoogieIcfgContainer [2022-02-09 17:59:47,918 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-09 17:59:47,919 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-09 17:59:47,919 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-09 17:59:47,922 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-09 17:59:47,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.02 05:59:47" (1/3) ... [2022-02-09 17:59:47,922 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47f52eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 05:59:47, skipping insertion in model container [2022-02-09 17:59:47,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 05:59:47" (2/3) ... [2022-02-09 17:59:47,923 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47f52eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 05:59:47, skipping insertion in model container [2022-02-09 17:59:47,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 05:59:47" (3/3) ... [2022-02-09 17:59:47,923 INFO L111 eAbstractionObserver]: Analyzing ICFG 04-mutex_27-base_rc.i [2022-02-09 17:59:47,927 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-09 17:59:47,927 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-09 17:59:47,927 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2022-02-09 17:59:47,927 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-09 17:59:47,946 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,946 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 17:59:47,964 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-09 17:59:47,995 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-09 17:59:47,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 17:59:47,996 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) [2022-02-09 17:59:47,997 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 [2022-02-09 17:59:48,017 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-09 17:59:48,022 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=false, 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 [2022-02-09 17:59:48,022 INFO L340 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2022-02-09 17:59:48,029 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 105 places, 102 transitions, 209 flow [2022-02-09 17:59:48,082 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1117 states, 1100 states have (on average 1.9536363636363636) internal successors, (2149), 1116 states have internal predecessors, (2149), 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) [2022-02-09 17:59:48,098 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 47 transitions and produced 48 states. [2022-02-09 17:59:48,100 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 10 more)] === [2022-02-09 17:59:48,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 17:59:48,104 INFO L85 PathProgramCache]: Analyzing trace with hash 1567713335, now seen corresponding path program 1 times [2022-02-09 17:59:48,109 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 17:59:48,109 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088669138] [2022-02-09 17:59:48,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 17:59:48,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 17:59:48,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 17:59:48,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 17:59:48,283 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 17:59:48,283 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088669138] [2022-02-09 17:59:48,284 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088669138] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 17:59:48,284 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 17:59:48,284 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-09 17:59:48,286 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966659897] [2022-02-09 17:59:48,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 17:59:48,288 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-09 17:59:48,288 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 17:59:48,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-09 17:59:48,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-09 17:59:48,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 17:59:48,307 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 17:59:48,308 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) [2022-02-09 17:59:48,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 17:59:48,344 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 62 transitions and produced 63 states. [2022-02-09 17:59:48,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-09 17:59:48,346 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 10 more)] === [2022-02-09 17:59:48,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 17:59:48,347 INFO L85 PathProgramCache]: Analyzing trace with hash 978898871, now seen corresponding path program 1 times [2022-02-09 17:59:48,347 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 17:59:48,347 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129190665] [2022-02-09 17:59:48,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 17:59:48,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 17:59:48,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 17:59:48,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 17:59:48,435 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 17:59:48,435 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129190665] [2022-02-09 17:59:48,436 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129190665] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 17:59:48,436 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 17:59:48,436 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-09 17:59:48,436 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840906907] [2022-02-09 17:59:48,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 17:59:48,437 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-09 17:59:48,437 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 17:59:48,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-09 17:59:48,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-09 17:59:48,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 17:59:48,438 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 17:59:48,438 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) [2022-02-09 17:59:48,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 17:59:48,469 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 83 transitions and produced 84 states. [2022-02-09 17:59:48,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,470 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-09 17:59:48,470 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 10 more)] === [2022-02-09 17:59:48,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 17:59:48,471 INFO L85 PathProgramCache]: Analyzing trace with hash -1255589788, now seen corresponding path program 1 times [2022-02-09 17:59:48,471 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 17:59:48,471 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817721400] [2022-02-09 17:59:48,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 17:59:48,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 17:59:48,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 17:59:48,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 17:59:48,549 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 17:59:48,550 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817721400] [2022-02-09 17:59:48,550 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817721400] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 17:59:48,551 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 17:59:48,551 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-09 17:59:48,551 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093249956] [2022-02-09 17:59:48,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 17:59:48,552 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-09 17:59:48,552 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 17:59:48,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-09 17:59:48,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-09 17:59:48,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 17:59:48,553 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 17:59:48,553 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) [2022-02-09 17:59:48,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 17:59:48,585 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 99 transitions and produced 100 states. [2022-02-09 17:59:48,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-09 17:59:48,587 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 10 more)] === [2022-02-09 17:59:48,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 17:59:48,588 INFO L85 PathProgramCache]: Analyzing trace with hash -266487118, now seen corresponding path program 1 times [2022-02-09 17:59:48,588 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 17:59:48,589 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899065565] [2022-02-09 17:59:48,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 17:59:48,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 17:59:48,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 17:59:48,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 17:59:48,667 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 17:59:48,668 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899065565] [2022-02-09 17:59:48,668 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899065565] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 17:59:48,668 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 17:59:48,668 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-09 17:59:48,668 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228377177] [2022-02-09 17:59:48,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 17:59:48,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-09 17:59:48,669 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 17:59:48,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-09 17:59:48,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-09 17:59:48,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 17:59:48,670 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 17:59:48,670 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) [2022-02-09 17:59:48,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 17:59:48,722 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 111 transitions and produced 112 states. [2022-02-09 17:59:48,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-09 17:59:48,723 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 10 more)] === [2022-02-09 17:59:48,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 17:59:48,725 INFO L85 PathProgramCache]: Analyzing trace with hash 620616180, now seen corresponding path program 1 times [2022-02-09 17:59:48,725 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 17:59:48,725 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436101580] [2022-02-09 17:59:48,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 17:59:48,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 17:59:48,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 17:59:48,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 17:59:48,797 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 17:59:48,797 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436101580] [2022-02-09 17:59:48,797 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436101580] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 17:59:48,798 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 17:59:48,798 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-09 17:59:48,798 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802680763] [2022-02-09 17:59:48,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 17:59:48,798 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-09 17:59:48,798 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 17:59:48,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-09 17:59:48,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-09 17:59:48,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 17:59:48,799 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 17:59:48,799 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) [2022-02-09 17:59:48,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 17:59:48,907 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1606 transitions and produced 969 states. [2022-02-09 17:59:48,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 17:59:48,908 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-09 17:59:48,908 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 10 more)] === [2022-02-09 17:59:48,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 17:59:48,909 INFO L85 PathProgramCache]: Analyzing trace with hash 1369140382, now seen corresponding path program 1 times [2022-02-09 17:59:48,909 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 17:59:48,910 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754464815] [2022-02-09 17:59:48,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 17:59:48,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 17:59:48,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-09 17:59:48,946 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-09 17:59:48,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-09 17:59:48,982 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-09 17:59:48,982 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-09 17:59:48,983 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (12 of 13 remaining) [2022-02-09 17:59:48,986 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (11 of 13 remaining) [2022-02-09 17:59:48,986 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (10 of 13 remaining) [2022-02-09 17:59:48,987 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (9 of 13 remaining) [2022-02-09 17:59:48,987 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (8 of 13 remaining) [2022-02-09 17:59:48,987 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (7 of 13 remaining) [2022-02-09 17:59:48,987 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (6 of 13 remaining) [2022-02-09 17:59:48,987 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (5 of 13 remaining) [2022-02-09 17:59:48,988 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (4 of 13 remaining) [2022-02-09 17:59:48,988 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (3 of 13 remaining) [2022-02-09 17:59:48,988 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (2 of 13 remaining) [2022-02-09 17:59:48,989 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (1 of 13 remaining) [2022-02-09 17:59:48,993 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (0 of 13 remaining) [2022-02-09 17:59:48,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-09 17:59:48,999 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-02-09 17:59:49,004 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-09 17:59:49,004 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-09 17:59:49,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.02 05:59:49 BasicIcfg [2022-02-09 17:59:49,040 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-09 17:59:49,041 INFO L158 Benchmark]: Toolchain (without parser) took 2010.79ms. Allocated memory was 177.2MB in the beginning and 228.6MB in the end (delta: 51.4MB). Free memory was 125.4MB in the beginning and 156.6MB in the end (delta: -31.2MB). Peak memory consumption was 20.7MB. Max. memory is 8.0GB. [2022-02-09 17:59:49,041 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 177.2MB. Free memory was 143.4MB in the beginning and 143.3MB in the end (delta: 71.1kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-09 17:59:49,041 INFO L158 Benchmark]: CACSL2BoogieTranslator took 454.57ms. Allocated memory is still 177.2MB. Free memory was 125.2MB in the beginning and 135.6MB in the end (delta: -10.3MB). Peak memory consumption was 9.2MB. Max. memory is 8.0GB. [2022-02-09 17:59:49,042 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.63ms. Allocated memory is still 177.2MB. Free memory was 135.6MB in the beginning and 133.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-09 17:59:49,042 INFO L158 Benchmark]: Boogie Preprocessor took 14.90ms. Allocated memory is still 177.2MB. Free memory was 133.5MB in the beginning and 131.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-09 17:59:49,042 INFO L158 Benchmark]: RCFGBuilder took 384.51ms. Allocated memory is still 177.2MB. Free memory was 131.9MB in the beginning and 119.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-02-09 17:59:49,043 INFO L158 Benchmark]: TraceAbstraction took 1121.21ms. Allocated memory was 177.2MB in the beginning and 228.6MB in the end (delta: 51.4MB). Free memory was 118.8MB in the beginning and 156.6MB in the end (delta: -37.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-02-09 17:59:49,044 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 177.2MB. Free memory was 143.4MB in the beginning and 143.3MB in the end (delta: 71.1kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 454.57ms. Allocated memory is still 177.2MB. Free memory was 125.2MB in the beginning and 135.6MB in the end (delta: -10.3MB). Peak memory consumption was 9.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 31.63ms. Allocated memory is still 177.2MB. Free memory was 135.6MB in the beginning and 133.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 14.90ms. Allocated memory is still 177.2MB. Free memory was 133.5MB in the beginning and 131.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 384.51ms. Allocated memory is still 177.2MB. Free memory was 131.9MB in the beginning and 119.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 1121.21ms. Allocated memory was 177.2MB in the beginning and 228.6MB in the end (delta: 51.4MB). Free memory was 118.8MB in the beginning and 156.6MB in the end (delta: -37.7MB). Peak memory consumption was 14.7MB. 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++=25, global++=0, 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: 1.0s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.3s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1117occurred 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, 0.2s 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 [2022-02-09 17:59:49,114 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 [2022-02-09 17:59:49,315 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...