/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-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/ldv-races/race-1_3-join.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-5b77e9fc37942d960732eb3788a90132329d3bc4-5b77e9f [2021-10-19 14:19:32,942 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2021-10-19 14:19:33,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-19 14:19:33,041 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-19 14:19:33,042 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-19 14:19:33,043 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-FA-NoLbe.epf [2021-10-19 14:19:33,064 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-19 14:19:33,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-19 14:19:33,065 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-19 14:19:33,065 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-19 14:19:33,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-19 14:19:33,066 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-19 14:19:33,066 INFO L138 SettingsManager]: * Use SBE=true [2021-10-19 14:19:33,066 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-19 14:19:33,066 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-19 14:19:33,066 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-19 14:19:33,067 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-19 14:19:33,067 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-19 14:19:33,067 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-19 14:19:33,067 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-19 14:19:33,067 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-19 14:19:33,067 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-19 14:19:33,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-19 14:19:33,067 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-19 14:19:33,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-19 14:19:33,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-19 14:19:33,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-19 14:19:33,068 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-19 14:19:33,068 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-19 14:19:33,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-19 14:19:33,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-19 14:19:33,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-19 14:19:33,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-19 14:19:33,068 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-19 14:19:33,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-19 14:19:33,068 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-19 14:19:33,068 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-19 14:19:33,068 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2021-10-19 14:19:33,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-19 14:19:33,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-19 14:19:33,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-19 14:19:33,251 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-19 14:19:33,252 INFO L275 PluginConnector]: CDTParser initialized [2021-10-19 14:19:33,252 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-1_3-join.i [2021-10-19 14:19:33,344 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9d5afd02/a786af4b619047da9fb61cf687aee70c/FLAG15d8640fb [2021-10-19 14:19:33,756 INFO L306 CDTParser]: Found 1 translation units. [2021-10-19 14:19:33,757 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-1_3-join.i [2021-10-19 14:19:33,775 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9d5afd02/a786af4b619047da9fb61cf687aee70c/FLAG15d8640fb [2021-10-19 14:19:34,092 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9d5afd02/a786af4b619047da9fb61cf687aee70c [2021-10-19 14:19:34,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-19 14:19:34,096 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-19 14:19:34,099 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-19 14:19:34,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-19 14:19:34,106 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-19 14:19:34,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 02:19:34" (1/1) ... [2021-10-19 14:19:34,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23da6483 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:19:34, skipping insertion in model container [2021-10-19 14:19:34,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 02:19:34" (1/1) ... [2021-10-19 14:19:34,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-19 14:19:34,182 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-19 14:19:34,603 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-1_3-join.i[76153,76166] [2021-10-19 14:19:34,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-19 14:19:34,639 INFO L203 MainTranslator]: Completed pre-run [2021-10-19 14:19:34,673 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-1_3-join.i[76153,76166] [2021-10-19 14:19:34,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-19 14:19:34,762 INFO L208 MainTranslator]: Completed translation [2021-10-19 14:19:34,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:19:34 WrapperNode [2021-10-19 14:19:34,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-19 14:19:34,763 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-19 14:19:34,763 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-19 14:19:34,764 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-19 14:19:34,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:19:34" (1/1) ... [2021-10-19 14:19:34,798 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:19:34" (1/1) ... [2021-10-19 14:19:34,831 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-19 14:19:34,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-19 14:19:34,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-19 14:19:34,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-19 14:19:34,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:19:34" (1/1) ... [2021-10-19 14:19:34,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:19:34" (1/1) ... [2021-10-19 14:19:34,849 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:19:34" (1/1) ... [2021-10-19 14:19:34,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:19:34" (1/1) ... [2021-10-19 14:19:34,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:19:34" (1/1) ... [2021-10-19 14:19:34,867 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:19:34" (1/1) ... [2021-10-19 14:19:34,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:19:34" (1/1) ... [2021-10-19 14:19:34,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-19 14:19:34,874 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-19 14:19:34,874 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-19 14:19:34,874 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-19 14:19:34,875 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:19:34" (1/1) ... [2021-10-19 14:19:34,887 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-19 14:19:34,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-19 14:19:34,904 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-19 14:19:34,905 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-19 14:19:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-19 14:19:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-19 14:19:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-19 14:19:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-19 14:19:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-10-19 14:19:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-19 14:19:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-19 14:19:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-19 14:19:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-19 14:19:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-19 14:19:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-19 14:19:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-19 14:19:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-19 14:19:34,943 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-19 14:19:35,407 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-19 14:19:35,408 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2021-10-19 14:19:35,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:19:35 BoogieIcfgContainer [2021-10-19 14:19:35,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-19 14:19:35,410 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-19 14:19:35,410 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-19 14:19:35,413 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-19 14:19:35,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 02:19:34" (1/3) ... [2021-10-19 14:19:35,413 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d99ced0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 02:19:35, skipping insertion in model container [2021-10-19 14:19:35,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:19:34" (2/3) ... [2021-10-19 14:19:35,414 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d99ced0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 02:19:35, skipping insertion in model container [2021-10-19 14:19:35,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:19:35" (3/3) ... [2021-10-19 14:19:35,415 INFO L111 eAbstractionObserver]: Analyzing ICFG race-1_3-join.i [2021-10-19 14:19:35,419 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-19 14:19:35,419 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-19 14:19:35,419 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2021-10-19 14:19:35,419 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-19 14:19:35,448 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,449 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,449 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,449 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,449 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,449 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,449 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,449 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,449 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,449 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,450 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,450 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,450 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,450 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,451 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,451 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,451 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,451 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,452 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,452 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,456 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,456 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,456 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,456 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,456 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,456 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:19:35,463 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-10-19 14:19:35,491 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-19 14:19:35,495 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-19 14:19:35,495 INFO L340 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2021-10-19 14:19:35,507 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 118 places, 119 transitions, 246 flow [2021-10-19 14:19:35,535 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 324 states, 305 states have (on average 1.721311475409836) internal successors, (525), 323 states have internal predecessors, (525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:19:35,537 INFO L276 IsEmpty]: Start isEmpty. Operand has 324 states, 305 states have (on average 1.721311475409836) internal successors, (525), 323 states have internal predecessors, (525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:19:35,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-19 14:19:35,540 INFO L509 BasicCegarLoop]: Found error trace [2021-10-19 14:19:35,541 INFO L517 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:19:35,541 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 9 more)] === [2021-10-19 14:19:35,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:19:35,544 INFO L82 PathProgramCache]: Analyzing trace with hash -1568761403, now seen corresponding path program 1 times [2021-10-19 14:19:35,550 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:19:35,550 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012131351] [2021-10-19 14:19:35,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:19:35,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:19:35,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:19:35,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:19:35,800 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:19:35,800 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012131351] [2021-10-19 14:19:35,800 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012131351] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:19:35,800 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:19:35,800 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:19:35,801 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050994484] [2021-10-19 14:19:35,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:19:35,804 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:19:35,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:19:35,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:19:35,817 INFO L87 Difference]: Start difference. First operand has 324 states, 305 states have (on average 1.721311475409836) internal successors, (525), 323 states have internal predecessors, (525), 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) Second operand has 3 states, 2 states have (on average 12.5) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:19:35,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-19 14:19:35,872 INFO L93 Difference]: Finished difference Result 277 states and 437 transitions. [2021-10-19 14:19:35,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:19:35,874 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 12.5) internal successors, (25), 3 states have internal predecessors, (25), 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) Word has length 25 [2021-10-19 14:19:35,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-19 14:19:35,880 INFO L225 Difference]: With dead ends: 277 [2021-10-19 14:19:35,880 INFO L226 Difference]: Without dead ends: 234 [2021-10-19 14:19:35,881 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:19:35,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2021-10-19 14:19:35,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 234. [2021-10-19 14:19:35,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 227 states have (on average 1.5814977973568283) internal successors, (359), 233 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:19:35,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 359 transitions. [2021-10-19 14:19:35,912 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 359 transitions. Word has length 25 [2021-10-19 14:19:35,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-19 14:19:35,912 INFO L470 AbstractCegarLoop]: Abstraction has 234 states and 359 transitions. [2021-10-19 14:19:35,913 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 12.5) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:19:35,913 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 359 transitions. [2021-10-19 14:19:35,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-19 14:19:35,913 INFO L509 BasicCegarLoop]: Found error trace [2021-10-19 14:19:35,913 INFO L517 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:19:35,913 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-19 14:19:35,914 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 9 more)] === [2021-10-19 14:19:35,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:19:35,914 INFO L82 PathProgramCache]: Analyzing trace with hash -1431537299, now seen corresponding path program 1 times [2021-10-19 14:19:35,914 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:19:35,914 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943846753] [2021-10-19 14:19:35,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:19:35,915 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:19:35,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:19:35,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:19:35,990 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:19:35,990 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943846753] [2021-10-19 14:19:35,990 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943846753] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:19:35,991 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:19:35,991 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:19:35,991 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822892091] [2021-10-19 14:19:35,992 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:19:35,992 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:19:35,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:19:35,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:19:35,996 INFO L87 Difference]: Start difference. First operand 234 states and 359 transitions. Second operand has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:19:36,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-19 14:19:36,018 INFO L93 Difference]: Finished difference Result 269 states and 415 transitions. [2021-10-19 14:19:36,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:19:36,018 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 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) Word has length 28 [2021-10-19 14:19:36,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-19 14:19:36,020 INFO L225 Difference]: With dead ends: 269 [2021-10-19 14:19:36,020 INFO L226 Difference]: Without dead ends: 266 [2021-10-19 14:19:36,020 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:19:36,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2021-10-19 14:19:36,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 228. [2021-10-19 14:19:36,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 224 states have (on average 1.5758928571428572) internal successors, (353), 227 states have internal predecessors, (353), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:19:36,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 353 transitions. [2021-10-19 14:19:36,030 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 353 transitions. Word has length 28 [2021-10-19 14:19:36,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-19 14:19:36,030 INFO L470 AbstractCegarLoop]: Abstraction has 228 states and 353 transitions. [2021-10-19 14:19:36,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:19:36,030 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 353 transitions. [2021-10-19 14:19:36,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-19 14:19:36,031 INFO L509 BasicCegarLoop]: Found error trace [2021-10-19 14:19:36,031 INFO L517 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:19:36,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-19 14:19:36,031 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 9 more)] === [2021-10-19 14:19:36,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:19:36,032 INFO L82 PathProgramCache]: Analyzing trace with hash -2106031959, now seen corresponding path program 1 times [2021-10-19 14:19:36,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:19:36,032 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269339322] [2021-10-19 14:19:36,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:19:36,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:19:36,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:19:36,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:19:36,103 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:19:36,104 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269339322] [2021-10-19 14:19:36,104 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269339322] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:19:36,104 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:19:36,104 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:19:36,104 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502251324] [2021-10-19 14:19:36,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:19:36,105 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:19:36,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:19:36,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:19:36,107 INFO L87 Difference]: Start difference. First operand 228 states and 353 transitions. Second operand has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:19:36,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-19 14:19:36,130 INFO L93 Difference]: Finished difference Result 227 states and 352 transitions. [2021-10-19 14:19:36,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:19:36,131 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 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) Word has length 39 [2021-10-19 14:19:36,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-19 14:19:36,134 INFO L225 Difference]: With dead ends: 227 [2021-10-19 14:19:36,134 INFO L226 Difference]: Without dead ends: 227 [2021-10-19 14:19:36,134 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:19:36,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-10-19 14:19:36,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2021-10-19 14:19:36,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 224 states have (on average 1.5714285714285714) internal successors, (352), 226 states have internal predecessors, (352), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:19:36,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 352 transitions. [2021-10-19 14:19:36,154 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 352 transitions. Word has length 39 [2021-10-19 14:19:36,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-19 14:19:36,154 INFO L470 AbstractCegarLoop]: Abstraction has 227 states and 352 transitions. [2021-10-19 14:19:36,154 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:19:36,154 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 352 transitions. [2021-10-19 14:19:36,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-19 14:19:36,157 INFO L509 BasicCegarLoop]: Found error trace [2021-10-19 14:19:36,157 INFO L517 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:19:36,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-19 14:19:36,157 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 9 more)] === [2021-10-19 14:19:36,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:19:36,158 INFO L82 PathProgramCache]: Analyzing trace with hash -1041439232, now seen corresponding path program 1 times [2021-10-19 14:19:36,159 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:19:36,159 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100843441] [2021-10-19 14:19:36,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:19:36,159 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:19:36,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:19:36,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:19:36,342 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:19:36,345 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100843441] [2021-10-19 14:19:36,346 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100843441] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:19:36,346 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:19:36,346 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-19 14:19:36,346 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26215431] [2021-10-19 14:19:36,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-19 14:19:36,347 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:19:36,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-19 14:19:36,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-19 14:19:36,349 INFO L87 Difference]: Start difference. First operand 227 states and 352 transitions. Second operand has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:19:36,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-19 14:19:36,409 INFO L93 Difference]: Finished difference Result 218 states and 336 transitions. [2021-10-19 14:19:36,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-19 14:19:36,409 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-10-19 14:19:36,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-19 14:19:36,410 INFO L225 Difference]: With dead ends: 218 [2021-10-19 14:19:36,410 INFO L226 Difference]: Without dead ends: 191 [2021-10-19 14:19:36,410 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 26.7ms TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-19 14:19:36,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2021-10-19 14:19:36,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2021-10-19 14:19:36,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 190 states have (on average 1.6263157894736842) internal successors, (309), 190 states have internal predecessors, (309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:19:36,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 309 transitions. [2021-10-19 14:19:36,414 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 309 transitions. Word has length 56 [2021-10-19 14:19:36,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-19 14:19:36,415 INFO L470 AbstractCegarLoop]: Abstraction has 191 states and 309 transitions. [2021-10-19 14:19:36,415 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:19:36,415 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 309 transitions. [2021-10-19 14:19:36,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-10-19 14:19:36,420 INFO L509 BasicCegarLoop]: Found error trace [2021-10-19 14:19:36,421 INFO L517 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:19:36,421 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-19 14:19:36,421 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 9 more)] === [2021-10-19 14:19:36,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:19:36,422 INFO L82 PathProgramCache]: Analyzing trace with hash 1641950259, now seen corresponding path program 1 times [2021-10-19 14:19:36,422 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:19:36,422 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587190429] [2021-10-19 14:19:36,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:19:36,422 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:19:36,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:19:36,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:19:36,505 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:19:36,505 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587190429] [2021-10-19 14:19:36,505 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587190429] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:19:36,505 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:19:36,505 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:19:36,505 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340827327] [2021-10-19 14:19:36,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:19:36,506 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:19:36,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:19:36,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:19:36,507 INFO L87 Difference]: Start difference. First operand 191 states and 309 transitions. Second operand has 3 states, 2 states have (on average 35.5) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:19:36,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-19 14:19:36,514 INFO L93 Difference]: Finished difference Result 190 states and 308 transitions. [2021-10-19 14:19:36,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:19:36,517 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 35.5) internal successors, (71), 3 states have internal predecessors, (71), 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) Word has length 71 [2021-10-19 14:19:36,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-19 14:19:36,518 INFO L225 Difference]: With dead ends: 190 [2021-10-19 14:19:36,519 INFO L226 Difference]: Without dead ends: 0 [2021-10-19 14:19:36,520 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:19:36,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-19 14:19:36,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-19 14:19:36,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:19:36,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-19 14:19:36,521 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 71 [2021-10-19 14:19:36,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-19 14:19:36,521 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-19 14:19:36,521 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 35.5) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:19:36,521 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-19 14:19:36,521 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-19 14:19:36,523 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:19:36,524 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:19:36,524 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:19:36,524 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:19:36,524 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:19:36,524 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:19:36,524 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:19:36,524 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:19:36,524 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:19:36,524 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:19:36,525 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-19 14:19:36,525 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:19:36,525 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-19 14:19:36,529 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-19 14:19:36,529 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-19 14:19:36,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 02:19:36 BasicIcfg [2021-10-19 14:19:36,531 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-19 14:19:36,532 INFO L168 Benchmark]: Toolchain (without parser) took 2435.21 ms. Allocated memory was 186.6 MB in the beginning and 232.8 MB in the end (delta: 46.1 MB). Free memory was 133.3 MB in the beginning and 183.1 MB in the end (delta: -49.8 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-10-19 14:19:36,534 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 186.6 MB. Free memory is still 152.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-19 14:19:36,536 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.20 ms. Allocated memory was 186.6 MB in the beginning and 232.8 MB in the end (delta: 46.1 MB). Free memory was 133.0 MB in the beginning and 163.4 MB in the end (delta: -30.5 MB). Peak memory consumption was 19.7 MB. Max. memory is 8.0 GB. [2021-10-19 14:19:36,536 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.56 ms. Allocated memory is still 232.8 MB. Free memory was 163.0 MB in the beginning and 159.8 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-10-19 14:19:36,536 INFO L168 Benchmark]: Boogie Preprocessor took 41.50 ms. Allocated memory is still 232.8 MB. Free memory was 159.8 MB in the beginning and 157.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-19 14:19:36,537 INFO L168 Benchmark]: RCFGBuilder took 535.77 ms. Allocated memory is still 232.8 MB. Free memory was 157.2 MB in the beginning and 196.7 MB in the end (delta: -39.4 MB). Peak memory consumption was 21.3 MB. Max. memory is 8.0 GB. [2021-10-19 14:19:36,537 INFO L168 Benchmark]: TraceAbstraction took 1120.29 ms. Allocated memory is still 232.8 MB. Free memory was 196.2 MB in the beginning and 183.1 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 8.0 GB. [2021-10-19 14:19:36,540 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 186.6 MB. Free memory is still 152.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 664.20 ms. Allocated memory was 186.6 MB in the beginning and 232.8 MB in the end (delta: 46.1 MB). Free memory was 133.0 MB in the beginning and 163.4 MB in the end (delta: -30.5 MB). Peak memory consumption was 19.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 67.56 ms. Allocated memory is still 232.8 MB. Free memory was 163.0 MB in the beginning and 159.8 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 41.50 ms. Allocated memory is still 232.8 MB. Free memory was 159.8 MB in the beginning and 157.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 535.77 ms. Allocated memory is still 232.8 MB. Free memory was 157.2 MB in the beginning and 196.7 MB in the end (delta: -39.4 MB). Peak memory consumption was 21.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1120.29 ms. Allocated memory is still 232.8 MB. Free memory was 196.2 MB in the beginning and 183.1 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1702]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1709]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1710]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1715]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1716]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1723]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1726]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1728]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1730]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1731]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 125 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 1037.7ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 14.4ms, AutomataDifference: 211.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 40.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 454 SDtfs, 98 SDslu, 494 SDs, 0 SdLazy, 77 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 84.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 33.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=324occurred in iteration=0, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 53.7ms AutomataMinimizationTime, 5 MinimizatonAttempts, 38 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 28.2ms SsaConstructionTime, 96.8ms SatisfiabilityAnalysisTime, 386.6ms InterpolantComputationTime, 219 NumberOfCodeBlocks, 219 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 214 ConstructedInterpolants, 0 QuantifiedInterpolants, 333 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 - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-19 14:19:36,568 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...