/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/goblint-regression/04-mutex_12-ptr_nr.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-aed12abd52951161f3584c1e4a16827ff4d06934-aed12ab [2021-10-14 11:54:38,420 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2021-10-14 11:54:38,523 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 [2021-10-14 11:54:38,549 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-14 11:54:38,549 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-14 11:54:38,549 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-14 11:54:38,549 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-14 11:54:38,550 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-14 11:54:38,550 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-14 11:54:38,550 INFO L138 SettingsManager]: * Use SBE=true [2021-10-14 11:54:38,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-14 11:54:38,550 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-14 11:54:38,550 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-14 11:54:38,550 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-14 11:54:38,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-14 11:54:38,551 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-14 11:54:38,551 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-14 11:54:38,551 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-14 11:54:38,551 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-14 11:54:38,551 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-14 11:54:38,551 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-14 11:54:38,551 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-14 11:54:38,551 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-14 11:54:38,551 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-14 11:54:38,551 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-14 11:54:38,552 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-14 11:54:38,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-14 11:54:38,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-14 11:54:38,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-14 11:54:38,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-14 11:54:38,552 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-14 11:54:38,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-14 11:54:38,552 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-14 11:54:38,552 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-14 11:54:38,552 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2021-10-14 11:54:38,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-14 11:54:38,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-14 11:54:38,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-14 11:54:38,778 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-14 11:54:38,779 INFO L275 PluginConnector]: CDTParser initialized [2021-10-14 11:54:38,780 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_12-ptr_nr.i [2021-10-14 11:54:38,839 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f6305f80/5605e766c40546f995cf97577f636556/FLAG831813780 [2021-10-14 11:54:39,267 INFO L306 CDTParser]: Found 1 translation units. [2021-10-14 11:54:39,268 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_12-ptr_nr.i [2021-10-14 11:54:39,284 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f6305f80/5605e766c40546f995cf97577f636556/FLAG831813780 [2021-10-14 11:54:39,618 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f6305f80/5605e766c40546f995cf97577f636556 [2021-10-14 11:54:39,620 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-14 11:54:39,621 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-14 11:54:39,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-14 11:54:39,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-14 11:54:39,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-14 11:54:39,627 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:54:39" (1/1) ... [2021-10-14 11:54:39,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64532f18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:39, skipping insertion in model container [2021-10-14 11:54:39,628 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:54:39" (1/1) ... [2021-10-14 11:54:39,635 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-14 11:54:39,667 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-14 11:54:39,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-14 11:54:39,985 INFO L203 MainTranslator]: Completed pre-run [2021-10-14 11:54:40,019 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-14 11:54:40,059 INFO L208 MainTranslator]: Completed translation [2021-10-14 11:54:40,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:40 WrapperNode [2021-10-14 11:54:40,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-14 11:54:40,061 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-14 11:54:40,061 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-14 11:54:40,062 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-14 11:54:40,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:40" (1/1) ... [2021-10-14 11:54:40,089 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:40" (1/1) ... [2021-10-14 11:54:40,112 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-14 11:54:40,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-14 11:54:40,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-14 11:54:40,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-14 11:54:40,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:40" (1/1) ... [2021-10-14 11:54:40,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:40" (1/1) ... [2021-10-14 11:54:40,134 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:40" (1/1) ... [2021-10-14 11:54:40,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:40" (1/1) ... [2021-10-14 11:54:40,139 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:40" (1/1) ... [2021-10-14 11:54:40,140 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:40" (1/1) ... [2021-10-14 11:54:40,141 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:40" (1/1) ... [2021-10-14 11:54:40,142 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-14 11:54:40,143 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-14 11:54:40,143 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-14 11:54:40,143 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-14 11:54:40,144 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:40" (1/1) ... [2021-10-14 11:54:40,149 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-14 11:54:40,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-14 11:54:40,171 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) [2021-10-14 11:54:40,174 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 [2021-10-14 11:54:40,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-14 11:54:40,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-14 11:54:40,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-14 11:54:40,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-14 11:54:40,195 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-10-14 11:54:40,195 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-10-14 11:54:40,195 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-10-14 11:54:40,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-14 11:54:40,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-14 11:54:40,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-14 11:54:40,196 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-14 11:54:40,439 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-14 11:54:40,439 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-14 11:54:40,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:54:40 BoogieIcfgContainer [2021-10-14 11:54:40,441 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-14 11:54:40,442 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-14 11:54:40,442 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-14 11:54:40,445 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-14 11:54:40,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:54:39" (1/3) ... [2021-10-14 11:54:40,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@391a422 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:54:40, skipping insertion in model container [2021-10-14 11:54:40,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:40" (2/3) ... [2021-10-14 11:54:40,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@391a422 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:54:40, skipping insertion in model container [2021-10-14 11:54:40,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:54:40" (3/3) ... [2021-10-14 11:54:40,448 INFO L111 eAbstractionObserver]: Analyzing ICFG 04-mutex_12-ptr_nr.i [2021-10-14 11:54:40,451 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-14 11:54:40,451 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-14 11:54:40,451 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-14 11:54:40,451 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-14 11:54:40,469 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,469 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,469 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,469 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,470 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,470 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,470 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,470 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,470 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,470 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,470 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,470 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,470 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,471 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,471 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,471 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,471 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,471 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,471 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,471 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,471 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,471 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,471 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,472 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,472 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,472 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,472 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,472 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,472 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,472 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,472 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,472 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,472 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,472 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,473 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,473 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,473 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,473 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,473 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,473 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,473 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,473 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,473 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,473 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,473 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,474 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,474 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,474 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,474 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,474 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,474 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,474 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,474 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,474 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,474 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,474 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,475 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,475 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,475 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,475 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,475 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,475 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,475 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,475 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,475 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,475 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,475 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,475 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,476 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,476 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,476 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,476 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,476 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,476 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,476 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,476 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,477 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,477 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,477 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,477 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,478 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,478 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,478 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,478 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,478 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,478 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,479 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,479 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,479 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,479 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,479 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,479 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,479 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,479 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,479 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,479 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,480 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,480 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,481 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,482 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,482 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,482 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,485 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,485 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,485 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,485 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,485 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,485 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,485 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,486 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,486 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,486 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:40,499 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-10-14 11:54:40,528 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-14 11:54:40,532 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 [2021-10-14 11:54:40,532 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-10-14 11:54:40,539 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 92 places, 88 transitions, 184 flow [2021-10-14 11:54:40,573 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 675 states, 672 states have (on average 1.8883928571428572) internal successors, (1269), 674 states have internal predecessors, (1269), 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) [2021-10-14 11:54:40,576 INFO L276 IsEmpty]: Start isEmpty. Operand has 675 states, 672 states have (on average 1.8883928571428572) internal successors, (1269), 674 states have internal predecessors, (1269), 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) [2021-10-14 11:54:40,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-14 11:54:40,583 INFO L504 BasicCegarLoop]: Found error trace [2021-10-14 11:54:40,596 INFO L512 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] [2021-10-14 11:54:40,596 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr0ASSERT_VIOLATIONDATA_RACE] === [2021-10-14 11:54:40,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-14 11:54:40,604 INFO L82 PathProgramCache]: Analyzing trace with hash 497203158, now seen corresponding path program 1 times [2021-10-14 11:54:40,612 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-14 11:54:40,612 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301599547] [2021-10-14 11:54:40,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-14 11:54:40,613 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-14 11:54:40,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-14 11:54:40,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-14 11:54:40,933 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-14 11:54:40,933 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301599547] [2021-10-14 11:54:40,934 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301599547] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-14 11:54:40,934 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-14 11:54:40,934 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-14 11:54:40,935 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655737857] [2021-10-14 11:54:40,940 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-14 11:54:40,940 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-14 11:54:40,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-14 11:54:40,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-14 11:54:40,952 INFO L87 Difference]: Start difference. First operand has 675 states, 672 states have (on average 1.8883928571428572) internal successors, (1269), 674 states have internal predecessors, (1269), 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 6 states, 5 states have (on average 8.8) internal successors, (44), 6 states have internal predecessors, (44), 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) [2021-10-14 11:54:41,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-14 11:54:41,206 INFO L93 Difference]: Finished difference Result 789 states and 1479 transitions. [2021-10-14 11:54:41,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-14 11:54:41,208 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 6 states have internal predecessors, (44), 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 44 [2021-10-14 11:54:41,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-14 11:54:41,225 INFO L225 Difference]: With dead ends: 789 [2021-10-14 11:54:41,225 INFO L226 Difference]: Without dead ends: 772 [2021-10-14 11:54:41,226 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 39.3ms TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-14 11:54:41,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 772 states. [2021-10-14 11:54:41,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 772 to 739. [2021-10-14 11:54:41,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 739 states, 736 states have (on average 1.8845108695652173) internal successors, (1387), 738 states have internal predecessors, (1387), 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) [2021-10-14 11:54:41,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 739 states and 1387 transitions. [2021-10-14 11:54:41,300 INFO L78 Accepts]: Start accepts. Automaton has 739 states and 1387 transitions. Word has length 44 [2021-10-14 11:54:41,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-14 11:54:41,300 INFO L470 AbstractCegarLoop]: Abstraction has 739 states and 1387 transitions. [2021-10-14 11:54:41,300 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 6 states have internal predecessors, (44), 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) [2021-10-14 11:54:41,300 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1387 transitions. [2021-10-14 11:54:41,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-14 11:54:41,302 INFO L504 BasicCegarLoop]: Found error trace [2021-10-14 11:54:41,302 INFO L512 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] [2021-10-14 11:54:41,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-14 11:54:41,302 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr0ASSERT_VIOLATIONDATA_RACE] === [2021-10-14 11:54:41,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-14 11:54:41,303 INFO L82 PathProgramCache]: Analyzing trace with hash 758350311, now seen corresponding path program 1 times [2021-10-14 11:54:41,303 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-14 11:54:41,303 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815384943] [2021-10-14 11:54:41,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-14 11:54:41,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-14 11:54:41,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-14 11:54:41,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-14 11:54:41,387 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-14 11:54:41,387 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815384943] [2021-10-14 11:54:41,388 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [815384943] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-14 11:54:41,388 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-14 11:54:41,388 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-14 11:54:41,388 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096115789] [2021-10-14 11:54:41,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-14 11:54:41,389 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-14 11:54:41,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-14 11:54:41,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-14 11:54:41,390 INFO L87 Difference]: Start difference. First operand 739 states and 1387 transitions. Second operand has 6 states, 5 states have (on average 8.8) internal successors, (44), 6 states have internal predecessors, (44), 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) [2021-10-14 11:54:41,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-14 11:54:41,510 INFO L93 Difference]: Finished difference Result 845 states and 1582 transitions. [2021-10-14 11:54:41,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-14 11:54:41,511 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 6 states have internal predecessors, (44), 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 44 [2021-10-14 11:54:41,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-14 11:54:41,514 INFO L225 Difference]: With dead ends: 845 [2021-10-14 11:54:41,515 INFO L226 Difference]: Without dead ends: 726 [2021-10-14 11:54:41,515 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.9ms TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-14 11:54:41,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 726 states. [2021-10-14 11:54:41,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 726 to 684. [2021-10-14 11:54:41,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 684 states, 681 states have (on average 1.8604992657856094) internal successors, (1267), 683 states have internal predecessors, (1267), 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) [2021-10-14 11:54:41,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 684 states and 1267 transitions. [2021-10-14 11:54:41,529 INFO L78 Accepts]: Start accepts. Automaton has 684 states and 1267 transitions. Word has length 44 [2021-10-14 11:54:41,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-14 11:54:41,529 INFO L470 AbstractCegarLoop]: Abstraction has 684 states and 1267 transitions. [2021-10-14 11:54:41,529 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 6 states have internal predecessors, (44), 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) [2021-10-14 11:54:41,530 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1267 transitions. [2021-10-14 11:54:41,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-14 11:54:41,531 INFO L504 BasicCegarLoop]: Found error trace [2021-10-14 11:54:41,531 INFO L512 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] [2021-10-14 11:54:41,532 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-14 11:54:41,532 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr0ASSERT_VIOLATIONDATA_RACE] === [2021-10-14 11:54:41,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-14 11:54:41,532 INFO L82 PathProgramCache]: Analyzing trace with hash 1609522294, now seen corresponding path program 1 times [2021-10-14 11:54:41,532 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-14 11:54:41,533 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887885931] [2021-10-14 11:54:41,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-14 11:54:41,533 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-14 11:54:41,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-14 11:54:41,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-14 11:54:41,581 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-14 11:54:41,581 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887885931] [2021-10-14 11:54:41,581 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887885931] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-14 11:54:41,581 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-14 11:54:41,581 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-14 11:54:41,581 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103623681] [2021-10-14 11:54:41,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-14 11:54:41,582 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-14 11:54:41,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-14 11:54:41,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-14 11:54:41,582 INFO L87 Difference]: Start difference. First operand 684 states and 1267 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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) [2021-10-14 11:54:41,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-14 11:54:41,594 INFO L93 Difference]: Finished difference Result 254 states and 418 transitions. [2021-10-14 11:54:41,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-14 11:54:41,595 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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 51 [2021-10-14 11:54:41,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-14 11:54:41,597 INFO L225 Difference]: With dead ends: 254 [2021-10-14 11:54:41,597 INFO L226 Difference]: Without dead ends: 212 [2021-10-14 11:54:41,597 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-14 11:54:41,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2021-10-14 11:54:41,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2021-10-14 11:54:41,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 211 states have (on average 1.6492890995260663) internal successors, (348), 211 states have internal predecessors, (348), 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) [2021-10-14 11:54:41,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 348 transitions. [2021-10-14 11:54:41,601 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 348 transitions. Word has length 51 [2021-10-14 11:54:41,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-14 11:54:41,601 INFO L470 AbstractCegarLoop]: Abstraction has 212 states and 348 transitions. [2021-10-14 11:54:41,602 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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) [2021-10-14 11:54:41,602 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 348 transitions. [2021-10-14 11:54:41,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-10-14 11:54:41,603 INFO L504 BasicCegarLoop]: Found error trace [2021-10-14 11:54:41,603 INFO L512 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] [2021-10-14 11:54:41,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-14 11:54:41,603 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr0ASSERT_VIOLATIONDATA_RACE] === [2021-10-14 11:54:41,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-14 11:54:41,604 INFO L82 PathProgramCache]: Analyzing trace with hash 1179940, now seen corresponding path program 1 times [2021-10-14 11:54:41,604 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-14 11:54:41,604 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321537226] [2021-10-14 11:54:41,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-14 11:54:41,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-14 11:54:41,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-14 11:54:41,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-14 11:54:41,823 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-14 11:54:41,826 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321537226] [2021-10-14 11:54:41,826 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321537226] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-14 11:54:41,826 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-14 11:54:41,826 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-14 11:54:41,827 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946091539] [2021-10-14 11:54:41,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-14 11:54:41,827 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-14 11:54:41,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-14 11:54:41,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-10-14 11:54:41,830 INFO L87 Difference]: Start difference. First operand 212 states and 348 transitions. Second operand has 10 states, 9 states have (on average 7.555555555555555) internal successors, (68), 10 states have internal predecessors, (68), 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) [2021-10-14 11:54:42,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-14 11:54:42,030 INFO L93 Difference]: Finished difference Result 208 states and 341 transitions. [2021-10-14 11:54:42,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-14 11:54:42,030 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 7.555555555555555) internal successors, (68), 10 states have internal predecessors, (68), 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 68 [2021-10-14 11:54:42,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-14 11:54:42,032 INFO L225 Difference]: With dead ends: 208 [2021-10-14 11:54:42,032 INFO L226 Difference]: Without dead ends: 0 [2021-10-14 11:54:42,033 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 115.3ms TimeCoverageRelationStatistics Valid=81, Invalid=159, Unknown=0, NotChecked=0, Total=240 [2021-10-14 11:54:42,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-14 11:54:42,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-14 11:54:42,033 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) [2021-10-14 11:54:42,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-14 11:54:42,033 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2021-10-14 11:54:42,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-14 11:54:42,033 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-14 11:54:42,033 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 7.555555555555555) internal successors, (68), 10 states have internal predecessors, (68), 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) [2021-10-14 11:54:42,034 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-14 11:54:42,034 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-14 11:54:42,036 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE [2021-10-14 11:54:42,036 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-14 11:54:42,036 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE [2021-10-14 11:54:42,036 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE [2021-10-14 11:54:42,036 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-14 11:54:42,041 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-14 11:54:42,041 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-14 11:54:42,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 11:54:42 BasicIcfg [2021-10-14 11:54:42,043 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-14 11:54:42,045 INFO L168 Benchmark]: Toolchain (without parser) took 2422.74 ms. Allocated memory was 175.1 MB in the beginning and 233.8 MB in the end (delta: 58.7 MB). Free memory was 123.3 MB in the beginning and 182.6 MB in the end (delta: -59.3 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-10-14 11:54:42,045 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 175.1 MB. Free memory is still 141.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-14 11:54:42,045 INFO L168 Benchmark]: CACSL2BoogieTranslator took 435.83 ms. Allocated memory is still 175.1 MB. Free memory was 123.1 MB in the beginning and 133.3 MB in the end (delta: -10.1 MB). Peak memory consumption was 11.7 MB. Max. memory is 8.0 GB. [2021-10-14 11:54:42,046 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.34 ms. Allocated memory is still 175.1 MB. Free memory was 133.3 MB in the beginning and 131.0 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-14 11:54:42,048 INFO L168 Benchmark]: Boogie Preprocessor took 29.54 ms. Allocated memory is still 175.1 MB. Free memory was 131.0 MB in the beginning and 129.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-14 11:54:42,048 INFO L168 Benchmark]: RCFGBuilder took 297.50 ms. Allocated memory is still 175.1 MB. Free memory was 129.1 MB in the beginning and 116.3 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-10-14 11:54:42,050 INFO L168 Benchmark]: TraceAbstraction took 1601.87 ms. Allocated memory was 175.1 MB in the beginning and 233.8 MB in the end (delta: 58.7 MB). Free memory was 115.8 MB in the beginning and 182.6 MB in the end (delta: -66.8 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-10-14 11:54:42,054 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 175.1 MB. Free memory is still 141.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 435.83 ms. Allocated memory is still 175.1 MB. Free memory was 123.1 MB in the beginning and 133.3 MB in the end (delta: -10.1 MB). Peak memory consumption was 11.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 51.34 ms. Allocated memory is still 175.1 MB. Free memory was 133.3 MB in the beginning and 131.0 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 29.54 ms. Allocated memory is still 175.1 MB. Free memory was 131.0 MB in the beginning and 129.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 297.50 ms. Allocated memory is still 175.1 MB. Free memory was 129.1 MB in the beginning and 116.3 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1601.87 ms. Allocated memory was 175.1 MB in the beginning and 233.8 MB in the end (delta: 58.7 MB). Free memory was 115.8 MB in the beginning and 182.6 MB in the end (delta: -66.8 MB). There was no memory consumed. 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: 924]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 916]: 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, 115 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1513.1ms, OverallIterations: 4, TraceHistogramMax: 1, EmptinessCheckTime: 13.9ms, AutomataDifference: 631.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 41.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 391 SDtfs, 271 SDslu, 409 SDs, 0 SdLazy, 553 SolverSat, 54 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 333.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 29 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 180.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=739occurred in iteration=1, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 82.1ms AutomataMinimizationTime, 4 MinimizatonAttempts, 75 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 13.8ms SsaConstructionTime, 88.9ms SatisfiabilityAnalysisTime, 495.1ms InterpolantComputationTime, 207 NumberOfCodeBlocks, 207 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 203 ConstructedInterpolants, 0 QuantifiedInterpolants, 856 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-14 11:54:42,081 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...