/usr/bin/java -Xmx16000000000 -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-POR-NewStatesSleepPersistentFixedOrder-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/06-symbeq_11-equ_nr.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-ba0fd47f62a02cd5486659f03d300faf678a2e90-ba0fd47 [2021-11-13 23:41:02,195 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2021-11-13 23:41:02,300 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-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-11-13 23:41:02,321 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:41:02,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:41:02,321 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 23:41:02,321 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 23:41:02,322 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:41:02,322 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 23:41:02,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:41:02,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:41:02,323 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 23:41:02,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:41:02,323 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:41:02,323 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:41:02,323 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:41:02,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:41:02,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:41:02,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:41:02,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:41:02,324 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:41:02,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:41:02,324 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:41:02,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:41:02,324 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:41:02,325 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 23:41:02,325 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-13 23:41:02,325 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 23:41:02,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 23:41:02,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:41:02,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:41:02,325 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:41:02,325 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 23:41:02,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:41:02,326 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 23:41:02,326 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 23:41:02,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:41:02,326 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 23:41:02,326 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 23:41:02,326 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2021-11-13 23:41:02,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:41:02,535 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:41:02,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:41:02,537 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:41:02,538 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:41:02,539 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/06-symbeq_11-equ_nr.i [2021-11-13 23:41:02,600 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df797d8f7/a9c8cc0901a94c5aa02c43dee971cf82/FLAG3a6738385 [2021-11-13 23:41:03,000 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:41:03,000 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/06-symbeq_11-equ_nr.i [2021-11-13 23:41:03,027 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df797d8f7/a9c8cc0901a94c5aa02c43dee971cf82/FLAG3a6738385 [2021-11-13 23:41:03,335 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df797d8f7/a9c8cc0901a94c5aa02c43dee971cf82 [2021-11-13 23:41:03,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:41:03,338 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-13 23:41:03,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:41:03,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:41:03,344 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:41:03,344 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:41:03" (1/1) ... [2021-11-13 23:41:03,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ccc9ef3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:41:03, skipping insertion in model container [2021-11-13 23:41:03,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:41:03" (1/1) ... [2021-11-13 23:41:03,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:41:03,405 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:41:03,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:41:03,744 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:41:03,786 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:41:03,832 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:41:03,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:41:03 WrapperNode [2021-11-13 23:41:03,832 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:41:03,833 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:41:03,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:41:03,833 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:41:03,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:41:03" (1/1) ... [2021-11-13 23:41:03,852 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:41:03" (1/1) ... [2021-11-13 23:41:03,870 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:41:03,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:41:03,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:41:03,871 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:41:03,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:41:03" (1/1) ... [2021-11-13 23:41:03,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:41:03" (1/1) ... [2021-11-13 23:41:03,881 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:41:03" (1/1) ... [2021-11-13 23:41:03,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:41:03" (1/1) ... [2021-11-13 23:41:03,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:41:03" (1/1) ... [2021-11-13 23:41:03,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:41:03" (1/1) ... [2021-11-13 23:41:03,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:41:03" (1/1) ... [2021-11-13 23:41:03,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:41:03,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:41:03,894 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:41:03,894 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:41:03,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:41:03" (1/1) ... [2021-11-13 23:41:03,900 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 23:41:03,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-13 23:41:03,920 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) [2021-11-13 23:41:03,946 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 [2021-11-13 23:41:03,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:41:03,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:41:03,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 23:41:03,960 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-13 23:41:03,961 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-11-13 23:41:03,961 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-11-13 23:41:03,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:41:03,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:41:03,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:41:03,962 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 23:41:04,247 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:41:04,247 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 23:41:04,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:41:04 BoogieIcfgContainer [2021-11-13 23:41:04,250 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:41:04,251 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 23:41:04,251 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 23:41:04,254 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 23:41:04,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 11:41:03" (1/3) ... [2021-11-13 23:41:04,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fc323fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:41:04, skipping insertion in model container [2021-11-13 23:41:04,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:41:03" (2/3) ... [2021-11-13 23:41:04,256 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fc323fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:41:04, skipping insertion in model container [2021-11-13 23:41:04,256 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:41:04" (3/3) ... [2021-11-13 23:41:04,257 INFO L111 eAbstractionObserver]: Analyzing ICFG 06-symbeq_11-equ_nr.i [2021-11-13 23:41:04,261 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 23:41:04,261 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 23:41:04,261 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 23:41:04,261 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 23:41:04,289 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,289 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,289 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,289 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,289 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,290 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,290 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,290 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,290 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,290 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,290 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,291 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,292 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,292 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,292 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,293 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,293 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,293 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,293 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,294 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,294 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,294 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,294 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,294 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,295 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,295 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,295 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,295 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,296 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,296 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,296 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,296 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,298 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,299 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,299 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,299 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,299 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,299 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 23:41:04,302 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 23:41:04,341 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 23:41:04,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-13 23:41:04,342 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 23:41:04,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 23:41:04,368 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2021-11-13 23:41:04,373 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, 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 [2021-11-13 23:41:04,373 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 23:41:04,517 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE] === [2021-11-13 23:41:04,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:41:04,521 INFO L85 PathProgramCache]: Analyzing trace with hash 336785543, now seen corresponding path program 1 times [2021-11-13 23:41:04,528 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 23:41:04,529 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476160440] [2021-11-13 23:41:04,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 23:41:04,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:04,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:04,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:41:04,811 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 23:41:04,811 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476160440] [2021-11-13 23:41:04,812 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476160440] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 23:41:04,812 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 23:41:04,812 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 23:41:04,813 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849130468] [2021-11-13 23:41:04,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 23:41:04,817 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 23:41:04,817 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 23:41:04,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 23:41:04,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-13 23:41:04,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 23:41:04,836 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 23:41:04,837 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) [2021-11-13 23:41:04,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 23:41:04,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 23:41:04,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 23:41:04,970 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE] === [2021-11-13 23:41:04,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:41:04,970 INFO L85 PathProgramCache]: Analyzing trace with hash -938782916, now seen corresponding path program 1 times [2021-11-13 23:41:04,970 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 23:41:04,971 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428586736] [2021-11-13 23:41:04,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 23:41:04,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:05,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:05,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:41:05,314 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 23:41:05,315 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428586736] [2021-11-13 23:41:05,315 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428586736] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 23:41:05,315 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 23:41:05,315 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 23:41:05,316 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331648062] [2021-11-13 23:41:05,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 23:41:05,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 23:41:05,319 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 23:41:05,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 23:41:05,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-13 23:41:05,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 23:41:05,321 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 23:41:05,322 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 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) [2021-11-13 23:41:05,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 23:41:05,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 23:41:05,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 23:41:05,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 23:41:05,572 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 23:41:05,573 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE] === [2021-11-13 23:41:05,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:41:05,573 INFO L85 PathProgramCache]: Analyzing trace with hash 1583096042, now seen corresponding path program 1 times [2021-11-13 23:41:05,574 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 23:41:05,574 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502605401] [2021-11-13 23:41:05,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 23:41:05,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:05,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:05,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:41:05,849 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 23:41:05,850 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502605401] [2021-11-13 23:41:05,851 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502605401] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 23:41:05,851 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 23:41:05,851 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-13 23:41:05,851 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040373988] [2021-11-13 23:41:05,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 23:41:05,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 23:41:05,852 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 23:41:05,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 23:41:05,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-11-13 23:41:05,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 23:41:05,853 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 23:41:05,854 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 6.3) internal successors, (63), 11 states have internal predecessors, (63), 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) [2021-11-13 23:41:05,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 23:41:05,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 23:41:05,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 23:41:06,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 23:41:06,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 23:41:06,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 23:41:06,375 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2021-11-13 23:41:06,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 23:41:06,387 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-11-13 23:41:06,388 INFO L308 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was SAFE (1/2) [2021-11-13 23:41:06,393 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 23:41:06,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-13 23:41:06,395 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 23:41:06,689 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 23:41:06,690 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, 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 [2021-11-13 23:41:06,690 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-13 23:41:06,693 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-11-13 23:41:06,740 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-13 23:41:06,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:41:06,740 INFO L85 PathProgramCache]: Analyzing trace with hash 343829704, now seen corresponding path program 1 times [2021-11-13 23:41:06,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 23:41:06,741 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118774128] [2021-11-13 23:41:06,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 23:41:06,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:06,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:06,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:41:06,831 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 23:41:06,832 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118774128] [2021-11-13 23:41:06,832 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118774128] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 23:41:06,832 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 23:41:06,832 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 23:41:06,832 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986905241] [2021-11-13 23:41:06,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 23:41:06,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 23:41:06,833 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 23:41:06,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 23:41:06,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-13 23:41:06,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 23:41:06,833 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 23:41:06,834 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.4) internal successors, (57), 6 states have internal predecessors, (57), 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) [2021-11-13 23:41:06,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 23:41:06,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 23:41:06,872 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 23:41:06,872 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-13 23:41:06,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:41:06,873 INFO L85 PathProgramCache]: Analyzing trace with hash -1814868443, now seen corresponding path program 1 times [2021-11-13 23:41:06,873 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 23:41:06,873 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421466372] [2021-11-13 23:41:06,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 23:41:06,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:06,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:07,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:41:07,045 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 23:41:07,046 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421466372] [2021-11-13 23:41:07,046 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421466372] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 23:41:07,046 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 23:41:07,046 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 23:41:07,046 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959121932] [2021-11-13 23:41:07,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 23:41:07,047 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 23:41:07,047 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 23:41:07,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 23:41:07,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-13 23:41:07,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 23:41:07,048 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 23:41:07,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 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) [2021-11-13 23:41:07,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 23:41:07,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 23:41:07,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 23:41:07,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 23:41:07,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 23:41:07,229 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-13 23:41:07,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:41:07,229 INFO L85 PathProgramCache]: Analyzing trace with hash 707010515, now seen corresponding path program 1 times [2021-11-13 23:41:07,229 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 23:41:07,230 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735143013] [2021-11-13 23:41:07,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 23:41:07,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:07,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:07,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:41:07,408 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 23:41:07,408 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735143013] [2021-11-13 23:41:07,408 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735143013] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 23:41:07,408 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 23:41:07,408 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-13 23:41:07,408 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796966963] [2021-11-13 23:41:07,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 23:41:07,409 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 23:41:07,409 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 23:41:07,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 23:41:07,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-11-13 23:41:07,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 23:41:07,412 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 23:41:07,412 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 6.3) internal successors, (63), 11 states have internal predecessors, (63), 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) [2021-11-13 23:41:07,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 23:41:07,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 23:41:07,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 23:41:07,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 23:41:07,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 23:41:07,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 23:41:07,775 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (1 of 2 remaining) [2021-11-13 23:41:07,776 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 2 remaining) [2021-11-13 23:41:07,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-13 23:41:07,778 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-11-13 23:41:07,783 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE (2/2) [2021-11-13 23:41:07,783 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 23:41:07,784 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 23:41:07,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 11:41:07 BasicIcfg [2021-11-13 23:41:07,787 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-13 23:41:07,789 INFO L158 Benchmark]: Toolchain (without parser) took 4449.52ms. Allocated memory was 375.4MB in the beginning and 450.9MB in the end (delta: 75.5MB). Free memory was 319.0MB in the beginning and 373.3MB in the end (delta: -54.3MB). Peak memory consumption was 24.3MB. Max. memory is 16.0GB. [2021-11-13 23:41:07,789 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 375.4MB. Free memory is still 338.1MB. There was no memory consumed. Max. memory is 16.0GB. [2021-11-13 23:41:07,789 INFO L158 Benchmark]: CACSL2BoogieTranslator took 491.45ms. Allocated memory was 375.4MB in the beginning and 450.9MB in the end (delta: 75.5MB). Free memory was 318.8MB in the beginning and 408.1MB in the end (delta: -89.2MB). Peak memory consumption was 6.9MB. Max. memory is 16.0GB. [2021-11-13 23:41:07,789 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.69ms. Allocated memory is still 450.9MB. Free memory was 407.0MB in the beginning and 404.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-13 23:41:07,790 INFO L158 Benchmark]: Boogie Preprocessor took 22.44ms. Allocated memory is still 450.9MB. Free memory was 404.9MB in the beginning and 403.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-13 23:41:07,790 INFO L158 Benchmark]: RCFGBuilder took 356.53ms. Allocated memory is still 450.9MB. Free memory was 403.9MB in the beginning and 389.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.0GB. [2021-11-13 23:41:07,790 INFO L158 Benchmark]: TraceAbstraction took 3535.50ms. Allocated memory is still 450.9MB. Free memory was 388.1MB in the beginning and 373.3MB in the end (delta: 14.8MB). Peak memory consumption was 18.0MB. Max. memory is 16.0GB. [2021-11-13 23:41:07,791 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 375.4MB. Free memory is still 338.1MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 491.45ms. Allocated memory was 375.4MB in the beginning and 450.9MB in the end (delta: 75.5MB). Free memory was 318.8MB in the beginning and 408.1MB in the end (delta: -89.2MB). Peak memory consumption was 6.9MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 36.69ms. Allocated memory is still 450.9MB. Free memory was 407.0MB in the beginning and 404.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 22.44ms. Allocated memory is still 450.9MB. Free memory was 404.9MB in the beginning and 403.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 356.53ms. Allocated memory is still 450.9MB. Free memory was 403.9MB in the beginning and 389.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.0GB. * TraceAbstraction took 3535.50ms. Allocated memory is still 450.9MB. Free memory was 388.1MB in the beginning and 373.3MB in the end (delta: 14.8MB). Peak memory consumption was 18.0MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 745, positive: 665, positive conditional: 335, positive unconditional: 330, negative: 80, negative conditional: 27, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 732, positive: 665, positive conditional: 335, positive unconditional: 330, negative: 67, negative conditional: 14, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 732, positive: 665, positive conditional: 335, positive unconditional: 330, negative: 67, negative conditional: 14, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 749, positive: 665, positive conditional: 319, positive unconditional: 346, negative: 84, negative conditional: 17, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 749, positive: 665, positive conditional: 306, positive unconditional: 359, negative: 84, negative conditional: 17, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 749, positive: 665, positive conditional: 306, positive unconditional: 359, negative: 84, negative conditional: 17, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 426, positive: 364, positive conditional: 34, positive unconditional: 330, negative: 62, negative conditional: 8, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 426, positive: 328, positive conditional: 0, positive unconditional: 328, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 98, positive: 36, positive conditional: 34, positive unconditional: 2, negative: 62, negative conditional: 8, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 297, positive: 143, positive conditional: 96, positive unconditional: 47, negative: 154, negative conditional: 29, negative unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 749, positive: 301, positive conditional: 272, positive unconditional: 29, negative: 22, negative conditional: 9, negative unconditional: 13, unknown: 426, unknown conditional: 42, unknown unconditional: 384] , Statistics on independence cache: Total cache size (in pairs): 426, Positive cache size: 364, Positive conditional cache size: 34, Positive unconditional cache size: 330, Negative cache size: 62, Negative conditional cache size: 8, Negative unconditional cache size: 54, Eliminated conditions: 13, Maximal queried relation: 2, Independence queries for same thread: 13 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 215.93ms, Number of persistent set computation: 145, Number of trivial persistent sets: 127, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 383, positive: 330, positive conditional: 0, positive unconditional: 330, negative: 53, negative conditional: 0, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 745, positive: 665, positive conditional: 335, positive unconditional: 330, negative: 80, negative conditional: 27, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 732, positive: 665, positive conditional: 335, positive unconditional: 330, negative: 67, negative conditional: 14, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 732, positive: 665, positive conditional: 335, positive unconditional: 330, negative: 67, negative conditional: 14, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 749, positive: 665, positive conditional: 319, positive unconditional: 346, negative: 84, negative conditional: 17, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 749, positive: 665, positive conditional: 306, positive unconditional: 359, negative: 84, negative conditional: 17, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 749, positive: 665, positive conditional: 306, positive unconditional: 359, negative: 84, negative conditional: 17, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 426, positive: 364, positive conditional: 34, positive unconditional: 330, negative: 62, negative conditional: 8, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 426, positive: 328, positive conditional: 0, positive unconditional: 328, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 98, positive: 36, positive conditional: 34, positive unconditional: 2, negative: 62, negative conditional: 8, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 297, positive: 143, positive conditional: 96, positive unconditional: 47, negative: 154, negative conditional: 29, negative unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 749, positive: 301, positive conditional: 272, positive unconditional: 29, negative: 22, negative conditional: 9, negative unconditional: 13, unknown: 426, unknown conditional: 42, unknown unconditional: 384] , Statistics on independence cache: Total cache size (in pairs): 426, Positive cache size: 364, Positive conditional cache size: 34, Positive unconditional cache size: 330, Negative cache size: 62, Negative conditional cache size: 8, Negative unconditional cache size: 54, Eliminated conditions: 13, Maximal queried relation: 2, Independence queries for same thread: 13 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 689, positive: 609, positive conditional: 300, positive unconditional: 309, negative: 80, negative conditional: 27, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 676, positive: 609, positive conditional: 300, positive unconditional: 309, negative: 67, negative conditional: 14, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 676, positive: 609, positive conditional: 300, positive unconditional: 309, negative: 67, negative conditional: 14, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 693, positive: 609, positive conditional: 281, positive unconditional: 328, negative: 84, negative conditional: 17, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 693, positive: 609, positive conditional: 242, positive unconditional: 367, negative: 84, negative conditional: 17, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 693, positive: 609, positive conditional: 242, positive unconditional: 367, negative: 84, negative conditional: 17, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 405, positive: 343, positive conditional: 34, positive unconditional: 309, negative: 62, negative conditional: 8, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 405, positive: 307, positive conditional: 0, positive unconditional: 307, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 98, positive: 36, positive conditional: 34, positive unconditional: 2, negative: 62, negative conditional: 8, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 174, positive: 76, positive conditional: 51, positive unconditional: 25, negative: 98, negative conditional: 15, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 693, positive: 266, positive conditional: 208, positive unconditional: 58, negative: 22, negative conditional: 9, negative unconditional: 13, unknown: 405, unknown conditional: 42, unknown unconditional: 363] , Statistics on independence cache: Total cache size (in pairs): 405, Positive cache size: 343, Positive conditional cache size: 34, Positive unconditional cache size: 309, Negative cache size: 62, Negative conditional cache size: 8, Negative unconditional cache size: 54, Eliminated conditions: 39, Maximal queried relation: 2, Independence queries for same thread: 13 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 123.83ms, Number of persistent set computation: 139, Number of trivial persistent sets: 120, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 362, positive: 309, positive conditional: 0, positive unconditional: 309, negative: 53, negative conditional: 0, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 689, positive: 609, positive conditional: 300, positive unconditional: 309, negative: 80, negative conditional: 27, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 676, positive: 609, positive conditional: 300, positive unconditional: 309, negative: 67, negative conditional: 14, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 676, positive: 609, positive conditional: 300, positive unconditional: 309, negative: 67, negative conditional: 14, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 693, positive: 609, positive conditional: 281, positive unconditional: 328, negative: 84, negative conditional: 17, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 693, positive: 609, positive conditional: 242, positive unconditional: 367, negative: 84, negative conditional: 17, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 693, positive: 609, positive conditional: 242, positive unconditional: 367, negative: 84, negative conditional: 17, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 405, positive: 343, positive conditional: 34, positive unconditional: 309, negative: 62, negative conditional: 8, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 405, positive: 307, positive conditional: 0, positive unconditional: 307, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 98, positive: 36, positive conditional: 34, positive unconditional: 2, negative: 62, negative conditional: 8, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 174, positive: 76, positive conditional: 51, positive unconditional: 25, negative: 98, negative conditional: 15, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 693, positive: 266, positive conditional: 208, positive unconditional: 58, negative: 22, negative conditional: 9, negative unconditional: 13, unknown: 405, unknown conditional: 42, unknown unconditional: 363] , Statistics on independence cache: Total cache size (in pairs): 405, Positive cache size: 343, Positive conditional cache size: 34, Positive unconditional cache size: 309, Negative cache size: 62, Negative conditional cache size: 8, Negative unconditional cache size: 54, Eliminated conditions: 39, Maximal queried relation: 2, Independence queries for same thread: 13 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 996]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1019]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t_funThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 104 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 182 NumberOfCodeBlocks, 182 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 179 ConstructedInterpolants, 0 QuantifiedInterpolants, 1263 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 104 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.6s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 183 NumberOfCodeBlocks, 183 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 180 ConstructedInterpolants, 0 QuantifiedInterpolants, 1178 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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! [2021-11-13 23:41:07,839 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2021-11-13 23:41:08,043 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 23:41:08,243 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...