/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-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_46-escape_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 09:02:10,300 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 09:02:10,302 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 09:02:10,327 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-17 09:02:10,355 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 09:02:10,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 09:02:10,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 09:02:10,374 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-Lockstep.epf [2021-06-17 09:02:10,409 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 09:02:10,409 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 09:02:10,409 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 09:02:10,409 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 09:02:10,410 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 09:02:10,410 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 09:02:10,411 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 09:02:10,411 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 09:02:10,411 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 09:02:10,411 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 09:02:10,411 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 09:02:10,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 09:02:10,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 09:02:10,412 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 09:02:10,412 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 09:02:10,412 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 09:02:10,412 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 09:02:10,412 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 09:02:10,412 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 09:02:10,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 09:02:10,413 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 09:02:10,413 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 09:02:10,413 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 09:02:10,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 09:02:10,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 09:02:10,413 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 09:02:10,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 09:02:10,414 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 09:02:10,414 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-17 09:02:10,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 09:02:10,414 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 09:02:10,414 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 09:02:10,414 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 09:02:10,415 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 09:02:10,415 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 09:02:10,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 09:02:10,760 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 09:02:10,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 09:02:10,763 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 09:02:10,764 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 09:02:10,765 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_46-escape_racefree.i [2021-06-17 09:02:10,816 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dc18a843/a21f06a21af748c6b66d9b5fc8cb412b/FLAG7954310dd [2021-06-17 09:02:11,397 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 09:02:11,398 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_46-escape_racefree.i [2021-06-17 09:02:11,414 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dc18a843/a21f06a21af748c6b66d9b5fc8cb412b/FLAG7954310dd [2021-06-17 09:02:11,831 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dc18a843/a21f06a21af748c6b66d9b5fc8cb412b [2021-06-17 09:02:11,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 09:02:11,836 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 09:02:11,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 09:02:11,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 09:02:11,843 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 09:02:11,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 09:02:11" (1/1) ... [2021-06-17 09:02:11,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d6dacbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 09:02:11, skipping insertion in model container [2021-06-17 09:02:11,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 09:02:11" (1/1) ... [2021-06-17 09:02:11,854 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 09:02:11,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 09:02:12,253 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_46-escape_racefree.i[29913,29926] [2021-06-17 09:02:12,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 09:02:12,293 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 09:02:12,337 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_46-escape_racefree.i[29913,29926] [2021-06-17 09:02:12,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 09:02:12,426 INFO L208 MainTranslator]: Completed translation [2021-06-17 09:02:12,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 09:02:12 WrapperNode [2021-06-17 09:02:12,427 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 09:02:12,428 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 09:02:12,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 09:02:12,428 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 09:02:12,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 09:02:12" (1/1) ... [2021-06-17 09:02:12,464 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 09:02:12" (1/1) ... [2021-06-17 09:02:12,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 09:02:12,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 09:02:12,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 09:02:12,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 09:02:12,499 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 09:02:12" (1/1) ... [2021-06-17 09:02:12,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 09:02:12" (1/1) ... [2021-06-17 09:02:12,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 09:02:12" (1/1) ... [2021-06-17 09:02:12,507 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 09:02:12" (1/1) ... [2021-06-17 09:02:12,522 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 09:02:12" (1/1) ... [2021-06-17 09:02:12,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 09:02:12" (1/1) ... [2021-06-17 09:02:12,527 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 09:02:12" (1/1) ... [2021-06-17 09:02:12,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 09:02:12,530 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 09:02:12,531 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 09:02:12,531 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 09:02:12,531 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 09:02:12" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 09:02:12,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-17 09:02:12,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 09:02:12,616 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-06-17 09:02:12,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 09:02:12,616 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-06-17 09:02:12,617 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-06-17 09:02:12,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 09:02:12,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 09:02:12,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 09:02:12,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 09:02:12,619 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 09:02:12,957 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 09:02:12,958 INFO L299 CfgBuilder]: Removed 14 assume(true) statements. [2021-06-17 09:02:12,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 09:02:12 BoogieIcfgContainer [2021-06-17 09:02:12,959 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 09:02:12,961 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 09:02:12,961 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 09:02:12,963 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 09:02:12,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 09:02:11" (1/3) ... [2021-06-17 09:02:12,964 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@706b5c19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 09:02:12, skipping insertion in model container [2021-06-17 09:02:12,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 09:02:12" (2/3) ... [2021-06-17 09:02:12,965 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@706b5c19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 09:02:12, skipping insertion in model container [2021-06-17 09:02:12,965 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 09:02:12" (3/3) ... [2021-06-17 09:02:12,966 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_46-escape_racefree.i [2021-06-17 09:02:12,971 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 09:02:12,971 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 09:02:12,971 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 09:02:12,972 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 09:02:13,008 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,008 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,009 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,009 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,009 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,009 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,009 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,009 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,010 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,010 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,010 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,010 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,010 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,010 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,010 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,010 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,011 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,011 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,011 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,011 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,011 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,012 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,012 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,012 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,012 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,012 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,013 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,013 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,013 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,013 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,013 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,013 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,013 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,014 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,014 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,014 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,014 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,014 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,014 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,014 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,015 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,015 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,015 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,015 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,015 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,015 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,015 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,015 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,016 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,016 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,016 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,016 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,016 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,016 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,016 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,016 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,017 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,017 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,017 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,017 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,017 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,017 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,017 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,017 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,018 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,018 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,018 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,018 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,018 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,018 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,019 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,019 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,025 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,025 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,026 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,026 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,026 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,026 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,026 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,026 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,027 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,027 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,027 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,027 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,027 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 09:02:13,048 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-06-17 09:02:13,068 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-17 09:02:13,124 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 09:02:13,124 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 09:02:13,127 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 09:02:13,127 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 09:02:13,127 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 09:02:13,128 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 09:02:13,128 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 09:02:13,129 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 09:02:13,367 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 09:02:13,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 09:02:13,376 INFO L82 PathProgramCache]: Analyzing trace with hash 922679755, now seen corresponding path program 1 times [2021-06-17 09:02:13,383 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 09:02:13,383 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189546209] [2021-06-17 09:02:13,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 09:02:13,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:02:13,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 09:02:13,646 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 09:02:13,647 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189546209] [2021-06-17 09:02:13,648 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189546209] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 09:02:13,648 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 09:02:13,649 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-17 09:02:13,649 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537675146] [2021-06-17 09:02:13,654 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-17 09:02:13,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 09:02:13,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-17 09:02:13,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-17 09:02:13,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:02:13,667 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 09:02:13,669 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2021-06-17 09:02:13,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:02:13,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 09:02:13,822 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 09:02:13,822 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 09:02:13,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 09:02:13,825 INFO L82 PathProgramCache]: Analyzing trace with hash -1703649568, now seen corresponding path program 1 times [2021-06-17 09:02:13,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 09:02:13,826 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148454554] [2021-06-17 09:02:13,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 09:02:13,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:02:13,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 09:02:13,885 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 09:02:13,886 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148454554] [2021-06-17 09:02:13,886 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148454554] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 09:02:13,886 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 09:02:13,886 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-17 09:02:13,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086207810] [2021-06-17 09:02:13,887 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-17 09:02:13,888 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 09:02:13,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-17 09:02:13,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-17 09:02:13,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:02:13,889 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 09:02:13,889 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 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) [2021-06-17 09:02:13,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 09:02:13,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:02:14,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 09:02:14,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 09:02:14,015 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 09:02:14,015 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 09:02:14,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 09:02:14,023 INFO L82 PathProgramCache]: Analyzing trace with hash -429983249, now seen corresponding path program 1 times [2021-06-17 09:02:14,023 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 09:02:14,024 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141760661] [2021-06-17 09:02:14,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 09:02:14,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:02:14,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 09:02:14,223 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 09:02:14,223 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141760661] [2021-06-17 09:02:14,223 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2141760661] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 09:02:14,224 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 09:02:14,224 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 09:02:14,225 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295985724] [2021-06-17 09:02:14,225 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 09:02:14,225 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 09:02:14,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 09:02:14,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-17 09:02:14,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:02:14,226 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 09:02:14,227 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 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) [2021-06-17 09:02:14,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 09:02:14,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 09:02:14,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:02:14,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 09:02:14,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 09:02:14,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-17 09:02:14,366 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 09:02:14,366 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 09:02:14,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 09:02:14,366 INFO L82 PathProgramCache]: Analyzing trace with hash -1500394545, now seen corresponding path program 2 times [2021-06-17 09:02:14,367 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 09:02:14,367 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196145842] [2021-06-17 09:02:14,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 09:02:14,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:02:14,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 09:02:14,706 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 09:02:14,709 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196145842] [2021-06-17 09:02:14,710 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196145842] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 09:02:14,710 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 09:02:14,710 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-06-17 09:02:14,710 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953109218] [2021-06-17 09:02:14,711 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-17 09:02:14,712 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 09:02:14,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-17 09:02:14,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=236, Unknown=0, NotChecked=0, Total=272 [2021-06-17 09:02:14,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:02:14,714 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 09:02:14,714 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 4.470588235294118) internal successors, (76), 17 states have internal predecessors, (76), 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) [2021-06-17 09:02:14,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 09:02:14,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 09:02:14,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-17 09:02:14,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:02:16,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 09:02:16,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 09:02:16,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 09:02:16,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-17 09:02:16,380 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 09:02:16,388 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 09:02:16,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 09:02:16 BasicIcfg [2021-06-17 09:02:16,390 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 09:02:16,390 INFO L168 Benchmark]: Toolchain (without parser) took 4554.48 ms. Allocated memory was 183.5 MB in the beginning and 247.5 MB in the end (delta: 64.0 MB). Free memory was 145.9 MB in the beginning and 214.1 MB in the end (delta: -68.2 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 09:02:16,391 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 183.5 MB. Free memory is still 164.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 09:02:16,391 INFO L168 Benchmark]: CACSL2BoogieTranslator took 588.81 ms. Allocated memory is still 183.5 MB. Free memory was 145.7 MB in the beginning and 145.6 MB in the end (delta: 116.6 kB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-06-17 09:02:16,391 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.33 ms. Allocated memory is still 183.5 MB. Free memory was 145.6 MB in the beginning and 143.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 09:02:16,392 INFO L168 Benchmark]: Boogie Preprocessor took 38.51 ms. Allocated memory is still 183.5 MB. Free memory was 143.5 MB in the beginning and 141.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 09:02:16,392 INFO L168 Benchmark]: RCFGBuilder took 428.98 ms. Allocated memory is still 183.5 MB. Free memory was 141.9 MB in the beginning and 115.1 MB in the end (delta: 26.8 MB). Peak memory consumption was 27.3 MB. Max. memory is 8.0 GB. [2021-06-17 09:02:16,392 INFO L168 Benchmark]: TraceAbstraction took 3429.09 ms. Allocated memory was 183.5 MB in the beginning and 247.5 MB in the end (delta: 64.0 MB). Free memory was 114.6 MB in the beginning and 214.1 MB in the end (delta: -99.4 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 09:02:16,394 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 183.5 MB. Free memory is still 164.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 588.81 ms. Allocated memory is still 183.5 MB. Free memory was 145.7 MB in the beginning and 145.6 MB in the end (delta: 116.6 kB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 62.33 ms. Allocated memory is still 183.5 MB. Free memory was 145.6 MB in the beginning and 143.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 38.51 ms. Allocated memory is still 183.5 MB. Free memory was 143.5 MB in the beginning and 141.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 428.98 ms. Allocated memory is still 183.5 MB. Free memory was 141.9 MB in the beginning and 115.1 MB in the end (delta: 26.8 MB). Peak memory consumption was 27.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3429.09 ms. Allocated memory was 183.5 MB in the beginning and 247.5 MB in the end (delta: 64.0 MB). Free memory was 114.6 MB in the beginning and 214.1 MB in the end (delta: -99.4 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3082, positive: 2920, positive conditional: 371, positive unconditional: 2549, negative: 162, negative conditional: 95, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2993, positive: 2920, positive conditional: 371, positive unconditional: 2549, negative: 73, negative conditional: 6, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2993, positive: 2913, positive conditional: 0, positive unconditional: 2913, negative: 80, negative conditional: 0, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 932, positive: 913, positive conditional: 0, positive unconditional: 913, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 932, positive: 902, positive conditional: 0, positive unconditional: 902, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 16, positive conditional: 5, positive unconditional: 11, negative: 28, negative conditional: 9, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 214, positive: 115, positive conditional: 13, positive unconditional: 102, negative: 99, negative conditional: 28, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2993, positive: 2000, positive conditional: 0, positive unconditional: 2000, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 932, unknown conditional: 0, unknown unconditional: 932] , Statistics on independence cache: Total cache size (in pairs): 946, Positive cache size: 918, Positive conditional cache size: 5, Positive unconditional cache size: 913, Negative cache size: 28, Negative conditional cache size: 9, Negative unconditional cache size: 19, SemanticConditionEliminator.Independence Queries: [ total: 207, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 200, negative conditional: 16, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 207, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 200, negative conditional: 16, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 16, positive conditional: 5, positive unconditional: 11, negative: 28, negative conditional: 9, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 214, positive: 115, positive conditional: 13, positive unconditional: 102, negative: 99, negative conditional: 28, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 207, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 191, negative conditional: 7, negative unconditional: 184, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 946, Positive cache size: 918, Positive conditional cache size: 5, Positive unconditional cache size: 913, Negative cache size: 28, Negative conditional cache size: 9, Negative unconditional cache size: 19, Eliminated conditions: 16, SemanticConditionEliminator.Independence Queries: [ total: 207, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 200, negative conditional: 16, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 207, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 200, negative conditional: 16, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 16, positive conditional: 5, positive unconditional: 11, negative: 28, negative conditional: 9, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 214, positive: 115, positive conditional: 13, positive unconditional: 102, negative: 99, negative conditional: 28, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 207, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 191, negative conditional: 7, negative unconditional: 184, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 946, Positive cache size: 918, Positive conditional cache size: 5, Positive unconditional cache size: 913, Negative cache size: 28, Negative conditional cache size: 9, Negative unconditional cache size: 19, Eliminated conditions: 16, SemanticConditionEliminator.Independence Queries: [ total: 207, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 200, negative conditional: 16, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 207, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 200, negative conditional: 16, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 16, positive conditional: 5, positive unconditional: 11, negative: 28, negative conditional: 9, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 214, positive: 115, positive conditional: 13, positive unconditional: 102, negative: 99, negative conditional: 28, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 207, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 191, negative conditional: 7, negative unconditional: 184, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 946, Positive cache size: 918, Positive conditional cache size: 5, Positive unconditional cache size: 913, Negative cache size: 28, Negative conditional cache size: 9, Negative unconditional cache size: 19, Eliminated conditions: 16, SemanticConditionEliminator.Independence Queries: [ total: 207, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 200, negative conditional: 16, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 207, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 200, negative conditional: 16, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 16, positive conditional: 5, positive unconditional: 11, negative: 28, negative conditional: 9, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 214, positive: 115, positive conditional: 13, positive unconditional: 102, negative: 99, negative conditional: 28, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 207, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 191, negative conditional: 7, negative unconditional: 184, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 946, Positive cache size: 918, Positive conditional cache size: 5, Positive unconditional cache size: 913, Negative cache size: 28, Negative conditional cache size: 9, Negative unconditional cache size: 19, Eliminated conditions: 16 ], Maximal queried relation: 4, Independence queries for same thread: 89 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 329, Number of persistent set computation: 1232, Number of trivial persistent sets: 1227, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3082, positive: 2920, positive conditional: 371, positive unconditional: 2549, negative: 162, negative conditional: 95, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2993, positive: 2920, positive conditional: 371, positive unconditional: 2549, negative: 73, negative conditional: 6, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2993, positive: 2913, positive conditional: 0, positive unconditional: 2913, negative: 80, negative conditional: 0, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 932, positive: 913, positive conditional: 0, positive unconditional: 913, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 932, positive: 902, positive conditional: 0, positive unconditional: 902, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 16, positive conditional: 5, positive unconditional: 11, negative: 28, negative conditional: 9, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 214, positive: 115, positive conditional: 13, positive unconditional: 102, negative: 99, negative conditional: 28, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2993, positive: 2000, positive conditional: 0, positive unconditional: 2000, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 932, unknown conditional: 0, unknown unconditional: 932] , Statistics on independence cache: Total cache size (in pairs): 946, Positive cache size: 918, Positive conditional cache size: 5, Positive unconditional cache size: 913, Negative cache size: 28, Negative conditional cache size: 9, Negative unconditional cache size: 19, SemanticConditionEliminator.Independence Queries: [ total: 207, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 200, negative conditional: 16, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 207, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 200, negative conditional: 16, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 16, positive conditional: 5, positive unconditional: 11, negative: 28, negative conditional: 9, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 214, positive: 115, positive conditional: 13, positive unconditional: 102, negative: 99, negative conditional: 28, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 207, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 191, negative conditional: 7, negative unconditional: 184, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 946, Positive cache size: 918, Positive conditional cache size: 5, Positive unconditional cache size: 913, Negative cache size: 28, Negative conditional cache size: 9, Negative unconditional cache size: 19, Eliminated conditions: 16, SemanticConditionEliminator.Independence Queries: [ total: 207, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 200, negative conditional: 16, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 207, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 200, negative conditional: 16, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 16, positive conditional: 5, positive unconditional: 11, negative: 28, negative conditional: 9, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 214, positive: 115, positive conditional: 13, positive unconditional: 102, negative: 99, negative conditional: 28, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 207, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 191, negative conditional: 7, negative unconditional: 184, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 946, Positive cache size: 918, Positive conditional cache size: 5, Positive unconditional cache size: 913, Negative cache size: 28, Negative conditional cache size: 9, Negative unconditional cache size: 19, Eliminated conditions: 16, SemanticConditionEliminator.Independence Queries: [ total: 207, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 200, negative conditional: 16, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 207, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 200, negative conditional: 16, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 16, positive conditional: 5, positive unconditional: 11, negative: 28, negative conditional: 9, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 214, positive: 115, positive conditional: 13, positive unconditional: 102, negative: 99, negative conditional: 28, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 207, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 191, negative conditional: 7, negative unconditional: 184, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 946, Positive cache size: 918, Positive conditional cache size: 5, Positive unconditional cache size: 913, Negative cache size: 28, Negative conditional cache size: 9, Negative unconditional cache size: 19, Eliminated conditions: 16, SemanticConditionEliminator.Independence Queries: [ total: 207, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 200, negative conditional: 16, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 207, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 200, negative conditional: 16, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 16, positive conditional: 5, positive unconditional: 11, negative: 28, negative conditional: 9, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 214, positive: 115, positive conditional: 13, positive unconditional: 102, negative: 99, negative conditional: 28, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 207, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 191, negative conditional: 7, negative unconditional: 184, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 946, Positive cache size: 918, Positive conditional cache size: 5, Positive unconditional cache size: 913, Negative cache size: 28, Negative conditional cache size: 9, Negative unconditional cache size: 19, Eliminated conditions: 16 ], Maximal queried relation: 4, Independence queries for same thread: 89 - PositiveResult [Line: 684]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 123 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3304.8ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 17.2ms, PartialOrderReductionTime: 2300.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 58, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 26.0ms SsaConstructionTime, 171.5ms SatisfiabilityAnalysisTime, 559.5ms InterpolantComputationTime, 282 NumberOfCodeBlocks, 282 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 278 ConstructedInterpolants, 0 QuantifiedInterpolants, 983 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 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...