/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-New_States.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe032_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 08:55:21,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 08:55:21,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 08:55:21,817 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 08:55:21,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 08:55:21,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 08:55:21,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 08:55:21,834 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 08:55:21,838 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 08:55:21,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 08:55:21,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 08:55:21,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 08:55:21,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 08:55:21,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 08:55:21,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 08:55:21,855 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 08:55:21,856 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 08:55:21,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 08:55:21,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 08:55:21,876 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 08:55:21,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 08:55:21,881 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 08:55:21,882 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 08:55:21,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 08:55:21,894 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-18 08:55:21,903 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-18 08:55:21,903 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-18 08:55:21,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-18 08:55:21,907 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-18 08:55:21,908 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-18 08:55:21,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-18 08:55:21,909 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-18 08:55:21,910 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-18 08:55:21,910 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 08:55:21,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 08:55:21,911 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 08:55:21,912 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-Sleep-NoLbe-New_States.epf [2020-12-18 08:55:21,967 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 08:55:21,967 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 08:55:21,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 08:55:21,973 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 08:55:21,973 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 08:55:21,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 08:55:21,973 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 08:55:21,974 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 08:55:21,974 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 08:55:21,974 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 08:55:21,975 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 08:55:21,976 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 08:55:21,976 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 08:55:21,976 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 08:55:21,976 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 08:55:21,976 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 08:55:21,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 08:55:21,977 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 08:55:21,977 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 08:55:21,977 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 08:55:21,978 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 08:55:21,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 08:55:21,978 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 08:55:21,979 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 08:55:21,979 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 08:55:21,979 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 08:55:21,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 08:55:21,979 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 08:55:21,980 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2020-12-18 08:55:21,980 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2020-12-18 08:55:21,980 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 08:55:21,980 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 08:55:21,980 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-18 08:55:21,981 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=NEW_STATES 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 08:55:22,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 08:55:22,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 08:55:22,419 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 08:55:22,421 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 08:55:22,422 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 08:55:22,423 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe032_tso.oepc.i [2020-12-18 08:55:22,498 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18273e648/6618ddce7c6e4ddf934c25acb9435566/FLAG43537fac5 [2020-12-18 08:55:23,175 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 08:55:23,175 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe032_tso.oepc.i [2020-12-18 08:55:23,198 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18273e648/6618ddce7c6e4ddf934c25acb9435566/FLAG43537fac5 [2020-12-18 08:55:23,425 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18273e648/6618ddce7c6e4ddf934c25acb9435566 [2020-12-18 08:55:23,429 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 08:55:23,431 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 08:55:23,434 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 08:55:23,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 08:55:23,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 08:55:23,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 08:55:23" (1/1) ... [2020-12-18 08:55:23,448 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@780bc737 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:23, skipping insertion in model container [2020-12-18 08:55:23,448 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 08:55:23" (1/1) ... [2020-12-18 08:55:23,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 08:55:23,535 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 08:55:24,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 08:55:24,111 INFO L203 MainTranslator]: Completed pre-run [2020-12-18 08:55:24,186 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 08:55:24,310 INFO L208 MainTranslator]: Completed translation [2020-12-18 08:55:24,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:24 WrapperNode [2020-12-18 08:55:24,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 08:55:24,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-18 08:55:24,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-18 08:55:24,317 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-18 08:55:24,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:24" (1/1) ... [2020-12-18 08:55:24,388 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:24" (1/1) ... [2020-12-18 08:55:24,438 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-18 08:55:24,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-18 08:55:24,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-18 08:55:24,440 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-18 08:55:24,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:24" (1/1) ... [2020-12-18 08:55:24,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:24" (1/1) ... [2020-12-18 08:55:24,463 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:24" (1/1) ... [2020-12-18 08:55:24,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:24" (1/1) ... [2020-12-18 08:55:24,481 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:24" (1/1) ... [2020-12-18 08:55:24,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:24" (1/1) ... [2020-12-18 08:55:24,488 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:24" (1/1) ... [2020-12-18 08:55:24,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-18 08:55:24,498 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-18 08:55:24,498 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-18 08:55:24,498 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-18 08:55:24,499 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:24" (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 [2020-12-18 08:55:24,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-18 08:55:24,579 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-18 08:55:24,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-18 08:55:24,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-18 08:55:24,579 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-18 08:55:24,580 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-18 08:55:24,580 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-18 08:55:24,580 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-18 08:55:24,580 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-18 08:55:24,580 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-18 08:55:24,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-18 08:55:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-18 08:55:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-18 08:55:24,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-18 08:55:24,583 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-18 08:55:25,077 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-18 08:55:25,077 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-18 08:55:25,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 08:55:25 BoogieIcfgContainer [2020-12-18 08:55:25,080 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-18 08:55:25,081 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-18 08:55:25,081 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-18 08:55:25,085 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-18 08:55:25,085 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 08:55:23" (1/3) ... [2020-12-18 08:55:25,086 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e18a5e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 08:55:25, skipping insertion in model container [2020-12-18 08:55:25,087 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:24" (2/3) ... [2020-12-18 08:55:25,087 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e18a5e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 08:55:25, skipping insertion in model container [2020-12-18 08:55:25,087 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 08:55:25" (3/3) ... [2020-12-18 08:55:25,089 INFO L111 eAbstractionObserver]: Analyzing ICFG safe032_tso.oepc.i [2020-12-18 08:55:25,105 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-18 08:55:25,105 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-18 08:55:25,109 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-18 08:55:25,110 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-18 08:55:25,144 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,145 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,145 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,145 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,146 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,146 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,146 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,146 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,147 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,147 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,147 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,147 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,148 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,149 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,149 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,149 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,151 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,151 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,151 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,152 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,152 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,152 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,152 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,153 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,153 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,153 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,153 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,156 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,157 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,157 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,157 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,164 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,164 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,164 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,165 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,168 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,168 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,168 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,169 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:25,171 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-12-18 08:55:25,185 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-12-18 08:55:25,210 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 08:55:25,210 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 08:55:25,210 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 08:55:25,210 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 08:55:25,211 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 08:55:25,211 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 08:55:25,211 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 08:55:25,211 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 08:55:27,496 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 2265ms [2020-12-18 08:55:27,496 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 9847 states, but on-demand construction may add more states [2020-12-18 08:55:27,545 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 9847 states, 9111 states have (on average 1.3974316759960488) internal successors, (12732), 9846 states have internal predecessors, (12732), 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) Size of Word is: 60 and size of Sequence is : 61[2020-12-18 08:55:27,593 INFO L131 SleepSetCegar]: Size of mCounterexample is: 61 [2020-12-18 08:55:27,594 INFO L132 SleepSetCegar]: [90#[ULTIMATE.startENTRY]don't care, 93#[L-1]don't care, 96#[L-1-1]don't care, 99#[L17]don't care, 102#[L17-1]don't care, 105#[L17-2]don't care, 108#[L17-3]don't care, 111#[L17-4]don't care, 114#[L711]don't care, 117#[L713]don't care, 120#[L714]don't care, 123#[L715]don't care, 126#[L717]don't care, 129#[L719]don't care, 132#[L-1-2]don't care, 135#[L-1-3]don't care, 138#[L780]don't care, 141#[L780-1]don't care, 144#[L781]don't care, 147#[L781-1, P0ENTRY]don't care, 152#[L782, P0ENTRY]don't care, 156#[L782, L722]don't care, 162#[L724, L782]don't care, 170#[L729, L782]don't care, 174#[L782, L734]don't care, 180#[L782, P0FINAL]don't care, 188#[P0EXIT, L782]don't care, 192#[P0EXIT, L782-1]don't care, 195#[P0EXIT, L783]don't care, 198#[P0EXIT, P1ENTRY, L783-1]don't care, 203#[P0EXIT, L783-1, L739]don't care, 207#[P0EXIT, L741, L783-1]don't care, 215#[P0EXIT, L746, L783-1]don't care, 219#[P0EXIT, L783-1, L751]don't care, 225#[P0EXIT, P1FINAL, L783-1]don't care, 233#[P0EXIT, L783-1, P1EXIT]don't care, 237#[P0EXIT, L784, P1EXIT]don't care, 240#[P0EXIT, L784-1, P1EXIT]don't care, 243#[P0EXIT, P1EXIT, L785]don't care, 246#[P0EXIT, P2ENTRY, P1EXIT, L785-1]don't care, 251#[P0EXIT, P2ENTRY, L786, P1EXIT]don't care, 255#[P0EXIT, L786, L756, P1EXIT]don't care, 261#[P0EXIT, L786, P1EXIT, L758]don't care, 269#[P0EXIT, L761, L786, P1EXIT]don't care, 273#[P0EXIT, L786, L766, P1EXIT]don't care, 279#[P0EXIT, L786, P1EXIT, P2FINAL]don't care, 285#[P0EXIT, P2EXIT, L786, P1EXIT]don't care, 291#[P0EXIT, P2EXIT, L788, P1EXIT]don't care, 294#[P0EXIT, P2EXIT, P1EXIT, L789]don't care, 297#[P0EXIT, P2EXIT, P1EXIT, L2]don't care, 300#[P0EXIT, P2EXIT, L3, P1EXIT]don't care, 305#[P0EXIT, P2EXIT, L3-1, P1EXIT]don't care, 303#[P0EXIT, P2EXIT, L2-1, P1EXIT]don't care, 310#[P0EXIT, P2EXIT, L794, P1EXIT]don't care, 313#[P0EXIT, P2EXIT, L795, P1EXIT]don't care, 316#[P0EXIT, P2EXIT, P1EXIT, L18]don't care, 319#[P0EXIT, P2EXIT, L18-1, P1EXIT]don't care, 324#[P0EXIT, P2EXIT, L18-2, P1EXIT]don't care, 328#[P0EXIT, P2EXIT, L17-5, P1EXIT]don't care, 333#[P0EXIT, P2EXIT, L17-7, P1EXIT]don't care, 365#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]don't care] [2020-12-18 08:55:27,595 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 08:55:27,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 08:55:27,603 INFO L82 PathProgramCache]: Analyzing trace with hash 40389865, now seen corresponding path program 1 times [2020-12-18 08:55:27,617 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 08:55:27,618 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670514890] [2020-12-18 08:55:27,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 08:55:27,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 08:55:28,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-18 08:55:28,079 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670514890] [2020-12-18 08:55:28,081 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 08:55:28,082 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-18 08:55:28,083 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081407591] [2020-12-18 08:55:28,087 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-18 08:55:28,088 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 08:55:28,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-18 08:55:28,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-18 08:55:28,111 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 08:55:28,112 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 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) Size of Word is: 59 and size of Sequence is : 60[2020-12-18 08:55:28,161 INFO L131 SleepSetCegar]: Size of mCounterexample is: 60 [2020-12-18 08:55:28,162 INFO L132 SleepSetCegar]: [53223#[ULTIMATE.startENTRY]true, 53225#[L-1]true, 53227#[L-1-1]true, 53229#[L17]true, 53231#[L17-1]true, 53233#[L17-2]true, 53235#[L17-3]true, 53237#[L17-4]true, 53239#[L711]true, 53241#[L713]true, 53243#[L714]true, 53245#[L715]true, 53247#[L717]true, 53249#[L719]true, 53251#[L-1-2]true, 53253#[L-1-3]true, 53255#[L780]true, 53257#[L780-1]true, 53259#[L781]true, 53261#[L781-1, P0ENTRY]true, 53263#[L782, P0ENTRY]true, 53267#[L782, L722]true, 53271#[L724, L782]true, 53275#[L729, L782]true, 53279#[L782, L734]true, 53283#[L782, P0FINAL]true, 53287#[P0EXIT, L782]true, 53291#[P0EXIT, L782-1]true, 53293#[P0EXIT, L783]true, 53295#[P0EXIT, P1ENTRY, L783-1]true, 53298#[P0EXIT, L783-1, L739]true, 53302#[P0EXIT, L741, L783-1]true, 53306#[P0EXIT, L746, L783-1]true, 53310#[P0EXIT, L783-1, L751]true, 53313#[P0EXIT, P1FINAL, L783-1]true, 53318#[P0EXIT, L783-1, P1EXIT]true, 53321#[P0EXIT, L784, P1EXIT]true, 53323#[P0EXIT, L784-1, P1EXIT]true, 53325#[P0EXIT, P1EXIT, L785]true, 53327#[P0EXIT, P2ENTRY, P1EXIT, L785-1]true, 53329#[P0EXIT, P2ENTRY, L786, P1EXIT]true, 53333#[P0EXIT, L786, L756, P1EXIT]true, 53337#[P0EXIT, L786, P1EXIT, L758]true, 53341#[P0EXIT, L761, L786, P1EXIT]true, 53345#[P0EXIT, L786, L766, P1EXIT]true, 53349#[P0EXIT, L786, P1EXIT, P2FINAL]true, 53353#[P0EXIT, P2EXIT, L786, P1EXIT]true, 53357#[P0EXIT, P2EXIT, L788, P1EXIT]true, 53359#[P0EXIT, P2EXIT, P1EXIT, L789]true, 53361#[P0EXIT, P2EXIT, P1EXIT, L2]true, 53363#[P0EXIT, P2EXIT, L3, P1EXIT]true, 53366#[P0EXIT, P2EXIT, L2-1, P1EXIT]true, 53432#[P0EXIT, P2EXIT, L794, P1EXIT]true, 53434#[P0EXIT, P2EXIT, L795, P1EXIT]true, 53436#[P0EXIT, P2EXIT, P1EXIT, L18]true, 53438#[P0EXIT, P2EXIT, L18-1, P1EXIT]true, 53440#[P0EXIT, P2EXIT, L18-2, P1EXIT]true, 53444#[P0EXIT, P2EXIT, L17-5, P1EXIT]true, 53446#[P0EXIT, P2EXIT, L17-7, P1EXIT]true, 53459#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]true] [2020-12-18 08:55:28,163 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-18 08:55:28,163 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 08:55:28,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 08:55:28,164 INFO L82 PathProgramCache]: Analyzing trace with hash 1193971109, now seen corresponding path program 1 times [2020-12-18 08:55:28,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 08:55:28,164 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036336045] [2020-12-18 08:55:28,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 08:55:28,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 08:55:28,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-18 08:55:28,433 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036336045] [2020-12-18 08:55:28,433 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 08:55:28,434 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-18 08:55:28,434 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99911587] [2020-12-18 08:55:28,435 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-18 08:55:28,436 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 08:55:28,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-18 08:55:28,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-18 08:55:28,437 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 08:55:28,438 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 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) [2020-12-18 08:55:28,470 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-18 08:55:28,471 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@121b8199 at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.checkImplication(TransFormulaUtils.java:1201) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.performInclusionCheck(SemanticIndependenceRelation.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.contains(SemanticIndependenceRelation.java:105) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.contains(SemanticIndependenceRelation.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.UnionIndependenceRelation.lambda$2(UnionIndependenceRelation.java:62) at java.base/java.util.stream.MatchOps$1MatchSink.accept(MatchOps.java:90) at java.base/java.util.Spliterators$ArraySpliterator.tryAdvance(Spliterators.java:958) at java.base/java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:127) at java.base/java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:502) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:488) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:230) at java.base/java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:196) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.anyMatch(ReferencePipeline.java:528) at de.uni_freiburg.informatik.ultimate.automata.partialorder.UnionIndependenceRelation.contains(UnionIndependenceRelation.java:62) at de.uni_freiburg.informatik.ultimate.automata.partialorder.CachedIndependenceRelation.contains(CachedIndependenceRelation.java:96) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.lambda$0(SleepSetNewStateReduction.java:129) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:176) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:913) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:578) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.search(SleepSetNewStateReduction.java:130) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.(SleepSetNewStateReduction.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.SleepSetCegar.isAbstractionEmpty(SleepSetCegar.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:378) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-18 08:55:28,476 INFO L168 Benchmark]: Toolchain (without parser) took 5043.89 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 277.5 MB in the beginning and 276.8 MB in the end (delta: 695.2 kB). Peak memory consumption was 63.7 MB. Max. memory is 16.0 GB. [2020-12-18 08:55:28,477 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 302.0 MB. Free memory is still 272.3 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 08:55:28,478 INFO L168 Benchmark]: CACSL2BoogieTranslator took 880.97 ms. Allocated memory is still 302.0 MB. Free memory was 277.5 MB in the beginning and 245.6 MB in the end (delta: 31.9 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. [2020-12-18 08:55:28,479 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.24 ms. Allocated memory is still 302.0 MB. Free memory was 245.6 MB in the beginning and 283.6 MB in the end (delta: -38.0 MB). Peak memory consumption was 4.5 MB. Max. memory is 16.0 GB. [2020-12-18 08:55:28,479 INFO L168 Benchmark]: Boogie Preprocessor took 57.71 ms. Allocated memory is still 302.0 MB. Free memory was 283.6 MB in the beginning and 282.6 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 08:55:28,480 INFO L168 Benchmark]: RCFGBuilder took 581.87 ms. Allocated memory is still 302.0 MB. Free memory was 282.6 MB in the beginning and 260.6 MB in the end (delta: 22.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. [2020-12-18 08:55:28,481 INFO L168 Benchmark]: TraceAbstraction took 3391.97 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 259.5 MB in the beginning and 276.8 MB in the end (delta: -17.3 MB). Peak memory consumption was 46.7 MB. Max. memory is 16.0 GB. [2020-12-18 08:55:28,490 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 302.0 MB. Free memory is still 272.3 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 880.97 ms. Allocated memory is still 302.0 MB. Free memory was 277.5 MB in the beginning and 245.6 MB in the end (delta: 31.9 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 122.24 ms. Allocated memory is still 302.0 MB. Free memory was 245.6 MB in the beginning and 283.6 MB in the end (delta: -38.0 MB). Peak memory consumption was 4.5 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 57.71 ms. Allocated memory is still 302.0 MB. Free memory was 283.6 MB in the beginning and 282.6 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 581.87 ms. Allocated memory is still 302.0 MB. Free memory was 282.6 MB in the beginning and 260.6 MB in the end (delta: 22.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 3391.97 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 259.5 MB in the beginning and 276.8 MB in the end (delta: -17.3 MB). Peak memory consumption was 46.7 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@121b8199 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@121b8199: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...