/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-Delay.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe027_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 04:47:29,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 04:47:29,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 04:47:29,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 04:47:29,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 04:47:29,963 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 04:47:29,967 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 04:47:29,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 04:47:29,979 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 04:47:29,983 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 04:47:29,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 04:47:29,988 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 04:47:29,988 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 04:47:29,990 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 04:47:29,996 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 04:47:29,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 04:47:29,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 04:47:30,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 04:47:30,002 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 04:47:30,004 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 04:47:30,006 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 04:47:30,008 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 04:47:30,009 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 04:47:30,010 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 04:47:30,014 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-18 04:47:30,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-18 04:47:30,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-18 04:47:30,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-18 04:47:30,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-18 04:47:30,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-18 04:47:30,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-18 04:47:30,024 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-18 04:47:30,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-18 04:47:30,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 04:47:30,026 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 04:47:30,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 04:47:30,029 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-Delay.epf [2020-12-18 04:47:30,057 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 04:47:30,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 04:47:30,059 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 04:47:30,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 04:47:30,059 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 04:47:30,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 04:47:30,060 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 04:47:30,060 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 04:47:30,060 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 04:47:30,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 04:47:30,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 04:47:30,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 04:47:30,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 04:47:30,061 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 04:47:30,062 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 04:47:30,062 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 04:47:30,062 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 04:47:30,062 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 04:47:30,063 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 04:47:30,063 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 04:47:30,063 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 04:47:30,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 04:47:30,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 04:47:30,064 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 04:47:30,064 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 04:47:30,064 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 04:47:30,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 04:47:30,065 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 04:47:30,065 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2020-12-18 04:47:30,065 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2020-12-18 04:47:30,065 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 04:47:30,065 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 04:47:30,066 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-18 04:47:30,066 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=DELAY_SET 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 04:47:30,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 04:47:30,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 04:47:30,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 04:47:30,530 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 04:47:30,531 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 04:47:30,532 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe027_tso.oepc.i [2020-12-18 04:47:30,627 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6afa6951a/70c14987da4b4c9da10d3dcf8e561e96/FLAG534e05beb [2020-12-18 04:47:31,456 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 04:47:31,457 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_tso.oepc.i [2020-12-18 04:47:31,482 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6afa6951a/70c14987da4b4c9da10d3dcf8e561e96/FLAG534e05beb [2020-12-18 04:47:31,737 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6afa6951a/70c14987da4b4c9da10d3dcf8e561e96 [2020-12-18 04:47:31,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 04:47:31,742 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 04:47:31,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 04:47:31,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 04:47:31,750 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 04:47:31,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:47:31" (1/1) ... [2020-12-18 04:47:31,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e6dfd70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:31, skipping insertion in model container [2020-12-18 04:47:31,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:47:31" (1/1) ... [2020-12-18 04:47:31,764 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 04:47:31,839 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 04:47:32,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 04:47:32,291 INFO L203 MainTranslator]: Completed pre-run [2020-12-18 04:47:32,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 04:47:32,492 INFO L208 MainTranslator]: Completed translation [2020-12-18 04:47:32,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:32 WrapperNode [2020-12-18 04:47:32,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 04:47:32,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-18 04:47:32,498 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-18 04:47:32,498 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-18 04:47:32,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:32" (1/1) ... [2020-12-18 04:47:32,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:32" (1/1) ... [2020-12-18 04:47:32,583 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-18 04:47:32,584 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-18 04:47:32,584 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-18 04:47:32,584 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-18 04:47:32,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:32" (1/1) ... [2020-12-18 04:47:32,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:32" (1/1) ... [2020-12-18 04:47:32,597 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:32" (1/1) ... [2020-12-18 04:47:32,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:32" (1/1) ... [2020-12-18 04:47:32,605 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:32" (1/1) ... [2020-12-18 04:47:32,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:32" (1/1) ... [2020-12-18 04:47:32,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:32" (1/1) ... [2020-12-18 04:47:32,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-18 04:47:32,615 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-18 04:47:32,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-18 04:47:32,616 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-18 04:47:32,617 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:32" (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 04:47:32,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-18 04:47:32,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-18 04:47:32,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-18 04:47:32,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-18 04:47:32,699 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-18 04:47:32,700 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-18 04:47:32,700 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-18 04:47:32,701 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-18 04:47:32,701 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-18 04:47:32,701 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-18 04:47:32,701 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2020-12-18 04:47:32,701 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2020-12-18 04:47:32,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-18 04:47:32,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-18 04:47:32,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-18 04:47:32,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-18 04:47:32,704 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 04:47:33,307 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-18 04:47:33,307 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-18 04:47:33,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 04:47:33 BoogieIcfgContainer [2020-12-18 04:47:33,313 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-18 04:47:33,317 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-18 04:47:33,317 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-18 04:47:33,321 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-18 04:47:33,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 04:47:31" (1/3) ... [2020-12-18 04:47:33,323 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@420b627f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 04:47:33, skipping insertion in model container [2020-12-18 04:47:33,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:32" (2/3) ... [2020-12-18 04:47:33,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@420b627f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 04:47:33, skipping insertion in model container [2020-12-18 04:47:33,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 04:47:33" (3/3) ... [2020-12-18 04:47:33,326 INFO L111 eAbstractionObserver]: Analyzing ICFG safe027_tso.oepc.i [2020-12-18 04:47:33,347 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-18 04:47:33,347 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-18 04:47:33,352 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-18 04:47:33,353 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-18 04:47:33,398 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,399 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,399 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,399 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,399 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,399 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,400 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,400 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,406 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,406 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,406 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,407 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,407 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,407 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,408 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,408 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,408 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,408 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,408 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,410 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,410 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,411 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,411 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,413 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,413 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,413 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,413 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,414 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,414 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,415 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,415 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,416 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,416 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,416 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,416 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,417 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,417 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,417 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,417 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,417 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,417 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,418 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,418 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,418 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,418 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,419 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,419 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,422 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,423 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,423 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,423 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,430 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,430 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,431 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,431 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,437 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,437 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,441 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,441 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,441 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,442 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:33,447 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-12-18 04:47:33,463 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-12-18 04:47:33,505 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 04:47:33,505 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 04:47:33,505 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 04:47:33,505 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 04:47:33,506 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 04:47:33,507 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 04:47:33,507 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 04:47:33,507 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 04:47:46,299 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 12762ms [2020-12-18 04:47:46,299 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 54313 states, but on-demand construction may add more states [2020-12-18 04:47:46,467 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 54313 states, 50656 states have (on average 1.49127447883765) internal successors, (75542), 54312 states have internal predecessors, (75542), 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: 69 and size of Sequence is : 70[2020-12-18 04:47:46,481 INFO L131 SleepSetCegar]: Size of mCounterexample is: 70 [2020-12-18 04:47:46,482 INFO L132 SleepSetCegar]: [106#[ULTIMATE.startENTRY]don't care, 108#[L-1]don't care, 110#[L-1-1]don't care, 112#[L17]don't care, 114#[L17-1]don't care, 116#[L17-2]don't care, 118#[L17-3]don't care, 120#[L17-4]don't care, 122#[L712]don't care, 124#[L714]don't care, 126#[L716]don't care, 128#[L718]don't care, 130#[L719]don't care, 132#[L720]don't care, 134#[L722]don't care, 136#[L724]don't care, 138#[L-1-2]don't care, 140#[L-1-3]don't care, 142#[L790]don't care, 144#[L790-1]don't care, 146#[L791]don't care, 148#[P0ENTRY, L791-1]don't care, 150#[P0ENTRY, L792]don't care, 154#[P0ENTRY, L792-1]don't care, 158#[P0ENTRY, L793]don't care, 162#[L793, L727]don't care, 166#[L793, L729]don't care, 170#[L793, L732]don't care, 174#[L793, L737]don't care, 180#[L793, P0FINAL]don't care, 184#[L793, P0EXIT]don't care, 186#[P0EXIT, P1ENTRY, L793-1]don't care, 188#[P0EXIT, L793-1, L742]don't care, 192#[P0EXIT, L793-1, L744]don't care, 198#[P0EXIT, L793-1, L749]don't care, 202#[P0EXIT, L793-1, P1FINAL]don't care, 204#[P0EXIT, L793-1, P1EXIT]don't care, 208#[P0EXIT, L794, P1EXIT]don't care, 210#[P0EXIT, P1EXIT, L794-1]don't care, 212#[P0EXIT, L795, P1EXIT]don't care, 214#[P2ENTRY, P0EXIT, P1EXIT, L795-1]don't care, 218#[P2ENTRY, P0EXIT, L796, P1EXIT]don't care, 222#[P2ENTRY, P0EXIT, L796-1, P1EXIT]don't care, 226#[P2ENTRY, L797, P0EXIT, P1EXIT]don't care, 230#[L797, P0EXIT, L754, P1EXIT]don't care, 234#[L797, P0EXIT, P1EXIT, L756]don't care, 238#[L797, P0EXIT, L759, P1EXIT]don't care, 242#[L797, P0EXIT, L764, P1EXIT]don't care, 246#[P2FINAL, L797, P0EXIT, P1EXIT]don't care, 250#[L797, P0EXIT, P2EXIT, P1EXIT]don't care, 252#[P3ENTRY, L797-1, P0EXIT, P2EXIT, P1EXIT]don't care, 254#[L769, L797-1, P0EXIT, P2EXIT, P1EXIT]don't care, 260#[L797-1, P0EXIT, L771, P2EXIT, P1EXIT]don't care, 262#[L797-1, P0EXIT, L776, P2EXIT, P1EXIT]don't care, 268#[L797-1, P0EXIT, P3FINAL, P2EXIT, P1EXIT]don't care, 272#[P3EXIT, L797-1, P0EXIT, P2EXIT, P1EXIT]don't care, 274#[P3EXIT, P0EXIT, L798, P2EXIT, P1EXIT]don't care, 276#[P3EXIT, P0EXIT, P2EXIT, L800, P1EXIT]don't care, 278#[P3EXIT, L801, P0EXIT, P2EXIT, P1EXIT]don't care, 280#[P3EXIT, P0EXIT, P2EXIT, L2, P1EXIT]don't care, 282#[P3EXIT, P0EXIT, L3, P2EXIT, P1EXIT]don't care, 286#[P3EXIT, L2-1, P0EXIT, P2EXIT, P1EXIT]don't care, 288#[P3EXIT, P0EXIT, P2EXIT, L806, P1EXIT]don't care, 290#[P3EXIT, P0EXIT, L807, P2EXIT, P1EXIT]don't care, 292#[P3EXIT, P0EXIT, P2EXIT, L18, P1EXIT]don't care, 294#[P3EXIT, P0EXIT, L18-1, P2EXIT, P1EXIT]don't care, 298#[P3EXIT, P0EXIT, L18-2, P2EXIT, P1EXIT]don't care, 300#[P3EXIT, P0EXIT, L17-5, P2EXIT, P1EXIT]don't care, 302#[L17-7, P3EXIT, P0EXIT, P2EXIT, P1EXIT]don't care, 308#[P3EXIT, P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]don't care] [2020-12-18 04:47:46,483 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 04:47:46,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 04:47:46,490 INFO L82 PathProgramCache]: Analyzing trace with hash -181758616, now seen corresponding path program 1 times [2020-12-18 04:47:46,501 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 04:47:46,502 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890245311] [2020-12-18 04:47:46,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 04:47:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 04:47:47,054 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 04:47:47,055 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890245311] [2020-12-18 04:47:47,056 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 04:47:47,056 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-18 04:47:47,057 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906553571] [2020-12-18 04:47:47,060 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-18 04:47:47,061 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 04:47:47,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-18 04:47:47,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-18 04:47:47,079 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 04:47:47,081 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 7 states have internal predecessors, (69), 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 04:47:47,221 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-18 04:47:47,222 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@32a383b3 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.SleepSetDelayReduction.lambda$0(SleepSetDelayReduction.java:171) 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.SleepSetDelayReduction.search(SleepSetDelayReduction.java:172) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetDelayReduction.(SleepSetDelayReduction.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.SleepSetCegar.isAbstractionEmpty(SleepSetCegar.java:120) 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 04:47:47,228 INFO L168 Benchmark]: Toolchain (without parser) took 15484.03 ms. Allocated memory was 302.0 MB in the beginning and 903.9 MB in the end (delta: 601.9 MB). Free memory was 277.5 MB in the beginning and 690.0 MB in the end (delta: -412.5 MB). Peak memory consumption was 190.6 MB. Max. memory is 16.0 GB. [2020-12-18 04:47:47,228 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 302.0 MB. Free memory is still 272.1 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 04:47:47,229 INFO L168 Benchmark]: CACSL2BoogieTranslator took 749.65 ms. Allocated memory is still 302.0 MB. Free memory was 277.2 MB in the beginning and 246.1 MB in the end (delta: 31.2 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. [2020-12-18 04:47:47,230 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.01 ms. Allocated memory is still 302.0 MB. Free memory was 245.8 MB in the beginning and 284.6 MB in the end (delta: -38.7 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.0 GB. [2020-12-18 04:47:47,231 INFO L168 Benchmark]: Boogie Preprocessor took 30.68 ms. Allocated memory is still 302.0 MB. Free memory was 284.6 MB in the beginning and 282.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 04:47:47,232 INFO L168 Benchmark]: RCFGBuilder took 697.53 ms. Allocated memory is still 302.0 MB. Free memory was 282.4 MB in the beginning and 258.2 MB in the end (delta: 24.1 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. [2020-12-18 04:47:47,234 INFO L168 Benchmark]: TraceAbstraction took 13907.82 ms. Allocated memory was 302.0 MB in the beginning and 903.9 MB in the end (delta: 601.9 MB). Free memory was 257.2 MB in the beginning and 690.0 MB in the end (delta: -432.8 MB). Peak memory consumption was 169.1 MB. Max. memory is 16.0 GB. [2020-12-18 04:47:47,239 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 302.0 MB. Free memory is still 272.1 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 749.65 ms. Allocated memory is still 302.0 MB. Free memory was 277.2 MB in the beginning and 246.1 MB in the end (delta: 31.2 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 86.01 ms. Allocated memory is still 302.0 MB. Free memory was 245.8 MB in the beginning and 284.6 MB in the end (delta: -38.7 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 30.68 ms. Allocated memory is still 302.0 MB. Free memory was 284.6 MB in the beginning and 282.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 697.53 ms. Allocated memory is still 302.0 MB. Free memory was 282.4 MB in the beginning and 258.2 MB in the end (delta: 24.1 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 13907.82 ms. Allocated memory was 302.0 MB in the beginning and 903.9 MB in the end (delta: 601.9 MB). Free memory was 257.2 MB in the beginning and 690.0 MB in the end (delta: -432.8 MB). Peak memory consumption was 169.1 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@32a383b3 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@32a383b3: 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...