/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/safe030_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 08:54:40,875 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 08:54:40,879 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 08:54:40,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 08:54:40,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 08:54:40,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 08:54:40,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 08:54:40,950 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 08:54:40,953 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 08:54:40,958 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 08:54:40,959 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 08:54:40,960 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 08:54:40,961 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 08:54:40,963 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 08:54:40,965 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 08:54:40,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 08:54:40,967 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 08:54:40,972 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 08:54:40,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 08:54:40,979 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 08:54:40,984 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 08:54:40,990 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 08:54:40,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 08:54:40,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 08:54:41,001 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-18 08:54:41,009 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-18 08:54:41,010 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-18 08:54:41,011 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-18 08:54:41,012 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-18 08:54:41,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-18 08:54:41,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-18 08:54:41,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-18 08:54:41,015 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-18 08:54:41,015 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 08:54:41,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 08:54:41,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 08:54:41,018 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 08:54:41,071 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 08:54:41,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 08:54:41,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 08:54:41,077 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 08:54:41,077 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 08:54:41,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 08:54:41,077 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 08:54:41,078 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 08:54:41,078 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 08:54:41,078 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 08:54:41,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 08:54:41,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 08:54:41,080 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 08:54:41,080 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 08:54:41,080 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 08:54:41,081 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 08:54:41,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 08:54:41,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 08:54:41,081 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 08:54:41,082 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 08:54:41,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 08:54:41,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 08:54:41,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 08:54:41,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 08:54:41,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 08:54:41,083 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 08:54:41,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 08:54:41,084 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 08:54:41,084 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2020-12-18 08:54:41,084 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2020-12-18 08:54:41,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 08:54:41,085 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 08:54:41,085 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-18 08:54:41,085 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 08:54:41,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 08:54:41,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 08:54:41,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 08:54:41,532 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 08:54:41,533 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 08:54:41,534 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe030_tso.oepc.i [2020-12-18 08:54:41,621 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c33138d71/f634a703e39e4150b249f360786d7901/FLAGfbacf2d1a [2020-12-18 08:54:42,309 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 08:54:42,310 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe030_tso.oepc.i [2020-12-18 08:54:42,336 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c33138d71/f634a703e39e4150b249f360786d7901/FLAGfbacf2d1a [2020-12-18 08:54:42,605 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c33138d71/f634a703e39e4150b249f360786d7901 [2020-12-18 08:54:42,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 08:54:42,611 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 08:54:42,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 08:54:42,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 08:54:42,617 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 08:54:42,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 08:54:42" (1/1) ... [2020-12-18 08:54:42,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ec4c730 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:54:42, skipping insertion in model container [2020-12-18 08:54:42,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 08:54:42" (1/1) ... [2020-12-18 08:54:42,631 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 08:54:42,677 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 08:54:43,204 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 08:54:43,221 INFO L203 MainTranslator]: Completed pre-run [2020-12-18 08:54:43,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 08:54:43,445 INFO L208 MainTranslator]: Completed translation [2020-12-18 08:54:43,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:54:43 WrapperNode [2020-12-18 08:54:43,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 08:54:43,449 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-18 08:54:43,450 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-18 08:54:43,450 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-18 08:54:43,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:54:43" (1/1) ... [2020-12-18 08:54:43,497 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:54:43" (1/1) ... [2020-12-18 08:54:43,531 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-18 08:54:43,533 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-18 08:54:43,533 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-18 08:54:43,533 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-18 08:54:43,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:54:43" (1/1) ... [2020-12-18 08:54:43,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:54:43" (1/1) ... [2020-12-18 08:54:43,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:54:43" (1/1) ... [2020-12-18 08:54:43,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:54:43" (1/1) ... [2020-12-18 08:54:43,571 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:54:43" (1/1) ... [2020-12-18 08:54:43,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:54:43" (1/1) ... [2020-12-18 08:54:43,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:54:43" (1/1) ... [2020-12-18 08:54:43,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-18 08:54:43,603 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-18 08:54:43,604 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-18 08:54:43,604 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-18 08:54:43,605 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:54:43" (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 08:54:43,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-18 08:54:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-18 08:54:43,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-18 08:54:43,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-18 08:54:43,722 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-18 08:54:43,722 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-18 08:54:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-18 08:54:43,723 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-18 08:54:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-18 08:54:43,723 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-18 08:54:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-18 08:54:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-18 08:54:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-18 08:54:43,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-18 08:54:43,726 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 08:54:44,260 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-18 08:54:44,260 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-18 08:54:44,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 08:54:44 BoogieIcfgContainer [2020-12-18 08:54:44,262 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-18 08:54:44,264 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-18 08:54:44,264 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-18 08:54:44,268 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-18 08:54:44,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 08:54:42" (1/3) ... [2020-12-18 08:54:44,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1117ed44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 08:54:44, skipping insertion in model container [2020-12-18 08:54:44,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:54:43" (2/3) ... [2020-12-18 08:54:44,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1117ed44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 08:54:44, skipping insertion in model container [2020-12-18 08:54:44,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 08:54:44" (3/3) ... [2020-12-18 08:54:44,271 INFO L111 eAbstractionObserver]: Analyzing ICFG safe030_tso.oepc.i [2020-12-18 08:54:44,288 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-18 08:54:44,288 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-18 08:54:44,292 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-18 08:54:44,294 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-18 08:54:44,329 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,330 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,330 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,330 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,330 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,331 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,331 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,331 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,332 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,332 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,332 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,332 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,333 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,333 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,333 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,333 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,334 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,334 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,334 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,334 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,335 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,335 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,335 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,335 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,336 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,336 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,336 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,337 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,337 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,337 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,337 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,337 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,338 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,338 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,338 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,339 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,341 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,342 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,342 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,342 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,348 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,348 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,348 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,348 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,354 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,355 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,355 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,355 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:54:44,360 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-12-18 08:54:44,374 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-12-18 08:54:44,401 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 08:54:44,401 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 08:54:44,401 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 08:54:44,401 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 08:54:44,402 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 08:54:44,402 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 08:54:44,402 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 08:54:44,402 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 08:54:47,087 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 2664ms [2020-12-18 08:54:47,087 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 9846 states, but on-demand construction may add more states [2020-12-18 08:54:47,113 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 9846 states, 9153 states have (on average 1.4067518846279907) internal successors, (12876), 9845 states have internal predecessors, (12876), 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 08:54:47,127 INFO L131 SleepSetCegar]: Size of mCounterexample is: 60 [2020-12-18 08:54:47,128 INFO L132 SleepSetCegar]: [89#[ULTIMATE.startENTRY]don't care, 92#[L-1]don't care, 95#[L-1-1]don't care, 98#[L17]don't care, 101#[L17-1]don't care, 104#[L17-2]don't care, 107#[L17-3]don't care, 110#[L17-4]don't care, 113#[L710]don't care, 116#[L711]don't care, 119#[L713]don't care, 122#[L715]don't care, 125#[L717]don't care, 128#[L-1-2]don't care, 131#[L-1-3]don't care, 134#[L774]don't care, 137#[L774-1]don't care, 140#[L775]don't care, 143#[L775-1, P0ENTRY]don't care, 148#[L775-1, L720]don't care, 154#[L775-1, L722]don't care, 160#[L775-1, L725]don't care, 164#[L775-1, L730]don't care, 172#[L775-1, P0FINAL]don't care, 176#[L775-1, P0EXIT]don't care, 182#[L776, P0EXIT]don't care, 185#[L776-1, P0EXIT]don't care, 188#[L777, P0EXIT]don't care, 191#[L777-1, P1ENTRY, P0EXIT]don't care, 196#[P1ENTRY, L778, P0EXIT]don't care, 202#[L735, L778, P0EXIT]don't care, 208#[L737, L778, P0EXIT]don't care, 214#[L778, L740, P0EXIT]don't care, 220#[L745, L778, P0EXIT]don't care, 226#[P1FINAL, L778, P0EXIT]don't care, 232#[P1EXIT, L778, P0EXIT]don't care, 236#[L778-1, P1EXIT, P0EXIT]don't care, 239#[P1EXIT, L779, P0EXIT]don't care, 242#[P2ENTRY, P1EXIT, L779-1, P0EXIT]don't care, 245#[P1EXIT, L779-1, P0EXIT, L750]don't care, 253#[L752, P1EXIT, L779-1, P0EXIT]don't care, 257#[L755, P1EXIT, L779-1, P0EXIT]don't care, 265#[P1EXIT, L760, L779-1, P0EXIT]don't care, 269#[P1EXIT, L779-1, P0EXIT, P2FINAL]don't care, 277#[P1EXIT, L779-1, P0EXIT, P2EXIT]don't care, 281#[P1EXIT, L780, P0EXIT, P2EXIT]don't care, 284#[L782, P1EXIT, P0EXIT, P2EXIT]don't care, 287#[P1EXIT, L783, P0EXIT, P2EXIT]don't care, 290#[P1EXIT, L2, P0EXIT, P2EXIT]don't care, 293#[L3, P1EXIT, P0EXIT, P2EXIT]don't care, 296#[L3-1, P1EXIT, P0EXIT, P2EXIT]don't care, 298#[L2-1, P1EXIT, P0EXIT, P2EXIT]don't care, 303#[L788, P1EXIT, P0EXIT, P2EXIT]don't care, 306#[P1EXIT, L789, P0EXIT, P2EXIT]don't care, 309#[P1EXIT, L18, P0EXIT, P2EXIT]don't care, 312#[L18-1, P1EXIT, P0EXIT, P2EXIT]don't care, 315#[L18-2, P1EXIT, P0EXIT, P2EXIT]don't care, 321#[L17-5, P1EXIT, P0EXIT, P2EXIT]don't care, 324#[L17-7, P1EXIT, P0EXIT, P2EXIT]don't care, 358#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT]don't care] [2020-12-18 08:54:47,129 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 08:54:47,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 08:54:47,135 INFO L82 PathProgramCache]: Analyzing trace with hash 231525167, now seen corresponding path program 1 times [2020-12-18 08:54:47,146 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 08:54:47,146 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228238389] [2020-12-18 08:54:47,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 08:54:47,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 08:54:47,469 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 08:54:47,470 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228238389] [2020-12-18 08:54:47,473 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 08:54:47,474 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-18 08:54:47,475 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755901203] [2020-12-18 08:54:47,482 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-18 08:54:47,483 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 08:54:47,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-18 08:54:47,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-18 08:54:47,504 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 08:54:47,505 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 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) Size of Word is: 58 and size of Sequence is : 59[2020-12-18 08:54:47,526 INFO L131 SleepSetCegar]: Size of mCounterexample is: 59 [2020-12-18 08:54:47,531 INFO L132 SleepSetCegar]: [54174#[ULTIMATE.startENTRY]true, 54176#[L-1]true, 54178#[L-1-1]true, 54180#[L17]true, 54182#[L17-1]true, 54184#[L17-2]true, 54186#[L17-3]true, 54188#[L17-4]true, 54190#[L710]true, 54192#[L711]true, 54194#[L713]true, 54196#[L715]true, 54198#[L717]true, 54200#[L-1-2]true, 54202#[L-1-3]true, 54204#[L774]true, 54206#[L774-1]true, 54208#[L775]true, 54210#[L775-1, P0ENTRY]true, 54212#[L775-1, L720]true, 54216#[L775-1, L722]true, 54220#[L775-1, L725]true, 54224#[L775-1, L730]true, 54229#[L775-1, P0FINAL]true, 54233#[L775-1, P0EXIT]true, 54236#[L776, P0EXIT]true, 54238#[L776-1, P0EXIT]true, 54240#[L777, P0EXIT]true, 54242#[L777-1, P1ENTRY, P0EXIT]true, 54244#[P1ENTRY, L778, P0EXIT]true, 54249#[L735, L778, P0EXIT]true, 54253#[L737, L778, P0EXIT]true, 54257#[L778, L740, P0EXIT]true, 54261#[L745, L778, P0EXIT]true, 54265#[P1FINAL, L778, P0EXIT]true, 54269#[P1EXIT, L778, P0EXIT]true, 54272#[L778-1, P1EXIT, P0EXIT]true, 54274#[P1EXIT, L779, P0EXIT]true, 54276#[P2ENTRY, P1EXIT, L779-1, P0EXIT]true, 54278#[P1EXIT, L779-1, P0EXIT, L750]true, 54282#[L752, P1EXIT, L779-1, P0EXIT]true, 54286#[L755, P1EXIT, L779-1, P0EXIT]true, 54290#[P1EXIT, L760, L779-1, P0EXIT]true, 54295#[P1EXIT, L779-1, P0EXIT, P2FINAL]true, 54299#[P1EXIT, L779-1, P0EXIT, P2EXIT]true, 54302#[P1EXIT, L780, P0EXIT, P2EXIT]true, 54304#[L782, P1EXIT, P0EXIT, P2EXIT]true, 54306#[P1EXIT, L783, P0EXIT, P2EXIT]true, 54308#[P1EXIT, L2, P0EXIT, P2EXIT]true, 54310#[L3, P1EXIT, P0EXIT, P2EXIT]true, 54313#[L2-1, P1EXIT, P0EXIT, P2EXIT]true, 54379#[L788, P1EXIT, P0EXIT, P2EXIT]true, 54381#[P1EXIT, L789, P0EXIT, P2EXIT]true, 54383#[P1EXIT, L18, P0EXIT, P2EXIT]true, 54385#[L18-1, P1EXIT, P0EXIT, P2EXIT]true, 54387#[L18-2, P1EXIT, P0EXIT, P2EXIT]true, 54391#[L17-5, P1EXIT, P0EXIT, P2EXIT]true, 54393#[L17-7, P1EXIT, P0EXIT, P2EXIT]true, 54406#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT]true] [2020-12-18 08:54:47,532 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-18 08:54:47,532 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 08:54:47,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 08:54:47,533 INFO L82 PathProgramCache]: Analyzing trace with hash -1887010122, now seen corresponding path program 1 times [2020-12-18 08:54:47,533 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 08:54:47,533 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670639039] [2020-12-18 08:54:47,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 08:54:47,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 08:54:47,786 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 08:54:47,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670639039] [2020-12-18 08:54:47,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 08:54:47,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-18 08:54:47,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560339188] [2020-12-18 08:54:47,789 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-18 08:54:47,789 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 08:54:47,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-18 08:54:47,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-18 08:54:47,791 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 08:54:47,791 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 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 08:54:47,943 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-18 08:54:47,943 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@3ba9ffa8 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 08:54:47,957 INFO L168 Benchmark]: Toolchain (without parser) took 5336.52 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 277.1 MB in the beginning and 271.6 MB in the end (delta: 5.5 MB). Peak memory consumption was 68.8 MB. Max. memory is 16.0 GB. [2020-12-18 08:54:47,957 INFO L168 Benchmark]: CDTParser took 0.19 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 08:54:47,959 INFO L168 Benchmark]: CACSL2BoogieTranslator took 835.80 ms. Allocated memory is still 302.0 MB. Free memory was 276.9 MB in the beginning and 246.1 MB in the end (delta: 30.9 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. [2020-12-18 08:54:47,959 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.43 ms. Allocated memory is still 302.0 MB. Free memory was 245.9 MB in the beginning and 244.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 08:54:47,960 INFO L168 Benchmark]: Boogie Preprocessor took 70.02 ms. Allocated memory is still 302.0 MB. Free memory was 244.0 MB in the beginning and 284.9 MB in the end (delta: -40.9 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.0 GB. [2020-12-18 08:54:47,961 INFO L168 Benchmark]: RCFGBuilder took 659.32 ms. Allocated memory is still 302.0 MB. Free memory was 284.9 MB in the beginning and 262.5 MB in the end (delta: 22.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. [2020-12-18 08:54:47,962 INFO L168 Benchmark]: TraceAbstraction took 3681.52 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 261.5 MB in the beginning and 271.6 MB in the end (delta: -10.1 MB). Peak memory consumption was 53.9 MB. Max. memory is 16.0 GB. [2020-12-18 08:54:47,967 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 272.3 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 835.80 ms. Allocated memory is still 302.0 MB. Free memory was 276.9 MB in the beginning and 246.1 MB in the end (delta: 30.9 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 82.43 ms. Allocated memory is still 302.0 MB. Free memory was 245.9 MB in the beginning and 244.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 70.02 ms. Allocated memory is still 302.0 MB. Free memory was 244.0 MB in the beginning and 284.9 MB in the end (delta: -40.9 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.0 GB. * RCFGBuilder took 659.32 ms. Allocated memory is still 302.0 MB. Free memory was 284.9 MB in the beginning and 262.5 MB in the end (delta: 22.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 3681.52 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 261.5 MB in the beginning and 271.6 MB in the end (delta: -10.1 MB). Peak memory consumption was 53.9 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@3ba9ffa8 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@3ba9ffa8: 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...