/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/safe018_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 08:47:27,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 08:47:27,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 08:47:27,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 08:47:27,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 08:47:27,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 08:47:27,472 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 08:47:27,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 08:47:27,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 08:47:27,489 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 08:47:27,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 08:47:27,492 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 08:47:27,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 08:47:27,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 08:47:27,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 08:47:27,500 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 08:47:27,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 08:47:27,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 08:47:27,514 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 08:47:27,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 08:47:27,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 08:47:27,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 08:47:27,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 08:47:27,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 08:47:27,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-18 08:47:27,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-18 08:47:27,548 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-18 08:47:27,550 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-18 08:47:27,551 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-18 08:47:27,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-18 08:47:27,552 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-18 08:47:27,553 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-18 08:47:27,553 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-18 08:47:27,554 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 08:47:27,555 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 08:47:27,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 08:47:27,556 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 08:47:27,617 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 08:47:27,617 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 08:47:27,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 08:47:27,622 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 08:47:27,622 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 08:47:27,622 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 08:47:27,623 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 08:47:27,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 08:47:27,623 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 08:47:27,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 08:47:27,625 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 08:47:27,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 08:47:27,626 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 08:47:27,626 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 08:47:27,626 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 08:47:27,626 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 08:47:27,626 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 08:47:27,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 08:47:27,627 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 08:47:27,627 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 08:47:27,628 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 08:47:27,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 08:47:27,628 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 08:47:27,628 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 08:47:27,629 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 08:47:27,629 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 08:47:27,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 08:47:27,629 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 08:47:27,629 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2020-12-18 08:47:27,630 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2020-12-18 08:47:27,630 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 08:47:27,630 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 08:47:27,630 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-18 08:47:27,630 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 08:47:28,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 08:47:28,090 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 08:47:28,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 08:47:28,095 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 08:47:28,096 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 08:47:28,097 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe018_pso.opt.i [2020-12-18 08:47:28,189 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebaee7dd0/e96a9824e87648c89efe170d2357c2ae/FLAG3231cffeb [2020-12-18 08:47:28,966 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 08:47:28,966 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_pso.opt.i [2020-12-18 08:47:28,983 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebaee7dd0/e96a9824e87648c89efe170d2357c2ae/FLAG3231cffeb [2020-12-18 08:47:29,186 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebaee7dd0/e96a9824e87648c89efe170d2357c2ae [2020-12-18 08:47:29,192 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 08:47:29,196 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 08:47:29,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 08:47:29,200 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 08:47:29,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 08:47:29,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 08:47:29" (1/1) ... [2020-12-18 08:47:29,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40acae4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:29, skipping insertion in model container [2020-12-18 08:47:29,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 08:47:29" (1/1) ... [2020-12-18 08:47:29,219 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 08:47:29,292 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 08:47:29,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 08:47:29,783 INFO L203 MainTranslator]: Completed pre-run [2020-12-18 08:47:29,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 08:47:29,969 INFO L208 MainTranslator]: Completed translation [2020-12-18 08:47:29,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:29 WrapperNode [2020-12-18 08:47:29,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 08:47:29,974 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-18 08:47:29,975 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-18 08:47:29,975 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-18 08:47:29,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:29" (1/1) ... [2020-12-18 08:47:30,003 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:29" (1/1) ... [2020-12-18 08:47:30,027 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-18 08:47:30,028 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-18 08:47:30,028 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-18 08:47:30,028 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-18 08:47:30,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:29" (1/1) ... [2020-12-18 08:47:30,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:29" (1/1) ... [2020-12-18 08:47:30,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:29" (1/1) ... [2020-12-18 08:47:30,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:29" (1/1) ... [2020-12-18 08:47:30,049 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:29" (1/1) ... [2020-12-18 08:47:30,051 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:29" (1/1) ... [2020-12-18 08:47:30,054 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:29" (1/1) ... [2020-12-18 08:47:30,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-18 08:47:30,059 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-18 08:47:30,059 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-18 08:47:30,059 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-18 08:47:30,060 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:29" (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 08:47:30,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-18 08:47:30,200 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-18 08:47:30,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-18 08:47:30,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-18 08:47:30,200 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-18 08:47:30,201 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-18 08:47:30,201 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-18 08:47:30,201 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-18 08:47:30,201 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-18 08:47:30,201 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-18 08:47:30,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-18 08:47:30,202 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-18 08:47:30,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-18 08:47:30,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-18 08:47:30,204 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 08:47:30,632 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-18 08:47:30,633 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-18 08:47:30,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 08:47:30 BoogieIcfgContainer [2020-12-18 08:47:30,635 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-18 08:47:30,637 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-18 08:47:30,637 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-18 08:47:30,641 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-18 08:47:30,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 08:47:29" (1/3) ... [2020-12-18 08:47:30,642 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2082413a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 08:47:30, skipping insertion in model container [2020-12-18 08:47:30,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:29" (2/3) ... [2020-12-18 08:47:30,643 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2082413a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 08:47:30, skipping insertion in model container [2020-12-18 08:47:30,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 08:47:30" (3/3) ... [2020-12-18 08:47:30,645 INFO L111 eAbstractionObserver]: Analyzing ICFG safe018_pso.opt.i [2020-12-18 08:47:30,659 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-18 08:47:30,659 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-18 08:47:30,664 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-18 08:47:30,665 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-18 08:47:30,695 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,695 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,696 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,696 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,696 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,696 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,696 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,697 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,697 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,697 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,698 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,698 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,698 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,699 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,699 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,699 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,699 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,699 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,699 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,700 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,700 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,700 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,700 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,701 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,701 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,701 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,702 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,702 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,702 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,702 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,702 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,703 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,703 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,704 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,704 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,704 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,707 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,707 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,708 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,708 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,716 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,716 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,716 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,717 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,719 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,719 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,719 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,720 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:30,722 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-12-18 08:47:30,736 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-12-18 08:47:30,759 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 08:47:30,759 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 08:47:30,760 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 08:47:30,760 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 08:47:30,760 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 08:47:30,760 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 08:47:30,760 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 08:47:30,760 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 08:47:32,821 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 2041ms [2020-12-18 08:47:32,822 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 8448 states, but on-demand construction may add more states [2020-12-18 08:47:32,845 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 8448 states, 7643 states have (on average 1.427319115530551) internal successors, (10909), 8447 states have internal predecessors, (10909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Size of Word is: 60 and size of Sequence is : 61[2020-12-18 08:47:32,871 INFO L131 SleepSetCegar]: Size of mCounterexample is: 61 [2020-12-18 08:47:32,872 INFO L132 SleepSetCegar]: [90#[ULTIMATE.startENTRY]don't care, 93#[L-1]don't care, 96#[L-1-1]don't care, 99#[L17]don't care, 102#[L17-1]don't care, 105#[L17-2]don't care, 108#[L17-3]don't care, 111#[L17-4]don't care, 114#[L711]don't care, 117#[L713]don't care, 120#[L715]don't care, 123#[L716]don't care, 126#[L717]don't care, 129#[L719]don't care, 132#[L721]don't care, 135#[L-1-2]don't care, 138#[L-1-3]don't care, 141#[L775]don't care, 144#[L775-1]don't care, 147#[L776]don't care, 150#[L776-1, P0ENTRY]don't care, 155#[L776-1, L724]don't care, 161#[L776-1, L726]don't care, 165#[L729, L776-1]don't care, 173#[L776-1, L734]don't care, 177#[L776-1, P0FINAL]don't care, 183#[P0EXIT, L776-1]don't care, 189#[P0EXIT, L777]don't care, 192#[P0EXIT, L777-1]don't care, 195#[P0EXIT, L778]don't care, 198#[P0EXIT, L778-1, P1ENTRY]don't care, 203#[P0EXIT, P1ENTRY, L779]don't care, 207#[P0EXIT, L739, L779]don't care, 213#[P0EXIT, L741, L779]don't care, 219#[P0EXIT, L746, L779]don't care, 225#[P0EXIT, P1FINAL, L779]don't care, 233#[P0EXIT, P1EXIT, L779]don't care, 237#[P0EXIT, P1EXIT, L779-1]don't care, 240#[P0EXIT, P1EXIT, L780]don't care, 243#[P0EXIT, P2ENTRY, P1EXIT, L780-1]don't care, 248#[P0EXIT, P2ENTRY, P1EXIT, L781]don't care, 254#[P0EXIT, P2ENTRY, L783, P1EXIT]don't care, 260#[P0EXIT, P2ENTRY, L784, P1EXIT]don't care, 266#[P0EXIT, P2ENTRY, P1EXIT, L2]don't care, 272#[P0EXIT, P2ENTRY, L3, P1EXIT]don't care, 276#[P0EXIT, L751, L3, P1EXIT]don't care, 287#[P0EXIT, L753, L3, P1EXIT]don't care, 294#[P0EXIT, L756, L3, P1EXIT]don't care, 303#[P0EXIT, L761, L3, P1EXIT]don't care, 314#[P0EXIT, P2FINAL, L3, P1EXIT]don't care, 323#[P0EXIT, P2EXIT, L3, P1EXIT]don't care, 332#[P0EXIT, P2EXIT, L3-1, P1EXIT]don't care, 330#[P0EXIT, P2EXIT, P1EXIT, L2-1]don't care, 337#[P0EXIT, P2EXIT, P1EXIT, L789]don't care, 340#[P0EXIT, P2EXIT, P1EXIT, L790]don't care, 343#[P0EXIT, P2EXIT, P1EXIT, L18]don't care, 346#[P0EXIT, P2EXIT, L18-1, P1EXIT]don't care, 349#[P0EXIT, P2EXIT, L18-2, P1EXIT]don't care, 355#[P0EXIT, P2EXIT, P1EXIT, L17-5]don't care, 360#[P0EXIT, P2EXIT, L17-7, P1EXIT]don't care, 392#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]don't care] [2020-12-18 08:47:32,873 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 08:47:32,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 08:47:32,880 INFO L82 PathProgramCache]: Analyzing trace with hash 1368831227, now seen corresponding path program 1 times [2020-12-18 08:47:32,890 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 08:47:32,891 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274631677] [2020-12-18 08:47:32,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 08:47:33,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 08:47:33,270 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 08:47:33,271 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274631677] [2020-12-18 08:47:33,272 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 08:47:33,272 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-18 08:47:33,273 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270232165] [2020-12-18 08:47:33,277 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-18 08:47:33,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 08:47:33,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-18 08:47:33,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-18 08:47:33,295 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 08:47:33,295 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Size of Word is: 59 and size of Sequence is : 60[2020-12-18 08:47:33,311 INFO L131 SleepSetCegar]: Size of mCounterexample is: 60 [2020-12-18 08:47:33,312 INFO L132 SleepSetCegar]: [45756#[ULTIMATE.startENTRY]true, 45758#[L-1]true, 45760#[L-1-1]true, 45762#[L17]true, 45764#[L17-1]true, 45766#[L17-2]true, 45768#[L17-3]true, 45770#[L17-4]true, 45772#[L711]true, 45774#[L713]true, 45776#[L715]true, 45778#[L716]true, 45780#[L717]true, 45782#[L719]true, 45784#[L721]true, 45786#[L-1-2]true, 45788#[L-1-3]true, 45790#[L775]true, 45792#[L775-1]true, 45794#[L776]true, 45796#[L776-1, P0ENTRY]true, 45798#[L776-1, L724]true, 45802#[L776-1, L726]true, 45806#[L729, L776-1]true, 45810#[L776-1, L734]true, 45814#[L776-1, P0FINAL]true, 45818#[P0EXIT, L776-1]true, 45822#[P0EXIT, L777]true, 45824#[P0EXIT, L777-1]true, 45826#[P0EXIT, L778]true, 45828#[P0EXIT, L778-1, P1ENTRY]true, 45830#[P0EXIT, P1ENTRY, L779]true, 45835#[P0EXIT, L739, L779]true, 45839#[P0EXIT, L741, L779]true, 45843#[P0EXIT, L746, L779]true, 45847#[P0EXIT, P1FINAL, L779]true, 45850#[P0EXIT, P1EXIT, L779]true, 45854#[P0EXIT, P1EXIT, L779-1]true, 45856#[P0EXIT, P1EXIT, L780]true, 45858#[P0EXIT, P2ENTRY, P1EXIT, L780-1]true, 45861#[P0EXIT, P2ENTRY, P1EXIT, L781]true, 45865#[P0EXIT, P2ENTRY, L783, P1EXIT]true, 45868#[P0EXIT, P2ENTRY, L784, P1EXIT]true, 45873#[P0EXIT, P2ENTRY, P1EXIT, L2]true, 45876#[P0EXIT, P2ENTRY, L3, P1EXIT]true, 45880#[P0EXIT, L751, L3, P1EXIT]true, 45886#[P0EXIT, L753, L3, P1EXIT]true, 45892#[P0EXIT, L756, L3, P1EXIT]true, 45898#[P0EXIT, L761, L3, P1EXIT]true, 45904#[P0EXIT, P2FINAL, L3, P1EXIT]true, 45910#[P0EXIT, P2EXIT, L3, P1EXIT]true, 45917#[P0EXIT, P2EXIT, P1EXIT, L2-1]true, 45983#[P0EXIT, P2EXIT, P1EXIT, L789]true, 45985#[P0EXIT, P2EXIT, P1EXIT, L790]true, 45987#[P0EXIT, P2EXIT, P1EXIT, L18]true, 45989#[P0EXIT, P2EXIT, L18-1, P1EXIT]true, 45991#[P0EXIT, P2EXIT, L18-2, P1EXIT]true, 45995#[P0EXIT, P2EXIT, P1EXIT, L17-5]true, 45997#[P0EXIT, P2EXIT, L17-7, P1EXIT]true, 46010#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]true] [2020-12-18 08:47:33,312 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-18 08:47:33,313 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 08:47:33,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 08:47:33,314 INFO L82 PathProgramCache]: Analyzing trace with hash 701169576, now seen corresponding path program 1 times [2020-12-18 08:47:33,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 08:47:33,314 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161614104] [2020-12-18 08:47:33,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 08:47:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 08:47:33,538 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 08:47:33,538 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161614104] [2020-12-18 08:47:33,539 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 08:47:33,539 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-18 08:47:33,539 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756593499] [2020-12-18 08:47:33,541 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-18 08:47:33,541 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 08:47:33,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-18 08:47:33,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-18 08:47:33,543 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 08:47:33,543 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-12-18 08:47:33,807 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-18 08:47:33,808 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@33e2bec9 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 08:47:33,814 INFO L168 Benchmark]: Toolchain (without parser) took 4618.29 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 277.5 MB in the beginning and 223.3 MB in the end (delta: 54.2 MB). Peak memory consumption was 117.1 MB. Max. memory is 16.0 GB. [2020-12-18 08:47:33,815 INFO L168 Benchmark]: CDTParser took 2.51 ms. Allocated memory is still 302.0 MB. Free memory was 271.4 MB in the beginning and 271.3 MB in the end (delta: 153.8 kB). There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 08:47:33,816 INFO L168 Benchmark]: CACSL2BoogieTranslator took 773.24 ms. Allocated memory is still 302.0 MB. Free memory was 277.3 MB in the beginning and 246.4 MB in the end (delta: 30.8 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. [2020-12-18 08:47:33,817 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.81 ms. Allocated memory is still 302.0 MB. Free memory was 246.4 MB in the beginning and 244.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 08:47:33,817 INFO L168 Benchmark]: Boogie Preprocessor took 29.89 ms. Allocated memory is still 302.0 MB. Free memory was 244.5 MB in the beginning and 243.1 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 08:47:33,818 INFO L168 Benchmark]: RCFGBuilder took 576.73 ms. Allocated memory is still 302.0 MB. Free memory was 243.1 MB in the beginning and 262.5 MB in the end (delta: -19.3 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.0 GB. [2020-12-18 08:47:33,819 INFO L168 Benchmark]: TraceAbstraction took 3174.37 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 262.5 MB in the beginning and 223.3 MB in the end (delta: 39.2 MB). Peak memory consumption was 102.1 MB. Max. memory is 16.0 GB. [2020-12-18 08:47:33,824 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.51 ms. Allocated memory is still 302.0 MB. Free memory was 271.4 MB in the beginning and 271.3 MB in the end (delta: 153.8 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 773.24 ms. Allocated memory is still 302.0 MB. Free memory was 277.3 MB in the beginning and 246.4 MB in the end (delta: 30.8 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 52.81 ms. Allocated memory is still 302.0 MB. Free memory was 246.4 MB in the beginning and 244.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 29.89 ms. Allocated memory is still 302.0 MB. Free memory was 244.5 MB in the beginning and 243.1 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 576.73 ms. Allocated memory is still 302.0 MB. Free memory was 243.1 MB in the beginning and 262.5 MB in the end (delta: -19.3 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 3174.37 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 262.5 MB in the beginning and 223.3 MB in the end (delta: 39.2 MB). Peak memory consumption was 102.1 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@33e2bec9 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@33e2bec9: 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...