/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/safe008_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 08:43:06,416 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 08:43:06,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 08:43:06,461 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 08:43:06,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 08:43:06,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 08:43:06,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 08:43:06,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 08:43:06,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 08:43:06,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 08:43:06,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 08:43:06,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 08:43:06,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 08:43:06,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 08:43:06,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 08:43:06,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 08:43:06,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 08:43:06,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 08:43:06,487 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 08:43:06,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 08:43:06,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 08:43:06,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 08:43:06,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 08:43:06,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 08:43:06,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-18 08:43:06,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-18 08:43:06,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-18 08:43:06,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-18 08:43:06,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-18 08:43:06,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-18 08:43:06,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-18 08:43:06,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-18 08:43:06,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-18 08:43:06,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 08:43:06,523 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 08:43:06,526 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 08:43:06,527 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 08:43:06,593 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 08:43:06,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 08:43:06,596 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 08:43:06,597 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 08:43:06,597 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 08:43:06,597 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 08:43:06,598 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 08:43:06,598 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 08:43:06,600 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 08:43:06,600 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 08:43:06,601 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 08:43:06,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 08:43:06,602 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 08:43:06,602 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 08:43:06,603 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 08:43:06,603 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 08:43:06,603 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 08:43:06,603 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 08:43:06,604 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 08:43:06,604 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 08:43:06,604 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 08:43:06,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 08:43:06,605 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 08:43:06,606 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 08:43:06,606 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 08:43:06,606 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 08:43:06,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 08:43:06,607 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 08:43:06,607 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2020-12-18 08:43:06,607 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2020-12-18 08:43:06,608 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 08:43:06,608 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 08:43:06,608 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-18 08:43:06,608 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 08:43:07,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 08:43:07,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 08:43:07,047 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 08:43:07,049 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 08:43:07,050 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 08:43:07,051 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe008_tso.opt.i [2020-12-18 08:43:07,130 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a5f64c12/84b0037249764293be5e80087a9936b7/FLAG16756222f [2020-12-18 08:43:07,887 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 08:43:07,888 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe008_tso.opt.i [2020-12-18 08:43:07,906 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a5f64c12/84b0037249764293be5e80087a9936b7/FLAG16756222f [2020-12-18 08:43:08,150 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a5f64c12/84b0037249764293be5e80087a9936b7 [2020-12-18 08:43:08,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 08:43:08,158 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 08:43:08,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 08:43:08,162 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 08:43:08,166 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 08:43:08,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 08:43:08" (1/1) ... [2020-12-18 08:43:08,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@775ed3cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:43:08, skipping insertion in model container [2020-12-18 08:43:08,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 08:43:08" (1/1) ... [2020-12-18 08:43:08,180 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 08:43:08,240 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 08:43:08,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 08:43:08,619 INFO L203 MainTranslator]: Completed pre-run [2020-12-18 08:43:08,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 08:43:08,769 INFO L208 MainTranslator]: Completed translation [2020-12-18 08:43:08,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:43:08 WrapperNode [2020-12-18 08:43:08,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 08:43:08,771 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-18 08:43:08,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-18 08:43:08,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-18 08:43:08,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:43:08" (1/1) ... [2020-12-18 08:43:08,801 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:43:08" (1/1) ... [2020-12-18 08:43:08,825 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-18 08:43:08,826 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-18 08:43:08,826 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-18 08:43:08,826 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-18 08:43:08,835 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:43:08" (1/1) ... [2020-12-18 08:43:08,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:43:08" (1/1) ... [2020-12-18 08:43:08,839 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:43:08" (1/1) ... [2020-12-18 08:43:08,840 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:43:08" (1/1) ... [2020-12-18 08:43:08,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:43:08" (1/1) ... [2020-12-18 08:43:08,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:43:08" (1/1) ... [2020-12-18 08:43:08,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:43:08" (1/1) ... [2020-12-18 08:43:08,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-18 08:43:08,864 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-18 08:43:08,865 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-18 08:43:08,865 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-18 08:43:08,867 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:43:08" (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 08:43:08,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-18 08:43:08,956 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-18 08:43:08,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-18 08:43:08,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-18 08:43:08,956 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-18 08:43:08,956 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-18 08:43:08,956 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-18 08:43:08,957 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-18 08:43:08,957 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-18 08:43:08,957 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-18 08:43:08,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-18 08:43:08,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-18 08:43:08,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-18 08:43:08,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-18 08:43:08,959 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 08:43:09,369 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-18 08:43:09,369 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-18 08:43:09,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 08:43:09 BoogieIcfgContainer [2020-12-18 08:43:09,372 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-18 08:43:09,374 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-18 08:43:09,374 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-18 08:43:09,379 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-18 08:43:09,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 08:43:08" (1/3) ... [2020-12-18 08:43:09,380 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70a8d3ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 08:43:09, skipping insertion in model container [2020-12-18 08:43:09,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:43:08" (2/3) ... [2020-12-18 08:43:09,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70a8d3ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 08:43:09, skipping insertion in model container [2020-12-18 08:43:09,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 08:43:09" (3/3) ... [2020-12-18 08:43:09,382 INFO L111 eAbstractionObserver]: Analyzing ICFG safe008_tso.opt.i [2020-12-18 08:43:09,399 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-18 08:43:09,400 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-18 08:43:09,404 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-18 08:43:09,405 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-18 08:43:09,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,443 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,443 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,443 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,444 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,445 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,445 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,445 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,446 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,446 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,446 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,446 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,446 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,447 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,447 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,447 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,447 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,448 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,448 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,448 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,449 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,449 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,449 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,449 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,449 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,450 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,450 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,450 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,450 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,451 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,451 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,453 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,454 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,454 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,454 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,463 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,464 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,467 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,467 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,467 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,468 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:43:09,470 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-12-18 08:43:09,485 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-12-18 08:43:09,513 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 08:43:09,513 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 08:43:09,513 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 08:43:09,513 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 08:43:09,513 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 08:43:09,514 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 08:43:09,514 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 08:43:09,514 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 08:43:12,024 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 2489ms [2020-12-18 08:43:12,024 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 9848 states, but on-demand construction may add more states [2020-12-18 08:43:12,053 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 9848 states, 9155 states have (on average 1.4066630256690333) internal successors, (12878), 9847 states have internal predecessors, (12878), 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: 61 and size of Sequence is : 62[2020-12-18 08:43:12,068 INFO L131 SleepSetCegar]: Size of mCounterexample is: 62 [2020-12-18 08:43:12,069 INFO L132 SleepSetCegar]: [91#[ULTIMATE.startENTRY]don't care, 94#[L-1]don't care, 97#[L-1-1]don't care, 100#[L17]don't care, 103#[L17-1]don't care, 106#[L17-2]don't care, 109#[L17-3]don't care, 112#[L17-4]don't care, 115#[L711]don't care, 118#[L713]don't care, 121#[L714]don't care, 124#[L715]don't care, 127#[L717]don't care, 130#[L719]don't care, 133#[L721]don't care, 136#[L-1-2]don't care, 139#[L-1-3]don't care, 142#[L778]don't care, 145#[L778-1]don't care, 148#[L779]don't care, 151#[P0ENTRY, L779-1]don't care, 154#[L724, L779-1]don't care, 160#[L726, L779-1]don't care, 166#[L729, L779-1]don't care, 172#[L734, L779-1]don't care, 178#[P0FINAL, L779-1]don't care, 184#[P0EXIT, L779-1]don't care, 190#[P0EXIT, L780]don't care, 193#[P0EXIT, L780-1]don't care, 196#[P0EXIT, L781]don't care, 199#[P0EXIT, P1ENTRY, L781-1]don't care, 204#[P0EXIT, L782, P1ENTRY]don't care, 208#[P0EXIT, L782, L739]don't care, 216#[P0EXIT, L741, L782]don't care, 220#[P0EXIT, L744, L782]don't care, 228#[P0EXIT, L782, L749]don't care, 234#[P0EXIT, P1FINAL, L782]don't care, 240#[P0EXIT, L782, P1EXIT]don't care, 244#[P0EXIT, L782-1, P1EXIT]don't care, 247#[P0EXIT, L783, P1EXIT]don't care, 250#[P0EXIT, P2ENTRY, L783-1, P1EXIT]don't care, 253#[P0EXIT, L754, L783-1, P1EXIT]don't care, 259#[P0EXIT, L756, L783-1, P1EXIT]don't care, 265#[P0EXIT, L759, L783-1, P1EXIT]don't care, 271#[P0EXIT, L764, L783-1, P1EXIT]don't care, 277#[P0EXIT, L783-1, P1EXIT, P2FINAL]don't care, 283#[P0EXIT, P2EXIT, L783-1, P1EXIT]don't care, 289#[P0EXIT, P2EXIT, L784, P1EXIT]don't care, 292#[P0EXIT, P2EXIT, L786, P1EXIT]don't care, 295#[P0EXIT, P2EXIT, L787, P1EXIT]don't care, 298#[P0EXIT, P2EXIT, P1EXIT, L2]don't care, 301#[P0EXIT, P2EXIT, L3, P1EXIT]don't care, 306#[P0EXIT, P2EXIT, L3-1, P1EXIT]don't care, 304#[P0EXIT, P2EXIT, L2-1, P1EXIT]don't care, 311#[P0EXIT, P2EXIT, L792, P1EXIT]don't care, 314#[P0EXIT, P2EXIT, L793, P1EXIT]don't care, 317#[P0EXIT, P2EXIT, P1EXIT, L18]don't care, 320#[P0EXIT, P2EXIT, L18-1, P1EXIT]don't care, 325#[P0EXIT, P2EXIT, L18-2, P1EXIT]don't care, 329#[P0EXIT, P2EXIT, L17-5, P1EXIT]don't care, 334#[P0EXIT, P2EXIT, L17-7, P1EXIT]don't care, 366#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]don't care] [2020-12-18 08:43:12,069 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 08:43:12,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 08:43:12,076 INFO L82 PathProgramCache]: Analyzing trace with hash -1034235234, now seen corresponding path program 1 times [2020-12-18 08:43:12,086 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 08:43:12,087 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433523028] [2020-12-18 08:43:12,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 08:43:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 08:43:12,437 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 08:43:12,438 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433523028] [2020-12-18 08:43:12,439 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 08:43:12,440 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-18 08:43:12,442 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938750201] [2020-12-18 08:43:12,446 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-18 08:43:12,447 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 08:43:12,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-18 08:43:12,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-18 08:43:12,469 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 08:43:12,470 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 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 08:43:12,500 INFO L131 SleepSetCegar]: Size of mCounterexample is: 61 [2020-12-18 08:43:12,502 INFO L132 SleepSetCegar]: [54432#[ULTIMATE.startENTRY]true, 54434#[L-1]true, 54436#[L-1-1]true, 54438#[L17]true, 54440#[L17-1]true, 54442#[L17-2]true, 54444#[L17-3]true, 54446#[L17-4]true, 54448#[L711]true, 54450#[L713]true, 54452#[L714]true, 54454#[L715]true, 54456#[L717]true, 54458#[L719]true, 54460#[L721]true, 54462#[L-1-2]true, 54464#[L-1-3]true, 54466#[L778]true, 54468#[L778-1]true, 54470#[L779]true, 54472#[P0ENTRY, L779-1]true, 54475#[L724, L779-1]true, 54479#[L726, L779-1]true, 54483#[L729, L779-1]true, 54487#[L734, L779-1]true, 54491#[P0FINAL, L779-1]true, 54495#[P0EXIT, L779-1]true, 54498#[P0EXIT, L780]true, 54500#[P0EXIT, L780-1]true, 54502#[P0EXIT, L781]true, 54504#[P0EXIT, P1ENTRY, L781-1]true, 54506#[P0EXIT, L782, P1ENTRY]true, 54511#[P0EXIT, L782, L739]true, 54515#[P0EXIT, L741, L782]true, 54518#[P0EXIT, L744, L782]true, 54522#[P0EXIT, L782, L749]true, 54526#[P0EXIT, P1FINAL, L782]true, 54530#[P0EXIT, L782, P1EXIT]true, 54534#[P0EXIT, L782-1, P1EXIT]true, 54536#[P0EXIT, L783, P1EXIT]true, 54538#[P0EXIT, P2ENTRY, L783-1, P1EXIT]true, 54541#[P0EXIT, L754, L783-1, P1EXIT]true, 54545#[P0EXIT, L756, L783-1, P1EXIT]true, 54549#[P0EXIT, L759, L783-1, P1EXIT]true, 54553#[P0EXIT, L764, L783-1, P1EXIT]true, 54557#[P0EXIT, L783-1, P1EXIT, P2FINAL]true, 54561#[P0EXIT, P2EXIT, L783-1, P1EXIT]true, 54564#[P0EXIT, P2EXIT, L784, P1EXIT]true, 54566#[P0EXIT, P2EXIT, L786, P1EXIT]true, 54568#[P0EXIT, P2EXIT, L787, P1EXIT]true, 54570#[P0EXIT, P2EXIT, P1EXIT, L2]true, 54572#[P0EXIT, P2EXIT, L3, P1EXIT]true, 54575#[P0EXIT, P2EXIT, L2-1, P1EXIT]true, 54641#[P0EXIT, P2EXIT, L792, P1EXIT]true, 54643#[P0EXIT, P2EXIT, L793, P1EXIT]true, 54645#[P0EXIT, P2EXIT, P1EXIT, L18]true, 54647#[P0EXIT, P2EXIT, L18-1, P1EXIT]true, 54649#[P0EXIT, P2EXIT, L18-2, P1EXIT]true, 54653#[P0EXIT, P2EXIT, L17-5, P1EXIT]true, 54655#[P0EXIT, P2EXIT, L17-7, P1EXIT]true, 54668#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]true] [2020-12-18 08:43:12,502 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-18 08:43:12,502 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 08:43:12,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 08:43:12,505 INFO L82 PathProgramCache]: Analyzing trace with hash 231630960, now seen corresponding path program 1 times [2020-12-18 08:43:12,505 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 08:43:12,506 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541836415] [2020-12-18 08:43:12,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 08:43:12,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 08:43:12,867 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 08:43:12,867 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541836415] [2020-12-18 08:43:12,870 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 08:43:12,870 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-18 08:43:12,870 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480001823] [2020-12-18 08:43:12,873 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-18 08:43:12,876 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 08:43:12,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-18 08:43:12,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-18 08:43:12,880 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 08:43:12,880 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 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) [2020-12-18 08:43:13,103 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-18 08:43:13,104 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@42eb511f 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 08:43:13,109 INFO L168 Benchmark]: Toolchain (without parser) took 4952.02 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 277.6 MB in the beginning and 266.3 MB in the end (delta: 11.3 MB). Peak memory consumption was 74.1 MB. Max. memory is 16.0 GB. [2020-12-18 08:43:13,110 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 302.0 MB. Free memory is still 272.0 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 08:43:13,111 INFO L168 Benchmark]: CACSL2BoogieTranslator took 608.75 ms. Allocated memory is still 302.0 MB. Free memory was 277.4 MB in the beginning and 246.7 MB in the end (delta: 30.7 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. [2020-12-18 08:43:13,112 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.57 ms. Allocated memory is still 302.0 MB. Free memory was 246.5 MB in the beginning and 244.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 08:43:13,113 INFO L168 Benchmark]: Boogie Preprocessor took 37.81 ms. Allocated memory is still 302.0 MB. Free memory was 244.7 MB in the beginning and 243.2 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 08:43:13,114 INFO L168 Benchmark]: RCFGBuilder took 508.05 ms. Allocated memory is still 302.0 MB. Free memory was 243.2 MB in the beginning and 261.4 MB in the end (delta: -18.2 MB). Peak memory consumption was 6.7 MB. Max. memory is 16.0 GB. [2020-12-18 08:43:13,115 INFO L168 Benchmark]: TraceAbstraction took 3732.08 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 261.4 MB in the beginning and 266.3 MB in the end (delta: -4.9 MB). Peak memory consumption was 56.9 MB. Max. memory is 16.0 GB. [2020-12-18 08:43:13,120 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 302.0 MB. Free memory is still 272.0 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 608.75 ms. Allocated memory is still 302.0 MB. Free memory was 277.4 MB in the beginning and 246.7 MB in the end (delta: 30.7 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 53.57 ms. Allocated memory is still 302.0 MB. Free memory was 246.5 MB in the beginning and 244.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 37.81 ms. Allocated memory is still 302.0 MB. Free memory was 244.7 MB in the beginning and 243.2 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 508.05 ms. Allocated memory is still 302.0 MB. Free memory was 243.2 MB in the beginning and 261.4 MB in the end (delta: -18.2 MB). Peak memory consumption was 6.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 3732.08 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 261.4 MB in the beginning and 266.3 MB in the end (delta: -4.9 MB). Peak memory consumption was 56.9 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@42eb511f de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@42eb511f: 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...