/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe027_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 04:47:39,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 04:47:39,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 04:47:39,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 04:47:39,548 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 04:47:39,552 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 04:47:39,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 04:47:39,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 04:47:39,567 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 04:47:39,574 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 04:47:39,575 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 04:47:39,577 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 04:47:39,577 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 04:47:39,580 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 04:47:39,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 04:47:39,584 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 04:47:39,585 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 04:47:39,588 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 04:47:39,594 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 04:47:39,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 04:47:39,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 04:47:39,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 04:47:39,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 04:47:39,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 04:47:39,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-18 04:47:39,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-18 04:47:39,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-18 04:47:39,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-18 04:47:39,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-18 04:47:39,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-18 04:47:39,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-18 04:47:39,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-18 04:47:39,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-18 04:47:39,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-18 04:47:39,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-18 04:47:39,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-18 04:47:39,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-18 04:47:39,631 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-18 04:47:39,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 04:47:39,632 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 04:47:39,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 04:47:39,634 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf [2020-12-18 04:47:39,684 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 04:47:39,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 04:47:39,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 04:47:39,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 04:47:39,689 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 04:47:39,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 04:47:39,690 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 04:47:39,690 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 04:47:39,690 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 04:47:39,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 04:47:39,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 04:47:39,692 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 04:47:39,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 04:47:39,693 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 04:47:39,693 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 04:47:39,693 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 04:47:39,694 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 04:47:39,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 04:47:39,694 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 04:47:39,695 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 04:47:39,695 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 04:47:39,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 04:47:39,696 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 04:47:39,696 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 04:47:39,696 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 04:47:39,696 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 04:47:39,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 04:47:39,697 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 04:47:39,697 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2020-12-18 04:47:39,698 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2020-12-18 04:47:39,698 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 04:47:39,698 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 04:47:39,698 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-18 04:47:39,699 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=DELAY_SET WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 04:47:40,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 04:47:40,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 04:47:40,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 04:47:40,112 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 04:47:40,112 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 04:47:40,113 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe027_tso.opt.i [2020-12-18 04:47:40,201 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6821ad0a4/abf06de6c83d4795be39714d0c83bef8/FLAG4cb26f35b [2020-12-18 04:47:40,855 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 04:47:40,856 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_tso.opt.i [2020-12-18 04:47:40,876 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6821ad0a4/abf06de6c83d4795be39714d0c83bef8/FLAG4cb26f35b [2020-12-18 04:47:41,146 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6821ad0a4/abf06de6c83d4795be39714d0c83bef8 [2020-12-18 04:47:41,150 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 04:47:41,152 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 04:47:41,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 04:47:41,156 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 04:47:41,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 04:47:41,161 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:47:41" (1/1) ... [2020-12-18 04:47:41,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bbe7e97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:41, skipping insertion in model container [2020-12-18 04:47:41,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:47:41" (1/1) ... [2020-12-18 04:47:41,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 04:47:41,253 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 04:47:41,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 04:47:41,752 INFO L203 MainTranslator]: Completed pre-run [2020-12-18 04:47:41,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 04:47:41,921 INFO L208 MainTranslator]: Completed translation [2020-12-18 04:47:41,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:41 WrapperNode [2020-12-18 04:47:41,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 04:47:41,926 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-18 04:47:41,927 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-18 04:47:41,927 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-18 04:47:41,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:41" (1/1) ... [2020-12-18 04:47:41,979 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:41" (1/1) ... [2020-12-18 04:47:42,013 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-18 04:47:42,014 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-18 04:47:42,040 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-18 04:47:42,041 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-18 04:47:42,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:41" (1/1) ... [2020-12-18 04:47:42,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:41" (1/1) ... [2020-12-18 04:47:42,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:41" (1/1) ... [2020-12-18 04:47:42,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:41" (1/1) ... [2020-12-18 04:47:42,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:41" (1/1) ... [2020-12-18 04:47:42,115 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:41" (1/1) ... [2020-12-18 04:47:42,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:41" (1/1) ... [2020-12-18 04:47:42,135 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-18 04:47:42,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-18 04:47:42,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-18 04:47:42,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-18 04:47:42,144 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:41" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 04:47:42,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-18 04:47:42,228 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-18 04:47:42,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-18 04:47:42,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-18 04:47:42,229 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-18 04:47:42,229 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-18 04:47:42,229 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-18 04:47:42,229 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-18 04:47:42,230 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-18 04:47:42,230 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-18 04:47:42,230 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2020-12-18 04:47:42,230 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2020-12-18 04:47:42,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-18 04:47:42,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-18 04:47:42,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-18 04:47:42,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-18 04:47:42,232 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-18 04:47:42,646 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-18 04:47:42,646 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-18 04:47:42,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 04:47:42 BoogieIcfgContainer [2020-12-18 04:47:42,648 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-18 04:47:42,650 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-18 04:47:42,650 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-18 04:47:42,653 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-18 04:47:42,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 04:47:41" (1/3) ... [2020-12-18 04:47:42,654 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27d73144 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 04:47:42, skipping insertion in model container [2020-12-18 04:47:42,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:47:41" (2/3) ... [2020-12-18 04:47:42,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27d73144 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 04:47:42, skipping insertion in model container [2020-12-18 04:47:42,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 04:47:42" (3/3) ... [2020-12-18 04:47:42,656 INFO L111 eAbstractionObserver]: Analyzing ICFG safe027_tso.opt.i [2020-12-18 04:47:42,671 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-18 04:47:42,671 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-18 04:47:42,675 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-18 04:47:42,676 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-18 04:47:42,707 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,707 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,707 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,707 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,708 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,708 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,708 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,708 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,709 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,709 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,709 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,709 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,710 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,710 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,710 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,710 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,711 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,711 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,711 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,711 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,711 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,712 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,712 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,712 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,713 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,713 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,713 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,713 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,714 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,714 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,714 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,714 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,715 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,715 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,715 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,715 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,716 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,716 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,716 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,716 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,716 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,716 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,717 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,717 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,717 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,717 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,717 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,718 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,720 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,720 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,720 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,721 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,726 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,726 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,726 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,726 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,729 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,730 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,730 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,730 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,732 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,732 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,732 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,733 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:47:42,734 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-12-18 04:47:42,747 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-12-18 04:47:42,770 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 04:47:42,770 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 04:47:42,770 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 04:47:42,770 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 04:47:42,770 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 04:47:42,770 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 04:47:42,770 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 04:47:42,771 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 04:47:54,356 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 11568ms [2020-12-18 04:47:54,356 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 54313 states, but on-demand construction may add more states [2020-12-18 04:47:54,522 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 54313 states, 50656 states have (on average 1.49127447883765) internal successors, (75542), 54312 states have internal predecessors, (75542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Size of Word is: 69 and size of Sequence is : 70[2020-12-18 04:47:54,537 INFO L131 SleepSetCegar]: Size of mCounterexample is: 70 [2020-12-18 04:47:54,538 INFO L132 SleepSetCegar]: [106#[ULTIMATE.startENTRY]don't care, 108#[L-1]don't care, 110#[L-1-1]don't care, 112#[L17]don't care, 114#[L17-1]don't care, 116#[L17-2]don't care, 118#[L17-3]don't care, 120#[L17-4]don't care, 122#[L712]don't care, 124#[L714]don't care, 126#[L716]don't care, 128#[L718]don't care, 130#[L719]don't care, 132#[L720]don't care, 134#[L722]don't care, 136#[L724]don't care, 138#[L-1-2]don't care, 140#[L-1-3]don't care, 142#[L790]don't care, 144#[L790-1]don't care, 146#[L791]don't care, 148#[P0ENTRY, L791-1]don't care, 150#[P0ENTRY, L792]don't care, 154#[P0ENTRY, L792-1]don't care, 158#[P0ENTRY, L793]don't care, 162#[L793, L727]don't care, 166#[L793, L729]don't care, 170#[L793, L732]don't care, 174#[L793, L737]don't care, 180#[L793, P0FINAL]don't care, 184#[L793, P0EXIT]don't care, 186#[P0EXIT, P1ENTRY, L793-1]don't care, 188#[P0EXIT, L793-1, L742]don't care, 192#[P0EXIT, L793-1, L744]don't care, 198#[P0EXIT, L793-1, L749]don't care, 202#[P0EXIT, L793-1, P1FINAL]don't care, 204#[P0EXIT, L793-1, P1EXIT]don't care, 208#[P0EXIT, L794, P1EXIT]don't care, 210#[P0EXIT, P1EXIT, L794-1]don't care, 212#[P0EXIT, L795, P1EXIT]don't care, 214#[P2ENTRY, P0EXIT, P1EXIT, L795-1]don't care, 218#[P2ENTRY, P0EXIT, L796, P1EXIT]don't care, 222#[P2ENTRY, P0EXIT, L796-1, P1EXIT]don't care, 226#[P2ENTRY, L797, P0EXIT, P1EXIT]don't care, 230#[L797, P0EXIT, L754, P1EXIT]don't care, 234#[L797, P0EXIT, P1EXIT, L756]don't care, 238#[L797, P0EXIT, L759, P1EXIT]don't care, 242#[L797, P0EXIT, L764, P1EXIT]don't care, 246#[P2FINAL, L797, P0EXIT, P1EXIT]don't care, 250#[L797, P0EXIT, P2EXIT, P1EXIT]don't care, 252#[P3ENTRY, L797-1, P0EXIT, P2EXIT, P1EXIT]don't care, 254#[L769, L797-1, P0EXIT, P2EXIT, P1EXIT]don't care, 260#[L797-1, P0EXIT, L771, P2EXIT, P1EXIT]don't care, 262#[L797-1, P0EXIT, L776, P2EXIT, P1EXIT]don't care, 268#[L797-1, P0EXIT, P3FINAL, P2EXIT, P1EXIT]don't care, 272#[P3EXIT, L797-1, P0EXIT, P2EXIT, P1EXIT]don't care, 274#[P3EXIT, P0EXIT, L798, P2EXIT, P1EXIT]don't care, 276#[P3EXIT, P0EXIT, P2EXIT, L800, P1EXIT]don't care, 278#[P3EXIT, L801, P0EXIT, P2EXIT, P1EXIT]don't care, 280#[P3EXIT, P0EXIT, P2EXIT, L2, P1EXIT]don't care, 282#[P3EXIT, P0EXIT, L3, P2EXIT, P1EXIT]don't care, 286#[P3EXIT, L2-1, P0EXIT, P2EXIT, P1EXIT]don't care, 288#[P3EXIT, P0EXIT, P2EXIT, L806, P1EXIT]don't care, 290#[P3EXIT, P0EXIT, L807, P2EXIT, P1EXIT]don't care, 292#[P3EXIT, P0EXIT, P2EXIT, L18, P1EXIT]don't care, 294#[P3EXIT, P0EXIT, L18-1, P2EXIT, P1EXIT]don't care, 298#[P3EXIT, P0EXIT, L18-2, P2EXIT, P1EXIT]don't care, 300#[P3EXIT, P0EXIT, L17-5, P2EXIT, P1EXIT]don't care, 302#[L17-7, P3EXIT, P0EXIT, P2EXIT, P1EXIT]don't care, 308#[P3EXIT, P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]don't care] [2020-12-18 04:47:54,538 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 04:47:54,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 04:47:54,544 INFO L82 PathProgramCache]: Analyzing trace with hash -181758616, now seen corresponding path program 1 times [2020-12-18 04:47:54,554 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 04:47:54,554 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021071999] [2020-12-18 04:47:54,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 04:47:54,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 04:47:55,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-18 04:47:55,329 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021071999] [2020-12-18 04:47:55,330 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 04:47:55,331 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-18 04:47:55,331 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196252769] [2020-12-18 04:47:55,334 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-18 04:47:55,334 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 04:47:55,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-18 04:47:55,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-18 04:47:55,351 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 04:47:55,352 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 7 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-12-18 04:47:55,485 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-18 04:47:55,486 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@a78c5ed at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.checkImplication(TransFormulaUtils.java:1201) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.performInclusionCheck(SemanticIndependenceRelation.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.contains(SemanticIndependenceRelation.java:105) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.contains(SemanticIndependenceRelation.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.UnionIndependenceRelation.lambda$2(UnionIndependenceRelation.java:62) at java.base/java.util.stream.MatchOps$1MatchSink.accept(MatchOps.java:90) at java.base/java.util.Spliterators$ArraySpliterator.tryAdvance(Spliterators.java:958) at java.base/java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:127) at java.base/java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:502) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:488) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:230) at java.base/java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:196) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.anyMatch(ReferencePipeline.java:528) at de.uni_freiburg.informatik.ultimate.automata.partialorder.UnionIndependenceRelation.contains(UnionIndependenceRelation.java:62) at de.uni_freiburg.informatik.ultimate.automata.partialorder.CachedIndependenceRelation.contains(CachedIndependenceRelation.java:96) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetDelayReduction.lambda$0(SleepSetDelayReduction.java:171) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:176) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:913) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:578) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetDelayReduction.search(SleepSetDelayReduction.java:172) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetDelayReduction.(SleepSetDelayReduction.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.SleepSetCegar.isAbstractionEmpty(SleepSetCegar.java:120) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:378) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-18 04:47:55,492 INFO L168 Benchmark]: Toolchain (without parser) took 14338.55 ms. Allocated memory was 329.3 MB in the beginning and 1.1 GB in the end (delta: 723.5 MB). Free memory was 303.7 MB in the beginning and 885.0 MB in the end (delta: -581.3 MB). Peak memory consumption was 142.4 MB. Max. memory is 16.0 GB. [2020-12-18 04:47:55,493 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 329.3 MB. Free memory is still 298.9 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 04:47:55,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 768.92 ms. Allocated memory is still 329.3 MB. Free memory was 303.4 MB in the beginning and 272.2 MB in the end (delta: 31.1 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. [2020-12-18 04:47:55,494 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.91 ms. Allocated memory is still 329.3 MB. Free memory was 272.2 MB in the beginning and 270.3 MB in the end (delta: 1.9 MB). There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 04:47:55,495 INFO L168 Benchmark]: Boogie Preprocessor took 120.61 ms. Allocated memory is still 329.3 MB. Free memory was 270.3 MB in the beginning and 311.0 MB in the end (delta: -40.7 MB). Peak memory consumption was 4.4 MB. Max. memory is 16.0 GB. [2020-12-18 04:47:55,496 INFO L168 Benchmark]: RCFGBuilder took 509.03 ms. Allocated memory is still 329.3 MB. Free memory was 311.0 MB in the beginning and 286.9 MB in the end (delta: 24.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. [2020-12-18 04:47:55,497 INFO L168 Benchmark]: TraceAbstraction took 12839.08 ms. Allocated memory was 329.3 MB in the beginning and 1.1 GB in the end (delta: 723.5 MB). Free memory was 285.8 MB in the beginning and 885.0 MB in the end (delta: -599.2 MB). Peak memory consumption was 125.4 MB. Max. memory is 16.0 GB. [2020-12-18 04:47:55,502 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 329.3 MB. Free memory is still 298.9 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 768.92 ms. Allocated memory is still 329.3 MB. Free memory was 303.4 MB in the beginning and 272.2 MB in the end (delta: 31.1 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 86.91 ms. Allocated memory is still 329.3 MB. Free memory was 272.2 MB in the beginning and 270.3 MB in the end (delta: 1.9 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 120.61 ms. Allocated memory is still 329.3 MB. Free memory was 270.3 MB in the beginning and 311.0 MB in the end (delta: -40.7 MB). Peak memory consumption was 4.4 MB. Max. memory is 16.0 GB. * RCFGBuilder took 509.03 ms. Allocated memory is still 329.3 MB. Free memory was 311.0 MB in the beginning and 286.9 MB in the end (delta: 24.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 12839.08 ms. Allocated memory was 329.3 MB in the beginning and 1.1 GB in the end (delta: 723.5 MB). Free memory was 285.8 MB in the beginning and 885.0 MB in the end (delta: -599.2 MB). Peak memory consumption was 125.4 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@a78c5ed de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@a78c5ed: 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...