/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/safe037_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 08:56:31,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 08:56:31,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 08:56:31,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 08:56:31,366 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 08:56:31,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 08:56:31,374 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 08:56:31,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 08:56:31,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 08:56:31,393 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 08:56:31,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 08:56:31,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 08:56:31,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 08:56:31,401 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 08:56:31,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 08:56:31,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 08:56:31,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 08:56:31,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 08:56:31,417 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 08:56:31,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 08:56:31,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 08:56:31,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 08:56:31,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 08:56:31,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 08:56:31,441 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-18 08:56:31,447 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-18 08:56:31,449 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-18 08:56:31,451 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-18 08:56:31,452 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-18 08:56:31,453 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-18 08:56:31,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-18 08:56:31,455 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-18 08:56:31,455 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-18 08:56:31,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 08:56:31,457 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 08:56:31,457 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 08:56:31,458 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 08:56:31,512 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 08:56:31,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 08:56:31,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 08:56:31,518 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 08:56:31,518 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 08:56:31,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 08:56:31,519 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 08:56:31,519 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 08:56:31,520 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 08:56:31,520 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 08:56:31,521 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 08:56:31,522 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 08:56:31,522 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 08:56:31,522 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 08:56:31,522 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 08:56:31,523 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 08:56:31,523 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 08:56:31,523 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 08:56:31,523 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 08:56:31,524 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 08:56:31,524 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 08:56:31,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 08:56:31,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 08:56:31,525 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 08:56:31,525 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 08:56:31,526 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 08:56:31,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 08:56:31,526 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 08:56:31,526 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2020-12-18 08:56:31,527 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2020-12-18 08:56:31,527 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 08:56:31,527 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 08:56:31,528 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-18 08:56:31,528 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 08:56:31,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 08:56:32,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 08:56:32,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 08:56:32,043 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 08:56:32,044 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 08:56:32,045 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe037_tso.opt.i [2020-12-18 08:56:32,133 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9c50ff85/ed7fd2a78fb24ae39a7461ea8754efa9/FLAGfe185c9f3 [2020-12-18 08:56:32,829 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 08:56:32,829 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe037_tso.opt.i [2020-12-18 08:56:32,853 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9c50ff85/ed7fd2a78fb24ae39a7461ea8754efa9/FLAGfe185c9f3 [2020-12-18 08:56:33,124 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9c50ff85/ed7fd2a78fb24ae39a7461ea8754efa9 [2020-12-18 08:56:33,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 08:56:33,133 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 08:56:33,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 08:56:33,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 08:56:33,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 08:56:33,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 08:56:33" (1/1) ... [2020-12-18 08:56:33,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21048087 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:56:33, skipping insertion in model container [2020-12-18 08:56:33,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 08:56:33" (1/1) ... [2020-12-18 08:56:33,157 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 08:56:33,230 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 08:56:33,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 08:56:33,580 INFO L203 MainTranslator]: Completed pre-run [2020-12-18 08:56:33,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 08:56:33,754 INFO L208 MainTranslator]: Completed translation [2020-12-18 08:56:33,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:56:33 WrapperNode [2020-12-18 08:56:33,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 08:56:33,758 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-18 08:56:33,759 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-18 08:56:33,759 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-18 08:56:33,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:56:33" (1/1) ... [2020-12-18 08:56:33,799 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:56:33" (1/1) ... [2020-12-18 08:56:33,879 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-18 08:56:33,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-18 08:56:33,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-18 08:56:33,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-18 08:56:33,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:56:33" (1/1) ... [2020-12-18 08:56:33,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:56:33" (1/1) ... [2020-12-18 08:56:33,906 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:56:33" (1/1) ... [2020-12-18 08:56:33,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:56:33" (1/1) ... [2020-12-18 08:56:33,913 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:56:33" (1/1) ... [2020-12-18 08:56:33,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:56:33" (1/1) ... [2020-12-18 08:56:33,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:56:33" (1/1) ... [2020-12-18 08:56:33,921 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-18 08:56:33,922 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-18 08:56:33,922 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-18 08:56:33,923 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-18 08:56:33,924 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:56:33" (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 08:56:34,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-18 08:56:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-18 08:56:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-18 08:56:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-18 08:56:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-18 08:56:34,003 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-18 08:56:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-18 08:56:34,004 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-18 08:56:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-18 08:56:34,004 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-18 08:56:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-18 08:56:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-18 08:56:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-18 08:56:34,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-18 08:56:34,007 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 08:56:34,426 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-18 08:56:34,426 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-18 08:56:34,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 08:56:34 BoogieIcfgContainer [2020-12-18 08:56:34,429 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-18 08:56:34,431 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-18 08:56:34,431 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-18 08:56:34,435 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-18 08:56:34,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 08:56:33" (1/3) ... [2020-12-18 08:56:34,436 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eb61046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 08:56:34, skipping insertion in model container [2020-12-18 08:56:34,436 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:56:33" (2/3) ... [2020-12-18 08:56:34,437 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eb61046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 08:56:34, skipping insertion in model container [2020-12-18 08:56:34,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 08:56:34" (3/3) ... [2020-12-18 08:56:34,438 INFO L111 eAbstractionObserver]: Analyzing ICFG safe037_tso.opt.i [2020-12-18 08:56:34,457 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-18 08:56:34,457 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-18 08:56:34,462 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-18 08:56:34,463 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-18 08:56:34,501 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,501 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,501 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,502 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,502 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,502 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,502 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,502 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,503 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,503 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,504 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,504 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,504 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,505 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,505 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,505 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,505 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,505 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,506 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,506 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,506 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,507 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,507 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,507 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,508 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,508 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,509 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,509 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,509 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,509 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,510 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,510 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,510 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,513 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,513 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,513 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,520 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,521 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,526 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,526 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,527 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,527 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:56:34,530 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-12-18 08:56:34,545 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-12-18 08:56:34,569 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 08:56:34,569 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 08:56:34,569 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 08:56:34,570 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 08:56:34,570 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 08:56:34,570 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 08:56:34,570 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 08:56:34,570 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 08:56:37,355 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 2764ms [2020-12-18 08:56:37,356 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 9849 states, but on-demand construction may add more states [2020-12-18 08:56:37,381 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 9849 states, 8911 states have (on average 1.4191448771181685) internal successors, (12646), 9848 states have internal predecessors, (12646), 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: 62 and size of Sequence is : 63[2020-12-18 08:56:37,395 INFO L131 SleepSetCegar]: Size of mCounterexample is: 63 [2020-12-18 08:56:37,396 INFO L132 SleepSetCegar]: [92#[ULTIMATE.startENTRY]don't care, 95#[L-1]don't care, 98#[L-1-1]don't care, 101#[L17]don't care, 104#[L17-1]don't care, 107#[L17-2]don't care, 110#[L17-3]don't care, 113#[L17-4]don't care, 116#[L711]don't care, 119#[L713]don't care, 122#[L715]don't care, 125#[L716]don't care, 128#[L717]don't care, 131#[L719]don't care, 134#[L721]don't care, 137#[L723]don't care, 140#[L-1-2]don't care, 143#[L-1-3]don't care, 146#[L786]don't care, 149#[L786-1]don't care, 152#[L787]don't care, 155#[P0ENTRY, L787-1]don't care, 158#[L726, L787-1]don't care, 164#[L787-1, L728]don't care, 170#[L787-1, L733]don't care, 176#[L787-1, L738]don't care, 182#[L787-1, P0FINAL]don't care, 190#[P0EXIT, L787-1]don't care, 194#[P0EXIT, L788]don't care, 197#[P0EXIT, L788-1]don't care, 200#[P0EXIT, L789]don't care, 203#[P0EXIT, L789-1, P1ENTRY]don't care, 206#[P0EXIT, P1ENTRY, L790]don't care, 214#[P0EXIT, L743, L790]don't care, 220#[P0EXIT, L745, L790]don't care, 226#[P0EXIT, L750, L790]don't care, 232#[P0EXIT, L755, L790]don't care, 238#[P0EXIT, P1FINAL, L790]don't care, 244#[P0EXIT, P1EXIT, L790]don't care, 248#[L790-1, P0EXIT, P1EXIT]don't care, 251#[P0EXIT, P1EXIT, L791]don't care, 254#[L791-1, P0EXIT, P2ENTRY, P1EXIT]don't care, 259#[P0EXIT, P2ENTRY, P1EXIT, L792]don't care, 265#[P0EXIT, P2ENTRY, P1EXIT, L794]don't care, 271#[P0EXIT, P2ENTRY, P1EXIT, L795]don't care, 277#[P0EXIT, P2ENTRY, P1EXIT, L2]don't care, 283#[P0EXIT, P2ENTRY, L3, P1EXIT]don't care, 289#[P0EXIT, L3, P1EXIT, L760]don't care, 300#[P0EXIT, L762, L3, P1EXIT]don't care, 309#[P0EXIT, L3, P1EXIT, L767]don't care, 318#[P0EXIT, L3, P1EXIT, L772]don't care, 327#[P2FINAL, P0EXIT, L3, P1EXIT]don't care, 336#[P0EXIT, P2EXIT, L3, P1EXIT]don't care, 341#[P0EXIT, L3-1, P2EXIT, P1EXIT]don't care, 343#[P0EXIT, P2EXIT, P1EXIT, L2-1]don't care, 348#[P0EXIT, P2EXIT, P1EXIT, L800]don't care, 351#[P0EXIT, P2EXIT, P1EXIT, L801]don't care, 354#[P0EXIT, P2EXIT, P1EXIT, L18]don't care, 357#[P0EXIT, P2EXIT, L18-1, P1EXIT]don't care, 360#[P0EXIT, P2EXIT, L18-2, P1EXIT]don't care, 366#[P0EXIT, P2EXIT, P1EXIT, L17-5]don't care, 371#[P0EXIT, P2EXIT, P1EXIT, L17-7]don't care, 403#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]don't care] [2020-12-18 08:56:37,396 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 08:56:37,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 08:56:37,403 INFO L82 PathProgramCache]: Analyzing trace with hash 658311588, now seen corresponding path program 1 times [2020-12-18 08:56:37,413 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 08:56:37,414 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196425108] [2020-12-18 08:56:37,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 08:56:37,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 08:56:37,752 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 08:56:37,752 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196425108] [2020-12-18 08:56:37,753 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 08:56:37,754 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-18 08:56:37,755 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129112824] [2020-12-18 08:56:37,758 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-18 08:56:37,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 08:56:37,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-18 08:56:37,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-18 08:56:37,775 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 08:56:37,775 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 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 08:56:37,790 INFO L131 SleepSetCegar]: Size of mCounterexample is: 62 [2020-12-18 08:56:37,791 INFO L132 SleepSetCegar]: [53197#[ULTIMATE.startENTRY]true, 53199#[L-1]true, 53201#[L-1-1]true, 53203#[L17]true, 53205#[L17-1]true, 53207#[L17-2]true, 53209#[L17-3]true, 53211#[L17-4]true, 53213#[L711]true, 53215#[L713]true, 53217#[L715]true, 53219#[L716]true, 53221#[L717]true, 53223#[L719]true, 53225#[L721]true, 53227#[L723]true, 53229#[L-1-2]true, 53231#[L-1-3]true, 53233#[L786]true, 53235#[L786-1]true, 53237#[L787]true, 53239#[P0ENTRY, L787-1]true, 53241#[L726, L787-1]true, 53245#[L787-1, L728]true, 53249#[L787-1, L733]true, 53253#[L787-1, L738]true, 53257#[L787-1, P0FINAL]true, 53261#[P0EXIT, L787-1]true, 53265#[P0EXIT, L788]true, 53267#[P0EXIT, L788-1]true, 53269#[P0EXIT, L789]true, 53271#[P0EXIT, L789-1, P1ENTRY]true, 53274#[P0EXIT, P1ENTRY, L790]true, 53277#[P0EXIT, L743, L790]true, 53281#[P0EXIT, L745, L790]true, 53285#[P0EXIT, L750, L790]true, 53289#[P0EXIT, L755, L790]true, 53293#[P0EXIT, P1FINAL, L790]true, 53297#[P0EXIT, P1EXIT, L790]true, 53301#[L790-1, P0EXIT, P1EXIT]true, 53303#[P0EXIT, P1EXIT, L791]true, 53305#[L791-1, P0EXIT, P2ENTRY, P1EXIT]true, 53307#[P0EXIT, P2ENTRY, P1EXIT, L792]true, 53311#[P0EXIT, P2ENTRY, P1EXIT, L794]true, 53315#[P0EXIT, P2ENTRY, P1EXIT, L795]true, 53319#[P0EXIT, P2ENTRY, P1EXIT, L2]true, 53323#[P0EXIT, P2ENTRY, L3, P1EXIT]true, 53327#[P0EXIT, L3, P1EXIT, L760]true, 53333#[P0EXIT, L762, L3, P1EXIT]true, 53339#[P0EXIT, L3, P1EXIT, L767]true, 53345#[P0EXIT, L3, P1EXIT, L772]true, 53351#[P2FINAL, P0EXIT, L3, P1EXIT]true, 53357#[P0EXIT, P2EXIT, L3, P1EXIT]true, 53364#[P0EXIT, P2EXIT, P1EXIT, L2-1]true, 53430#[P0EXIT, P2EXIT, P1EXIT, L800]true, 53432#[P0EXIT, P2EXIT, P1EXIT, L801]true, 53434#[P0EXIT, P2EXIT, P1EXIT, L18]true, 53436#[P0EXIT, P2EXIT, L18-1, P1EXIT]true, 53438#[P0EXIT, P2EXIT, L18-2, P1EXIT]true, 53442#[P0EXIT, P2EXIT, P1EXIT, L17-5]true, 53444#[P0EXIT, P2EXIT, P1EXIT, L17-7]true, 53457#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]true] [2020-12-18 08:56:37,792 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-18 08:56:37,792 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 08:56:37,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 08:56:37,793 INFO L82 PathProgramCache]: Analyzing trace with hash -993301069, now seen corresponding path program 1 times [2020-12-18 08:56:37,793 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 08:56:37,794 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168655276] [2020-12-18 08:56:37,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 08:56:37,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 08:56:38,015 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 08:56:38,015 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168655276] [2020-12-18 08:56:38,016 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 08:56:38,016 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-18 08:56:38,016 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136582388] [2020-12-18 08:56:38,018 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-18 08:56:38,019 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 08:56:38,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-18 08:56:38,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-18 08:56:38,020 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 08:56:38,021 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 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) [2020-12-18 08:56:38,179 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-18 08:56:38,180 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@56a2eb8c 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 08:56:38,186 INFO L168 Benchmark]: Toolchain (without parser) took 5051.60 ms. Allocated memory was 302.0 MB in the beginning and 364.9 MB in the end (delta: 62.9 MB). Free memory was 277.1 MB in the beginning and 263.2 MB in the end (delta: 13.9 MB). Peak memory consumption was 79.3 MB. Max. memory is 16.0 GB. [2020-12-18 08:56:38,187 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 302.0 MB. Free memory was 271.7 MB in the beginning and 271.6 MB in the end (delta: 115.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 08:56:38,188 INFO L168 Benchmark]: CACSL2BoogieTranslator took 622.11 ms. Allocated memory is still 302.0 MB. Free memory was 276.9 MB in the beginning and 246.2 MB in the end (delta: 30.7 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. [2020-12-18 08:56:38,189 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.93 ms. Allocated memory is still 302.0 MB. Free memory was 246.0 MB in the beginning and 284.4 MB in the end (delta: -38.4 MB). Peak memory consumption was 4.7 MB. Max. memory is 16.0 GB. [2020-12-18 08:56:38,190 INFO L168 Benchmark]: Boogie Preprocessor took 41.63 ms. Allocated memory is still 302.0 MB. Free memory was 284.4 MB in the beginning and 282.3 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 08:56:38,191 INFO L168 Benchmark]: RCFGBuilder took 506.41 ms. Allocated memory is still 302.0 MB. Free memory was 282.3 MB in the beginning and 259.2 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. [2020-12-18 08:56:38,191 INFO L168 Benchmark]: TraceAbstraction took 3752.83 ms. Allocated memory was 302.0 MB in the beginning and 364.9 MB in the end (delta: 62.9 MB). Free memory was 259.2 MB in the beginning and 263.2 MB in the end (delta: -4.0 MB). Peak memory consumption was 62.1 MB. Max. memory is 16.0 GB. [2020-12-18 08:56:38,196 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 302.0 MB. Free memory was 271.7 MB in the beginning and 271.6 MB in the end (delta: 115.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 622.11 ms. Allocated memory is still 302.0 MB. Free memory was 276.9 MB in the beginning and 246.2 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 120.93 ms. Allocated memory is still 302.0 MB. Free memory was 246.0 MB in the beginning and 284.4 MB in the end (delta: -38.4 MB). Peak memory consumption was 4.7 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 41.63 ms. Allocated memory is still 302.0 MB. Free memory was 284.4 MB in the beginning and 282.3 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 506.41 ms. Allocated memory is still 302.0 MB. Free memory was 282.3 MB in the beginning and 259.2 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 3752.83 ms. Allocated memory was 302.0 MB in the beginning and 364.9 MB in the end (delta: 62.9 MB). Free memory was 259.2 MB in the beginning and 263.2 MB in the end (delta: -4.0 MB). Peak memory consumption was 62.1 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@56a2eb8c de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@56a2eb8c: 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...