/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -s ../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-noLbe.epf -i ../../../trunk/examples/svcomp/pthread-lit/qw2004_variant.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-21b0908 [2022-07-22 11:40:07,223 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 11:40:07,227 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 11:40:07,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-07-22 11:40:07,343 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 11:40:07,347 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 11:40:07,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 11:40:07,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 11:40:07,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 11:40:07,357 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 11:40:07,361 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 11:40:07,371 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 11:40:07,374 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 11:40:07,375 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 11:40:07,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 11:40:07,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 11:40:07,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 11:40:07,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-07-22 11:40:07,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 11:40:07,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 11:40:07,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 11:40:07,416 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-noLbe.epf [2022-07-22 11:40:07,464 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 11:40:07,465 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 11:40:07,466 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 11:40:07,466 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 11:40:07,468 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 11:40:07,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 11:40:07,468 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 11:40:07,469 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-22 11:40:07,469 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-22 11:40:07,470 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-22 11:40:07,471 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-22 11:40:07,471 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-22 11:40:07,471 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-22 11:40:07,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 11:40:07,471 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 11:40:07,472 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-22 11:40:07,472 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 11:40:07,472 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 11:40:07,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 11:40:07,472 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-22 11:40:07,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-22 11:40:07,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-22 11:40:07,473 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 11:40:07,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 11:40:07,474 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-22 11:40:07,474 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 11:40:07,474 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-22 11:40:07,474 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 11:40:07,475 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 11:40:07,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 11:40:07,476 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 11:40:07,476 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 11:40:07,479 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-22 11:40:07,479 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-07-22 11:40:07,927 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 11:40:07,959 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 11:40:07,962 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 11:40:07,964 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 11:40:07,965 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 11:40:07,967 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/qw2004_variant.i [2022-07-22 11:40:08,049 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f3d5dd97/10065805e9ab43d2a0c945265f5cb7b8/FLAGb43e7d345 [2022-07-22 11:40:08,783 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 11:40:08,784 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/qw2004_variant.i [2022-07-22 11:40:08,805 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f3d5dd97/10065805e9ab43d2a0c945265f5cb7b8/FLAGb43e7d345 [2022-07-22 11:40:09,085 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f3d5dd97/10065805e9ab43d2a0c945265f5cb7b8 [2022-07-22 11:40:09,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 11:40:09,096 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-07-22 11:40:09,100 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 11:40:09,100 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 11:40:09,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 11:40:09,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 11:40:09" (1/1) ... [2022-07-22 11:40:09,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3308589 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:09, skipping insertion in model container [2022-07-22 11:40:09,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 11:40:09" (1/1) ... [2022-07-22 11:40:09,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 11:40:09,188 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 11:40:09,597 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/qw2004_variant.i[30003,30016] [2022-07-22 11:40:09,630 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 11:40:09,643 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 11:40:09,716 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/qw2004_variant.i[30003,30016] [2022-07-22 11:40:09,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 11:40:09,784 INFO L208 MainTranslator]: Completed translation [2022-07-22 11:40:09,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:09 WrapperNode [2022-07-22 11:40:09,785 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 11:40:09,786 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 11:40:09,786 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 11:40:09,786 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 11:40:09,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:09" (1/1) ... [2022-07-22 11:40:09,810 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:09" (1/1) ... [2022-07-22 11:40:09,836 INFO L137 Inliner]: procedures = 174, calls = 23, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 94 [2022-07-22 11:40:09,837 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 11:40:09,838 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 11:40:09,838 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 11:40:09,838 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 11:40:09,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:09" (1/1) ... [2022-07-22 11:40:09,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:09" (1/1) ... [2022-07-22 11:40:09,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:09" (1/1) ... [2022-07-22 11:40:09,851 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:09" (1/1) ... [2022-07-22 11:40:09,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:09" (1/1) ... [2022-07-22 11:40:09,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:09" (1/1) ... [2022-07-22 11:40:09,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:09" (1/1) ... [2022-07-22 11:40:09,868 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 11:40:09,869 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 11:40:09,870 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 11:40:09,870 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 11:40:09,871 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:09" (1/1) ... [2022-07-22 11:40:09,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 11:40:09,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 11:40:09,911 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 11:40:09,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-07-22 11:40:09,999 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2022-07-22 11:40:09,999 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2022-07-22 11:40:09,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-22 11:40:09,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-07-22 11:40:09,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 11:40:10,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 11:40:10,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 11:40:10,000 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpAdd [2022-07-22 11:40:10,000 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpAdd [2022-07-22 11:40:10,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 11:40:10,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-07-22 11:40:10,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 11:40:10,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 11:40:10,003 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-07-22 11:40:10,118 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 11:40:10,120 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 11:40:10,329 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 11:40:10,447 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 11:40:10,447 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-22 11:40:10,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 11:40:10 BoogieIcfgContainer [2022-07-22 11:40:10,454 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 11:40:10,456 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-22 11:40:10,456 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-22 11:40:10,461 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-22 11:40:10,462 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 11:40:10,463 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.07 11:40:09" (1/3) ... [2022-07-22 11:40:10,464 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2b6402ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 11:40:10, skipping insertion in model container [2022-07-22 11:40:10,464 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 11:40:10,465 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:09" (2/3) ... [2022-07-22 11:40:10,465 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2b6402ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 11:40:10, skipping insertion in model container [2022-07-22 11:40:10,466 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 11:40:10,466 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 11:40:10" (3/3) ... [2022-07-22 11:40:10,470 INFO L322 chiAutomizerObserver]: Analyzing ICFG qw2004_variant.i [2022-07-22 11:40:10,633 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-07-22 11:40:10,688 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 96 places, 97 transitions, 204 flow [2022-07-22 11:40:10,788 INFO L129 PetriNetUnfolder]: 7/107 cut-off events. [2022-07-22 11:40:10,789 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-07-22 11:40:10,795 INFO L84 FinitePrefix]: Finished finitePrefix Result has 115 conditions, 107 events. 7/107 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 153 event pairs, 0 based on Foata normal form. 0/99 useless extension candidates. Maximal degree in co-relation 84. Up to 4 conditions per place. [2022-07-22 11:40:10,795 INFO L82 GeneralOperation]: Start removeDead. Operand has 96 places, 97 transitions, 204 flow [2022-07-22 11:40:10,807 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 95 places, 95 transitions, 198 flow [2022-07-22 11:40:10,825 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 11:40:10,826 INFO L301 stractBuchiCegarLoop]: Hoare is false [2022-07-22 11:40:10,826 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 11:40:10,826 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 11:40:10,826 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 11:40:10,826 INFO L305 stractBuchiCegarLoop]: Difference is false [2022-07-22 11:40:10,828 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 11:40:10,828 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 11:40:10,830 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-07-22 11:40:11,820 INFO L131 ngComponentsAnalysis]: Automaton has 459 accepting balls. 459 [2022-07-22 11:40:11,820 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 11:40:11,820 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 11:40:11,828 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 11:40:11,828 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 11:40:11,829 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 11:40:11,829 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 8542 states, but on-demand construction may add more states [2022-07-22 11:40:12,031 INFO L131 ngComponentsAnalysis]: Automaton has 459 accepting balls. 459 [2022-07-22 11:40:12,031 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 11:40:12,038 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 11:40:12,041 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 11:40:12,041 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 11:40:12,057 INFO L748 eck$LassoCheckResult]: Stem: 99#[ULTIMATE.startENTRY]don't care [228] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 102#[L-1]don't care [209] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] 104#[L-1-1]don't care [236] L-1-1-->L-1-2: Formula: (= (select |v_#valid_3| 0) 0) InVars {#valid=|v_#valid_3|} OutVars{#valid=|v_#valid_3|} AuxVars[] AssignedVars[] 106#[L-1-2]don't care [238] L-1-2-->L683: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 108#[L683]don't care [167] L683-->L683-1: Formula: (and (= (select |v_#valid_4| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_4|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[] 110#[L683-1]don't care [226] L683-1-->L683-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] 112#[L683-2]don't care [208] L683-2-->L683-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] 114#[L683-3]don't care [232] L683-3-->L683-4: Formula: (and (= 9 (select |v_#length_2| 2)) (= (select |v_#valid_5| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_5|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_5|} AuxVars[] AssignedVars[] 116#[L683-4]don't care [158] L683-4-->L698: Formula: (= v_~stoppingFlag~0_4 0) InVars {} OutVars{~stoppingFlag~0=v_~stoppingFlag~0_4} AuxVars[] AssignedVars[~stoppingFlag~0] 118#[L698]don't care [197] L698-->L699: Formula: (= v_~pendingIo~0_11 0) InVars {} OutVars{~pendingIo~0=v_~pendingIo~0_11} AuxVars[] AssignedVars[~pendingIo~0] 120#[L699]don't care [213] L699-->L700: Formula: (= v_~stoppingEvent~0_4 0) InVars {} OutVars{~stoppingEvent~0=v_~stoppingEvent~0_4} AuxVars[] AssignedVars[~stoppingEvent~0] 122#[L700]don't care [239] L700-->L-1-3: Formula: (= v_~stopped~0_3 0) InVars {} OutVars{~stopped~0=v_~stopped~0_3} AuxVars[] AssignedVars[~stopped~0] 124#[L-1-3]don't care [243] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 126#[L-1-4]don't care [221] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 128#[L-1-5]don't care [174] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 130#[L-1-6]don't care [214] L-1-6-->L737: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_3|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_2|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_3|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_4|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_1|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t~0#1.offset, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post7#1, ULTIMATE.start_main_#t~pre8#1, ULTIMATE.start_main_~#t~0#1.base] 132#[L737]don't care [186] L737-->L737-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t~0#1.base_4| 0)) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t~0#1.base_4|) (= |v_ULTIMATE.start_main_~#t~0#1.offset_4| 0) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t~0#1.base_4|) 0) (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t~0#1.base_4| 4) |v_#length_3|) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t~0#1.base_4| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_4|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_4|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t~0#1.base] 134#[L737-1]don't care [203] L737-1-->L739: Formula: true InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 136#[L739]don't care [154] L739-->L740: Formula: (= v_~pendingIo~0_12 1) InVars {} OutVars{~pendingIo~0=v_~pendingIo~0_12} AuxVars[] AssignedVars[~pendingIo~0] 138#[L740]don't care [222] L740-->L741: Formula: (= v_~stoppingFlag~0_5 0) InVars {} OutVars{~stoppingFlag~0=v_~stoppingFlag~0_5} AuxVars[] AssignedVars[~stoppingFlag~0] 140#[L741]don't care [231] L741-->L742: Formula: (= v_~stoppingEvent~0_5 0) InVars {} OutVars{~stoppingEvent~0=v_~stoppingEvent~0_5} AuxVars[] AssignedVars[~stoppingEvent~0] 142#[L742]don't care [206] L742-->L743: Formula: (= v_~stopped~0_4 0) InVars {} OutVars{~stopped~0=v_~stopped~0_4} AuxVars[] AssignedVars[~stopped~0] 144#[L743]don't care [235] L743-->L743-1: Formula: (= |v_ULTIMATE.start_main_#t~pre5#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_2|, #pthreadsForks=|v_#pthreadsForks_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 146#[L743-1]don't care [233] L743-1-->L743-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 148#[L743-2]don't care [155] L743-2-->L743-3: Formula: (and (= (select |v_#valid_8| |v_ULTIMATE.start_main_~#t~0#1.base_5|) 1) (<= (+ |v_ULTIMATE.start_main_~#t~0#1.offset_5| 4) (select |v_#length_5| |v_ULTIMATE.start_main_~#t~0#1.base_5|)) (<= 0 |v_ULTIMATE.start_main_~#t~0#1.offset_5|) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~0#1.base_5| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~0#1.base_5|) |v_ULTIMATE.start_main_~#t~0#1.offset_5| |v_ULTIMATE.start_main_#t~pre5#1_3|)) |v_#memory_int_3|)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_5|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_4|, #length=|v_#length_5|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_5|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_5|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_5|} AuxVars[] AssignedVars[#memory_int] 150#[L743-3]don't care [298] L743-3-->BCSP_PnpStopENTRY: Formula: (and (= |v_BCSP_PnpStopThread1of1ForFork1_#in~arg#1.base_4| 0) (= v_BCSP_PnpStopThread1of1ForFork1_thidvar1_2 0) (= |v_ULTIMATE.start_main_#t~pre5#1_6| v_BCSP_PnpStopThread1of1ForFork1_thidvar0_2) (= |v_BCSP_PnpStopThread1of1ForFork1_#in~arg#1.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|} OutVars{BCSP_PnpStopThread1of1ForFork1_~arg#1.offset=|v_BCSP_PnpStopThread1of1ForFork1_~arg#1.offset_4|, BCSP_PnpStopThread1of1ForFork1_assume_abort_if_not_#in~cond#1=|v_BCSP_PnpStopThread1of1ForFork1_assume_abort_if_not_#in~cond#1_6|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|, BCSP_PnpStopThread1of1ForFork1_#in~arg#1.offset=|v_BCSP_PnpStopThread1of1ForFork1_#in~arg#1.offset_4|, BCSP_PnpStopThread1of1ForFork1_#res#1.offset=|v_BCSP_PnpStopThread1of1ForFork1_#res#1.offset_4|, BCSP_PnpStopThread1of1ForFork1_#in~arg#1.base=|v_BCSP_PnpStopThread1of1ForFork1_#in~arg#1.base_4|, BCSP_PnpStopThread1of1ForFork1_assume_abort_if_not_~cond#1=|v_BCSP_PnpStopThread1of1ForFork1_assume_abort_if_not_~cond#1_10|, BCSP_PnpStopThread1of1ForFork1_#res#1.base=|v_BCSP_PnpStopThread1of1ForFork1_#res#1.base_4|, BCSP_PnpStopThread1of1ForFork1_~arg#1.base=|v_BCSP_PnpStopThread1of1ForFork1_~arg#1.base_4|, BCSP_PnpStopThread1of1ForFork1_thidvar0=v_BCSP_PnpStopThread1of1ForFork1_thidvar0_2, BCSP_PnpStopThread1of1ForFork1_BCSP_IoDecrement_#t~post3#1=|v_BCSP_PnpStopThread1of1ForFork1_BCSP_IoDecrement_#t~post3#1_6|, BCSP_PnpStopThread1of1ForFork1_thidvar1=v_BCSP_PnpStopThread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[BCSP_PnpStopThread1of1ForFork1_~arg#1.offset, BCSP_PnpStopThread1of1ForFork1_assume_abort_if_not_#in~cond#1, BCSP_PnpStopThread1of1ForFork1_#in~arg#1.offset, BCSP_PnpStopThread1of1ForFork1_#res#1.offset, BCSP_PnpStopThread1of1ForFork1_#in~arg#1.base, BCSP_PnpStopThread1of1ForFork1_assume_abort_if_not_~cond#1, BCSP_PnpStopThread1of1ForFork1_#res#1.base, BCSP_PnpStopThread1of1ForFork1_~arg#1.base, BCSP_PnpStopThread1of1ForFork1_thidvar0, BCSP_PnpStopThread1of1ForFork1_BCSP_IoDecrement_#t~post3#1, BCSP_PnpStopThread1of1ForFork1_thidvar1] 152#[L743-4, BCSP_PnpStopENTRY]don't care [218] L743-4-->L743-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 156#[L743-5, BCSP_PnpStopENTRY]don't care [184] L743-5-->L744: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] 162#[L744, BCSP_PnpStopENTRY]don't care [207] L744-->L744-6: Formula: (= |v_ULTIMATE.start_main_~i~0#1_5| 0) InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 170#[L744-6, BCSP_PnpStopENTRY]don't care [179] L744-6-->L745: Formula: (< |v_ULTIMATE.start_main_~i~0#1_7| 10) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 182#[L745, BCSP_PnpStopENTRY]don't care [161] L745-->L745-1: Formula: (= |v_ULTIMATE.start_main_#t~pre8#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre8#1] 198#[BCSP_PnpStopENTRY, L745-1]don't care [227] L745-1-->L745-2: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] 218#[L745-2, BCSP_PnpStopENTRY]don't care [223] L745-2-->L745-3: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t~0#1.offset_6|) (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t~0#1.base_6| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t~0#1.base_6|) |v_ULTIMATE.start_main_~#t~0#1.offset_6| |v_ULTIMATE.start_main_#t~pre8#1_3|)) |v_#memory_int_5|) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t~0#1.base_6|) 1) (<= (+ |v_ULTIMATE.start_main_~#t~0#1.offset_6| 4) (select |v_#length_6| |v_ULTIMATE.start_main_~#t~0#1.base_6|))) InVars {ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_6|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_6|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_3|, #length=|v_#length_6|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_6|} OutVars{ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_6|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_5|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_3|, #length=|v_#length_6|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_6|} AuxVars[] AssignedVars[#memory_int] 242#[L745-3, BCSP_PnpStopENTRY]don't care [295] L745-3-->BCSP_PnpAddENTRY: Formula: (and (= |v_BCSP_PnpAddThread1of1ForFork0_#in~arg#1.offset_4| 0) (= v_BCSP_PnpAddThread1of1ForFork0_thidvar1_2 0) (= |v_BCSP_PnpAddThread1of1ForFork0_#in~arg#1.base_4| 0) (= |v_ULTIMATE.start_main_#t~pre8#1_6| v_BCSP_PnpAddThread1of1ForFork0_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_6|} OutVars{BCSP_PnpAddThread1of1ForFork0_#in~arg#1.base=|v_BCSP_PnpAddThread1of1ForFork0_#in~arg#1.base_4|, BCSP_PnpAddThread1of1ForFork0_#res#1.offset=|v_BCSP_PnpAddThread1of1ForFork0_#res#1.offset_4|, BCSP_PnpAddThread1of1ForFork0_BCSP_IoIncrement_#res#1=|v_BCSP_PnpAddThread1of1ForFork0_BCSP_IoIncrement_#res#1_10|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_6|, BCSP_PnpAddThread1of1ForFork0_~status~0#1=|v_BCSP_PnpAddThread1of1ForFork0_~status~0#1_10|, BCSP_PnpAddThread1of1ForFork0_#in~arg#1.offset=|v_BCSP_PnpAddThread1of1ForFork0_#in~arg#1.offset_4|, BCSP_PnpAddThread1of1ForFork0_~arg#1.offset=|v_BCSP_PnpAddThread1of1ForFork0_~arg#1.offset_4|, BCSP_PnpAddThread1of1ForFork0_~arg#1.base=|v_BCSP_PnpAddThread1of1ForFork0_~arg#1.base_4|, BCSP_PnpAddThread1of1ForFork0_#t~ret4#1=|v_BCSP_PnpAddThread1of1ForFork0_#t~ret4#1_8|, BCSP_PnpAddThread1of1ForFork0_#res#1.base=|v_BCSP_PnpAddThread1of1ForFork0_#res#1.base_4|, BCSP_PnpAddThread1of1ForFork0___VERIFIER_assert_#in~cond#1=|v_BCSP_PnpAddThread1of1ForFork0___VERIFIER_assert_#in~cond#1_6|, BCSP_PnpAddThread1of1ForFork0_BCSP_IoDecrement_#t~post3#1=|v_BCSP_PnpAddThread1of1ForFork0_BCSP_IoDecrement_#t~post3#1_6|, BCSP_PnpAddThread1of1ForFork0_thidvar0=v_BCSP_PnpAddThread1of1ForFork0_thidvar0_2, BCSP_PnpAddThread1of1ForFork0___VERIFIER_assert_~cond#1=|v_BCSP_PnpAddThread1of1ForFork0___VERIFIER_assert_~cond#1_10|, BCSP_PnpAddThread1of1ForFork0_thidvar1=v_BCSP_PnpAddThread1of1ForFork0_thidvar1_2} AuxVars[] AssignedVars[BCSP_PnpAddThread1of1ForFork0_#in~arg#1.base, BCSP_PnpAddThread1of1ForFork0_#res#1.offset, BCSP_PnpAddThread1of1ForFork0_BCSP_IoIncrement_#res#1, BCSP_PnpAddThread1of1ForFork0_~status~0#1, BCSP_PnpAddThread1of1ForFork0_#in~arg#1.offset, BCSP_PnpAddThread1of1ForFork0_~arg#1.offset, BCSP_PnpAddThread1of1ForFork0_~arg#1.base, BCSP_PnpAddThread1of1ForFork0_#t~ret4#1, BCSP_PnpAddThread1of1ForFork0_#res#1.base, BCSP_PnpAddThread1of1ForFork0___VERIFIER_assert_#in~cond#1, BCSP_PnpAddThread1of1ForFork0_BCSP_IoDecrement_#t~post3#1, BCSP_PnpAddThread1of1ForFork0_thidvar0, BCSP_PnpAddThread1of1ForFork0___VERIFIER_assert_~cond#1, BCSP_PnpAddThread1of1ForFork0_thidvar1] 270#[L745-4, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [200] L745-4-->L745-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre8#1] 302#[L745-5, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [180] L745-5-->L744-3: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] 342#[L744-3, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [163] L744-3-->L744-4: Formula: (= |v_ULTIMATE.start_main_#t~post7#1_1| |v_ULTIMATE.start_main_~i~0#1_1|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~post7#1] 392#[L744-4, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [204] L744-4-->L744-5: Formula: (= |v_ULTIMATE.start_main_~i~0#1_2| (+ |v_ULTIMATE.start_main_#t~post7#1_2| 1)) InVars {ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_2|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 454#[L744-5, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [215] L744-5-->L744-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~post7#1] 528#[L744-6, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [179] L744-6-->L745: Formula: (< |v_ULTIMATE.start_main_~i~0#1_7| 10) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 622#[L745, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [161] L745-->L745-1: Formula: (= |v_ULTIMATE.start_main_#t~pre8#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre8#1] 740#[L745-1, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [227] L745-1-->L745-2: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] 884#[L745-2, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [223] L745-2-->L745-3: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t~0#1.offset_6|) (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t~0#1.base_6| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t~0#1.base_6|) |v_ULTIMATE.start_main_~#t~0#1.offset_6| |v_ULTIMATE.start_main_#t~pre8#1_3|)) |v_#memory_int_5|) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t~0#1.base_6|) 1) (<= (+ |v_ULTIMATE.start_main_~#t~0#1.offset_6| 4) (select |v_#length_6| |v_ULTIMATE.start_main_~#t~0#1.base_6|))) InVars {ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_6|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_6|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_3|, #length=|v_#length_6|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_6|} OutVars{ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_6|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_5|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_3|, #length=|v_#length_6|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_6|} AuxVars[] AssignedVars[#memory_int] 1054#[BCSP_PnpAddENTRY, L745-3, BCSP_PnpStopENTRY]don't care [293] L745-3-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 1256#[ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [2022-07-22 11:40:12,058 INFO L750 eck$LassoCheckResult]: Loop: 1256#[ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [294] ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 1256#[ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [2022-07-22 11:40:12,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:12,066 INFO L85 PathProgramCache]: Analyzing trace with hash -883152060, now seen corresponding path program 1 times [2022-07-22 11:40:12,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:12,078 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110196042] [2022-07-22 11:40:12,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:12,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:12,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:12,247 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:12,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:12,372 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:12,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:12,375 INFO L85 PathProgramCache]: Analyzing trace with hash 325, now seen corresponding path program 1 times [2022-07-22 11:40:12,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:12,376 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922296252] [2022-07-22 11:40:12,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:12,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:12,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:12,386 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:12,392 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:12,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:12,394 INFO L85 PathProgramCache]: Analyzing trace with hash -1607909790, now seen corresponding path program 1 times [2022-07-22 11:40:12,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:12,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754635208] [2022-07-22 11:40:12,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:12,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:12,430 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:12,461 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:13,287 WARN L146 chiAutomizerObserver]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-07-22 11:40:13,315 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-07-22 11:40:13,321 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 144 places, 145 transitions, 314 flow [2022-07-22 11:40:13,386 INFO L129 PetriNetUnfolder]: 11/154 cut-off events. [2022-07-22 11:40:13,386 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-07-22 11:40:13,389 INFO L84 FinitePrefix]: Finished finitePrefix Result has 168 conditions, 154 events. 11/154 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 298 event pairs, 0 based on Foata normal form. 0/141 useless extension candidates. Maximal degree in co-relation 163. Up to 6 conditions per place. [2022-07-22 11:40:13,390 INFO L82 GeneralOperation]: Start removeDead. Operand has 144 places, 145 transitions, 314 flow [2022-07-22 11:40:13,404 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 124 places, 125 transitions, 265 flow [2022-07-22 11:40:13,405 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 11:40:13,405 INFO L301 stractBuchiCegarLoop]: Hoare is false [2022-07-22 11:40:13,405 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 11:40:13,405 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 11:40:13,406 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 11:40:13,406 INFO L305 stractBuchiCegarLoop]: Difference is false [2022-07-22 11:40:13,406 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 11:40:13,406 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 11:40:13,406 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-07-22 11:40:35,265 INFO L131 ngComponentsAnalysis]: Automaton has 12393 accepting balls. 12393 [2022-07-22 11:40:35,265 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 11:40:35,265 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 11:40:35,272 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 11:40:35,273 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 11:40:35,273 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 11:40:35,273 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 231157 states, but on-demand construction may add more states [2022-07-22 11:40:41,675 INFO L131 ngComponentsAnalysis]: Automaton has 12393 accepting balls. 12393 [2022-07-22 11:40:41,676 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 11:40:41,676 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 11:40:41,683 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 11:40:41,683 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 11:40:41,685 INFO L748 eck$LassoCheckResult]: Stem: 147#[ULTIMATE.startENTRY]don't care [373] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 150#[L-1]don't care [354] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] 152#[L-1-1]don't care [381] L-1-1-->L-1-2: Formula: (= (select |v_#valid_3| 0) 0) InVars {#valid=|v_#valid_3|} OutVars{#valid=|v_#valid_3|} AuxVars[] AssignedVars[] 154#[L-1-2]don't care [383] L-1-2-->L683: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 156#[L683]don't care [312] L683-->L683-1: Formula: (and (= (select |v_#valid_4| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_4|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[] 158#[L683-1]don't care [371] L683-1-->L683-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] 160#[L683-2]don't care [353] L683-2-->L683-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] 162#[L683-3]don't care [377] L683-3-->L683-4: Formula: (and (= 9 (select |v_#length_2| 2)) (= (select |v_#valid_5| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_5|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_5|} AuxVars[] AssignedVars[] 164#[L683-4]don't care [303] L683-4-->L698: Formula: (= v_~stoppingFlag~0_4 0) InVars {} OutVars{~stoppingFlag~0=v_~stoppingFlag~0_4} AuxVars[] AssignedVars[~stoppingFlag~0] 166#[L698]don't care [342] L698-->L699: Formula: (= v_~pendingIo~0_11 0) InVars {} OutVars{~pendingIo~0=v_~pendingIo~0_11} AuxVars[] AssignedVars[~pendingIo~0] 168#[L699]don't care [358] L699-->L700: Formula: (= v_~stoppingEvent~0_4 0) InVars {} OutVars{~stoppingEvent~0=v_~stoppingEvent~0_4} AuxVars[] AssignedVars[~stoppingEvent~0] 170#[L700]don't care [384] L700-->L-1-3: Formula: (= v_~stopped~0_3 0) InVars {} OutVars{~stopped~0=v_~stopped~0_3} AuxVars[] AssignedVars[~stopped~0] 172#[L-1-3]don't care [388] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 174#[L-1-4]don't care [366] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 176#[L-1-5]don't care [319] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 178#[L-1-6]don't care [359] L-1-6-->L737: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_3|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_2|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_3|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_4|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_1|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t~0#1.offset, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post7#1, ULTIMATE.start_main_#t~pre8#1, ULTIMATE.start_main_~#t~0#1.base] 180#[L737]don't care [331] L737-->L737-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t~0#1.base_4| 0)) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t~0#1.base_4|) (= |v_ULTIMATE.start_main_~#t~0#1.offset_4| 0) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t~0#1.base_4|) 0) (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t~0#1.base_4| 4) |v_#length_3|) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t~0#1.base_4| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_4|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_4|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t~0#1.base] 182#[L737-1]don't care [348] L737-1-->L739: Formula: true InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 184#[L739]don't care [299] L739-->L740: Formula: (= v_~pendingIo~0_12 1) InVars {} OutVars{~pendingIo~0=v_~pendingIo~0_12} AuxVars[] AssignedVars[~pendingIo~0] 186#[L740]don't care [367] L740-->L741: Formula: (= v_~stoppingFlag~0_5 0) InVars {} OutVars{~stoppingFlag~0=v_~stoppingFlag~0_5} AuxVars[] AssignedVars[~stoppingFlag~0] 188#[L741]don't care [376] L741-->L742: Formula: (= v_~stoppingEvent~0_5 0) InVars {} OutVars{~stoppingEvent~0=v_~stoppingEvent~0_5} AuxVars[] AssignedVars[~stoppingEvent~0] 190#[L742]don't care [351] L742-->L743: Formula: (= v_~stopped~0_4 0) InVars {} OutVars{~stopped~0=v_~stopped~0_4} AuxVars[] AssignedVars[~stopped~0] 192#[L743]don't care [380] L743-->L743-1: Formula: (= |v_ULTIMATE.start_main_#t~pre5#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_2|, #pthreadsForks=|v_#pthreadsForks_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 194#[L743-1]don't care [378] L743-1-->L743-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 196#[L743-2]don't care [300] L743-2-->L743-3: Formula: (and (= (select |v_#valid_8| |v_ULTIMATE.start_main_~#t~0#1.base_5|) 1) (<= (+ |v_ULTIMATE.start_main_~#t~0#1.offset_5| 4) (select |v_#length_5| |v_ULTIMATE.start_main_~#t~0#1.base_5|)) (<= 0 |v_ULTIMATE.start_main_~#t~0#1.offset_5|) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~0#1.base_5| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~0#1.base_5|) |v_ULTIMATE.start_main_~#t~0#1.offset_5| |v_ULTIMATE.start_main_#t~pre5#1_3|)) |v_#memory_int_3|)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_5|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_4|, #length=|v_#length_5|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_5|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_5|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_5|} AuxVars[] AssignedVars[#memory_int] 198#[L743-3]don't care [490] L743-3-->BCSP_PnpStopENTRY: Formula: (and (= |v_BCSP_PnpStopThread1of2ForFork1_#in~arg#1.base_4| 0) (= 0 v_BCSP_PnpStopThread1of2ForFork1_thidvar1_2) (= v_BCSP_PnpStopThread1of2ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_11|) (= |v_BCSP_PnpStopThread1of2ForFork1_#in~arg#1.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_11|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_11|, BCSP_PnpStopThread1of2ForFork1_thidvar1=v_BCSP_PnpStopThread1of2ForFork1_thidvar1_2, BCSP_PnpStopThread1of2ForFork1_#res#1.offset=|v_BCSP_PnpStopThread1of2ForFork1_#res#1.offset_4|, BCSP_PnpStopThread1of2ForFork1_thidvar0=v_BCSP_PnpStopThread1of2ForFork1_thidvar0_2, BCSP_PnpStopThread1of2ForFork1_~arg#1.offset=|v_BCSP_PnpStopThread1of2ForFork1_~arg#1.offset_4|, BCSP_PnpStopThread1of2ForFork1_assume_abort_if_not_#in~cond#1=|v_BCSP_PnpStopThread1of2ForFork1_assume_abort_if_not_#in~cond#1_6|, BCSP_PnpStopThread1of2ForFork1_~arg#1.base=|v_BCSP_PnpStopThread1of2ForFork1_~arg#1.base_4|, BCSP_PnpStopThread1of2ForFork1_BCSP_IoDecrement_#t~post3#1=|v_BCSP_PnpStopThread1of2ForFork1_BCSP_IoDecrement_#t~post3#1_6|, BCSP_PnpStopThread1of2ForFork1_#in~arg#1.offset=|v_BCSP_PnpStopThread1of2ForFork1_#in~arg#1.offset_4|, BCSP_PnpStopThread1of2ForFork1_#in~arg#1.base=|v_BCSP_PnpStopThread1of2ForFork1_#in~arg#1.base_4|, BCSP_PnpStopThread1of2ForFork1_#res#1.base=|v_BCSP_PnpStopThread1of2ForFork1_#res#1.base_4|, BCSP_PnpStopThread1of2ForFork1_assume_abort_if_not_~cond#1=|v_BCSP_PnpStopThread1of2ForFork1_assume_abort_if_not_~cond#1_10|} AuxVars[] AssignedVars[BCSP_PnpStopThread1of2ForFork1_thidvar1, BCSP_PnpStopThread1of2ForFork1_#res#1.offset, BCSP_PnpStopThread1of2ForFork1_thidvar0, BCSP_PnpStopThread1of2ForFork1_~arg#1.offset, BCSP_PnpStopThread1of2ForFork1_assume_abort_if_not_#in~cond#1, BCSP_PnpStopThread1of2ForFork1_~arg#1.base, BCSP_PnpStopThread1of2ForFork1_BCSP_IoDecrement_#t~post3#1, BCSP_PnpStopThread1of2ForFork1_#in~arg#1.offset, BCSP_PnpStopThread1of2ForFork1_#in~arg#1.base, BCSP_PnpStopThread1of2ForFork1_#res#1.base, BCSP_PnpStopThread1of2ForFork1_assume_abort_if_not_~cond#1] 200#[L743-4, BCSP_PnpStopENTRY]don't care [363] L743-4-->L743-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 204#[L743-5, BCSP_PnpStopENTRY]don't care [329] L743-5-->L744: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] 210#[L744, BCSP_PnpStopENTRY]don't care [352] L744-->L744-6: Formula: (= |v_ULTIMATE.start_main_~i~0#1_5| 0) InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 218#[L744-6, BCSP_PnpStopENTRY]don't care [324] L744-6-->L745: Formula: (< |v_ULTIMATE.start_main_~i~0#1_7| 10) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 230#[L745, BCSP_PnpStopENTRY]don't care [306] L745-->L745-1: Formula: (= |v_ULTIMATE.start_main_#t~pre8#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre8#1] 246#[L745-1, BCSP_PnpStopENTRY]don't care [372] L745-1-->L745-2: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] 266#[L745-2, BCSP_PnpStopENTRY]don't care [368] L745-2-->L745-3: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t~0#1.offset_6|) (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t~0#1.base_6| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t~0#1.base_6|) |v_ULTIMATE.start_main_~#t~0#1.offset_6| |v_ULTIMATE.start_main_#t~pre8#1_3|)) |v_#memory_int_5|) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t~0#1.base_6|) 1) (<= (+ |v_ULTIMATE.start_main_~#t~0#1.offset_6| 4) (select |v_#length_6| |v_ULTIMATE.start_main_~#t~0#1.base_6|))) InVars {ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_6|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_6|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_3|, #length=|v_#length_6|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_6|} OutVars{ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_6|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_5|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_3|, #length=|v_#length_6|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_6|} AuxVars[] AssignedVars[#memory_int] 290#[L745-3, BCSP_PnpStopENTRY]don't care [486] L745-3-->BCSP_PnpAddENTRY: Formula: (and (= |v_BCSP_PnpAddThread1of2ForFork0_#in~arg#1.offset_4| 0) (= |v_BCSP_PnpAddThread1of2ForFork0_#in~arg#1.base_4| 0) (= |v_ULTIMATE.start_main_#t~pre8#1_12| v_BCSP_PnpAddThread1of2ForFork0_thidvar0_2) (= v_BCSP_PnpAddThread1of2ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_12|} OutVars{BCSP_PnpAddThread1of2ForFork0___VERIFIER_assert_~cond#1=|v_BCSP_PnpAddThread1of2ForFork0___VERIFIER_assert_~cond#1_10|, BCSP_PnpAddThread1of2ForFork0_#in~arg#1.base=|v_BCSP_PnpAddThread1of2ForFork0_#in~arg#1.base_4|, BCSP_PnpAddThread1of2ForFork0_~arg#1.base=|v_BCSP_PnpAddThread1of2ForFork0_~arg#1.base_4|, BCSP_PnpAddThread1of2ForFork0___VERIFIER_assert_#in~cond#1=|v_BCSP_PnpAddThread1of2ForFork0___VERIFIER_assert_#in~cond#1_6|, BCSP_PnpAddThread1of2ForFork0_~arg#1.offset=|v_BCSP_PnpAddThread1of2ForFork0_~arg#1.offset_4|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_12|, BCSP_PnpAddThread1of2ForFork0_thidvar1=v_BCSP_PnpAddThread1of2ForFork0_thidvar1_2, BCSP_PnpAddThread1of2ForFork0_thidvar0=v_BCSP_PnpAddThread1of2ForFork0_thidvar0_2, BCSP_PnpAddThread1of2ForFork0_BCSP_IoIncrement_#res#1=|v_BCSP_PnpAddThread1of2ForFork0_BCSP_IoIncrement_#res#1_10|, BCSP_PnpAddThread1of2ForFork0_~status~0#1=|v_BCSP_PnpAddThread1of2ForFork0_~status~0#1_10|, BCSP_PnpAddThread1of2ForFork0_#res#1.base=|v_BCSP_PnpAddThread1of2ForFork0_#res#1.base_4|, BCSP_PnpAddThread1of2ForFork0_#t~ret4#1=|v_BCSP_PnpAddThread1of2ForFork0_#t~ret4#1_8|, BCSP_PnpAddThread1of2ForFork0_BCSP_IoDecrement_#t~post3#1=|v_BCSP_PnpAddThread1of2ForFork0_BCSP_IoDecrement_#t~post3#1_6|, BCSP_PnpAddThread1of2ForFork0_#in~arg#1.offset=|v_BCSP_PnpAddThread1of2ForFork0_#in~arg#1.offset_4|, BCSP_PnpAddThread1of2ForFork0_#res#1.offset=|v_BCSP_PnpAddThread1of2ForFork0_#res#1.offset_4|} AuxVars[] AssignedVars[BCSP_PnpAddThread1of2ForFork0___VERIFIER_assert_~cond#1, BCSP_PnpAddThread1of2ForFork0_#in~arg#1.base, BCSP_PnpAddThread1of2ForFork0_~arg#1.base, BCSP_PnpAddThread1of2ForFork0___VERIFIER_assert_#in~cond#1, BCSP_PnpAddThread1of2ForFork0_~arg#1.offset, BCSP_PnpAddThread1of2ForFork0_thidvar1, BCSP_PnpAddThread1of2ForFork0_thidvar0, BCSP_PnpAddThread1of2ForFork0_BCSP_IoIncrement_#res#1, BCSP_PnpAddThread1of2ForFork0_~status~0#1, BCSP_PnpAddThread1of2ForFork0_#res#1.base, BCSP_PnpAddThread1of2ForFork0_#t~ret4#1, BCSP_PnpAddThread1of2ForFork0_BCSP_IoDecrement_#t~post3#1, BCSP_PnpAddThread1of2ForFork0_#in~arg#1.offset, BCSP_PnpAddThread1of2ForFork0_#res#1.offset] 318#[BCSP_PnpStopENTRY, BCSP_PnpAddENTRY, L745-4]don't care [345] L745-4-->L745-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre8#1] 350#[BCSP_PnpAddENTRY, BCSP_PnpStopENTRY, L745-5]don't care [325] L745-5-->L744-3: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] 390#[BCSP_PnpStopENTRY, BCSP_PnpAddENTRY, L744-3]don't care [308] L744-3-->L744-4: Formula: (= |v_ULTIMATE.start_main_#t~post7#1_1| |v_ULTIMATE.start_main_~i~0#1_1|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~post7#1] 440#[BCSP_PnpAddENTRY, BCSP_PnpStopENTRY, L744-4]don't care [349] L744-4-->L744-5: Formula: (= |v_ULTIMATE.start_main_~i~0#1_2| (+ |v_ULTIMATE.start_main_#t~post7#1_2| 1)) InVars {ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_2|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 502#[BCSP_PnpStopENTRY, BCSP_PnpAddENTRY, L744-5]don't care [360] L744-5-->L744-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~post7#1] 576#[BCSP_PnpAddENTRY, BCSP_PnpStopENTRY, L744-6]don't care [324] L744-6-->L745: Formula: (< |v_ULTIMATE.start_main_~i~0#1_7| 10) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 670#[BCSP_PnpStopENTRY, BCSP_PnpAddENTRY, L745]don't care [306] L745-->L745-1: Formula: (= |v_ULTIMATE.start_main_#t~pre8#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre8#1] 788#[BCSP_PnpAddENTRY, BCSP_PnpStopENTRY, L745-1]don't care [372] L745-1-->L745-2: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] 932#[BCSP_PnpStopENTRY, BCSP_PnpAddENTRY, L745-2]don't care [368] L745-2-->L745-3: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t~0#1.offset_6|) (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t~0#1.base_6| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t~0#1.base_6|) |v_ULTIMATE.start_main_~#t~0#1.offset_6| |v_ULTIMATE.start_main_#t~pre8#1_3|)) |v_#memory_int_5|) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t~0#1.base_6|) 1) (<= (+ |v_ULTIMATE.start_main_~#t~0#1.offset_6| 4) (select |v_#length_6| |v_ULTIMATE.start_main_~#t~0#1.base_6|))) InVars {ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_6|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_6|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_3|, #length=|v_#length_6|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_6|} OutVars{ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_6|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_5|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_3|, #length=|v_#length_6|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_6|} AuxVars[] AssignedVars[#memory_int] 1102#[BCSP_PnpAddENTRY, BCSP_PnpStopENTRY, L745-3]don't care [487] L745-3-->BCSP_PnpAddENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre8#1_14| v_BCSP_PnpAddThread2of2ForFork0_thidvar0_2) (= |v_BCSP_PnpAddThread2of2ForFork0_#in~arg#1.base_4| 0) (= v_BCSP_PnpAddThread2of2ForFork0_thidvar1_2 0) (= |v_BCSP_PnpAddThread2of2ForFork0_#in~arg#1.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_14|} OutVars{BCSP_PnpAddThread2of2ForFork0_BCSP_IoDecrement_#t~post3#1=|v_BCSP_PnpAddThread2of2ForFork0_BCSP_IoDecrement_#t~post3#1_6|, BCSP_PnpAddThread2of2ForFork0_#in~arg#1.offset=|v_BCSP_PnpAddThread2of2ForFork0_#in~arg#1.offset_4|, BCSP_PnpAddThread2of2ForFork0_#t~ret4#1=|v_BCSP_PnpAddThread2of2ForFork0_#t~ret4#1_8|, BCSP_PnpAddThread2of2ForFork0_#res#1.offset=|v_BCSP_PnpAddThread2of2ForFork0_#res#1.offset_4|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_14|, BCSP_PnpAddThread2of2ForFork0_thidvar0=v_BCSP_PnpAddThread2of2ForFork0_thidvar0_2, BCSP_PnpAddThread2of2ForFork0_#res#1.base=|v_BCSP_PnpAddThread2of2ForFork0_#res#1.base_4|, BCSP_PnpAddThread2of2ForFork0_thidvar1=v_BCSP_PnpAddThread2of2ForFork0_thidvar1_2, BCSP_PnpAddThread2of2ForFork0_~arg#1.base=|v_BCSP_PnpAddThread2of2ForFork0_~arg#1.base_4|, BCSP_PnpAddThread2of2ForFork0___VERIFIER_assert_~cond#1=|v_BCSP_PnpAddThread2of2ForFork0___VERIFIER_assert_~cond#1_10|, BCSP_PnpAddThread2of2ForFork0_~arg#1.offset=|v_BCSP_PnpAddThread2of2ForFork0_~arg#1.offset_4|, BCSP_PnpAddThread2of2ForFork0___VERIFIER_assert_#in~cond#1=|v_BCSP_PnpAddThread2of2ForFork0___VERIFIER_assert_#in~cond#1_6|, BCSP_PnpAddThread2of2ForFork0_#in~arg#1.base=|v_BCSP_PnpAddThread2of2ForFork0_#in~arg#1.base_4|, BCSP_PnpAddThread2of2ForFork0_BCSP_IoIncrement_#res#1=|v_BCSP_PnpAddThread2of2ForFork0_BCSP_IoIncrement_#res#1_10|, BCSP_PnpAddThread2of2ForFork0_~status~0#1=|v_BCSP_PnpAddThread2of2ForFork0_~status~0#1_10|} AuxVars[] AssignedVars[BCSP_PnpAddThread2of2ForFork0_BCSP_IoDecrement_#t~post3#1, BCSP_PnpAddThread2of2ForFork0_#in~arg#1.offset, BCSP_PnpAddThread2of2ForFork0_#t~ret4#1, BCSP_PnpAddThread2of2ForFork0_#res#1.offset, BCSP_PnpAddThread2of2ForFork0_thidvar0, BCSP_PnpAddThread2of2ForFork0_#res#1.base, BCSP_PnpAddThread2of2ForFork0_thidvar1, BCSP_PnpAddThread2of2ForFork0_~arg#1.base, BCSP_PnpAddThread2of2ForFork0___VERIFIER_assert_~cond#1, BCSP_PnpAddThread2of2ForFork0_~arg#1.offset, BCSP_PnpAddThread2of2ForFork0___VERIFIER_assert_#in~cond#1, BCSP_PnpAddThread2of2ForFork0_#in~arg#1.base, BCSP_PnpAddThread2of2ForFork0_BCSP_IoIncrement_#res#1, BCSP_PnpAddThread2of2ForFork0_~status~0#1] 1304#[BCSP_PnpAddENTRY, L745-4, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [345] L745-4-->L745-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre8#1] 1546#[BCSP_PnpAddENTRY, L745-5, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [325] L745-5-->L744-3: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] 1840#[BCSP_PnpAddENTRY, L744-3, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [308] L744-3-->L744-4: Formula: (= |v_ULTIMATE.start_main_#t~post7#1_1| |v_ULTIMATE.start_main_~i~0#1_1|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~post7#1] 2196#[L744-4, BCSP_PnpAddENTRY, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [349] L744-4-->L744-5: Formula: (= |v_ULTIMATE.start_main_~i~0#1_2| (+ |v_ULTIMATE.start_main_#t~post7#1_2| 1)) InVars {ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_2|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 2626#[L744-5, BCSP_PnpAddENTRY, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [360] L744-5-->L744-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~post7#1] 3142#[BCSP_PnpAddENTRY, L744-6, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [324] L744-6-->L745: Formula: (< |v_ULTIMATE.start_main_~i~0#1_7| 10) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 3766#[BCSP_PnpAddENTRY, L745, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [306] L745-->L745-1: Formula: (= |v_ULTIMATE.start_main_#t~pre8#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre8#1] 4524#[BCSP_PnpAddENTRY, L745-1, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [372] L745-1-->L745-2: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] 5446#[BCSP_PnpAddENTRY, L745-2, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [368] L745-2-->L745-3: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t~0#1.offset_6|) (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t~0#1.base_6| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t~0#1.base_6|) |v_ULTIMATE.start_main_~#t~0#1.offset_6| |v_ULTIMATE.start_main_#t~pre8#1_3|)) |v_#memory_int_5|) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t~0#1.base_6|) 1) (<= (+ |v_ULTIMATE.start_main_~#t~0#1.offset_6| 4) (select |v_#length_6| |v_ULTIMATE.start_main_~#t~0#1.base_6|))) InVars {ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_6|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_6|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_3|, #length=|v_#length_6|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_6|} OutVars{ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_6|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_5|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_3|, #length=|v_#length_6|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_6|} AuxVars[] AssignedVars[#memory_int] 6566#[BCSP_PnpAddENTRY, L745-3, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [484] L745-3-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 7918#[BCSP_PnpAddENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [2022-07-22 11:40:41,686 INFO L750 eck$LassoCheckResult]: Loop: 7918#[BCSP_PnpAddENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [485] ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 7918#[BCSP_PnpAddENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, BCSP_PnpAddENTRY, BCSP_PnpStopENTRY]don't care [2022-07-22 11:40:41,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:41,687 INFO L85 PathProgramCache]: Analyzing trace with hash 1759138585, now seen corresponding path program 1 times [2022-07-22 11:40:41,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:41,688 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157693728] [2022-07-22 11:40:41,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:41,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:41,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:41,725 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:41,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:41,762 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:41,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:41,763 INFO L85 PathProgramCache]: Analyzing trace with hash 516, now seen corresponding path program 1 times [2022-07-22 11:40:41,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:41,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157494882] [2022-07-22 11:40:41,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:41,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:41,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:41,772 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:41,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:41,776 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:41,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:41,777 INFO L85 PathProgramCache]: Analyzing trace with hash -1301278228, now seen corresponding path program 1 times [2022-07-22 11:40:41,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:41,777 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849331499] [2022-07-22 11:40:41,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:41,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:41,810 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:42,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:42,037 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:43,113 WARN L146 chiAutomizerObserver]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2022-07-22 11:40:43,144 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-07-22 11:40:43,149 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 192 places, 193 transitions, 428 flow [2022-07-22 11:40:43,189 INFO L129 PetriNetUnfolder]: 15/201 cut-off events. [2022-07-22 11:40:43,189 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2022-07-22 11:40:43,192 INFO L84 FinitePrefix]: Finished finitePrefix Result has 222 conditions, 201 events. 15/201 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 441 event pairs, 0 based on Foata normal form. 0/183 useless extension candidates. Maximal degree in co-relation 215. Up to 8 conditions per place. [2022-07-22 11:40:43,193 INFO L82 GeneralOperation]: Start removeDead. Operand has 192 places, 193 transitions, 428 flow [2022-07-22 11:40:43,203 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 153 places, 155 transitions, 334 flow [2022-07-22 11:40:43,203 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 11:40:43,204 INFO L301 stractBuchiCegarLoop]: Hoare is false [2022-07-22 11:40:43,204 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 11:40:43,204 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 11:40:43,204 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 11:40:43,204 INFO L305 stractBuchiCegarLoop]: Difference is false [2022-07-22 11:40:43,204 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 11:40:43,204 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 11:40:43,204 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states Received shutdown request... [2022-07-22 11:42:54,947 WARN L321 stractBuchiCegarLoop]: Verification cancelled [2022-07-22 11:42:54,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.07 11:42:54 BoogieIcfgContainer [2022-07-22 11:42:54,953 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-22 11:42:54,956 INFO L158 Benchmark]: Toolchain (without parser) took 165862.79ms. Allocated memory was 151.0MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 124.8MB in the beginning and 2.8GB in the end (delta: -2.7GB). Peak memory consumption was 5.5GB. Max. memory is 8.0GB. [2022-07-22 11:42:54,956 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 151.0MB. Free memory is still 121.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-07-22 11:42:54,957 INFO L158 Benchmark]: CACSL2BoogieTranslator took 685.48ms. Allocated memory is still 151.0MB. Free memory was 124.6MB in the beginning and 105.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2022-07-22 11:42:54,958 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.96ms. Allocated memory is still 151.0MB. Free memory was 105.7MB in the beginning and 103.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-07-22 11:42:54,960 INFO L158 Benchmark]: Boogie Preprocessor took 31.02ms. Allocated memory is still 151.0MB. Free memory was 103.7MB in the beginning and 102.2MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-07-22 11:42:54,961 INFO L158 Benchmark]: RCFGBuilder took 584.71ms. Allocated memory is still 151.0MB. Free memory was 102.2MB in the beginning and 122.5MB in the end (delta: -20.2MB). Peak memory consumption was 6.6MB. Max. memory is 8.0GB. [2022-07-22 11:42:54,965 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-07-22 11:42:54,966 INFO L158 Benchmark]: BuchiAutomizer took 164497.53ms. Allocated memory was 151.0MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 121.9MB in the beginning and 2.8GB in the end (delta: -2.7GB). Peak memory consumption was 5.5GB. Max. memory is 8.0GB. [2022-07-22 11:42:54,970 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 151.0MB. Free memory is still 121.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 685.48ms. Allocated memory is still 151.0MB. Free memory was 124.6MB in the beginning and 105.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 50.96ms. Allocated memory is still 151.0MB. Free memory was 105.7MB in the beginning and 103.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 31.02ms. Allocated memory is still 151.0MB. Free memory was 103.7MB in the beginning and 102.2MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 584.71ms. Allocated memory is still 151.0MB. Free memory was 102.2MB in the beginning and 122.5MB in the end (delta: -20.2MB). Peak memory consumption was 6.6MB. Max. memory is 8.0GB. * BuchiAutomizer took 164497.53ms. Allocated memory was 151.0MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 121.9MB in the beginning and 2.8GB in the end (delta: -2.7GB). Peak memory consumption was 5.5GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 132.0s and 2 iterations. TraceHistogramMax:3. Analysis of lassos took 2.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont2 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.2s - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction) Buchi Automizer is unable to decide termination: Timeout while executing BuchiIsEmpty. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown [2022-07-22 11:42:55,032 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 !SESSION 2022-07-22 11:40:05.253 ----------------------------------------------- eclipse.buildId=unknown java.version=11.0.15 java.vendor=Eclipse Adoptium BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_GB Framework arguments: -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -s ../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-noLbe.epf -i ../../../trunk/examples/svcomp/pthread-lit/qw2004_variant.i Command-line arguments: -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -s ../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-noLbe.epf -i ../../../trunk/examples/svcomp/pthread-lit/qw2004_variant.i !ENTRY org.eclipse.osgi 4 0 2022-07-22 11:42:55.247 !MESSAGE Application error !STACK 1 org.eclipse.core.internal.resources.ResourceException(/)[568]: java.io.FileNotFoundException: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f3d5dd97/.metadata/.plugins/org.eclipse.core.resources/.root/1.tree (No such file or directory) at java.base/java.io.FileOutputStream.open0(Native Method) at java.base/java.io.FileOutputStream.open(FileOutputStream.java:298) at java.base/java.io.FileOutputStream.(FileOutputStream.java:237) at java.base/java.io.FileOutputStream.(FileOutputStream.java:187) at org.eclipse.core.internal.localstore.SafeFileOutputStream.(SafeFileOutputStream.java:55) at org.eclipse.core.internal.resources.SaveManager.saveTree(SaveManager.java:1381) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1168) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2333) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2322) at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.start(UltimateCore.java:191) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:657) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:594) at org.eclipse.equinox.launcher.Main.run(Main.java:1465) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) An error has occurred. See the log file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f3d5dd97/.metadata/.log.