/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/sssc12_variant.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-21b0908 [2022-07-22 11:40:08,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 11:40:08,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 11:40:08,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-07-22 11:40:08,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 11:40:08,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 11:40:08,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 11:40:08,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 11:40:08,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 11:40:08,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 11:40:08,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 11:40:08,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 11:40:08,446 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 11:40:08,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 11:40:08,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 11:40:08,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 11:40:08,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 11:40:08,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-07-22 11:40:08,469 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 11:40:08,510 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 11:40:08,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 11:40:08,510 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 11:40:08,511 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 11:40:08,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 11:40:08,513 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 11:40:08,513 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 11:40:08,513 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-22 11:40:08,513 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-22 11:40:08,514 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-22 11:40:08,514 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-22 11:40:08,514 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-22 11:40:08,514 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-22 11:40:08,515 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 11:40:08,515 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 11:40:08,515 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-22 11:40:08,516 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 11:40:08,516 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 11:40:08,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 11:40:08,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-22 11:40:08,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-22 11:40:08,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-22 11:40:08,517 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 11:40:08,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 11:40:08,518 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-22 11:40:08,518 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 11:40:08,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-22 11:40:08,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 11:40:08,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 11:40:08,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 11:40:08,520 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 11:40:08,520 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 11:40:08,521 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-22 11:40:08,522 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-07-22 11:40:08,943 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 11:40:08,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 11:40:08,972 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 11:40:08,974 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 11:40:08,975 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 11:40:08,977 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/sssc12_variant.i [2022-07-22 11:40:09,057 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13fdddaa1/350de25e1d784399a8bb56d1e5c570ab/FLAG557a54336 [2022-07-22 11:40:09,846 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 11:40:09,846 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/sssc12_variant.i [2022-07-22 11:40:09,867 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13fdddaa1/350de25e1d784399a8bb56d1e5c570ab/FLAG557a54336 [2022-07-22 11:40:10,069 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13fdddaa1/350de25e1d784399a8bb56d1e5c570ab [2022-07-22 11:40:10,074 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 11:40:10,080 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-07-22 11:40:10,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 11:40:10,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 11:40:10,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 11:40:10,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 11:40:10" (1/1) ... [2022-07-22 11:40:10,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ba3b672 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:10, skipping insertion in model container [2022-07-22 11:40:10,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 11:40:10" (1/1) ... [2022-07-22 11:40:10,098 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 11:40:10,148 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 11:40:10,703 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/sssc12_variant.i[46865,46878] [2022-07-22 11:40:10,736 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 11:40:10,747 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 11:40:10,833 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/sssc12_variant.i[46865,46878] [2022-07-22 11:40:10,850 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 11:40:10,954 INFO L208 MainTranslator]: Completed translation [2022-07-22 11:40:10,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:10 WrapperNode [2022-07-22 11:40:10,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 11:40:10,956 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 11:40:10,956 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 11:40:10,956 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 11:40:10,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:10" (1/1) ... [2022-07-22 11:40:10,985 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:10" (1/1) ... [2022-07-22 11:40:11,014 INFO L137 Inliner]: procedures = 275, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 86 [2022-07-22 11:40:11,014 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 11:40:11,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 11:40:11,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 11:40:11,015 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 11:40:11,025 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:10" (1/1) ... [2022-07-22 11:40:11,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:10" (1/1) ... [2022-07-22 11:40:11,029 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:10" (1/1) ... [2022-07-22 11:40:11,030 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:10" (1/1) ... [2022-07-22 11:40:11,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:10" (1/1) ... [2022-07-22 11:40:11,043 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:10" (1/1) ... [2022-07-22 11:40:11,046 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:10" (1/1) ... [2022-07-22 11:40:11,050 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 11:40:11,051 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 11:40:11,051 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 11:40:11,051 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 11:40:11,052 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:10" (1/1) ... [2022-07-22 11:40:11,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 11:40:11,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 11:40:11,110 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 11:40:11,114 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 11:40:11,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-07-22 11:40:11,190 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2022-07-22 11:40:11,190 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2022-07-22 11:40:11,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 11:40:11,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 11:40:11,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-07-22 11:40:11,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-22 11:40:11,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-22 11:40:11,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-22 11:40:11,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 11:40:11,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 11:40:11,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 11:40:11,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 11:40:11,194 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 11:40:11,415 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 11:40:11,417 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 11:40:11,698 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 11:40:11,774 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 11:40:11,775 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-22 11:40:11,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 11:40:11 BoogieIcfgContainer [2022-07-22 11:40:11,778 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 11:40:11,779 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-22 11:40:11,779 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-22 11:40:11,785 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-22 11:40:11,786 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 11:40:11,786 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.07 11:40:10" (1/3) ... [2022-07-22 11:40:11,788 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@557adc9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 11:40:11, skipping insertion in model container [2022-07-22 11:40:11,788 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 11:40:11,788 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:10" (2/3) ... [2022-07-22 11:40:11,789 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@557adc9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 11:40:11, skipping insertion in model container [2022-07-22 11:40:11,789 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 11:40:11,789 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 11:40:11" (3/3) ... [2022-07-22 11:40:11,791 INFO L322 chiAutomizerObserver]: Analyzing ICFG sssc12_variant.i [2022-07-22 11:40:11,868 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-07-22 11:40:11,910 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 83 places, 87 transitions, 179 flow [2022-07-22 11:40:11,956 INFO L129 PetriNetUnfolder]: 8/99 cut-off events. [2022-07-22 11:40:11,956 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-07-22 11:40:11,961 INFO L84 FinitePrefix]: Finished finitePrefix Result has 104 conditions, 99 events. 8/99 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 80 event pairs, 0 based on Foata normal form. 0/90 useless extension candidates. Maximal degree in co-relation 49. Up to 4 conditions per place. [2022-07-22 11:40:11,962 INFO L82 GeneralOperation]: Start removeDead. Operand has 83 places, 87 transitions, 179 flow [2022-07-22 11:40:11,970 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 83 places, 87 transitions, 179 flow [2022-07-22 11:40:11,987 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 11:40:11,988 INFO L301 stractBuchiCegarLoop]: Hoare is false [2022-07-22 11:40:11,988 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 11:40:11,988 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 11:40:11,988 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 11:40:11,988 INFO L305 stractBuchiCegarLoop]: Difference is false [2022-07-22 11:40:11,988 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 11:40:11,989 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 11:40:11,991 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-07-22 11:40:12,169 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 228 [2022-07-22 11:40:12,169 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 11:40:12,170 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 11:40:12,177 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, 1] [2022-07-22 11:40:12,178 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 11:40:12,178 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 11:40:12,178 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 525 states, but on-demand construction may add more states [2022-07-22 11:40:12,197 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 228 [2022-07-22 11:40:12,197 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 11:40:12,197 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 11:40:12,199 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, 1] [2022-07-22 11:40:12,199 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 11:40:12,207 INFO L748 eck$LassoCheckResult]: Stem: 86#[ULTIMATE.startENTRY]don't care [233] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 89#[L-1]don't care [210] 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] 91#[L-1-1]don't care [237] L-1-1-->L-1-2: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] 93#[L-1-2]don't care [238] L-1-2-->L991: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 95#[L991]don't care [170] L991-->L991-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] 97#[L991-1]don't care [239] L991-1-->L991-2: 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[] 99#[L991-2]don't care [204] L991-2-->L991-3: 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[] 101#[L991-3]don't care [203] L991-3-->L991-4: Formula: (and (= 9 (select |v_#length_2| 2)) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] 103#[L991-4]don't care [207] L991-4-->L1006: Formula: (and (= v_~data~0.base_1 0) (= v_~data~0.offset_1 0)) InVars {} OutVars{~data~0.offset=v_~data~0.offset_1, ~data~0.base=v_~data~0.base_1} AuxVars[] AssignedVars[~data~0.base, ~data~0.offset] 105#[L1006]don't care [243] L1006-->L1007: Formula: (= v_~len~0_1 0) InVars {} OutVars{~len~0=v_~len~0_1} AuxVars[] AssignedVars[~len~0] 107#[L1007]don't care [172] L1007-->L1008: Formula: (= v_~next~0_1 0) InVars {} OutVars{~next~0=v_~next~0_1} AuxVars[] AssignedVars[~next~0] 109#[L1008]don't care [192] L1008-->L-1-3: Formula: (= v_~lock~0_1 0) InVars {} OutVars{~lock~0=v_~lock~0_1} AuxVars[] AssignedVars[~lock~0] 111#[L-1-3]don't care [240] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 113#[L-1-4]don't care [221] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 115#[L-1-5]don't care [184] L-1-5-->L-1-6: Formula: (and (= |v_ULTIMATE.start_#in~argv#1.offset_1| |v_ULTIMATE.start_main_#in~argv#1.offset_1|) (= |v_ULTIMATE.start_main_#in~argv#1.base_1| |v_ULTIMATE.start_#in~argv#1.base_1|) (= |v_ULTIMATE.start_main_#in~argc#1_1| |v_ULTIMATE.start_#in~argc#1_1|)) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_1|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_1|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_1|} OutVars{ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_1|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_1|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_1|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_1|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_1|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_#in~argv#1.offset] 117#[L-1-6]don't care [220] L-1-6-->L-1-7: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 119#[L-1-7]don't care [173] L-1-7-->L1039: Formula: true InVars {} OutVars{ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_1|, ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_1|, ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_1|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_1|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_1|, ULTIMATE.start_main_#t~malloc5#1.base=|v_ULTIMATE.start_main_#t~malloc5#1.base_1|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_1|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_1|, ULTIMATE.start_main_#t~malloc5#1.offset=|v_ULTIMATE.start_main_#t~malloc5#1.offset_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_#t~pre6#1, ULTIMATE.start_main_~#t~0#1.offset, ULTIMATE.start_main_#t~nondet7#1, ULTIMATE.start_main_#t~malloc5#1.base, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~#t~0#1.base, ULTIMATE.start_main_#t~malloc5#1.offset] 121#[L1039]don't care [165] L1039-->L1039-1: Formula: (= |v_ULTIMATE.start_main_#in~argc#1_2| |v_ULTIMATE.start_main_~argc#1_2|) InVars {ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_2|} OutVars{ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_2|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~argc#1] 123#[L1039-1]don't care [198] L1039-1-->L1040: Formula: (and (= |v_ULTIMATE.start_main_~argv#1.offset_2| |v_ULTIMATE.start_main_#in~argv#1.offset_2|) (= |v_ULTIMATE.start_main_#in~argv#1.base_2| |v_ULTIMATE.start_main_~argv#1.base_2|)) InVars {ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_2|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_2|} OutVars{ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_2|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_2|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_2|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~argv#1.offset] 125#[L1040]don't care [206] L1040-->L1040-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t~0#1.base_2| 0)) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t~0#1.base_2|) (= |v_ULTIMATE.start_main_~#t~0#1.offset_2| 0) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t~0#1.base_2| 4)) (= |v_#valid_4| (store |v_#valid_5| |v_ULTIMATE.start_main_~#t~0#1.base_2| 1)) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t~0#1.base_2|) 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_2|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t~0#1.base] 127#[L1040-1]don't care [212] L1040-1-->L1042: Formula: (= v_~lock~0_2 0) InVars {} OutVars{~lock~0=v_~lock~0_2} AuxVars[] AssignedVars[~lock~0] 129#[L1042]don't care [178] L1042-->L1043: Formula: (= v_~next~0_2 0) InVars {} OutVars{~next~0=v_~next~0_2} AuxVars[] AssignedVars[~next~0] 131#[L1043]don't care [224] L1043-->L1043-1: Formula: (= v_~len~0_2 |v_ULTIMATE.start_main_#t~nondet4#1_2|) InVars {ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|, ~len~0=v_~len~0_2} AuxVars[] AssignedVars[~len~0] 133#[L1043-1]don't care [169] L1043-1-->L1044: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet4#1] 135#[L1044]don't care [162] L1044-->L1044-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 137#[L1044-1]don't care [183] L1044-1-->L1044-2: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (ite (< 0 v_~len~0_3) 1 0)) InVars {~len~0=v_~len~0_3} OutVars{~len~0=v_~len~0_3, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] 139#[L1044-2]don't care [219] L1044-2-->L993: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 141#[L993]don't care [232] L993-->L994: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 143#[L994]don't care [223] L994-->L993-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] 147#[L993-1]don't care [213] L993-1-->L1045: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 149#[L1045]don't care [225] L1045-->L1045-1: Formula: (and (= |v_ULTIMATE.start_main_#t~malloc5#1.offset_2| 0) (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_#t~malloc5#1.base_2| (* v_~len~0_4 4))) (not (= |v_ULTIMATE.start_main_#t~malloc5#1.base_2| 0)) (= (store |v_#valid_7| |v_ULTIMATE.start_main_#t~malloc5#1.base_2| 1) |v_#valid_6|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_#t~malloc5#1.base_2|) 0) (< |v_ULTIMATE.start_main_#t~malloc5#1.base_2| |v_#StackHeapBarrier_3|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|, ~len~0=v_~len~0_4} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #valid=|v_#valid_6|, ~len~0=v_~len~0_4, ULTIMATE.start_main_#t~malloc5#1.base=|v_ULTIMATE.start_main_#t~malloc5#1.base_2|, #length=|v_#length_5|, ULTIMATE.start_main_#t~malloc5#1.offset=|v_ULTIMATE.start_main_#t~malloc5#1.offset_2|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_#t~malloc5#1.base, #length, ULTIMATE.start_main_#t~malloc5#1.offset] 151#[L1045-1]don't care [229] L1045-1-->L1045-2: Formula: (and (= v_~data~0.offset_2 |v_ULTIMATE.start_main_#t~malloc5#1.offset_3|) (= |v_ULTIMATE.start_main_#t~malloc5#1.base_3| v_~data~0.base_2)) InVars {ULTIMATE.start_main_#t~malloc5#1.base=|v_ULTIMATE.start_main_#t~malloc5#1.base_3|, ULTIMATE.start_main_#t~malloc5#1.offset=|v_ULTIMATE.start_main_#t~malloc5#1.offset_3|} OutVars{~data~0.offset=v_~data~0.offset_2, ULTIMATE.start_main_#t~malloc5#1.base=|v_ULTIMATE.start_main_#t~malloc5#1.base_3|, ~data~0.base=v_~data~0.base_2, ULTIMATE.start_main_#t~malloc5#1.offset=|v_ULTIMATE.start_main_#t~malloc5#1.offset_3|} AuxVars[] AssignedVars[~data~0.base, ~data~0.offset] 153#[L1045-2]don't care [174] L1045-2-->L1046-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~malloc5#1.base=|v_ULTIMATE.start_main_#t~malloc5#1.base_4|, ULTIMATE.start_main_#t~malloc5#1.offset=|v_ULTIMATE.start_main_#t~malloc5#1.offset_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~malloc5#1.base, ULTIMATE.start_main_#t~malloc5#1.offset] 155#[L1046-2]don't care [202] L1046-2-->L1047: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 159#[L1047]don't care [241] L1047-->L1047-1: Formula: (= |v_ULTIMATE.start_main_#t~pre6#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre6#1] 163#[L1047-1]don't care [179] L1047-1-->L1047-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 167#[L1047-2]don't care [188] L1047-2-->L1047-3: Formula: (and (= (select |v_#valid_8| |v_ULTIMATE.start_main_~#t~0#1.base_3|) 1) (<= 0 |v_ULTIMATE.start_main_~#t~0#1.offset_3|) (<= (+ |v_ULTIMATE.start_main_~#t~0#1.offset_3| 4) (select |v_#length_7| |v_ULTIMATE.start_main_~#t~0#1.base_3|)) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~0#1.base_3|) |v_ULTIMATE.start_main_~#t~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre6#1_3|)) |v_#memory_int_3|)) InVars {ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_3|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_3|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_3|} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_3|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_3|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_3|, #length=|v_#length_7|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] 171#[L1047-3]don't care [283] L1047-3-->thrENTRY: Formula: (and (= |v_thrThread1of1ForFork0_#in~arg#1.base_4| 0) (= |v_thrThread1of1ForFork0_#in~arg#1.offset_4| 0) (= v_thrThread1of1ForFork0_thidvar1_2 0) (= |v_ULTIMATE.start_main_#t~pre6#1_6| v_thrThread1of1ForFork0_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_6|} OutVars{thrThread1of1ForFork0_~c~0#1=|v_thrThread1of1ForFork0_~c~0#1_22|, thrThread1of1ForFork0_~arg#1.offset=|v_thrThread1of1ForFork0_~arg#1.offset_4|, thrThread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread1of1ForFork0_assume_abort_if_not_#in~cond#1_6|, thrThread1of1ForFork0_~end~0#1=|v_thrThread1of1ForFork0_~end~0#1_14|, ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_6|, thrThread1of1ForFork0___VERIFIER_assert_#in~cond#1=|v_thrThread1of1ForFork0___VERIFIER_assert_#in~cond#1_6|, thrThread1of1ForFork0_~arg#1.base=|v_thrThread1of1ForFork0_~arg#1.base_4|, thrThread1of1ForFork0_#t~mem3#1=|v_thrThread1of1ForFork0_#t~mem3#1_8|, thrThread1of1ForFork0_#in~arg#1.base=|v_thrThread1of1ForFork0_#in~arg#1.base_4|, thrThread1of1ForFork0_thidvar0=v_thrThread1of1ForFork0_thidvar0_2, thrThread1of1ForFork0_#res#1.offset=|v_thrThread1of1ForFork0_#res#1.offset_4|, thrThread1of1ForFork0_thidvar1=v_thrThread1of1ForFork0_thidvar1_2, thrThread1of1ForFork0_#in~arg#1.offset=|v_thrThread1of1ForFork0_#in~arg#1.offset_4|, thrThread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thrThread1of1ForFork0_assume_abort_if_not_~cond#1_6|, thrThread1of1ForFork0_#res#1.base=|v_thrThread1of1ForFork0_#res#1.base_4|, thrThread1of1ForFork0___VERIFIER_assert_~cond#1=|v_thrThread1of1ForFork0___VERIFIER_assert_~cond#1_10|} AuxVars[] AssignedVars[thrThread1of1ForFork0_~c~0#1, thrThread1of1ForFork0_~arg#1.offset, thrThread1of1ForFork0_assume_abort_if_not_#in~cond#1, thrThread1of1ForFork0_~end~0#1, thrThread1of1ForFork0___VERIFIER_assert_#in~cond#1, thrThread1of1ForFork0_~arg#1.base, thrThread1of1ForFork0_#t~mem3#1, thrThread1of1ForFork0_#in~arg#1.base, thrThread1of1ForFork0_thidvar0, thrThread1of1ForFork0_#res#1.offset, thrThread1of1ForFork0_thidvar1, thrThread1of1ForFork0_#in~arg#1.offset, thrThread1of1ForFork0_assume_abort_if_not_~cond#1, thrThread1of1ForFork0_#res#1.base, thrThread1of1ForFork0___VERIFIER_assert_~cond#1] 175#[L1047-4, thrENTRY]don't care [168] L1047-4-->L1047-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre6#1] 181#[L1047-5, thrENTRY]don't care [216] L1047-5-->L1046-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet7#1] 189#[L1046-2, thrENTRY]don't care [202] L1046-2-->L1047: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 199#[L1047, thrENTRY]don't care [241] L1047-->L1047-1: Formula: (= |v_ULTIMATE.start_main_#t~pre6#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre6#1] 213#[L1047-1, thrENTRY]don't care [179] L1047-1-->L1047-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 231#[L1047-2, thrENTRY]don't care [188] L1047-2-->L1047-3: Formula: (and (= (select |v_#valid_8| |v_ULTIMATE.start_main_~#t~0#1.base_3|) 1) (<= 0 |v_ULTIMATE.start_main_~#t~0#1.offset_3|) (<= (+ |v_ULTIMATE.start_main_~#t~0#1.offset_3| 4) (select |v_#length_7| |v_ULTIMATE.start_main_~#t~0#1.base_3|)) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~0#1.base_3|) |v_ULTIMATE.start_main_~#t~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre6#1_3|)) |v_#memory_int_3|)) InVars {ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_3|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_3|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_3|} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_3|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_3|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_3|, #length=|v_#length_7|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] 253#[L1047-3, thrENTRY]don't care [281] L1047-3-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 279#[ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrENTRY]don't care [2022-07-22 11:40:12,208 INFO L750 eck$LassoCheckResult]: Loop: 279#[ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrENTRY]don't care [282] ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 279#[ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrENTRY]don't care [2022-07-22 11:40:12,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:12,215 INFO L85 PathProgramCache]: Analyzing trace with hash -316732319, now seen corresponding path program 1 times [2022-07-22 11:40:12,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:12,226 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616772446] [2022-07-22 11:40:12,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:12,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:12,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:12,395 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:12,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:12,494 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:12,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:12,498 INFO L85 PathProgramCache]: Analyzing trace with hash 313, now seen corresponding path program 1 times [2022-07-22 11:40:12,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:12,500 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369100093] [2022-07-22 11:40:12,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:12,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:12,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:12,540 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:12,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:12,547 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:12,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:12,549 INFO L85 PathProgramCache]: Analyzing trace with hash -1228767015, now seen corresponding path program 1 times [2022-07-22 11:40:12,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:12,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781976715] [2022-07-22 11:40:12,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:12,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:12,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:12,595 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:12,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:12,643 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:14,038 WARN L146 chiAutomizerObserver]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-07-22 11:40:14,084 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-07-22 11:40:14,094 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 117 places, 123 transitions, 258 flow [2022-07-22 11:40:14,160 INFO L129 PetriNetUnfolder]: 13/149 cut-off events. [2022-07-22 11:40:14,160 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-07-22 11:40:14,162 INFO L84 FinitePrefix]: Finished finitePrefix Result has 159 conditions, 149 events. 13/149 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 260 event pairs, 0 based on Foata normal form. 0/134 useless extension candidates. Maximal degree in co-relation 99. Up to 6 conditions per place. [2022-07-22 11:40:14,162 INFO L82 GeneralOperation]: Start removeDead. Operand has 117 places, 123 transitions, 258 flow [2022-07-22 11:40:14,168 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 117 places, 123 transitions, 258 flow [2022-07-22 11:40:14,169 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 11:40:14,169 INFO L301 stractBuchiCegarLoop]: Hoare is false [2022-07-22 11:40:14,169 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 11:40:14,169 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 11:40:14,169 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 11:40:14,170 INFO L305 stractBuchiCegarLoop]: Difference is false [2022-07-22 11:40:14,170 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 11:40:14,170 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 11:40:14,170 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-07-22 11:40:15,628 INFO L131 ngComponentsAnalysis]: Automaton has 893 accepting balls. 11020 [2022-07-22 11:40:15,629 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 11:40:15,629 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 11:40:15,637 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 11:40:15,637 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 11:40:15,637 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 11:40:15,638 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 15853 states, but on-demand construction may add more states [2022-07-22 11:40:15,929 INFO L131 ngComponentsAnalysis]: Automaton has 893 accepting balls. 11020 [2022-07-22 11:40:15,930 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 11:40:15,930 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 11:40:15,933 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 11:40:15,934 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 11:40:15,936 INFO L748 eck$LassoCheckResult]: Stem: 120#[ULTIMATE.startENTRY]don't care [356] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 123#[L-1]don't care [333] 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] 125#[L-1-1]don't care [360] L-1-1-->L-1-2: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] 127#[L-1-2]don't care [361] L-1-2-->L991: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 129#[L991]don't care [293] L991-->L991-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] 131#[L991-1]don't care [362] L991-1-->L991-2: 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[] 133#[L991-2]don't care [327] L991-2-->L991-3: 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[] 135#[L991-3]don't care [326] L991-3-->L991-4: Formula: (and (= 9 (select |v_#length_2| 2)) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] 137#[L991-4]don't care [330] L991-4-->L1006: Formula: (and (= v_~data~0.base_1 0) (= v_~data~0.offset_1 0)) InVars {} OutVars{~data~0.offset=v_~data~0.offset_1, ~data~0.base=v_~data~0.base_1} AuxVars[] AssignedVars[~data~0.base, ~data~0.offset] 139#[L1006]don't care [366] L1006-->L1007: Formula: (= v_~len~0_1 0) InVars {} OutVars{~len~0=v_~len~0_1} AuxVars[] AssignedVars[~len~0] 141#[L1007]don't care [295] L1007-->L1008: Formula: (= v_~next~0_1 0) InVars {} OutVars{~next~0=v_~next~0_1} AuxVars[] AssignedVars[~next~0] 143#[L1008]don't care [315] L1008-->L-1-3: Formula: (= v_~lock~0_1 0) InVars {} OutVars{~lock~0=v_~lock~0_1} AuxVars[] AssignedVars[~lock~0] 145#[L-1-3]don't care [363] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 147#[L-1-4]don't care [344] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 149#[L-1-5]don't care [307] L-1-5-->L-1-6: Formula: (and (= |v_ULTIMATE.start_#in~argv#1.offset_1| |v_ULTIMATE.start_main_#in~argv#1.offset_1|) (= |v_ULTIMATE.start_main_#in~argv#1.base_1| |v_ULTIMATE.start_#in~argv#1.base_1|) (= |v_ULTIMATE.start_main_#in~argc#1_1| |v_ULTIMATE.start_#in~argc#1_1|)) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_1|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_1|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_1|} OutVars{ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_1|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_1|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_1|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_1|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_1|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_#in~argv#1.offset] 151#[L-1-6]don't care [343] L-1-6-->L-1-7: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 153#[L-1-7]don't care [296] L-1-7-->L1039: Formula: true InVars {} OutVars{ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_1|, ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_1|, ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_1|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_1|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_1|, ULTIMATE.start_main_#t~malloc5#1.base=|v_ULTIMATE.start_main_#t~malloc5#1.base_1|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_1|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_1|, ULTIMATE.start_main_#t~malloc5#1.offset=|v_ULTIMATE.start_main_#t~malloc5#1.offset_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_#t~pre6#1, ULTIMATE.start_main_~#t~0#1.offset, ULTIMATE.start_main_#t~nondet7#1, ULTIMATE.start_main_#t~malloc5#1.base, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~#t~0#1.base, ULTIMATE.start_main_#t~malloc5#1.offset] 155#[L1039]don't care [288] L1039-->L1039-1: Formula: (= |v_ULTIMATE.start_main_#in~argc#1_2| |v_ULTIMATE.start_main_~argc#1_2|) InVars {ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_2|} OutVars{ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_2|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~argc#1] 157#[L1039-1]don't care [321] L1039-1-->L1040: Formula: (and (= |v_ULTIMATE.start_main_~argv#1.offset_2| |v_ULTIMATE.start_main_#in~argv#1.offset_2|) (= |v_ULTIMATE.start_main_#in~argv#1.base_2| |v_ULTIMATE.start_main_~argv#1.base_2|)) InVars {ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_2|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_2|} OutVars{ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_2|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_2|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_2|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~argv#1.offset] 159#[L1040]don't care [329] L1040-->L1040-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t~0#1.base_2| 0)) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t~0#1.base_2|) (= |v_ULTIMATE.start_main_~#t~0#1.offset_2| 0) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t~0#1.base_2| 4)) (= |v_#valid_4| (store |v_#valid_5| |v_ULTIMATE.start_main_~#t~0#1.base_2| 1)) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t~0#1.base_2|) 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_2|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t~0#1.base] 161#[L1040-1]don't care [335] L1040-1-->L1042: Formula: (= v_~lock~0_2 0) InVars {} OutVars{~lock~0=v_~lock~0_2} AuxVars[] AssignedVars[~lock~0] 163#[L1042]don't care [301] L1042-->L1043: Formula: (= v_~next~0_2 0) InVars {} OutVars{~next~0=v_~next~0_2} AuxVars[] AssignedVars[~next~0] 165#[L1043]don't care [347] L1043-->L1043-1: Formula: (= v_~len~0_2 |v_ULTIMATE.start_main_#t~nondet4#1_2|) InVars {ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|, ~len~0=v_~len~0_2} AuxVars[] AssignedVars[~len~0] 167#[L1043-1]don't care [292] L1043-1-->L1044: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet4#1] 169#[L1044]don't care [285] L1044-->L1044-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 171#[L1044-1]don't care [306] L1044-1-->L1044-2: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (ite (< 0 v_~len~0_3) 1 0)) InVars {~len~0=v_~len~0_3} OutVars{~len~0=v_~len~0_3, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] 173#[L1044-2]don't care [342] L1044-2-->L993: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 175#[L993]don't care [355] L993-->L994: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 177#[L994]don't care [346] L994-->L993-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] 181#[L993-1]don't care [336] L993-1-->L1045: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 183#[L1045]don't care [348] L1045-->L1045-1: Formula: (and (= |v_ULTIMATE.start_main_#t~malloc5#1.offset_2| 0) (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_#t~malloc5#1.base_2| (* v_~len~0_4 4))) (not (= |v_ULTIMATE.start_main_#t~malloc5#1.base_2| 0)) (= (store |v_#valid_7| |v_ULTIMATE.start_main_#t~malloc5#1.base_2| 1) |v_#valid_6|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_#t~malloc5#1.base_2|) 0) (< |v_ULTIMATE.start_main_#t~malloc5#1.base_2| |v_#StackHeapBarrier_3|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|, ~len~0=v_~len~0_4} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #valid=|v_#valid_6|, ~len~0=v_~len~0_4, ULTIMATE.start_main_#t~malloc5#1.base=|v_ULTIMATE.start_main_#t~malloc5#1.base_2|, #length=|v_#length_5|, ULTIMATE.start_main_#t~malloc5#1.offset=|v_ULTIMATE.start_main_#t~malloc5#1.offset_2|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_#t~malloc5#1.base, #length, ULTIMATE.start_main_#t~malloc5#1.offset] 185#[L1045-1]don't care [352] L1045-1-->L1045-2: Formula: (and (= v_~data~0.offset_2 |v_ULTIMATE.start_main_#t~malloc5#1.offset_3|) (= |v_ULTIMATE.start_main_#t~malloc5#1.base_3| v_~data~0.base_2)) InVars {ULTIMATE.start_main_#t~malloc5#1.base=|v_ULTIMATE.start_main_#t~malloc5#1.base_3|, ULTIMATE.start_main_#t~malloc5#1.offset=|v_ULTIMATE.start_main_#t~malloc5#1.offset_3|} OutVars{~data~0.offset=v_~data~0.offset_2, ULTIMATE.start_main_#t~malloc5#1.base=|v_ULTIMATE.start_main_#t~malloc5#1.base_3|, ~data~0.base=v_~data~0.base_2, ULTIMATE.start_main_#t~malloc5#1.offset=|v_ULTIMATE.start_main_#t~malloc5#1.offset_3|} AuxVars[] AssignedVars[~data~0.base, ~data~0.offset] 187#[L1045-2]don't care [297] L1045-2-->L1046-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~malloc5#1.base=|v_ULTIMATE.start_main_#t~malloc5#1.base_4|, ULTIMATE.start_main_#t~malloc5#1.offset=|v_ULTIMATE.start_main_#t~malloc5#1.offset_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~malloc5#1.base, ULTIMATE.start_main_#t~malloc5#1.offset] 189#[L1046-2]don't care [325] L1046-2-->L1047: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 193#[L1047]don't care [364] L1047-->L1047-1: Formula: (= |v_ULTIMATE.start_main_#t~pre6#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre6#1] 197#[L1047-1]don't care [302] L1047-1-->L1047-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 201#[L1047-2]don't care [311] L1047-2-->L1047-3: Formula: (and (= (select |v_#valid_8| |v_ULTIMATE.start_main_~#t~0#1.base_3|) 1) (<= 0 |v_ULTIMATE.start_main_~#t~0#1.offset_3|) (<= (+ |v_ULTIMATE.start_main_~#t~0#1.offset_3| 4) (select |v_#length_7| |v_ULTIMATE.start_main_~#t~0#1.base_3|)) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~0#1.base_3|) |v_ULTIMATE.start_main_~#t~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre6#1_3|)) |v_#memory_int_3|)) InVars {ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_3|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_3|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_3|} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_3|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_3|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_3|, #length=|v_#length_7|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] 205#[L1047-3]don't care [441] L1047-3-->thrENTRY: Formula: (and (= v_thrThread1of2ForFork0_thidvar1_2 0) (= |v_thrThread1of2ForFork0_#in~arg#1.base_4| 0) (= |v_thrThread1of2ForFork0_#in~arg#1.offset_4| 0) (= |v_ULTIMATE.start_main_#t~pre6#1_12| v_thrThread1of2ForFork0_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_12|} OutVars{thrThread1of2ForFork0___VERIFIER_assert_#in~cond#1=|v_thrThread1of2ForFork0___VERIFIER_assert_#in~cond#1_6|, thrThread1of2ForFork0_~arg#1.offset=|v_thrThread1of2ForFork0_~arg#1.offset_4|, ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_12|, thrThread1of2ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread1of2ForFork0_assume_abort_if_not_#in~cond#1_6|, thrThread1of2ForFork0_~c~0#1=|v_thrThread1of2ForFork0_~c~0#1_22|, thrThread1of2ForFork0_#in~arg#1.base=|v_thrThread1of2ForFork0_#in~arg#1.base_4|, thrThread1of2ForFork0_#res#1.offset=|v_thrThread1of2ForFork0_#res#1.offset_4|, thrThread1of2ForFork0_thidvar1=v_thrThread1of2ForFork0_thidvar1_2, thrThread1of2ForFork0_thidvar0=v_thrThread1of2ForFork0_thidvar0_2, thrThread1of2ForFork0___VERIFIER_assert_~cond#1=|v_thrThread1of2ForFork0___VERIFIER_assert_~cond#1_10|, thrThread1of2ForFork0_#res#1.base=|v_thrThread1of2ForFork0_#res#1.base_4|, thrThread1of2ForFork0_~arg#1.base=|v_thrThread1of2ForFork0_~arg#1.base_4|, thrThread1of2ForFork0_~end~0#1=|v_thrThread1of2ForFork0_~end~0#1_14|, thrThread1of2ForFork0_assume_abort_if_not_~cond#1=|v_thrThread1of2ForFork0_assume_abort_if_not_~cond#1_6|, thrThread1of2ForFork0_#in~arg#1.offset=|v_thrThread1of2ForFork0_#in~arg#1.offset_4|, thrThread1of2ForFork0_#t~mem3#1=|v_thrThread1of2ForFork0_#t~mem3#1_8|} AuxVars[] AssignedVars[thrThread1of2ForFork0___VERIFIER_assert_#in~cond#1, thrThread1of2ForFork0_~arg#1.offset, thrThread1of2ForFork0_assume_abort_if_not_#in~cond#1, thrThread1of2ForFork0_~c~0#1, thrThread1of2ForFork0_#in~arg#1.base, thrThread1of2ForFork0_#res#1.offset, thrThread1of2ForFork0_thidvar1, thrThread1of2ForFork0_thidvar0, thrThread1of2ForFork0___VERIFIER_assert_~cond#1, thrThread1of2ForFork0_#res#1.base, thrThread1of2ForFork0_~arg#1.base, thrThread1of2ForFork0_~end~0#1, thrThread1of2ForFork0_assume_abort_if_not_~cond#1, thrThread1of2ForFork0_#in~arg#1.offset, thrThread1of2ForFork0_#t~mem3#1] 209#[thrENTRY, L1047-4]don't care [404] thrENTRY-->L1022: Formula: (and (= |v_thrThread1of2ForFork0_~arg#1.base_1| |v_thrThread1of2ForFork0_#in~arg#1.base_1|) (= |v_thrThread1of2ForFork0_~arg#1.offset_1| |v_thrThread1of2ForFork0_#in~arg#1.offset_1|)) InVars {thrThread1of2ForFork0_#in~arg#1.offset=|v_thrThread1of2ForFork0_#in~arg#1.offset_1|, thrThread1of2ForFork0_#in~arg#1.base=|v_thrThread1of2ForFork0_#in~arg#1.base_1|} OutVars{thrThread1of2ForFork0_~arg#1.offset=|v_thrThread1of2ForFork0_~arg#1.offset_1|, thrThread1of2ForFork0_~arg#1.base=|v_thrThread1of2ForFork0_~arg#1.base_1|, thrThread1of2ForFork0_#in~arg#1.offset=|v_thrThread1of2ForFork0_#in~arg#1.offset_1|, thrThread1of2ForFork0_#in~arg#1.base=|v_thrThread1of2ForFork0_#in~arg#1.base_1|} AuxVars[] AssignedVars[thrThread1of2ForFork0_~arg#1.offset, thrThread1of2ForFork0_~arg#1.base] 215#[L1022, L1047-4]don't care [405] L1022-->L1022-1: Formula: true InVars {} OutVars{thrThread1of2ForFork0_~c~0#1=|v_thrThread1of2ForFork0_~c~0#1_1|} AuxVars[] AssignedVars[thrThread1of2ForFork0_~c~0#1] 223#[L1047-4, L1022-1]don't care [406] L1022-1-->L1023: Formula: true InVars {} OutVars{thrThread1of2ForFork0_~end~0#1=|v_thrThread1of2ForFork0_~end~0#1_1|} AuxVars[] AssignedVars[thrThread1of2ForFork0_~end~0#1] 233#[L1023, L1047-4]don't care [407] L1023-->L1024: Formula: (= |v_thrThread1of2ForFork0_~c~0#1_3| 0) InVars {} OutVars{thrThread1of2ForFork0_~c~0#1=|v_thrThread1of2ForFork0_~c~0#1_3|} AuxVars[] AssignedVars[thrThread1of2ForFork0_~c~0#1] 247#[L1047-4, L1024]don't care [408] L1024-->L1025: Formula: (= |v_thrThread1of2ForFork0_~end~0#1_3| 0) InVars {} OutVars{thrThread1of2ForFork0_~end~0#1=|v_thrThread1of2ForFork0_~end~0#1_3|} AuxVars[] AssignedVars[thrThread1of2ForFork0_~end~0#1] 265#[L1047-4, L1025]don't care [409] L1025-->L1010: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 287#[L1010, L1047-4]don't care [410] L1010-->L1013: Formula: (and (= |v_thrThread1of2ForFork0_assume_abort_if_not_#in~cond#1_1| |v_thrThread1of2ForFork0_assume_abort_if_not_~cond#1_1|) (= v_~lock~0_23 1) (= |v_thrThread1of2ForFork0_assume_abort_if_not_#in~cond#1_1| (ite (= v_~lock~0_24 0) 1 0)) (not (= |v_thrThread1of2ForFork0_assume_abort_if_not_~cond#1_1| 0))) InVars {~lock~0=v_~lock~0_24} OutVars{~lock~0=v_~lock~0_23, thrThread1of2ForFork0_assume_abort_if_not_~cond#1=|v_thrThread1of2ForFork0_assume_abort_if_not_~cond#1_1|, thrThread1of2ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread1of2ForFork0_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[~lock~0, thrThread1of2ForFork0_assume_abort_if_not_#in~cond#1, thrThread1of2ForFork0_assume_abort_if_not_~cond#1] 313#[L1013, L1047-4]don't care [411] L1013-->L1026: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 345#[L1047-4, L1026]don't care [413] L1026-->L1026-2: Formula: (not (<= (+ v_~next~0_7 10) v_~len~0_6)) InVars {~next~0=v_~next~0_7, ~len~0=v_~len~0_6} OutVars{~next~0=v_~next~0_7, ~len~0=v_~len~0_6} AuxVars[] AssignedVars[] 387#[L1026-2, L1047-4]don't care [415] L1026-2-->L1016: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 441#[L1047-4, L1016]don't care [417] L1016-->L1019: Formula: (and (= |v_thrThread1of2ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread1of2ForFork0_assume_abort_if_not_~cond#1_3|) (= v_~lock~0_29 0) (not (= |v_thrThread1of2ForFork0_assume_abort_if_not_~cond#1_3| 0)) (= |v_thrThread1of2ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0))) InVars {~lock~0=v_~lock~0_30} OutVars{~lock~0=v_~lock~0_29, thrThread1of2ForFork0_assume_abort_if_not_~cond#1=|v_thrThread1of2ForFork0_assume_abort_if_not_~cond#1_3|, thrThread1of2ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread1of2ForFork0_assume_abort_if_not_#in~cond#1_3|} AuxVars[] AssignedVars[~lock~0, thrThread1of2ForFork0_assume_abort_if_not_#in~cond#1, thrThread1of2ForFork0_assume_abort_if_not_~cond#1] 511#[L1019, L1047-4]don't care [419] L1019-->L1031-2: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 601#[L1031-2, L1047-4]don't care [2022-07-22 11:40:15,938 INFO L750 eck$LassoCheckResult]: Loop: 601#[L1031-2, L1047-4]don't care [422] L1031-2-->L1032: Formula: (< |v_thrThread1of2ForFork0_~c~0#1_9| |v_thrThread1of2ForFork0_~end~0#1_11|) InVars {thrThread1of2ForFork0_~end~0#1=|v_thrThread1of2ForFork0_~end~0#1_11|, thrThread1of2ForFork0_~c~0#1=|v_thrThread1of2ForFork0_~c~0#1_9|} OutVars{thrThread1of2ForFork0_~end~0#1=|v_thrThread1of2ForFork0_~end~0#1_11|, thrThread1of2ForFork0_~c~0#1=|v_thrThread1of2ForFork0_~c~0#1_9|} AuxVars[] AssignedVars[] 717#[L1047-4, L1032]don't care [424] L1032-->L1032-1: Formula: (let ((.cse0 (* |v_thrThread1of2ForFork0_~c~0#1_11| 4))) (let ((.cse1 (+ v_~data~0.offset_3 .cse0))) (and (<= (+ v_~data~0.offset_3 4 .cse0) (select |v_#length_8| v_~data~0.base_3)) (<= 0 .cse1) (= (select |v_#valid_11| v_~data~0.base_3) 1) (= (store |v_#memory_int_6| v_~data~0.base_3 (store (select |v_#memory_int_6| v_~data~0.base_3) .cse1 0)) |v_#memory_int_5|)))) InVars {~data~0.base=v_~data~0.base_3, #valid=|v_#valid_11|, #memory_int=|v_#memory_int_6|, ~data~0.offset=v_~data~0.offset_3, #length=|v_#length_8|, thrThread1of2ForFork0_~c~0#1=|v_thrThread1of2ForFork0_~c~0#1_11|} OutVars{~data~0.base=v_~data~0.base_3, #valid=|v_#valid_11|, #memory_int=|v_#memory_int_5|, ~data~0.offset=v_~data~0.offset_3, #length=|v_#length_8|, thrThread1of2ForFork0_~c~0#1=|v_thrThread1of2ForFork0_~c~0#1_11|} AuxVars[] AssignedVars[#memory_int] 863#[L1032-1, L1047-4]don't care [426] L1032-1-->L1033: Formula: (let ((.cse0 (* |v_thrThread1of2ForFork0_~c~0#1_13| 4))) (let ((.cse1 (+ v_~data~0.offset_4 .cse0))) (and (= (select |v_#valid_12| v_~data~0.base_4) 1) (<= (+ v_~data~0.offset_4 .cse0 4) (select |v_#length_9| v_~data~0.base_4)) (<= 0 .cse1) (= (store |v_#memory_int_8| v_~data~0.base_4 (store (select |v_#memory_int_8| v_~data~0.base_4) .cse1 1)) |v_#memory_int_7|)))) InVars {~data~0.base=v_~data~0.base_4, #valid=|v_#valid_12|, #memory_int=|v_#memory_int_8|, ~data~0.offset=v_~data~0.offset_4, #length=|v_#length_9|, thrThread1of2ForFork0_~c~0#1=|v_thrThread1of2ForFork0_~c~0#1_13|} OutVars{~data~0.base=v_~data~0.base_4, #valid=|v_#valid_12|, #memory_int=|v_#memory_int_7|, ~data~0.offset=v_~data~0.offset_4, #length=|v_#length_9|, thrThread1of2ForFork0_~c~0#1=|v_thrThread1of2ForFork0_~c~0#1_13|} AuxVars[] AssignedVars[#memory_int] 1039#[L1047-4, L1033]don't care [427] L1033-->L1034: Formula: (let ((.cse0 (* |v_thrThread1of2ForFork0_~c~0#1_15| 4))) (let ((.cse1 (+ v_~data~0.offset_5 .cse0))) (and (= (select |v_#valid_13| v_~data~0.base_5) 1) (<= (+ v_~data~0.offset_5 .cse0 4) (select |v_#length_10| v_~data~0.base_5)) (<= 0 .cse1) (= (select (select |v_#memory_int_9| v_~data~0.base_5) .cse1) |v_thrThread1of2ForFork0_#t~mem3#1_1|)))) InVars {~data~0.base=v_~data~0.base_5, #valid=|v_#valid_13|, ~data~0.offset=v_~data~0.offset_5, #memory_int=|v_#memory_int_9|, #length=|v_#length_10|, thrThread1of2ForFork0_~c~0#1=|v_thrThread1of2ForFork0_~c~0#1_15|} OutVars{~data~0.base=v_~data~0.base_5, #valid=|v_#valid_13|, ~data~0.offset=v_~data~0.offset_5, #memory_int=|v_#memory_int_9|, #length=|v_#length_10|, thrThread1of2ForFork0_#t~mem3#1=|v_thrThread1of2ForFork0_#t~mem3#1_1|, thrThread1of2ForFork0_~c~0#1=|v_thrThread1of2ForFork0_~c~0#1_15|} AuxVars[] AssignedVars[thrThread1of2ForFork0_#t~mem3#1] 1249#[L1047-4, L1034]don't care [428] L1034-->L1034-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 1497#[L1047-4, L1034-1]don't care [429] L1034-1-->L1034-2: Formula: (= |v_thrThread1of2ForFork0___VERIFIER_assert_#in~cond#1_1| (ite (= |v_thrThread1of2ForFork0_#t~mem3#1_3| 1) 1 0)) InVars {thrThread1of2ForFork0_#t~mem3#1=|v_thrThread1of2ForFork0_#t~mem3#1_3|} OutVars{thrThread1of2ForFork0___VERIFIER_assert_#in~cond#1=|v_thrThread1of2ForFork0___VERIFIER_assert_#in~cond#1_1|, thrThread1of2ForFork0_#t~mem3#1=|v_thrThread1of2ForFork0_#t~mem3#1_3|} AuxVars[] AssignedVars[thrThread1of2ForFork0___VERIFIER_assert_#in~cond#1] 1787#[L1034-2, L1047-4]don't care [430] L1034-2-->L996: Formula: true InVars {} OutVars{thrThread1of2ForFork0___VERIFIER_assert_~cond#1=|v_thrThread1of2ForFork0___VERIFIER_assert_~cond#1_1|} AuxVars[] AssignedVars[thrThread1of2ForFork0___VERIFIER_assert_~cond#1] 2121#[L1047-4, L996]don't care [431] L996-->L997: Formula: (= |v_thrThread1of2ForFork0___VERIFIER_assert_#in~cond#1_3| |v_thrThread1of2ForFork0___VERIFIER_assert_~cond#1_3|) InVars {thrThread1of2ForFork0___VERIFIER_assert_#in~cond#1=|v_thrThread1of2ForFork0___VERIFIER_assert_#in~cond#1_3|} OutVars{thrThread1of2ForFork0___VERIFIER_assert_#in~cond#1=|v_thrThread1of2ForFork0___VERIFIER_assert_#in~cond#1_3|, thrThread1of2ForFork0___VERIFIER_assert_~cond#1=|v_thrThread1of2ForFork0___VERIFIER_assert_~cond#1_3|} AuxVars[] AssignedVars[thrThread1of2ForFork0___VERIFIER_assert_~cond#1] 2505#[L997, L1047-4]don't care [433] L997-->L997-2: Formula: (not (= |v_thrThread1of2ForFork0___VERIFIER_assert_~cond#1_7| 0)) InVars {thrThread1of2ForFork0___VERIFIER_assert_~cond#1=|v_thrThread1of2ForFork0___VERIFIER_assert_~cond#1_7|} OutVars{thrThread1of2ForFork0___VERIFIER_assert_~cond#1=|v_thrThread1of2ForFork0___VERIFIER_assert_~cond#1_7|} AuxVars[] AssignedVars[] 2949#[L1047-4, L997-2]don't care [435] L997-2-->L1034-3: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 3459#[L1034-3, L1047-4]don't care [437] L1034-3-->L1035: Formula: true InVars {} OutVars{thrThread1of2ForFork0_#t~mem3#1=|v_thrThread1of2ForFork0_#t~mem3#1_5|} AuxVars[] AssignedVars[thrThread1of2ForFork0_#t~mem3#1] 4037#[L1047-4, L1035]don't care [438] L1035-->L1031-2: Formula: (= |v_thrThread1of2ForFork0_~c~0#1_18| (+ |v_thrThread1of2ForFork0_~c~0#1_17| 1)) InVars {thrThread1of2ForFork0_~c~0#1=|v_thrThread1of2ForFork0_~c~0#1_17|} OutVars{thrThread1of2ForFork0_~c~0#1=|v_thrThread1of2ForFork0_~c~0#1_18|} AuxVars[] AssignedVars[thrThread1of2ForFork0_~c~0#1] 601#[L1031-2, L1047-4]don't care [2022-07-22 11:40:15,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:15,952 INFO L85 PathProgramCache]: Analyzing trace with hash 1689082243, now seen corresponding path program 1 times [2022-07-22 11:40:15,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:15,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339479882] [2022-07-22 11:40:15,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:15,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:16,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:16,032 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:16,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:16,118 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:16,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:16,120 INFO L85 PathProgramCache]: Analyzing trace with hash 1359888201, now seen corresponding path program 1 times [2022-07-22 11:40:16,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:16,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937605131] [2022-07-22 11:40:16,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:16,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:16,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:16,193 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:16,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:16,213 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:16,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:16,214 INFO L85 PathProgramCache]: Analyzing trace with hash -972593717, now seen corresponding path program 1 times [2022-07-22 11:40:16,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:16,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363675660] [2022-07-22 11:40:16,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:16,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:16,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 11:40:16,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 11:40:16,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 11:40:16,345 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363675660] [2022-07-22 11:40:16,346 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363675660] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 11:40:16,346 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 11:40:16,346 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 11:40:16,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256052752] [2022-07-22 11:40:16,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 11:40:16,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 11:40:16,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 11:40:16,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-22 11:40:16,548 INFO L87 Difference]: Start difference. First operand currently 15853 states, but on-demand construction may add more states Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 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) [2022-07-22 11:40:16,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 11:40:16,801 INFO L93 Difference]: Finished difference Result 9729 states and 29147 transitions. [2022-07-22 11:40:16,803 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9729 states and 29147 transitions. [2022-07-22 11:40:16,962 INFO L131 ngComponentsAnalysis]: Automaton has 869 accepting balls. 6050 [2022-07-22 11:40:17,140 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9729 states to 9728 states and 29146 transitions. [2022-07-22 11:40:17,142 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9728 [2022-07-22 11:40:17,175 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9728 [2022-07-22 11:40:17,176 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9728 states and 29146 transitions. [2022-07-22 11:40:17,220 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 11:40:17,221 INFO L220 hiAutomatonCegarLoop]: Abstraction has 9728 states and 29146 transitions. [2022-07-22 11:40:17,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9728 states and 29146 transitions. [2022-07-22 11:40:17,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9728 to 8963. [2022-07-22 11:40:17,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8963 states, 8963 states have (on average 3.0238759343969654) internal successors, (27103), 8962 states have internal predecessors, (27103), 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) [2022-07-22 11:40:17,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8963 states to 8963 states and 27103 transitions. [2022-07-22 11:40:17,877 INFO L242 hiAutomatonCegarLoop]: Abstraction has 8963 states and 27103 transitions. [2022-07-22 11:40:17,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-22 11:40:17,886 INFO L425 stractBuchiCegarLoop]: Abstraction has 8963 states and 27103 transitions. [2022-07-22 11:40:17,887 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-22 11:40:17,888 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8963 states and 27103 transitions. [2022-07-22 11:40:18,033 INFO L131 ngComponentsAnalysis]: Automaton has 788 accepting balls. 5705 [2022-07-22 11:40:18,033 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 11:40:18,033 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 11:40:18,047 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 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 11:40:18,048 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 11:40:18,054 INFO L748 eck$LassoCheckResult]: Stem: 58251#[ULTIMATE.startENTRY]don't care [356] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 56595#[L-1]don't care [333] 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] 44891#[L-1-1]don't care [360] L-1-1-->L-1-2: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] 44893#[L-1-2]don't care [361] L-1-2-->L991: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 55067#[L991]don't care [293] L991-->L991-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] 43021#[L991-1]don't care [362] L991-1-->L991-2: 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[] 43023#[L991-2]don't care [327] L991-2-->L991-3: 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[] 50755#[L991-3]don't care [326] L991-3-->L991-4: Formula: (and (= 9 (select |v_#length_2| 2)) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] 49915#[L991-4]don't care [330] L991-4-->L1006: Formula: (and (= v_~data~0.base_1 0) (= v_~data~0.offset_1 0)) InVars {} OutVars{~data~0.offset=v_~data~0.offset_1, ~data~0.base=v_~data~0.base_1} AuxVars[] AssignedVars[~data~0.base, ~data~0.offset] 49917#[L1006]don't care [366] L1006-->L1007: Formula: (= v_~len~0_1 0) InVars {} OutVars{~len~0=v_~len~0_1} AuxVars[] AssignedVars[~len~0] 56147#[L1007]don't care [295] L1007-->L1008: Formula: (= v_~next~0_1 0) InVars {} OutVars{~next~0=v_~next~0_1} AuxVars[] AssignedVars[~next~0] 47057#[L1008]don't care [315] L1008-->L-1-3: Formula: (= v_~lock~0_1 0) InVars {} OutVars{~lock~0=v_~lock~0_1} AuxVars[] AssignedVars[~lock~0] 46459#[L-1-3]don't care [363] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 46461#[L-1-4]don't care [344] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 52511#[L-1-5]don't care [307] L-1-5-->L-1-6: Formula: (and (= |v_ULTIMATE.start_#in~argv#1.offset_1| |v_ULTIMATE.start_main_#in~argv#1.offset_1|) (= |v_ULTIMATE.start_main_#in~argv#1.base_1| |v_ULTIMATE.start_#in~argv#1.base_1|) (= |v_ULTIMATE.start_main_#in~argc#1_1| |v_ULTIMATE.start_#in~argc#1_1|)) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_1|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_1|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_1|} OutVars{ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_1|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_1|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_1|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_1|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_1|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_#in~argv#1.offset] 53093#[L-1-6]don't care [343] L-1-6-->L-1-7: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 53095#[L-1-7]don't care [296] L-1-7-->L1039: Formula: true InVars {} OutVars{ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_1|, ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_1|, ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_1|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_1|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_1|, ULTIMATE.start_main_#t~malloc5#1.base=|v_ULTIMATE.start_main_#t~malloc5#1.base_1|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_1|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_1|, ULTIMATE.start_main_#t~malloc5#1.offset=|v_ULTIMATE.start_main_#t~malloc5#1.offset_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_#t~pre6#1, ULTIMATE.start_main_~#t~0#1.offset, ULTIMATE.start_main_#t~nondet7#1, ULTIMATE.start_main_#t~malloc5#1.base, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~#t~0#1.base, ULTIMATE.start_main_#t~malloc5#1.offset] 56885#[L1039]don't care [288] L1039-->L1039-1: Formula: (= |v_ULTIMATE.start_main_#in~argc#1_2| |v_ULTIMATE.start_main_~argc#1_2|) InVars {ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_2|} OutVars{ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_2|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~argc#1] 56887#[L1039-1]don't care [321] L1039-1-->L1040: Formula: (and (= |v_ULTIMATE.start_main_~argv#1.offset_2| |v_ULTIMATE.start_main_#in~argv#1.offset_2|) (= |v_ULTIMATE.start_main_#in~argv#1.base_2| |v_ULTIMATE.start_main_~argv#1.base_2|)) InVars {ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_2|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_2|} OutVars{ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_2|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_2|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_2|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~argv#1.offset] 43641#[L1040]don't care [329] L1040-->L1040-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t~0#1.base_2| 0)) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t~0#1.base_2|) (= |v_ULTIMATE.start_main_~#t~0#1.offset_2| 0) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t~0#1.base_2| 4)) (= |v_#valid_4| (store |v_#valid_5| |v_ULTIMATE.start_main_~#t~0#1.base_2| 1)) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t~0#1.base_2|) 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_2|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t~0#1.base] 43643#[L1040-1]don't care [335] L1040-1-->L1042: Formula: (= v_~lock~0_2 0) InVars {} OutVars{~lock~0=v_~lock~0_2} AuxVars[] AssignedVars[~lock~0] 57801#[L1042]don't care [301] L1042-->L1043: Formula: (= v_~next~0_2 0) InVars {} OutVars{~next~0=v_~next~0_2} AuxVars[] AssignedVars[~next~0] 53517#[L1043]don't care [347] L1043-->L1043-1: Formula: (= v_~len~0_2 |v_ULTIMATE.start_main_#t~nondet4#1_2|) InVars {ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|, ~len~0=v_~len~0_2} AuxVars[] AssignedVars[~len~0] 53519#[L1043-1]don't care [292] L1043-1-->L1044: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet4#1] 46155#[L1044]don't care [285] L1044-->L1044-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 46157#[L1044-1]don't care [306] L1044-1-->L1044-2: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (ite (< 0 v_~len~0_3) 1 0)) InVars {~len~0=v_~len~0_3} OutVars{~len~0=v_~len~0_3, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] 51571#[L1044-2]don't care [342] L1044-2-->L993: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 52121#[L993]don't care [355] L993-->L994: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 55035#[L994]don't care [346] L994-->L993-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] 55037#[L993-1]don't care [336] L993-1-->L1045: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 49651#[L1045]don't care [348] L1045-->L1045-1: Formula: (and (= |v_ULTIMATE.start_main_#t~malloc5#1.offset_2| 0) (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_#t~malloc5#1.base_2| (* v_~len~0_4 4))) (not (= |v_ULTIMATE.start_main_#t~malloc5#1.base_2| 0)) (= (store |v_#valid_7| |v_ULTIMATE.start_main_#t~malloc5#1.base_2| 1) |v_#valid_6|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_#t~malloc5#1.base_2|) 0) (< |v_ULTIMATE.start_main_#t~malloc5#1.base_2| |v_#StackHeapBarrier_3|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|, ~len~0=v_~len~0_4} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #valid=|v_#valid_6|, ~len~0=v_~len~0_4, ULTIMATE.start_main_#t~malloc5#1.base=|v_ULTIMATE.start_main_#t~malloc5#1.base_2|, #length=|v_#length_5|, ULTIMATE.start_main_#t~malloc5#1.offset=|v_ULTIMATE.start_main_#t~malloc5#1.offset_2|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_#t~malloc5#1.base, #length, ULTIMATE.start_main_#t~malloc5#1.offset] 49653#[L1045-1]don't care [352] L1045-1-->L1045-2: Formula: (and (= v_~data~0.offset_2 |v_ULTIMATE.start_main_#t~malloc5#1.offset_3|) (= |v_ULTIMATE.start_main_#t~malloc5#1.base_3| v_~data~0.base_2)) InVars {ULTIMATE.start_main_#t~malloc5#1.base=|v_ULTIMATE.start_main_#t~malloc5#1.base_3|, ULTIMATE.start_main_#t~malloc5#1.offset=|v_ULTIMATE.start_main_#t~malloc5#1.offset_3|} OutVars{~data~0.offset=v_~data~0.offset_2, ULTIMATE.start_main_#t~malloc5#1.base=|v_ULTIMATE.start_main_#t~malloc5#1.base_3|, ~data~0.base=v_~data~0.base_2, ULTIMATE.start_main_#t~malloc5#1.offset=|v_ULTIMATE.start_main_#t~malloc5#1.offset_3|} AuxVars[] AssignedVars[~data~0.base, ~data~0.offset] 54271#[L1045-2]don't care [297] L1045-2-->L1046-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~malloc5#1.base=|v_ULTIMATE.start_main_#t~malloc5#1.base_4|, ULTIMATE.start_main_#t~malloc5#1.offset=|v_ULTIMATE.start_main_#t~malloc5#1.offset_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~malloc5#1.base, ULTIMATE.start_main_#t~malloc5#1.offset] 58335#[L1046-2]don't care [325] L1046-2-->L1047: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 45373#[L1047]don't care [364] L1047-->L1047-1: Formula: (= |v_ULTIMATE.start_main_#t~pre6#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre6#1] 45375#[L1047-1]don't care [302] L1047-1-->L1047-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 58267#[L1047-2]don't care [311] L1047-2-->L1047-3: Formula: (and (= (select |v_#valid_8| |v_ULTIMATE.start_main_~#t~0#1.base_3|) 1) (<= 0 |v_ULTIMATE.start_main_~#t~0#1.offset_3|) (<= (+ |v_ULTIMATE.start_main_~#t~0#1.offset_3| 4) (select |v_#length_7| |v_ULTIMATE.start_main_~#t~0#1.base_3|)) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~0#1.base_3|) |v_ULTIMATE.start_main_~#t~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre6#1_3|)) |v_#memory_int_3|)) InVars {ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_3|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_3|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_3|} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_3|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_3|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_3|, #length=|v_#length_7|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] 58177#[L1047-3]don't care [441] L1047-3-->thrENTRY: Formula: (and (= v_thrThread1of2ForFork0_thidvar1_2 0) (= |v_thrThread1of2ForFork0_#in~arg#1.base_4| 0) (= |v_thrThread1of2ForFork0_#in~arg#1.offset_4| 0) (= |v_ULTIMATE.start_main_#t~pre6#1_12| v_thrThread1of2ForFork0_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_12|} OutVars{thrThread1of2ForFork0___VERIFIER_assert_#in~cond#1=|v_thrThread1of2ForFork0___VERIFIER_assert_#in~cond#1_6|, thrThread1of2ForFork0_~arg#1.offset=|v_thrThread1of2ForFork0_~arg#1.offset_4|, ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_12|, thrThread1of2ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread1of2ForFork0_assume_abort_if_not_#in~cond#1_6|, thrThread1of2ForFork0_~c~0#1=|v_thrThread1of2ForFork0_~c~0#1_22|, thrThread1of2ForFork0_#in~arg#1.base=|v_thrThread1of2ForFork0_#in~arg#1.base_4|, thrThread1of2ForFork0_#res#1.offset=|v_thrThread1of2ForFork0_#res#1.offset_4|, thrThread1of2ForFork0_thidvar1=v_thrThread1of2ForFork0_thidvar1_2, thrThread1of2ForFork0_thidvar0=v_thrThread1of2ForFork0_thidvar0_2, thrThread1of2ForFork0___VERIFIER_assert_~cond#1=|v_thrThread1of2ForFork0___VERIFIER_assert_~cond#1_10|, thrThread1of2ForFork0_#res#1.base=|v_thrThread1of2ForFork0_#res#1.base_4|, thrThread1of2ForFork0_~arg#1.base=|v_thrThread1of2ForFork0_~arg#1.base_4|, thrThread1of2ForFork0_~end~0#1=|v_thrThread1of2ForFork0_~end~0#1_14|, thrThread1of2ForFork0_assume_abort_if_not_~cond#1=|v_thrThread1of2ForFork0_assume_abort_if_not_~cond#1_6|, thrThread1of2ForFork0_#in~arg#1.offset=|v_thrThread1of2ForFork0_#in~arg#1.offset_4|, thrThread1of2ForFork0_#t~mem3#1=|v_thrThread1of2ForFork0_#t~mem3#1_8|} AuxVars[] AssignedVars[thrThread1of2ForFork0___VERIFIER_assert_#in~cond#1, thrThread1of2ForFork0_~arg#1.offset, thrThread1of2ForFork0_assume_abort_if_not_#in~cond#1, thrThread1of2ForFork0_~c~0#1, thrThread1of2ForFork0_#in~arg#1.base, thrThread1of2ForFork0_#res#1.offset, thrThread1of2ForFork0_thidvar1, thrThread1of2ForFork0_thidvar0, thrThread1of2ForFork0___VERIFIER_assert_~cond#1, thrThread1of2ForFork0_#res#1.base, thrThread1of2ForFork0_~arg#1.base, thrThread1of2ForFork0_~end~0#1, thrThread1of2ForFork0_assume_abort_if_not_~cond#1, thrThread1of2ForFork0_#in~arg#1.offset, thrThread1of2ForFork0_#t~mem3#1] 56401#[thrENTRY, L1047-4]don't care [291] L1047-4-->L1047-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre6#1] 56403#[thrENTRY, L1047-5]don't care [339] L1047-5-->L1046-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet7#1] 56587#[thrENTRY, L1046-2]don't care [325] L1046-2-->L1047: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 51171#[thrENTRY, L1047]don't care [364] L1047-->L1047-1: Formula: (= |v_ULTIMATE.start_main_#t~pre6#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre6#1] 45761#[thrENTRY, L1047-1]don't care [302] L1047-1-->L1047-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 45765#[thrENTRY, L1047-2]don't care [311] L1047-2-->L1047-3: Formula: (and (= (select |v_#valid_8| |v_ULTIMATE.start_main_~#t~0#1.base_3|) 1) (<= 0 |v_ULTIMATE.start_main_~#t~0#1.offset_3|) (<= (+ |v_ULTIMATE.start_main_~#t~0#1.offset_3| 4) (select |v_#length_7| |v_ULTIMATE.start_main_~#t~0#1.base_3|)) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~0#1.base_3|) |v_ULTIMATE.start_main_~#t~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre6#1_3|)) |v_#memory_int_3|)) InVars {ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_3|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_3|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_3|} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_3|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_3|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_3|, #length=|v_#length_7|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] 47995#[thrENTRY, L1047-3]don't care [442] L1047-3-->thrENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre6#1_14| v_thrThread2of2ForFork0_thidvar0_2) (= v_thrThread2of2ForFork0_thidvar1_2 0) (= |v_thrThread2of2ForFork0_#in~arg#1.base_4| 0) (= |v_thrThread2of2ForFork0_#in~arg#1.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_14|} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_14|, thrThread2of2ForFork0_thidvar1=v_thrThread2of2ForFork0_thidvar1_2, thrThread2of2ForFork0___VERIFIER_assert_~cond#1=|v_thrThread2of2ForFork0___VERIFIER_assert_~cond#1_10|, thrThread2of2ForFork0_#in~arg#1.offset=|v_thrThread2of2ForFork0_#in~arg#1.offset_4|, thrThread2of2ForFork0_~end~0#1=|v_thrThread2of2ForFork0_~end~0#1_14|, thrThread2of2ForFork0_#res#1.base=|v_thrThread2of2ForFork0_#res#1.base_4|, thrThread2of2ForFork0_~arg#1.base=|v_thrThread2of2ForFork0_~arg#1.base_4|, thrThread2of2ForFork0_~arg#1.offset=|v_thrThread2of2ForFork0_~arg#1.offset_4|, thrThread2of2ForFork0_#t~mem3#1=|v_thrThread2of2ForFork0_#t~mem3#1_8|, thrThread2of2ForFork0_#res#1.offset=|v_thrThread2of2ForFork0_#res#1.offset_4|, thrThread2of2ForFork0_assume_abort_if_not_~cond#1=|v_thrThread2of2ForFork0_assume_abort_if_not_~cond#1_6|, thrThread2of2ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread2of2ForFork0_assume_abort_if_not_#in~cond#1_6|, thrThread2of2ForFork0_thidvar0=v_thrThread2of2ForFork0_thidvar0_2, thrThread2of2ForFork0_~c~0#1=|v_thrThread2of2ForFork0_~c~0#1_22|, thrThread2of2ForFork0___VERIFIER_assert_#in~cond#1=|v_thrThread2of2ForFork0___VERIFIER_assert_#in~cond#1_6|, thrThread2of2ForFork0_#in~arg#1.base=|v_thrThread2of2ForFork0_#in~arg#1.base_4|} AuxVars[] AssignedVars[thrThread2of2ForFork0_thidvar1, thrThread2of2ForFork0___VERIFIER_assert_~cond#1, thrThread2of2ForFork0_#in~arg#1.offset, thrThread2of2ForFork0_~end~0#1, thrThread2of2ForFork0_#res#1.base, thrThread2of2ForFork0_~arg#1.base, thrThread2of2ForFork0_~arg#1.offset, thrThread2of2ForFork0_#t~mem3#1, thrThread2of2ForFork0_#res#1.offset, thrThread2of2ForFork0_assume_abort_if_not_~cond#1, thrThread2of2ForFork0_assume_abort_if_not_#in~cond#1, thrThread2of2ForFork0_thidvar0, thrThread2of2ForFork0_~c~0#1, thrThread2of2ForFork0___VERIFIER_assert_#in~cond#1, thrThread2of2ForFork0_#in~arg#1.base] 47999#[L1047-4, thrENTRY, thrENTRY]don't care [291] L1047-4-->L1047-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre6#1] 57109#[L1047-5, thrENTRY, thrENTRY]don't care [339] L1047-5-->L1046-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet7#1] 57113#[L1046-2, thrENTRY, thrENTRY]don't care [325] L1046-2-->L1047: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 55651#[L1047, thrENTRY, thrENTRY]don't care [364] L1047-->L1047-1: Formula: (= |v_ULTIMATE.start_main_#t~pre6#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre6#1] 54789#[L1047-1, thrENTRY, thrENTRY]don't care [302] L1047-1-->L1047-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 43075#[L1047-2, thrENTRY, thrENTRY]don't care [311] L1047-2-->L1047-3: Formula: (and (= (select |v_#valid_8| |v_ULTIMATE.start_main_~#t~0#1.base_3|) 1) (<= 0 |v_ULTIMATE.start_main_~#t~0#1.offset_3|) (<= (+ |v_ULTIMATE.start_main_~#t~0#1.offset_3| 4) (select |v_#length_7| |v_ULTIMATE.start_main_~#t~0#1.base_3|)) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~0#1.base_3|) |v_ULTIMATE.start_main_~#t~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre6#1_3|)) |v_#memory_int_3|)) InVars {ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_3|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_3|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_3|} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_3|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_3|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_3|, #length=|v_#length_7|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] 43081#[L1047-3, thrENTRY, thrENTRY]don't care [439] L1047-3-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 56221#[ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrENTRY, thrENTRY]don't care [2022-07-22 11:40:18,055 INFO L750 eck$LassoCheckResult]: Loop: 56221#[ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrENTRY, thrENTRY]don't care [440] ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 56221#[ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrENTRY, thrENTRY]don't care [2022-07-22 11:40:18,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:18,065 INFO L85 PathProgramCache]: Analyzing trace with hash 280622648, now seen corresponding path program 1 times [2022-07-22 11:40:18,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:18,069 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147597493] [2022-07-22 11:40:18,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:18,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:18,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:18,135 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:18,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:18,190 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:18,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:18,191 INFO L85 PathProgramCache]: Analyzing trace with hash 471, now seen corresponding path program 1 times [2022-07-22 11:40:18,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:18,191 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322858879] [2022-07-22 11:40:18,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:18,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:18,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:18,203 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:18,211 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:18,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:18,212 INFO L85 PathProgramCache]: Analyzing trace with hash 109367936, now seen corresponding path program 1 times [2022-07-22 11:40:18,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:18,213 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580990526] [2022-07-22 11:40:18,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:18,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:18,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:18,257 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:18,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:18,304 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:19,495 WARN L146 chiAutomizerObserver]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2022-07-22 11:40:19,526 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-07-22 11:40:19,531 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 151 places, 159 transitions, 339 flow [2022-07-22 11:40:19,575 INFO L129 PetriNetUnfolder]: 18/199 cut-off events. [2022-07-22 11:40:19,575 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2022-07-22 11:40:19,578 INFO L84 FinitePrefix]: Finished finitePrefix Result has 215 conditions, 199 events. 18/199 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 471 event pairs, 0 based on Foata normal form. 0/178 useless extension candidates. Maximal degree in co-relation 152. Up to 8 conditions per place. [2022-07-22 11:40:19,579 INFO L82 GeneralOperation]: Start removeDead. Operand has 151 places, 159 transitions, 339 flow [2022-07-22 11:40:19,588 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 151 places, 159 transitions, 339 flow [2022-07-22 11:40:19,589 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 11:40:19,589 INFO L301 stractBuchiCegarLoop]: Hoare is false [2022-07-22 11:40:19,589 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 11:40:19,590 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 11:40:19,590 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 11:40:19,590 INFO L305 stractBuchiCegarLoop]: Difference is false [2022-07-22 11:40:19,590 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 11:40:19,590 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 11:40:19,590 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-07-22 11:41:12,752 INFO L131 ngComponentsAnalysis]: Automaton has 21769 accepting balls. 419868 [2022-07-22 11:41:12,753 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 11:41:12,753 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 11:41:12,764 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 11:41:12,764 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 11:41:12,764 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 11:41:12,765 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 506349 states, but on-demand construction may add more states [2022-07-22 11:41:30,503 INFO L131 ngComponentsAnalysis]: Automaton has 21769 accepting balls. 419868 [2022-07-22 11:41:30,503 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 11:41:30,504 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 11:41:30,526 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 11:41:30,527 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 11:41:30,528 INFO L748 eck$LassoCheckResult]: Stem: 154#[ULTIMATE.startENTRY]don't care [515] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 157#[L-1]don't care [492] 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] 159#[L-1-1]don't care [519] L-1-1-->L-1-2: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] 161#[L-1-2]don't care [520] L-1-2-->L991: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 163#[L991]don't care [452] L991-->L991-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] 165#[L991-1]don't care [521] L991-1-->L991-2: 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[] 167#[L991-2]don't care [486] L991-2-->L991-3: 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[] 169#[L991-3]don't care [485] L991-3-->L991-4: Formula: (and (= 9 (select |v_#length_2| 2)) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] 171#[L991-4]don't care [489] L991-4-->L1006: Formula: (and (= v_~data~0.base_1 0) (= v_~data~0.offset_1 0)) InVars {} OutVars{~data~0.offset=v_~data~0.offset_1, ~data~0.base=v_~data~0.base_1} AuxVars[] AssignedVars[~data~0.base, ~data~0.offset] 173#[L1006]don't care [525] L1006-->L1007: Formula: (= v_~len~0_1 0) InVars {} OutVars{~len~0=v_~len~0_1} AuxVars[] AssignedVars[~len~0] 175#[L1007]don't care [454] L1007-->L1008: Formula: (= v_~next~0_1 0) InVars {} OutVars{~next~0=v_~next~0_1} AuxVars[] AssignedVars[~next~0] 177#[L1008]don't care [474] L1008-->L-1-3: Formula: (= v_~lock~0_1 0) InVars {} OutVars{~lock~0=v_~lock~0_1} AuxVars[] AssignedVars[~lock~0] 179#[L-1-3]don't care [522] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 181#[L-1-4]don't care [503] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 183#[L-1-5]don't care [466] L-1-5-->L-1-6: Formula: (and (= |v_ULTIMATE.start_#in~argv#1.offset_1| |v_ULTIMATE.start_main_#in~argv#1.offset_1|) (= |v_ULTIMATE.start_main_#in~argv#1.base_1| |v_ULTIMATE.start_#in~argv#1.base_1|) (= |v_ULTIMATE.start_main_#in~argc#1_1| |v_ULTIMATE.start_#in~argc#1_1|)) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_1|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_1|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_1|} OutVars{ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_1|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_1|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_1|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_1|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_1|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_#in~argv#1.offset] 185#[L-1-6]don't care [502] L-1-6-->L-1-7: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 187#[L-1-7]don't care [455] L-1-7-->L1039: Formula: true InVars {} OutVars{ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_1|, ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_1|, ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_1|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_1|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_1|, ULTIMATE.start_main_#t~malloc5#1.base=|v_ULTIMATE.start_main_#t~malloc5#1.base_1|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_1|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_1|, ULTIMATE.start_main_#t~malloc5#1.offset=|v_ULTIMATE.start_main_#t~malloc5#1.offset_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_#t~pre6#1, ULTIMATE.start_main_~#t~0#1.offset, ULTIMATE.start_main_#t~nondet7#1, ULTIMATE.start_main_#t~malloc5#1.base, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~#t~0#1.base, ULTIMATE.start_main_#t~malloc5#1.offset] 189#[L1039]don't care [447] L1039-->L1039-1: Formula: (= |v_ULTIMATE.start_main_#in~argc#1_2| |v_ULTIMATE.start_main_~argc#1_2|) InVars {ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_2|} OutVars{ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_2|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~argc#1] 191#[L1039-1]don't care [480] L1039-1-->L1040: Formula: (and (= |v_ULTIMATE.start_main_~argv#1.offset_2| |v_ULTIMATE.start_main_#in~argv#1.offset_2|) (= |v_ULTIMATE.start_main_#in~argv#1.base_2| |v_ULTIMATE.start_main_~argv#1.base_2|)) InVars {ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_2|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_2|} OutVars{ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_2|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_2|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_2|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~argv#1.offset] 193#[L1040]don't care [488] L1040-->L1040-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t~0#1.base_2| 0)) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t~0#1.base_2|) (= |v_ULTIMATE.start_main_~#t~0#1.offset_2| 0) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t~0#1.base_2| 4)) (= |v_#valid_4| (store |v_#valid_5| |v_ULTIMATE.start_main_~#t~0#1.base_2| 1)) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t~0#1.base_2|) 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_2|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t~0#1.base] 195#[L1040-1]don't care [494] L1040-1-->L1042: Formula: (= v_~lock~0_2 0) InVars {} OutVars{~lock~0=v_~lock~0_2} AuxVars[] AssignedVars[~lock~0] 197#[L1042]don't care [460] L1042-->L1043: Formula: (= v_~next~0_2 0) InVars {} OutVars{~next~0=v_~next~0_2} AuxVars[] AssignedVars[~next~0] 199#[L1043]don't care [506] L1043-->L1043-1: Formula: (= v_~len~0_2 |v_ULTIMATE.start_main_#t~nondet4#1_2|) InVars {ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|, ~len~0=v_~len~0_2} AuxVars[] AssignedVars[~len~0] 201#[L1043-1]don't care [451] L1043-1-->L1044: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet4#1] 203#[L1044]don't care [444] L1044-->L1044-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 205#[L1044-1]don't care [465] L1044-1-->L1044-2: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (ite (< 0 v_~len~0_3) 1 0)) InVars {~len~0=v_~len~0_3} OutVars{~len~0=v_~len~0_3, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] 207#[L1044-2]don't care [501] L1044-2-->L993: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 209#[L993]don't care [514] L993-->L994: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 211#[L994]don't care [505] L994-->L993-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] 215#[L993-1]don't care [495] L993-1-->L1045: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 217#[L1045]don't care [507] L1045-->L1045-1: Formula: (and (= |v_ULTIMATE.start_main_#t~malloc5#1.offset_2| 0) (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_#t~malloc5#1.base_2| (* v_~len~0_4 4))) (not (= |v_ULTIMATE.start_main_#t~malloc5#1.base_2| 0)) (= (store |v_#valid_7| |v_ULTIMATE.start_main_#t~malloc5#1.base_2| 1) |v_#valid_6|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_#t~malloc5#1.base_2|) 0) (< |v_ULTIMATE.start_main_#t~malloc5#1.base_2| |v_#StackHeapBarrier_3|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|, ~len~0=v_~len~0_4} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #valid=|v_#valid_6|, ~len~0=v_~len~0_4, ULTIMATE.start_main_#t~malloc5#1.base=|v_ULTIMATE.start_main_#t~malloc5#1.base_2|, #length=|v_#length_5|, ULTIMATE.start_main_#t~malloc5#1.offset=|v_ULTIMATE.start_main_#t~malloc5#1.offset_2|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_#t~malloc5#1.base, #length, ULTIMATE.start_main_#t~malloc5#1.offset] 219#[L1045-1]don't care [511] L1045-1-->L1045-2: Formula: (and (= v_~data~0.offset_2 |v_ULTIMATE.start_main_#t~malloc5#1.offset_3|) (= |v_ULTIMATE.start_main_#t~malloc5#1.base_3| v_~data~0.base_2)) InVars {ULTIMATE.start_main_#t~malloc5#1.base=|v_ULTIMATE.start_main_#t~malloc5#1.base_3|, ULTIMATE.start_main_#t~malloc5#1.offset=|v_ULTIMATE.start_main_#t~malloc5#1.offset_3|} OutVars{~data~0.offset=v_~data~0.offset_2, ULTIMATE.start_main_#t~malloc5#1.base=|v_ULTIMATE.start_main_#t~malloc5#1.base_3|, ~data~0.base=v_~data~0.base_2, ULTIMATE.start_main_#t~malloc5#1.offset=|v_ULTIMATE.start_main_#t~malloc5#1.offset_3|} AuxVars[] AssignedVars[~data~0.base, ~data~0.offset] 221#[L1045-2]don't care [456] L1045-2-->L1046-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~malloc5#1.base=|v_ULTIMATE.start_main_#t~malloc5#1.base_4|, ULTIMATE.start_main_#t~malloc5#1.offset=|v_ULTIMATE.start_main_#t~malloc5#1.offset_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~malloc5#1.base, ULTIMATE.start_main_#t~malloc5#1.offset] 223#[L1046-2]don't care [484] L1046-2-->L1047: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 227#[L1047]don't care [523] L1047-->L1047-1: Formula: (= |v_ULTIMATE.start_main_#t~pre6#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre6#1] 231#[L1047-1]don't care [461] L1047-1-->L1047-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 235#[L1047-2]don't care [470] L1047-2-->L1047-3: Formula: (and (= (select |v_#valid_8| |v_ULTIMATE.start_main_~#t~0#1.base_3|) 1) (<= 0 |v_ULTIMATE.start_main_~#t~0#1.offset_3|) (<= (+ |v_ULTIMATE.start_main_~#t~0#1.offset_3| 4) (select |v_#length_7| |v_ULTIMATE.start_main_~#t~0#1.base_3|)) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~0#1.base_3|) |v_ULTIMATE.start_main_~#t~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre6#1_3|)) |v_#memory_int_3|)) InVars {ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_3|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_3|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_3|} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_3|, ULTIMATE.start_main_~#t~0#1.offset=|v_ULTIMATE.start_main_~#t~0#1.offset_3|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_3|, #length=|v_#length_7|, ULTIMATE.start_main_~#t~0#1.base=|v_ULTIMATE.start_main_~#t~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] 239#[L1047-3]don't care [635] L1047-3-->thrENTRY: Formula: (and (= v_thrThread1of3ForFork0_thidvar1_2 0) (= |v_ULTIMATE.start_main_#t~pre6#1_22| v_thrThread1of3ForFork0_thidvar0_2) (= |v_thrThread1of3ForFork0_#in~arg#1.base_4| 0) (= |v_thrThread1of3ForFork0_#in~arg#1.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_22|} OutVars{thrThread1of3ForFork0___VERIFIER_assert_#in~cond#1=|v_thrThread1of3ForFork0___VERIFIER_assert_#in~cond#1_6|, ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_22|, thrThread1of3ForFork0_#res#1.base=|v_thrThread1of3ForFork0_#res#1.base_4|, thrThread1of3ForFork0_assume_abort_if_not_~cond#1=|v_thrThread1of3ForFork0_assume_abort_if_not_~cond#1_6|, thrThread1of3ForFork0_~c~0#1=|v_thrThread1of3ForFork0_~c~0#1_22|, thrThread1of3ForFork0___VERIFIER_assert_~cond#1=|v_thrThread1of3ForFork0___VERIFIER_assert_~cond#1_10|, thrThread1of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread1of3ForFork0_assume_abort_if_not_#in~cond#1_6|, thrThread1of3ForFork0_#in~arg#1.base=|v_thrThread1of3ForFork0_#in~arg#1.base_4|, thrThread1of3ForFork0_#res#1.offset=|v_thrThread1of3ForFork0_#res#1.offset_4|, thrThread1of3ForFork0_#t~mem3#1=|v_thrThread1of3ForFork0_#t~mem3#1_8|, thrThread1of3ForFork0_~end~0#1=|v_thrThread1of3ForFork0_~end~0#1_14|, thrThread1of3ForFork0_#in~arg#1.offset=|v_thrThread1of3ForFork0_#in~arg#1.offset_4|, thrThread1of3ForFork0_thidvar0=v_thrThread1of3ForFork0_thidvar0_2, thrThread1of3ForFork0_~arg#1.base=|v_thrThread1of3ForFork0_~arg#1.base_4|, thrThread1of3ForFork0_~arg#1.offset=|v_thrThread1of3ForFork0_~arg#1.offset_4|, thrThread1of3ForFork0_thidvar1=v_thrThread1of3ForFork0_thidvar1_2} AuxVars[] AssignedVars[thrThread1of3ForFork0___VERIFIER_assert_#in~cond#1, thrThread1of3ForFork0_#res#1.base, thrThread1of3ForFork0_assume_abort_if_not_~cond#1, thrThread1of3ForFork0_~c~0#1, thrThread1of3ForFork0___VERIFIER_assert_~cond#1, thrThread1of3ForFork0_assume_abort_if_not_#in~cond#1, thrThread1of3ForFork0_#in~arg#1.base, thrThread1of3ForFork0_#res#1.offset, thrThread1of3ForFork0_#t~mem3#1, thrThread1of3ForFork0_~end~0#1, thrThread1of3ForFork0_#in~arg#1.offset, thrThread1of3ForFork0_thidvar0, thrThread1of3ForFork0_~arg#1.base, thrThread1of3ForFork0_~arg#1.offset, thrThread1of3ForFork0_thidvar1] 243#[thrENTRY, L1047-4]don't care [528] thrENTRY-->L1022: Formula: (and (= |v_thrThread1of3ForFork0_~arg#1.base_1| |v_thrThread1of3ForFork0_#in~arg#1.base_1|) (= |v_thrThread1of3ForFork0_#in~arg#1.offset_1| |v_thrThread1of3ForFork0_~arg#1.offset_1|)) InVars {thrThread1of3ForFork0_#in~arg#1.base=|v_thrThread1of3ForFork0_#in~arg#1.base_1|, thrThread1of3ForFork0_#in~arg#1.offset=|v_thrThread1of3ForFork0_#in~arg#1.offset_1|} OutVars{thrThread1of3ForFork0_#in~arg#1.base=|v_thrThread1of3ForFork0_#in~arg#1.base_1|, thrThread1of3ForFork0_#in~arg#1.offset=|v_thrThread1of3ForFork0_#in~arg#1.offset_1|, thrThread1of3ForFork0_~arg#1.base=|v_thrThread1of3ForFork0_~arg#1.base_1|, thrThread1of3ForFork0_~arg#1.offset=|v_thrThread1of3ForFork0_~arg#1.offset_1|} AuxVars[] AssignedVars[thrThread1of3ForFork0_~arg#1.base, thrThread1of3ForFork0_~arg#1.offset] 247#[L1022, L1047-4]don't care [529] L1022-->L1022-1: Formula: true InVars {} OutVars{thrThread1of3ForFork0_~c~0#1=|v_thrThread1of3ForFork0_~c~0#1_1|} AuxVars[] AssignedVars[thrThread1of3ForFork0_~c~0#1] 253#[L1022-1, L1047-4]don't care [530] L1022-1-->L1023: Formula: true InVars {} OutVars{thrThread1of3ForFork0_~end~0#1=|v_thrThread1of3ForFork0_~end~0#1_1|} AuxVars[] AssignedVars[thrThread1of3ForFork0_~end~0#1] 259#[L1023, L1047-4]don't care [531] L1023-->L1024: Formula: (= |v_thrThread1of3ForFork0_~c~0#1_3| 0) InVars {} OutVars{thrThread1of3ForFork0_~c~0#1=|v_thrThread1of3ForFork0_~c~0#1_3|} AuxVars[] AssignedVars[thrThread1of3ForFork0_~c~0#1] 271#[L1024, L1047-4]don't care [532] L1024-->L1025: Formula: (= |v_thrThread1of3ForFork0_~end~0#1_3| 0) InVars {} OutVars{thrThread1of3ForFork0_~end~0#1=|v_thrThread1of3ForFork0_~end~0#1_3|} AuxVars[] AssignedVars[thrThread1of3ForFork0_~end~0#1] 287#[L1025, L1047-4]don't care [533] L1025-->L1010: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 309#[L1047-4, L1010]don't care [534] L1010-->L1013: Formula: (and (not (= |v_thrThread1of3ForFork0_assume_abort_if_not_~cond#1_1| 0)) (= |v_thrThread1of3ForFork0_assume_abort_if_not_~cond#1_1| |v_thrThread1of3ForFork0_assume_abort_if_not_#in~cond#1_1|) (= v_~lock~0_23 1) (= |v_thrThread1of3ForFork0_assume_abort_if_not_#in~cond#1_1| (ite (= v_~lock~0_24 0) 1 0))) InVars {~lock~0=v_~lock~0_24} OutVars{~lock~0=v_~lock~0_23, thrThread1of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread1of3ForFork0_assume_abort_if_not_#in~cond#1_1|, thrThread1of3ForFork0_assume_abort_if_not_~cond#1=|v_thrThread1of3ForFork0_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[~lock~0, thrThread1of3ForFork0_assume_abort_if_not_~cond#1, thrThread1of3ForFork0_assume_abort_if_not_#in~cond#1] 335#[L1013, L1047-4]don't care [535] L1013-->L1026: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 365#[L1026, L1047-4]don't care [537] L1026-->L1026-2: Formula: (not (<= (+ v_~next~0_7 10) v_~len~0_6)) InVars {~next~0=v_~next~0_7, ~len~0=v_~len~0_6} OutVars{~next~0=v_~next~0_7, ~len~0=v_~len~0_6} AuxVars[] AssignedVars[] 403#[L1026-2, L1047-4]don't care [539] L1026-2-->L1016: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 451#[L1016, L1047-4]don't care [541] L1016-->L1019: Formula: (and (= |v_thrThread1of3ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (= v_~lock~0_29 0) (= |v_thrThread1of3ForFork0_assume_abort_if_not_~cond#1_3| |v_thrThread1of3ForFork0_assume_abort_if_not_#in~cond#1_3|) (not (= |v_thrThread1of3ForFork0_assume_abort_if_not_~cond#1_3| 0))) InVars {~lock~0=v_~lock~0_30} OutVars{~lock~0=v_~lock~0_29, thrThread1of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread1of3ForFork0_assume_abort_if_not_#in~cond#1_3|, thrThread1of3ForFork0_assume_abort_if_not_~cond#1=|v_thrThread1of3ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[~lock~0, thrThread1of3ForFork0_assume_abort_if_not_~cond#1, thrThread1of3ForFork0_assume_abort_if_not_#in~cond#1] 513#[L1019, L1047-4]don't care [543] L1019-->L1031-2: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 593#[L1031-2, L1047-4]don't care [2022-07-22 11:41:30,535 INFO L750 eck$LassoCheckResult]: Loop: 593#[L1031-2, L1047-4]don't care [546] L1031-2-->L1032: Formula: (< |v_thrThread1of3ForFork0_~c~0#1_9| |v_thrThread1of3ForFork0_~end~0#1_11|) InVars {thrThread1of3ForFork0_~end~0#1=|v_thrThread1of3ForFork0_~end~0#1_11|, thrThread1of3ForFork0_~c~0#1=|v_thrThread1of3ForFork0_~c~0#1_9|} OutVars{thrThread1of3ForFork0_~end~0#1=|v_thrThread1of3ForFork0_~end~0#1_11|, thrThread1of3ForFork0_~c~0#1=|v_thrThread1of3ForFork0_~c~0#1_9|} AuxVars[] AssignedVars[] 697#[L1032, L1047-4]don't care [548] L1032-->L1032-1: Formula: (let ((.cse0 (* |v_thrThread1of3ForFork0_~c~0#1_11| 4))) (let ((.cse1 (+ v_~data~0.offset_3 .cse0))) (and (<= (+ v_~data~0.offset_3 4 .cse0) (select |v_#length_8| v_~data~0.base_3)) (= (select |v_#valid_11| v_~data~0.base_3) 1) (= (store |v_#memory_int_6| v_~data~0.base_3 (store (select |v_#memory_int_6| v_~data~0.base_3) .cse1 0)) |v_#memory_int_5|) (<= 0 .cse1)))) InVars {~data~0.base=v_~data~0.base_3, #valid=|v_#valid_11|, #memory_int=|v_#memory_int_6|, ~data~0.offset=v_~data~0.offset_3, thrThread1of3ForFork0_~c~0#1=|v_thrThread1of3ForFork0_~c~0#1_11|, #length=|v_#length_8|} OutVars{~data~0.base=v_~data~0.base_3, #valid=|v_#valid_11|, #memory_int=|v_#memory_int_5|, ~data~0.offset=v_~data~0.offset_3, thrThread1of3ForFork0_~c~0#1=|v_thrThread1of3ForFork0_~c~0#1_11|, #length=|v_#length_8|} AuxVars[] AssignedVars[#memory_int] 831#[L1032-1, L1047-4]don't care [550] L1032-1-->L1033: Formula: (let ((.cse0 (* |v_thrThread1of3ForFork0_~c~0#1_13| 4))) (let ((.cse1 (+ v_~data~0.offset_4 .cse0))) (and (= (select |v_#valid_12| v_~data~0.base_4) 1) (<= (+ v_~data~0.offset_4 .cse0 4) (select |v_#length_9| v_~data~0.base_4)) (<= 0 .cse1) (= (store |v_#memory_int_8| v_~data~0.base_4 (store (select |v_#memory_int_8| v_~data~0.base_4) .cse1 1)) |v_#memory_int_7|)))) InVars {~data~0.base=v_~data~0.base_4, #valid=|v_#valid_12|, #memory_int=|v_#memory_int_8|, ~data~0.offset=v_~data~0.offset_4, thrThread1of3ForFork0_~c~0#1=|v_thrThread1of3ForFork0_~c~0#1_13|, #length=|v_#length_9|} OutVars{~data~0.base=v_~data~0.base_4, #valid=|v_#valid_12|, #memory_int=|v_#memory_int_7|, ~data~0.offset=v_~data~0.offset_4, thrThread1of3ForFork0_~c~0#1=|v_thrThread1of3ForFork0_~c~0#1_13|, #length=|v_#length_9|} AuxVars[] AssignedVars[#memory_int] 997#[L1033, L1047-4]don't care [551] L1033-->L1034: Formula: (let ((.cse0 (* |v_thrThread1of3ForFork0_~c~0#1_15| 4))) (let ((.cse1 (+ .cse0 v_~data~0.offset_5))) (and (<= (+ .cse0 v_~data~0.offset_5 4) (select |v_#length_10| v_~data~0.base_5)) (= (select |v_#valid_13| v_~data~0.base_5) 1) (= (select (select |v_#memory_int_9| v_~data~0.base_5) .cse1) |v_thrThread1of3ForFork0_#t~mem3#1_1|) (<= 0 .cse1)))) InVars {~data~0.base=v_~data~0.base_5, #valid=|v_#valid_13|, ~data~0.offset=v_~data~0.offset_5, #memory_int=|v_#memory_int_9|, thrThread1of3ForFork0_~c~0#1=|v_thrThread1of3ForFork0_~c~0#1_15|, #length=|v_#length_10|} OutVars{thrThread1of3ForFork0_#t~mem3#1=|v_thrThread1of3ForFork0_#t~mem3#1_1|, ~data~0.base=v_~data~0.base_5, #valid=|v_#valid_13|, ~data~0.offset=v_~data~0.offset_5, #memory_int=|v_#memory_int_9|, thrThread1of3ForFork0_~c~0#1=|v_thrThread1of3ForFork0_~c~0#1_15|, #length=|v_#length_10|} AuxVars[] AssignedVars[thrThread1of3ForFork0_#t~mem3#1] 1201#[L1034, L1047-4]don't care [552] L1034-->L1034-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 1455#[L1034-1, L1047-4]don't care [553] L1034-1-->L1034-2: Formula: (= (ite (= |v_thrThread1of3ForFork0_#t~mem3#1_3| 1) 1 0) |v_thrThread1of3ForFork0___VERIFIER_assert_#in~cond#1_1|) InVars {thrThread1of3ForFork0_#t~mem3#1=|v_thrThread1of3ForFork0_#t~mem3#1_3|} OutVars{thrThread1of3ForFork0_#t~mem3#1=|v_thrThread1of3ForFork0_#t~mem3#1_3|, thrThread1of3ForFork0___VERIFIER_assert_#in~cond#1=|v_thrThread1of3ForFork0___VERIFIER_assert_#in~cond#1_1|} AuxVars[] AssignedVars[thrThread1of3ForFork0___VERIFIER_assert_#in~cond#1] 1775#[L1047-4, L1034-2]don't care [554] L1034-2-->L996: Formula: true InVars {} OutVars{thrThread1of3ForFork0___VERIFIER_assert_~cond#1=|v_thrThread1of3ForFork0___VERIFIER_assert_~cond#1_1|} AuxVars[] AssignedVars[thrThread1of3ForFork0___VERIFIER_assert_~cond#1] 2181#[L996, L1047-4]don't care [555] L996-->L997: Formula: (= |v_thrThread1of3ForFork0___VERIFIER_assert_~cond#1_3| |v_thrThread1of3ForFork0___VERIFIER_assert_#in~cond#1_3|) InVars {thrThread1of3ForFork0___VERIFIER_assert_#in~cond#1=|v_thrThread1of3ForFork0___VERIFIER_assert_#in~cond#1_3|} OutVars{thrThread1of3ForFork0___VERIFIER_assert_~cond#1=|v_thrThread1of3ForFork0___VERIFIER_assert_~cond#1_3|, thrThread1of3ForFork0___VERIFIER_assert_#in~cond#1=|v_thrThread1of3ForFork0___VERIFIER_assert_#in~cond#1_3|} AuxVars[] AssignedVars[thrThread1of3ForFork0___VERIFIER_assert_~cond#1] 2697#[L997, L1047-4]don't care [557] L997-->L997-2: Formula: (not (= |v_thrThread1of3ForFork0___VERIFIER_assert_~cond#1_7| 0)) InVars {thrThread1of3ForFork0___VERIFIER_assert_~cond#1=|v_thrThread1of3ForFork0___VERIFIER_assert_~cond#1_7|} OutVars{thrThread1of3ForFork0___VERIFIER_assert_~cond#1=|v_thrThread1of3ForFork0___VERIFIER_assert_~cond#1_7|} AuxVars[] AssignedVars[] 3359#[L997-2, L1047-4]don't care [559] L997-2-->L1034-3: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 4205#[L1034-3, L1047-4]don't care [561] L1034-3-->L1035: Formula: true InVars {} OutVars{thrThread1of3ForFork0_#t~mem3#1=|v_thrThread1of3ForFork0_#t~mem3#1_5|} AuxVars[] AssignedVars[thrThread1of3ForFork0_#t~mem3#1] 5271#[L1035, L1047-4]don't care [562] L1035-->L1031-2: Formula: (= (+ |v_thrThread1of3ForFork0_~c~0#1_17| 1) |v_thrThread1of3ForFork0_~c~0#1_18|) InVars {thrThread1of3ForFork0_~c~0#1=|v_thrThread1of3ForFork0_~c~0#1_17|} OutVars{thrThread1of3ForFork0_~c~0#1=|v_thrThread1of3ForFork0_~c~0#1_18|} AuxVars[] AssignedVars[thrThread1of3ForFork0_~c~0#1] 593#[L1031-2, L1047-4]don't care [2022-07-22 11:41:30,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:41:30,558 INFO L85 PathProgramCache]: Analyzing trace with hash 202005446, now seen corresponding path program 1 times [2022-07-22 11:41:30,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:41:30,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572756214] [2022-07-22 11:41:30,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:41:30,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:41:30,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:41:30,631 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:41:30,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:41:30,696 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:41:30,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:41:30,698 INFO L85 PathProgramCache]: Analyzing trace with hash 433486921, now seen corresponding path program 1 times [2022-07-22 11:41:30,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:41:30,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982076477] [2022-07-22 11:41:30,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:41:30,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:41:30,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:41:30,718 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:41:30,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:41:30,737 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:41:30,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:41:30,738 INFO L85 PathProgramCache]: Analyzing trace with hash -2063312754, now seen corresponding path program 1 times [2022-07-22 11:41:30,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:41:30,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638591896] [2022-07-22 11:41:30,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:41:30,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:41:30,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 11:41:30,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 11:41:30,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 11:41:30,889 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638591896] [2022-07-22 11:41:30,889 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1638591896] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 11:41:30,889 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 11:41:30,889 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 11:41:30,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801597565] [2022-07-22 11:41:30,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 11:41:31,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 11:41:31,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 11:41:31,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-22 11:41:31,061 INFO L87 Difference]: Start difference. First operand currently 506349 states, but on-demand construction may add more states Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 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) [2022-07-22 11:41:39,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 11:41:39,372 INFO L93 Difference]: Finished difference Result 300695 states and 1212999 transitions. [2022-07-22 11:41:39,372 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 300695 states and 1212999 transitions. [2022-07-22 11:41:51,835 INFO L131 ngComponentsAnalysis]: Automaton has 21027 accepting balls. 231314 [2022-07-22 11:42:01,954 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 300695 states to 300694 states and 1212998 transitions. [2022-07-22 11:42:01,955 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 300694 [2022-07-22 11:42:03,172 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 300694 [2022-07-22 11:42:03,172 INFO L73 IsDeterministic]: Start isDeterministic. Operand 300694 states and 1212998 transitions. [2022-07-22 11:42:04,794 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 11:42:04,795 INFO L220 hiAutomatonCegarLoop]: Abstraction has 300694 states and 1212998 transitions. [2022-07-22 11:42:06,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300694 states and 1212998 transitions.