/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/fkp2014.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-21b0908 [2022-07-22 11:40:00,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 11:40:00,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 11:40:01,019 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 11:40:01,020 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 11:40:01,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 11:40:01,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 11:40:01,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 11:40:01,028 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 11:40:01,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 11:40:01,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 11:40:01,032 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 11:40:01,032 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 11:40:01,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 11:40:01,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 11:40:01,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 11:40:01,038 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 11:40:01,039 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 11:40:01,041 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 11:40:01,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 11:40:01,060 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 11:40:01,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 11:40:01,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 11:40:01,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 11:40:01,070 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 11:40:01,078 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 11:40:01,078 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 11:40:01,079 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 11:40:01,084 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 11:40:01,085 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 11:40:01,086 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 11:40:01,086 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 11:40:01,088 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 11:40:01,092 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 11:40:01,093 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 11:40:01,095 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 11:40:01,095 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 11:40:01,096 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 11:40:01,096 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 11:40:01,097 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 11:40:01,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 11:40:01,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 11:40:01,109 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 11:40:01,165 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 11:40:01,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 11:40:01,167 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 11:40:01,167 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 11:40:01,169 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 11:40:01,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 11:40:01,169 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 11:40:01,170 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-22 11:40:01,170 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-22 11:40:01,171 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-22 11:40:01,171 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-22 11:40:01,172 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-22 11:40:01,172 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-22 11:40:01,172 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 11:40:01,172 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 11:40:01,172 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-22 11:40:01,173 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 11:40:01,173 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 11:40:01,173 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 11:40:01,173 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-22 11:40:01,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-22 11:40:01,174 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-22 11:40:01,174 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 11:40:01,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 11:40:01,174 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-22 11:40:01,175 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 11:40:01,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-22 11:40:01,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 11:40:01,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 11:40:01,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 11:40:01,176 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 11:40:01,177 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 11:40:01,180 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-22 11:40:01,180 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-07-22 11:40:01,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 11:40:01,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 11:40:01,707 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 11:40:01,708 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 11:40:01,709 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 11:40:01,714 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/fkp2014.i [2022-07-22 11:40:01,796 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9434899fb/17ef0fab77df497e83562f9a7853542a/FLAGbadba79c5 [2022-07-22 11:40:02,571 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 11:40:02,572 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/fkp2014.i [2022-07-22 11:40:02,588 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9434899fb/17ef0fab77df497e83562f9a7853542a/FLAGbadba79c5 [2022-07-22 11:40:02,737 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9434899fb/17ef0fab77df497e83562f9a7853542a [2022-07-22 11:40:02,741 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 11:40:02,747 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-07-22 11:40:02,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 11:40:02,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 11:40:02,756 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 11:40:02,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 11:40:02" (1/1) ... [2022-07-22 11:40:02,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43b9fe6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:02, skipping insertion in model container [2022-07-22 11:40:02,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 11:40:02" (1/1) ... [2022-07-22 11:40:02,769 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 11:40:02,845 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 11:40:03,386 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/fkp2014.i[30003,30016] [2022-07-22 11:40:03,408 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 11:40:03,420 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 11:40:03,487 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/fkp2014.i[30003,30016] [2022-07-22 11:40:03,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 11:40:03,543 INFO L208 MainTranslator]: Completed translation [2022-07-22 11:40:03,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:03 WrapperNode [2022-07-22 11:40:03,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 11:40:03,545 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 11:40:03,545 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 11:40:03,545 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 11:40:03,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:03" (1/1) ... [2022-07-22 11:40:03,570 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:03" (1/1) ... [2022-07-22 11:40:03,606 INFO L137 Inliner]: procedures = 173, calls = 19, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 63 [2022-07-22 11:40:03,607 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 11:40:03,609 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 11:40:03,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 11:40:03,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 11:40:03,619 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:03" (1/1) ... [2022-07-22 11:40:03,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:03" (1/1) ... [2022-07-22 11:40:03,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:03" (1/1) ... [2022-07-22 11:40:03,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:03" (1/1) ... [2022-07-22 11:40:03,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:03" (1/1) ... [2022-07-22 11:40:03,634 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:03" (1/1) ... [2022-07-22 11:40:03,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:03" (1/1) ... [2022-07-22 11:40:03,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 11:40:03,641 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 11:40:03,641 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 11:40:03,642 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 11:40:03,643 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:03" (1/1) ... [2022-07-22 11:40:03,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 11:40:03,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 11:40:03,687 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 11:40:03,722 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 11:40:03,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-22 11:40:03,781 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-07-22 11:40:03,781 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2022-07-22 11:40:03,781 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2022-07-22 11:40:03,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 11:40:03,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 11:40:03,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 11:40:03,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 11:40:03,782 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-07-22 11:40:03,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 11:40:03,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 11:40:03,785 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 11:40:03,957 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 11:40:03,959 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 11:40:04,119 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 11:40:04,156 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 11:40:04,157 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-22 11:40:04,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 11:40:04 BoogieIcfgContainer [2022-07-22 11:40:04,161 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 11:40:04,162 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-22 11:40:04,162 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-22 11:40:04,168 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-22 11:40:04,169 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 11:40:04,170 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.07 11:40:02" (1/3) ... [2022-07-22 11:40:04,171 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4d72d9f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 11:40:04, skipping insertion in model container [2022-07-22 11:40:04,171 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 11:40:04,172 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:40:03" (2/3) ... [2022-07-22 11:40:04,173 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4d72d9f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 11:40:04, skipping insertion in model container [2022-07-22 11:40:04,173 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 11:40:04,174 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 11:40:04" (3/3) ... [2022-07-22 11:40:04,176 INFO L322 chiAutomizerObserver]: Analyzing ICFG fkp2014.i [2022-07-22 11:40:04,274 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-07-22 11:40:04,320 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 68 places, 69 transitions, 143 flow [2022-07-22 11:40:04,381 INFO L129 PetriNetUnfolder]: 5/81 cut-off events. [2022-07-22 11:40:04,381 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-07-22 11:40:04,393 INFO L84 FinitePrefix]: Finished finitePrefix Result has 86 conditions, 81 events. 5/81 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 77 event pairs, 0 based on Foata normal form. 0/75 useless extension candidates. Maximal degree in co-relation 41. Up to 4 conditions per place. [2022-07-22 11:40:04,396 INFO L82 GeneralOperation]: Start removeDead. Operand has 68 places, 69 transitions, 143 flow [2022-07-22 11:40:04,419 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 68 places, 69 transitions, 143 flow [2022-07-22 11:40:04,445 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 11:40:04,445 INFO L301 stractBuchiCegarLoop]: Hoare is false [2022-07-22 11:40:04,446 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 11:40:04,446 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 11:40:04,446 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 11:40:04,446 INFO L305 stractBuchiCegarLoop]: Difference is false [2022-07-22 11:40:04,446 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 11:40:04,447 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 11:40:04,451 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-07-22 11:40:04,676 INFO L131 ngComponentsAnalysis]: Automaton has 20 accepting balls. 20 [2022-07-22 11:40:04,676 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 11:40:04,677 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 11:40:04,689 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] [2022-07-22 11:40:04,689 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 11:40:04,690 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 11:40:04,690 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 399 states, but on-demand construction may add more states [2022-07-22 11:40:04,705 INFO L131 ngComponentsAnalysis]: Automaton has 20 accepting balls. 20 [2022-07-22 11:40:04,707 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 11:40:04,707 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 11:40:04,710 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] [2022-07-22 11:40:04,710 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 11:40:04,733 INFO L748 eck$LassoCheckResult]: Stem: 71#[ULTIMATE.startENTRY]don't care [150] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 74#[L-1]don't care [133] 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] 76#[L-1-1]don't care [155] 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[] 78#[L-1-2]don't care [156] L-1-2-->L683: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 80#[L683]don't care [110] L683-->L683-1: 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[] 82#[L683-1]don't care [148] L683-1-->L683-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] 84#[L683-2]don't care [132] L683-2-->L683-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] 86#[L683-3]don't care [154] L683-3-->L683-4: 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[] 88#[L683-4]don't care [98] L683-4-->L698: Formula: (= v_~s~0_1 0) InVars {} OutVars{~s~0=v_~s~0_1} AuxVars[] AssignedVars[~s~0] 90#[L698]don't care [126] L698-->L-1-3: Formula: (= v_~t~0_1 0) InVars {} OutVars{~t~0=v_~t~0_1} AuxVars[] AssignedVars[~t~0] 92#[L-1-3]don't care [158] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 94#[L-1-4]don't care [141] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 96#[L-1-5]don't care [115] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 98#[L-1-6]don't care [139] L-1-6-->L716: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_1|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_1|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_1|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~post6#1, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_main_~#t~1#1.base, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~pre7#1] 100#[L716]don't care [142] L716-->L716-1: Formula: (and (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t~1#1.base_2|) 0) (not (= |v_ULTIMATE.start_main_~#t~1#1.base_2| 0)) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t~1#1.base_2| 4)) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t~1#1.base_2|) (= |v_ULTIMATE.start_main_~#t~1#1.offset_2| 0) (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t~1#1.base_2| 1) |v_#valid_4|)) 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~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_2|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_~#t~1#1.base, #valid, #length] 102#[L716-1]don't care [145] L716-1-->L717: Formula: true InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 104#[L717]don't care [118] L717-->L718: Formula: true InVars {} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~n~0#1] 106#[L718]don't care [122] L718-->L719: Formula: (= v_~s~0_2 0) InVars {} OutVars{~s~0=v_~s~0_2} AuxVars[] AssignedVars[~s~0] 108#[L719]don't care [99] L719-->L719-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet5#1_2| |v_ULTIMATE.start_main_~n~0#1_3|) InVars {ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_2|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_3|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~n~0#1] 110#[L719-1]don't care [146] L719-1-->L720: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5#1] 112#[L720]don't care [127] L720-->L720-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 114#[L720-1]don't care [140] L720-1-->L720-2: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (ite (< 0 |v_ULTIMATE.start_main_~n~0#1_4|) 1 0)) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_4|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_4|, 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] 116#[L720-2]don't care [143] L720-2-->L685: 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] 118#[L685]don't care [117] L685-->L686: 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] 120#[L686]don't care [163] L686-->L685-1: 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[] 124#[L685-1]don't care [144] L685-1-->L721: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 126#[L721]don't care [116] L721-->L721-6: Formula: (= |v_ULTIMATE.start_main_~i~0#1_3| 0) InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 128#[L721-6]don't care [107] L721-6-->L722: Formula: (< |v_ULTIMATE.start_main_~i~0#1_5| |v_ULTIMATE.start_main_~n~0#1_6|) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_5|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_5|} AuxVars[] AssignedVars[] 132#[L722]don't care [159] L722-->L722-1: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 136#[L722-1]don't care [131] L722-1-->L722-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 140#[L722-2]don't care [161] L722-2-->L722-3: Formula: (and (<= (+ |v_ULTIMATE.start_main_~#t~1#1.offset_3| 4) (select |v_#length_5| |v_ULTIMATE.start_main_~#t~1#1.base_3|)) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~1#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~1#1.base_3|) |v_ULTIMATE.start_main_~#t~1#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_3|) (<= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_3|) (= (select |v_#valid_6| |v_ULTIMATE.start_main_~#t~1#1.base_3|) 1)) InVars {ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_3|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_3|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, #length=|v_#length_5|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_3|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_3|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, #length=|v_#length_5|} AuxVars[] AssignedVars[#memory_int] 144#[L722-3]don't care [187] L722-3-->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~pre7#1_6| v_thrThread1of1ForFork0_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{thrThread1of1ForFork0_~arg#1.offset=|v_thrThread1of1ForFork0_~arg#1.offset_4|, 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_#in~arg#1.base=|v_thrThread1of1ForFork0_#in~arg#1.base_4|, thrThread1of1ForFork0_thidvar0=v_thrThread1of1ForFork0_thidvar0_2, thrThread1of1ForFork0_incs_#t~post4#1=|v_thrThread1of1ForFork0_incs_#t~post4#1_6|, 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_inct_#t~post3#1=|v_thrThread1of1ForFork0_inct_#t~post3#1_6|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#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_~arg#1.offset, thrThread1of1ForFork0___VERIFIER_assert_#in~cond#1, thrThread1of1ForFork0_#res#1.offset, thrThread1of1ForFork0_~arg#1.base, thrThread1of1ForFork0_thidvar1, thrThread1of1ForFork0_#in~arg#1.offset, thrThread1of1ForFork0_#in~arg#1.base, thrThread1of1ForFork0_inct_#t~post3#1, thrThread1of1ForFork0_thidvar0, thrThread1of1ForFork0_incs_#t~post4#1, thrThread1of1ForFork0_#res#1.base, thrThread1of1ForFork0___VERIFIER_assert_~cond#1] 148#[thrENTRY, L722-4]don't care [157] L722-4-->L722-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 154#[thrENTRY, L722-5]don't care [152] L722-5-->L721-3: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] 162#[thrENTRY, L721-3]don't care [151] L721-3-->L721-4: Formula: (= |v_ULTIMATE.start_main_#t~post6#1_2| |v_ULTIMATE.start_main_~i~0#1_6|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_2|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~post6#1] 170#[thrENTRY, L721-4]don't care [160] L721-4-->L721-5: Formula: (= |v_ULTIMATE.start_main_~i~0#1_7| (+ |v_ULTIMATE.start_main_#t~post6#1_3| 1)) InVars {ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_3|} OutVars{ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_3|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 180#[thrENTRY, L721-5]don't care [147] L721-5-->L721-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~post6#1] 192#[thrENTRY, L721-6]don't care [107] L721-6-->L722: Formula: (< |v_ULTIMATE.start_main_~i~0#1_5| |v_ULTIMATE.start_main_~n~0#1_6|) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_5|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_5|} AuxVars[] AssignedVars[] 208#[thrENTRY, L722]don't care [159] L722-->L722-1: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 228#[thrENTRY, L722-1]don't care [131] L722-1-->L722-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 252#[thrENTRY, L722-2]don't care [161] L722-2-->L722-3: Formula: (and (<= (+ |v_ULTIMATE.start_main_~#t~1#1.offset_3| 4) (select |v_#length_5| |v_ULTIMATE.start_main_~#t~1#1.base_3|)) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~1#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~1#1.base_3|) |v_ULTIMATE.start_main_~#t~1#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_3|) (<= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_3|) (= (select |v_#valid_6| |v_ULTIMATE.start_main_~#t~1#1.base_3|) 1)) InVars {ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_3|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_3|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, #length=|v_#length_5|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_3|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_3|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, #length=|v_#length_5|} AuxVars[] AssignedVars[#memory_int] 280#[thrENTRY, L722-3]don't care [185] L722-3-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 314#[thrENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES]don't care [2022-07-22 11:40:04,736 INFO L750 eck$LassoCheckResult]: Loop: 314#[thrENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES]don't care [186] ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 314#[thrENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES]don't care [2022-07-22 11:40:04,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:04,749 INFO L85 PathProgramCache]: Analyzing trace with hash 1068866323, now seen corresponding path program 1 times [2022-07-22 11:40:04,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:04,766 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115906084] [2022-07-22 11:40:04,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:04,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:04,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:04,988 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:05,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:05,080 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:05,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:05,085 INFO L85 PathProgramCache]: Analyzing trace with hash 217, now seen corresponding path program 1 times [2022-07-22 11:40:05,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:05,085 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868869076] [2022-07-22 11:40:05,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:05,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:05,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:05,099 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:05,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:05,108 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:05,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:05,110 INFO L85 PathProgramCache]: Analyzing trace with hash -1224882169, now seen corresponding path program 1 times [2022-07-22 11:40:05,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:05,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974079729] [2022-07-22 11:40:05,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:05,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:05,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:05,156 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:05,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:05,224 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:06,089 WARN L146 chiAutomizerObserver]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-07-22 11:40:06,108 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-07-22 11:40:06,114 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 90 places, 90 transitions, 192 flow [2022-07-22 11:40:06,182 INFO L129 PetriNetUnfolder]: 7/119 cut-off events. [2022-07-22 11:40:06,183 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-07-22 11:40:06,186 INFO L84 FinitePrefix]: Finished finitePrefix Result has 129 conditions, 119 events. 7/119 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 173 event pairs, 0 based on Foata normal form. 0/110 useless extension candidates. Maximal degree in co-relation 81. Up to 6 conditions per place. [2022-07-22 11:40:06,187 INFO L82 GeneralOperation]: Start removeDead. Operand has 90 places, 90 transitions, 192 flow [2022-07-22 11:40:06,197 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 90 places, 90 transitions, 192 flow [2022-07-22 11:40:06,199 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 11:40:06,199 INFO L301 stractBuchiCegarLoop]: Hoare is false [2022-07-22 11:40:06,199 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 11:40:06,199 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 11:40:06,199 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 11:40:06,200 INFO L305 stractBuchiCegarLoop]: Difference is false [2022-07-22 11:40:06,200 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 11:40:06,201 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 11:40:06,201 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-07-22 11:40:06,882 INFO L131 ngComponentsAnalysis]: Automaton has 400 accepting balls. 400 [2022-07-22 11:40:06,882 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 11:40:06,882 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 11:40:06,884 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 11:40:06,884 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 11:40:06,885 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 11:40:06,885 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 7579 states, but on-demand construction may add more states [2022-07-22 11:40:07,085 INFO L131 ngComponentsAnalysis]: Automaton has 400 accepting balls. 400 [2022-07-22 11:40:07,085 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 11:40:07,085 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 11:40:07,087 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 11:40:07,087 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 11:40:07,089 INFO L748 eck$LassoCheckResult]: Stem: 93#[ULTIMATE.startENTRY]don't care [240] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 96#[L-1]don't care [223] 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] 98#[L-1-1]don't care [245] 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[] 100#[L-1-2]don't care [246] L-1-2-->L683: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 102#[L683]don't care [200] L683-->L683-1: 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[] 104#[L683-1]don't care [238] L683-1-->L683-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] 106#[L683-2]don't care [222] L683-2-->L683-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] 108#[L683-3]don't care [244] L683-3-->L683-4: 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[] 110#[L683-4]don't care [188] L683-4-->L698: Formula: (= v_~s~0_1 0) InVars {} OutVars{~s~0=v_~s~0_1} AuxVars[] AssignedVars[~s~0] 112#[L698]don't care [216] L698-->L-1-3: Formula: (= v_~t~0_1 0) InVars {} OutVars{~t~0=v_~t~0_1} AuxVars[] AssignedVars[~t~0] 114#[L-1-3]don't care [248] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 116#[L-1-4]don't care [231] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 118#[L-1-5]don't care [205] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 120#[L-1-6]don't care [229] L-1-6-->L716: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_1|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_1|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_1|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~post6#1, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_main_~#t~1#1.base, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~pre7#1] 122#[L716]don't care [232] L716-->L716-1: Formula: (and (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t~1#1.base_2|) 0) (not (= |v_ULTIMATE.start_main_~#t~1#1.base_2| 0)) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t~1#1.base_2| 4)) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t~1#1.base_2|) (= |v_ULTIMATE.start_main_~#t~1#1.offset_2| 0) (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t~1#1.base_2| 1) |v_#valid_4|)) 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~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_2|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_~#t~1#1.base, #valid, #length] 124#[L716-1]don't care [235] L716-1-->L717: Formula: true InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 126#[L717]don't care [208] L717-->L718: Formula: true InVars {} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~n~0#1] 128#[L718]don't care [212] L718-->L719: Formula: (= v_~s~0_2 0) InVars {} OutVars{~s~0=v_~s~0_2} AuxVars[] AssignedVars[~s~0] 130#[L719]don't care [189] L719-->L719-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet5#1_2| |v_ULTIMATE.start_main_~n~0#1_3|) InVars {ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_2|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_3|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~n~0#1] 132#[L719-1]don't care [236] L719-1-->L720: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5#1] 134#[L720]don't care [217] L720-->L720-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 136#[L720-1]don't care [230] L720-1-->L720-2: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (ite (< 0 |v_ULTIMATE.start_main_~n~0#1_4|) 1 0)) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_4|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_4|, 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] 138#[L720-2]don't care [233] L720-2-->L685: 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] 140#[L685]don't care [207] L685-->L686: 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] 142#[L686]don't care [253] L686-->L685-1: 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[] 146#[L685-1]don't care [234] L685-1-->L721: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 148#[L721]don't care [206] L721-->L721-6: Formula: (= |v_ULTIMATE.start_main_~i~0#1_3| 0) InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 150#[L721-6]don't care [197] L721-6-->L722: Formula: (< |v_ULTIMATE.start_main_~i~0#1_5| |v_ULTIMATE.start_main_~n~0#1_6|) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_5|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_5|} AuxVars[] AssignedVars[] 154#[L722]don't care [249] L722-->L722-1: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 158#[L722-1]don't care [221] L722-1-->L722-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 162#[L722-2]don't care [251] L722-2-->L722-3: Formula: (and (<= (+ |v_ULTIMATE.start_main_~#t~1#1.offset_3| 4) (select |v_#length_5| |v_ULTIMATE.start_main_~#t~1#1.base_3|)) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~1#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~1#1.base_3|) |v_ULTIMATE.start_main_~#t~1#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_3|) (<= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_3|) (= (select |v_#valid_6| |v_ULTIMATE.start_main_~#t~1#1.base_3|) 1)) InVars {ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_3|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_3|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, #length=|v_#length_5|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_3|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_3|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, #length=|v_#length_5|} AuxVars[] AssignedVars[#memory_int] 166#[L722-3]don't care [297] L722-3-->thrENTRY: Formula: (and (= v_thrThread1of2ForFork0_thidvar1_2 0) (= |v_thrThread1of2ForFork0_#in~arg#1.base_4| 0) (= |v_ULTIMATE.start_main_#t~pre7#1_12| v_thrThread1of2ForFork0_thidvar0_2) (= |v_thrThread1of2ForFork0_#in~arg#1.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#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|, 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_inct_#t~post3#1=|v_thrThread1of2ForFork0_inct_#t~post3#1_6|, thrThread1of2ForFork0___VERIFIER_assert_~cond#1=|v_thrThread1of2ForFork0___VERIFIER_assert_~cond#1_10|, thrThread1of2ForFork0_#res#1.base=|v_thrThread1of2ForFork0_#res#1.base_4|, thrThread1of2ForFork0_incs_#t~post4#1=|v_thrThread1of2ForFork0_incs_#t~post4#1_6|, thrThread1of2ForFork0_~arg#1.base=|v_thrThread1of2ForFork0_~arg#1.base_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_12|, thrThread1of2ForFork0_#in~arg#1.offset=|v_thrThread1of2ForFork0_#in~arg#1.offset_4|} AuxVars[] AssignedVars[thrThread1of2ForFork0___VERIFIER_assert_#in~cond#1, thrThread1of2ForFork0_#res#1.offset, thrThread1of2ForFork0_~arg#1.offset, thrThread1of2ForFork0_thidvar1, thrThread1of2ForFork0_thidvar0, thrThread1of2ForFork0_inct_#t~post3#1, thrThread1of2ForFork0___VERIFIER_assert_~cond#1, thrThread1of2ForFork0_#res#1.base, thrThread1of2ForFork0_incs_#t~post4#1, thrThread1of2ForFork0_~arg#1.base, thrThread1of2ForFork0_#in~arg#1.offset, thrThread1of2ForFork0_#in~arg#1.base] 170#[thrENTRY, L722-4]don't care [247] L722-4-->L722-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 176#[L722-5, thrENTRY]don't care [242] L722-5-->L721-3: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] 184#[L721-3, thrENTRY]don't care [241] L721-3-->L721-4: Formula: (= |v_ULTIMATE.start_main_#t~post6#1_2| |v_ULTIMATE.start_main_~i~0#1_6|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_2|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~post6#1] 192#[thrENTRY, L721-4]don't care [250] L721-4-->L721-5: Formula: (= |v_ULTIMATE.start_main_~i~0#1_7| (+ |v_ULTIMATE.start_main_#t~post6#1_3| 1)) InVars {ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_3|} OutVars{ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_3|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 202#[L721-5, thrENTRY]don't care [237] L721-5-->L721-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~post6#1] 214#[L721-6, thrENTRY]don't care [197] L721-6-->L722: Formula: (< |v_ULTIMATE.start_main_~i~0#1_5| |v_ULTIMATE.start_main_~n~0#1_6|) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_5|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_5|} AuxVars[] AssignedVars[] 230#[L722, thrENTRY]don't care [249] L722-->L722-1: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 250#[thrENTRY, L722-1]don't care [221] L722-1-->L722-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 274#[thrENTRY, L722-2]don't care [251] L722-2-->L722-3: Formula: (and (<= (+ |v_ULTIMATE.start_main_~#t~1#1.offset_3| 4) (select |v_#length_5| |v_ULTIMATE.start_main_~#t~1#1.base_3|)) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~1#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~1#1.base_3|) |v_ULTIMATE.start_main_~#t~1#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_3|) (<= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_3|) (= (select |v_#valid_6| |v_ULTIMATE.start_main_~#t~1#1.base_3|) 1)) InVars {ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_3|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_3|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, #length=|v_#length_5|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_3|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_3|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, #length=|v_#length_5|} AuxVars[] AssignedVars[#memory_int] 302#[thrENTRY, L722-3]don't care [298] L722-3-->thrENTRY: Formula: (and (= v_thrThread2of2ForFork0_thidvar1_2 0) (= |v_ULTIMATE.start_main_#t~pre7#1_14| v_thrThread2of2ForFork0_thidvar0_2) (= |v_thrThread2of2ForFork0_#in~arg#1.base_4| 0) (= |v_thrThread2of2ForFork0_#in~arg#1.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_14|} OutVars{thrThread2of2ForFork0_thidvar1=v_thrThread2of2ForFork0_thidvar1_2, thrThread2of2ForFork0___VERIFIER_assert_~cond#1=|v_thrThread2of2ForFork0___VERIFIER_assert_~cond#1_10|, thrThread2of2ForFork0_inct_#t~post3#1=|v_thrThread2of2ForFork0_inct_#t~post3#1_6|, thrThread2of2ForFork0_#in~arg#1.offset=|v_thrThread2of2ForFork0_#in~arg#1.offset_4|, 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_#res#1.offset=|v_thrThread2of2ForFork0_#res#1.offset_4|, thrThread2of2ForFork0_incs_#t~post4#1=|v_thrThread2of2ForFork0_incs_#t~post4#1_6|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_14|, thrThread2of2ForFork0_thidvar0=v_thrThread2of2ForFork0_thidvar0_2, 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_incs_#t~post4#1, thrThread2of2ForFork0___VERIFIER_assert_~cond#1, thrThread2of2ForFork0_inct_#t~post3#1, thrThread2of2ForFork0_#in~arg#1.offset, thrThread2of2ForFork0_thidvar0, thrThread2of2ForFork0_#res#1.base, thrThread2of2ForFork0_~arg#1.base, thrThread2of2ForFork0_~arg#1.offset, thrThread2of2ForFork0_#res#1.offset, thrThread2of2ForFork0___VERIFIER_assert_#in~cond#1, thrThread2of2ForFork0_#in~arg#1.base] 336#[thrENTRY, L722-4, thrENTRY]don't care [247] L722-4-->L722-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 376#[thrENTRY, thrENTRY, L722-5]don't care [242] L722-5-->L721-3: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] 424#[thrENTRY, thrENTRY, L721-3]don't care [241] L721-3-->L721-4: Formula: (= |v_ULTIMATE.start_main_#t~post6#1_2| |v_ULTIMATE.start_main_~i~0#1_6|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_2|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~post6#1] 480#[thrENTRY, L721-4, thrENTRY]don't care [250] L721-4-->L721-5: Formula: (= |v_ULTIMATE.start_main_~i~0#1_7| (+ |v_ULTIMATE.start_main_#t~post6#1_3| 1)) InVars {ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_3|} OutVars{ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_3|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 546#[thrENTRY, L721-5, thrENTRY]don't care [237] L721-5-->L721-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~post6#1] 624#[thrENTRY, thrENTRY, L721-6]don't care [197] L721-6-->L722: Formula: (< |v_ULTIMATE.start_main_~i~0#1_5| |v_ULTIMATE.start_main_~n~0#1_6|) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_5|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_5|} AuxVars[] AssignedVars[] 720#[L722, thrENTRY, thrENTRY]don't care [249] L722-->L722-1: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 838#[thrENTRY, L722-1, thrENTRY]don't care [221] L722-1-->L722-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 978#[L722-2, thrENTRY, thrENTRY]don't care [251] L722-2-->L722-3: Formula: (and (<= (+ |v_ULTIMATE.start_main_~#t~1#1.offset_3| 4) (select |v_#length_5| |v_ULTIMATE.start_main_~#t~1#1.base_3|)) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~1#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~1#1.base_3|) |v_ULTIMATE.start_main_~#t~1#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_3|) (<= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_3|) (= (select |v_#valid_6| |v_ULTIMATE.start_main_~#t~1#1.base_3|) 1)) InVars {ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_3|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_3|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, #length=|v_#length_5|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_3|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_3|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, #length=|v_#length_5|} AuxVars[] AssignedVars[#memory_int] 1144#[thrENTRY, L722-3, thrENTRY]don't care [295] L722-3-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 1340#[thrENTRY, thrENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES]don't care [2022-07-22 11:40:07,090 INFO L750 eck$LassoCheckResult]: Loop: 1340#[thrENTRY, thrENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES]don't care [296] ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 1340#[thrENTRY, thrENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES]don't care [2022-07-22 11:40:07,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:07,092 INFO L85 PathProgramCache]: Analyzing trace with hash -1690192054, now seen corresponding path program 1 times [2022-07-22 11:40:07,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:07,093 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973540535] [2022-07-22 11:40:07,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:07,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:07,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:07,136 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:07,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:07,179 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:07,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:07,180 INFO L85 PathProgramCache]: Analyzing trace with hash 327, now seen corresponding path program 1 times [2022-07-22 11:40:07,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:07,181 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662971161] [2022-07-22 11:40:07,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:07,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:07,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:07,190 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:07,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:07,195 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:07,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:07,196 INFO L85 PathProgramCache]: Analyzing trace with hash -856345826, now seen corresponding path program 1 times [2022-07-22 11:40:07,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:07,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557786513] [2022-07-22 11:40:07,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:07,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:07,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:07,232 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:07,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:07,288 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:08,165 WARN L146 chiAutomizerObserver]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2022-07-22 11:40:08,186 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-07-22 11:40:08,191 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 112 places, 111 transitions, 243 flow [2022-07-22 11:40:08,220 INFO L129 PetriNetUnfolder]: 9/157 cut-off events. [2022-07-22 11:40:08,221 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2022-07-22 11:40:08,223 INFO L84 FinitePrefix]: Finished finitePrefix Result has 173 conditions, 157 events. 9/157 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 286 event pairs, 0 based on Foata normal form. 0/145 useless extension candidates. Maximal degree in co-relation 122. Up to 8 conditions per place. [2022-07-22 11:40:08,223 INFO L82 GeneralOperation]: Start removeDead. Operand has 112 places, 111 transitions, 243 flow [2022-07-22 11:40:08,229 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 112 places, 111 transitions, 243 flow [2022-07-22 11:40:08,230 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 11:40:08,230 INFO L301 stractBuchiCegarLoop]: Hoare is false [2022-07-22 11:40:08,230 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 11:40:08,230 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 11:40:08,231 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 11:40:08,231 INFO L305 stractBuchiCegarLoop]: Difference is false [2022-07-22 11:40:08,231 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 11:40:08,231 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 11:40:08,231 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-07-22 11:40:22,634 INFO L131 ngComponentsAnalysis]: Automaton has 8000 accepting balls. 8000 [2022-07-22 11:40:22,634 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 11:40:22,634 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 11:40:22,641 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 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 11:40:22,641 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 11:40:22,641 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 11:40:22,642 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 151179 states, but on-demand construction may add more states [2022-07-22 11:40:27,002 INFO L131 ngComponentsAnalysis]: Automaton has 8000 accepting balls. 8000 [2022-07-22 11:40:27,003 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 11:40:27,003 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 11:40:27,008 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 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 11:40:27,009 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 11:40:27,012 INFO L748 eck$LassoCheckResult]: Stem: 115#[ULTIMATE.startENTRY]don't care [351] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 118#[L-1]don't care [334] 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] 120#[L-1-1]don't care [356] 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[] 122#[L-1-2]don't care [357] L-1-2-->L683: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 124#[L683]don't care [311] L683-->L683-1: 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[] 126#[L683-1]don't care [349] L683-1-->L683-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] 128#[L683-2]don't care [333] L683-2-->L683-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] 130#[L683-3]don't care [355] L683-3-->L683-4: 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[] 132#[L683-4]don't care [299] L683-4-->L698: Formula: (= v_~s~0_1 0) InVars {} OutVars{~s~0=v_~s~0_1} AuxVars[] AssignedVars[~s~0] 134#[L698]don't care [327] L698-->L-1-3: Formula: (= v_~t~0_1 0) InVars {} OutVars{~t~0=v_~t~0_1} AuxVars[] AssignedVars[~t~0] 136#[L-1-3]don't care [359] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 138#[L-1-4]don't care [342] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 140#[L-1-5]don't care [316] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 142#[L-1-6]don't care [340] L-1-6-->L716: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_1|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_1|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_1|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~post6#1, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_main_~#t~1#1.base, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~pre7#1] 144#[L716]don't care [343] L716-->L716-1: Formula: (and (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t~1#1.base_2|) 0) (not (= |v_ULTIMATE.start_main_~#t~1#1.base_2| 0)) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t~1#1.base_2| 4)) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t~1#1.base_2|) (= |v_ULTIMATE.start_main_~#t~1#1.offset_2| 0) (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t~1#1.base_2| 1) |v_#valid_4|)) 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~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_2|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_~#t~1#1.base, #valid, #length] 146#[L716-1]don't care [346] L716-1-->L717: Formula: true InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 148#[L717]don't care [319] L717-->L718: Formula: true InVars {} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~n~0#1] 150#[L718]don't care [323] L718-->L719: Formula: (= v_~s~0_2 0) InVars {} OutVars{~s~0=v_~s~0_2} AuxVars[] AssignedVars[~s~0] 152#[L719]don't care [300] L719-->L719-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet5#1_2| |v_ULTIMATE.start_main_~n~0#1_3|) InVars {ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_2|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_3|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~n~0#1] 154#[L719-1]don't care [347] L719-1-->L720: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5#1] 156#[L720]don't care [328] L720-->L720-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 158#[L720-1]don't care [341] L720-1-->L720-2: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (ite (< 0 |v_ULTIMATE.start_main_~n~0#1_4|) 1 0)) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_4|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_4|, 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] 160#[L720-2]don't care [344] L720-2-->L685: 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] 162#[L685]don't care [318] L685-->L686: 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] 164#[L686]don't care [364] L686-->L685-1: 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[] 168#[L685-1]don't care [345] L685-1-->L721: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 170#[L721]don't care [317] L721-->L721-6: Formula: (= |v_ULTIMATE.start_main_~i~0#1_3| 0) InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 172#[L721-6]don't care [308] L721-6-->L722: Formula: (< |v_ULTIMATE.start_main_~i~0#1_5| |v_ULTIMATE.start_main_~n~0#1_6|) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_5|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_5|} AuxVars[] AssignedVars[] 176#[L722]don't care [360] L722-->L722-1: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 180#[L722-1]don't care [332] L722-1-->L722-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 184#[L722-2]don't care [362] L722-2-->L722-3: Formula: (and (<= (+ |v_ULTIMATE.start_main_~#t~1#1.offset_3| 4) (select |v_#length_5| |v_ULTIMATE.start_main_~#t~1#1.base_3|)) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~1#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~1#1.base_3|) |v_ULTIMATE.start_main_~#t~1#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_3|) (<= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_3|) (= (select |v_#valid_6| |v_ULTIMATE.start_main_~#t~1#1.base_3|) 1)) InVars {ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_3|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_3|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, #length=|v_#length_5|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_3|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_3|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, #length=|v_#length_5|} AuxVars[] AssignedVars[#memory_int] 188#[L722-3]don't care [428] L722-3-->thrENTRY: Formula: (and (= v_thrThread1of3ForFork0_thidvar1_2 0) (= |v_ULTIMATE.start_main_#t~pre7#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~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_22|} OutVars{thrThread1of3ForFork0___VERIFIER_assert_#in~cond#1=|v_thrThread1of3ForFork0___VERIFIER_assert_#in~cond#1_6|, thrThread1of3ForFork0_#res#1.base=|v_thrThread1of3ForFork0_#res#1.base_4|, thrThread1of3ForFork0___VERIFIER_assert_~cond#1=|v_thrThread1of3ForFork0___VERIFIER_assert_~cond#1_10|, thrThread1of3ForFork0_#in~arg#1.base=|v_thrThread1of3ForFork0_#in~arg#1.base_4|, thrThread1of3ForFork0_#res#1.offset=|v_thrThread1of3ForFork0_#res#1.offset_4|, thrThread1of3ForFork0_inct_#t~post3#1=|v_thrThread1of3ForFork0_inct_#t~post3#1_6|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_22|, thrThread1of3ForFork0_#in~arg#1.offset=|v_thrThread1of3ForFork0_#in~arg#1.offset_4|, thrThread1of3ForFork0_incs_#t~post4#1=|v_thrThread1of3ForFork0_incs_#t~post4#1_6|, 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_#in~arg#1.base, thrThread1of3ForFork0___VERIFIER_assert_#in~cond#1, thrThread1of3ForFork0_#res#1.offset, thrThread1of3ForFork0_inct_#t~post3#1, thrThread1of3ForFork0_#res#1.base, thrThread1of3ForFork0_#in~arg#1.offset, thrThread1of3ForFork0___VERIFIER_assert_~cond#1, thrThread1of3ForFork0_incs_#t~post4#1, thrThread1of3ForFork0_thidvar0, thrThread1of3ForFork0_~arg#1.base, thrThread1of3ForFork0_~arg#1.offset, thrThread1of3ForFork0_thidvar1] 192#[thrENTRY, L722-4]don't care [358] L722-4-->L722-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 196#[thrENTRY, L722-5]don't care [353] L722-5-->L721-3: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] 202#[thrENTRY, L721-3]don't care [352] L721-3-->L721-4: Formula: (= |v_ULTIMATE.start_main_#t~post6#1_2| |v_ULTIMATE.start_main_~i~0#1_6|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_2|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~post6#1] 208#[thrENTRY, L721-4]don't care [361] L721-4-->L721-5: Formula: (= |v_ULTIMATE.start_main_~i~0#1_7| (+ |v_ULTIMATE.start_main_#t~post6#1_3| 1)) InVars {ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_3|} OutVars{ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_3|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 216#[thrENTRY, L721-5]don't care [348] L721-5-->L721-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~post6#1] 226#[thrENTRY, L721-6]don't care [308] L721-6-->L722: Formula: (< |v_ULTIMATE.start_main_~i~0#1_5| |v_ULTIMATE.start_main_~n~0#1_6|) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_5|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_5|} AuxVars[] AssignedVars[] 240#[thrENTRY, L722]don't care [360] L722-->L722-1: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 258#[thrENTRY, L722-1]don't care [332] L722-1-->L722-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 280#[thrENTRY, L722-2]don't care [362] L722-2-->L722-3: Formula: (and (<= (+ |v_ULTIMATE.start_main_~#t~1#1.offset_3| 4) (select |v_#length_5| |v_ULTIMATE.start_main_~#t~1#1.base_3|)) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~1#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~1#1.base_3|) |v_ULTIMATE.start_main_~#t~1#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_3|) (<= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_3|) (= (select |v_#valid_6| |v_ULTIMATE.start_main_~#t~1#1.base_3|) 1)) InVars {ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_3|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_3|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, #length=|v_#length_5|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_3|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_3|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, #length=|v_#length_5|} AuxVars[] AssignedVars[#memory_int] 306#[thrENTRY, L722-3]don't care [429] L722-3-->thrENTRY: Formula: (and (= v_thrThread2of3ForFork0_thidvar1_2 0) (= |v_thrThread2of3ForFork0_#in~arg#1.offset_4| 0) (= |v_ULTIMATE.start_main_#t~pre7#1_24| v_thrThread2of3ForFork0_thidvar0_2) (= |v_thrThread2of3ForFork0_#in~arg#1.base_4| 0)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_24|} OutVars{thrThread2of3ForFork0_inct_#t~post3#1=|v_thrThread2of3ForFork0_inct_#t~post3#1_6|, thrThread2of3ForFork0___VERIFIER_assert_~cond#1=|v_thrThread2of3ForFork0___VERIFIER_assert_~cond#1_10|, thrThread2of3ForFork0_#in~arg#1.base=|v_thrThread2of3ForFork0_#in~arg#1.base_4|, thrThread2of3ForFork0_thidvar1=v_thrThread2of3ForFork0_thidvar1_2, thrThread2of3ForFork0_thidvar0=v_thrThread2of3ForFork0_thidvar0_2, thrThread2of3ForFork0_~arg#1.offset=|v_thrThread2of3ForFork0_~arg#1.offset_4|, thrThread2of3ForFork0_#res#1.offset=|v_thrThread2of3ForFork0_#res#1.offset_4|, thrThread2of3ForFork0_#in~arg#1.offset=|v_thrThread2of3ForFork0_#in~arg#1.offset_4|, thrThread2of3ForFork0_~arg#1.base=|v_thrThread2of3ForFork0_~arg#1.base_4|, thrThread2of3ForFork0_incs_#t~post4#1=|v_thrThread2of3ForFork0_incs_#t~post4#1_6|, thrThread2of3ForFork0_#res#1.base=|v_thrThread2of3ForFork0_#res#1.base_4|, thrThread2of3ForFork0___VERIFIER_assert_#in~cond#1=|v_thrThread2of3ForFork0___VERIFIER_assert_#in~cond#1_6|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_24|} AuxVars[] AssignedVars[thrThread2of3ForFork0_inct_#t~post3#1, thrThread2of3ForFork0___VERIFIER_assert_~cond#1, thrThread2of3ForFork0_#in~arg#1.base, thrThread2of3ForFork0_thidvar1, thrThread2of3ForFork0_thidvar0, thrThread2of3ForFork0_#res#1.base, thrThread2of3ForFork0_~arg#1.offset, thrThread2of3ForFork0___VERIFIER_assert_#in~cond#1, thrThread2of3ForFork0_#res#1.offset, thrThread2of3ForFork0_#in~arg#1.offset, thrThread2of3ForFork0_~arg#1.base, thrThread2of3ForFork0_incs_#t~post4#1] 336#[thrENTRY, L722-4, thrENTRY]don't care [358] L722-4-->L722-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 372#[thrENTRY, thrENTRY, L722-5]don't care [353] L722-5-->L721-3: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] 416#[L721-3, thrENTRY, thrENTRY]don't care [352] L721-3-->L721-4: Formula: (= |v_ULTIMATE.start_main_#t~post6#1_2| |v_ULTIMATE.start_main_~i~0#1_6|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_2|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~post6#1] 466#[thrENTRY, L721-4, thrENTRY]don't care [361] L721-4-->L721-5: Formula: (= |v_ULTIMATE.start_main_~i~0#1_7| (+ |v_ULTIMATE.start_main_#t~post6#1_3| 1)) InVars {ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_3|} OutVars{ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_3|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 526#[L721-5, thrENTRY, thrENTRY]don't care [348] L721-5-->L721-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~post6#1] 598#[L721-6, thrENTRY, thrENTRY]don't care [308] L721-6-->L722: Formula: (< |v_ULTIMATE.start_main_~i~0#1_5| |v_ULTIMATE.start_main_~n~0#1_6|) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_5|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_5|} AuxVars[] AssignedVars[] 688#[thrENTRY, thrENTRY, L722]don't care [360] L722-->L722-1: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 800#[L722-1, thrENTRY, thrENTRY]don't care [332] L722-1-->L722-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 936#[thrENTRY, L722-2, thrENTRY]don't care [362] L722-2-->L722-3: Formula: (and (<= (+ |v_ULTIMATE.start_main_~#t~1#1.offset_3| 4) (select |v_#length_5| |v_ULTIMATE.start_main_~#t~1#1.base_3|)) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~1#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~1#1.base_3|) |v_ULTIMATE.start_main_~#t~1#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_3|) (<= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_3|) (= (select |v_#valid_6| |v_ULTIMATE.start_main_~#t~1#1.base_3|) 1)) InVars {ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_3|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_3|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, #length=|v_#length_5|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_3|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_3|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, #length=|v_#length_5|} AuxVars[] AssignedVars[#memory_int] 1098#[thrENTRY, L722-3, thrENTRY]don't care [430] L722-3-->thrENTRY: Formula: (and (= |v_thrThread3of3ForFork0_#in~arg#1.offset_4| 0) (= |v_ULTIMATE.start_main_#t~pre7#1_26| v_thrThread3of3ForFork0_thidvar0_2) (= v_thrThread3of3ForFork0_thidvar1_2 0) (= |v_thrThread3of3ForFork0_#in~arg#1.base_4| 0)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_26|} OutVars{thrThread3of3ForFork0_#res#1.base=|v_thrThread3of3ForFork0_#res#1.base_4|, thrThread3of3ForFork0_#in~arg#1.offset=|v_thrThread3of3ForFork0_#in~arg#1.offset_4|, thrThread3of3ForFork0___VERIFIER_assert_#in~cond#1=|v_thrThread3of3ForFork0___VERIFIER_assert_#in~cond#1_6|, thrThread3of3ForFork0_thidvar0=v_thrThread3of3ForFork0_thidvar0_2, thrThread3of3ForFork0_inct_#t~post3#1=|v_thrThread3of3ForFork0_inct_#t~post3#1_6|, thrThread3of3ForFork0___VERIFIER_assert_~cond#1=|v_thrThread3of3ForFork0___VERIFIER_assert_~cond#1_10|, thrThread3of3ForFork0_~arg#1.base=|v_thrThread3of3ForFork0_~arg#1.base_4|, thrThread3of3ForFork0_#in~arg#1.base=|v_thrThread3of3ForFork0_#in~arg#1.base_4|, thrThread3of3ForFork0_thidvar1=v_thrThread3of3ForFork0_thidvar1_2, thrThread3of3ForFork0_#res#1.offset=|v_thrThread3of3ForFork0_#res#1.offset_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_26|, thrThread3of3ForFork0_~arg#1.offset=|v_thrThread3of3ForFork0_~arg#1.offset_4|, thrThread3of3ForFork0_incs_#t~post4#1=|v_thrThread3of3ForFork0_incs_#t~post4#1_6|} AuxVars[] AssignedVars[thrThread3of3ForFork0_#res#1.base, thrThread3of3ForFork0___VERIFIER_assert_~cond#1, thrThread3of3ForFork0_~arg#1.base, thrThread3of3ForFork0_#in~arg#1.offset, thrThread3of3ForFork0_#in~arg#1.base, thrThread3of3ForFork0_thidvar1, thrThread3of3ForFork0_#res#1.offset, thrThread3of3ForFork0___VERIFIER_assert_#in~cond#1, thrThread3of3ForFork0_thidvar0, thrThread3of3ForFork0_inct_#t~post3#1, thrThread3of3ForFork0_~arg#1.offset, thrThread3of3ForFork0_incs_#t~post4#1] 1290#[L722-4, thrENTRY, thrENTRY, thrENTRY]don't care [358] L722-4-->L722-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 1520#[L722-5, thrENTRY, thrENTRY, thrENTRY]don't care [353] L722-5-->L721-3: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] 1800#[thrENTRY, thrENTRY, thrENTRY, L721-3]don't care [352] L721-3-->L721-4: Formula: (= |v_ULTIMATE.start_main_#t~post6#1_2| |v_ULTIMATE.start_main_~i~0#1_6|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_2|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~post6#1] 2140#[L721-4, thrENTRY, thrENTRY, thrENTRY]don't care [361] L721-4-->L721-5: Formula: (= |v_ULTIMATE.start_main_~i~0#1_7| (+ |v_ULTIMATE.start_main_#t~post6#1_3| 1)) InVars {ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_3|} OutVars{ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_3|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 2550#[thrENTRY, thrENTRY, thrENTRY, L721-5]don't care [348] L721-5-->L721-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~post6#1=|v_ULTIMATE.start_main_#t~post6#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~post6#1] 3042#[L721-6, thrENTRY, thrENTRY, thrENTRY]don't care [308] L721-6-->L722: Formula: (< |v_ULTIMATE.start_main_~i~0#1_5| |v_ULTIMATE.start_main_~n~0#1_6|) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_5|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_5|} AuxVars[] AssignedVars[] 3634#[thrENTRY, L722, thrENTRY, thrENTRY]don't care [360] L722-->L722-1: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 4350#[thrENTRY, thrENTRY, L722-1, thrENTRY]don't care [332] L722-1-->L722-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 5214#[L722-2, thrENTRY, thrENTRY, thrENTRY]don't care [362] L722-2-->L722-3: Formula: (and (<= (+ |v_ULTIMATE.start_main_~#t~1#1.offset_3| 4) (select |v_#length_5| |v_ULTIMATE.start_main_~#t~1#1.base_3|)) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~1#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t~1#1.base_3|) |v_ULTIMATE.start_main_~#t~1#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_3|) (<= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_3|) (= (select |v_#valid_6| |v_ULTIMATE.start_main_~#t~1#1.base_3|) 1)) InVars {ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_3|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_3|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, #length=|v_#length_5|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_3|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_3|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, #length=|v_#length_5|} AuxVars[] AssignedVars[#memory_int] 6252#[thrENTRY, L722-3, thrENTRY, thrENTRY]don't care [426] L722-3-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 7494#[ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrENTRY, thrENTRY, thrENTRY]don't care [2022-07-22 11:40:27,012 INFO L750 eck$LassoCheckResult]: Loop: 7494#[ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrENTRY, thrENTRY, thrENTRY]don't care [427] ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 7494#[ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrENTRY, thrENTRY, thrENTRY]don't care [2022-07-22 11:40:27,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:27,015 INFO L85 PathProgramCache]: Analyzing trace with hash 1700121738, now seen corresponding path program 1 times [2022-07-22 11:40:27,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:27,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010241871] [2022-07-22 11:40:27,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:27,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:27,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:27,056 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:27,094 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:27,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:27,095 INFO L85 PathProgramCache]: Analyzing trace with hash 458, now seen corresponding path program 1 times [2022-07-22 11:40:27,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:27,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318277477] [2022-07-22 11:40:27,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:27,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:27,104 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:27,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:27,108 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:27,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 11:40:27,109 INFO L85 PathProgramCache]: Analyzing trace with hash 1164166753, now seen corresponding path program 1 times [2022-07-22 11:40:27,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 11:40:27,109 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867469403] [2022-07-22 11:40:27,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 11:40:27,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 11:40:27,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:27,143 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 11:40:27,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 11:40:27,188 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 11:40:28,218 WARN L146 chiAutomizerObserver]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2022-07-22 11:40:28,259 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-07-22 11:40:28,267 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 134 places, 132 transitions, 296 flow [2022-07-22 11:40:28,339 INFO L129 PetriNetUnfolder]: 11/195 cut-off events. [2022-07-22 11:40:28,339 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2022-07-22 11:40:28,344 INFO L84 FinitePrefix]: Finished finitePrefix Result has 218 conditions, 195 events. 11/195 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 387 event pairs, 0 based on Foata normal form. 0/180 useless extension candidates. Maximal degree in co-relation 164. Up to 10 conditions per place. [2022-07-22 11:40:28,345 INFO L82 GeneralOperation]: Start removeDead. Operand has 134 places, 132 transitions, 296 flow [2022-07-22 11:40:28,355 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 134 places, 132 transitions, 296 flow [2022-07-22 11:40:28,356 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 11:40:28,357 INFO L301 stractBuchiCegarLoop]: Hoare is false [2022-07-22 11:40:28,357 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 11:40:28,357 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 11:40:28,357 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 11:40:28,357 INFO L305 stractBuchiCegarLoop]: Difference is false [2022-07-22 11:40:28,357 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 11:40:28,358 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 11:40:28,358 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states Received shutdown request... [2022-07-22 11:42:48,603 WARN L321 stractBuchiCegarLoop]: Verification cancelled [2022-07-22 11:42:48,614 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-07-22 11:42:48,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.07 11:42:48 BoogieIcfgContainer [2022-07-22 11:42:48,619 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-22 11:42:48,624 INFO L158 Benchmark]: Toolchain (without parser) took 165876.40ms. Allocated memory was 151.0MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 124.1MB in the beginning and 3.1GB in the end (delta: -3.0GB). Peak memory consumption was 5.2GB. Max. memory is 8.0GB. [2022-07-22 11:42:48,625 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 151.0MB. Free memory is still 122.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-07-22 11:42:48,625 INFO L158 Benchmark]: CACSL2BoogieTranslator took 793.24ms. Allocated memory is still 151.0MB. Free memory was 123.9MB in the beginning and 105.2MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2022-07-22 11:42:48,626 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.33ms. Allocated memory is still 151.0MB. Free memory was 105.2MB in the beginning and 103.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-07-22 11:42:48,627 INFO L158 Benchmark]: Boogie Preprocessor took 30.99ms. Allocated memory is still 151.0MB. Free memory was 103.2MB in the beginning and 102.1MB in the end (delta: 1.2MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-07-22 11:42:48,631 INFO L158 Benchmark]: RCFGBuilder took 519.89ms. Allocated memory is still 151.0MB. Free memory was 101.9MB in the beginning and 123.4MB in the end (delta: -21.5MB). Peak memory consumption was 7.7MB. Max. memory is 8.0GB. [2022-07-22 11:42:48,636 INFO L158 Benchmark]: BuchiAutomizer took 164456.39ms. Allocated memory was 151.0MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 123.4MB in the beginning and 3.1GB in the end (delta: -3.0GB). Peak memory consumption was 5.2GB. Max. memory is 8.0GB. [2022-07-22 11:42:48,652 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 151.0MB. Free memory is still 122.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 793.24ms. Allocated memory is still 151.0MB. Free memory was 123.9MB in the beginning and 105.2MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 62.33ms. Allocated memory is still 151.0MB. Free memory was 105.2MB in the beginning and 103.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.99ms. Allocated memory is still 151.0MB. Free memory was 103.2MB in the beginning and 102.1MB in the end (delta: 1.2MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 519.89ms. Allocated memory is still 151.0MB. Free memory was 101.9MB in the beginning and 123.4MB in the end (delta: -21.5MB). Peak memory consumption was 7.7MB. Max. memory is 8.0GB. * BuchiAutomizer took 164456.39ms. Allocated memory was 151.0MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 123.4MB in the beginning and 3.1GB in the end (delta: -3.0GB). Peak memory consumption was 5.2GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 140.6s and 3 iterations. TraceHistogramMax:4. Analysis of lassos took 3.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont3 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.3s - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction) Buchi Automizer is unable to decide termination: Timeout while executing BuchiIsEmpty. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown [2022-07-22 11:42:48,753 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 !SESSION 2022-07-22 11:39:58.841 ----------------------------------------------- eclipse.buildId=unknown java.version=11.0.15 java.vendor=Eclipse Adoptium BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_GB Framework arguments: -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -s ../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-noLbe.epf -i ../../../trunk/examples/svcomp/pthread-lit/fkp2014.i Command-line arguments: -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -s ../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-noLbe.epf -i ../../../trunk/examples/svcomp/pthread-lit/fkp2014.i !ENTRY org.eclipse.osgi 4 0 2022-07-22 11:42:48.950 !MESSAGE Application error !STACK 1 org.eclipse.core.internal.resources.ResourceException(/)[568]: java.io.FileNotFoundException: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9434899fb/.metadata/.plugins/org.eclipse.core.resources/.root/1.tree (No such file or directory) at java.base/java.io.FileOutputStream.open0(Native Method) at java.base/java.io.FileOutputStream.open(FileOutputStream.java:298) at java.base/java.io.FileOutputStream.(FileOutputStream.java:237) at java.base/java.io.FileOutputStream.(FileOutputStream.java:187) at org.eclipse.core.internal.localstore.SafeFileOutputStream.(SafeFileOutputStream.java:55) at org.eclipse.core.internal.resources.SaveManager.saveTree(SaveManager.java:1381) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1168) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2333) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2322) at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.start(UltimateCore.java:191) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:657) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:594) at org.eclipse.equinox.launcher.Main.run(Main.java:1465) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) An error has occurred. See the log file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9434899fb/.metadata/.log.