/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/weaver/bench-exp3x3-opt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-0d686a6 [2022-07-26 13:28:02,821 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-26 13:28:02,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-26 13:28:02,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-26 13:28:02,892 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-26 13:28:02,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-26 13:28:02,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-26 13:28:02,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-26 13:28:02,902 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-26 13:28:02,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-26 13:28:02,909 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-26 13:28:02,912 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-26 13:28:02,912 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-26 13:28:02,914 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-26 13:28:02,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-26 13:28:02,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-26 13:28:02,918 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-26 13:28:02,919 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-26 13:28:02,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-26 13:28:02,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-26 13:28:02,931 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-26 13:28:02,933 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-26 13:28:02,933 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-26 13:28:02,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-26 13:28:02,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-26 13:28:02,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-07-26 13:28:02,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-26 13:28:02,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-26 13:28:02,948 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-26 13:28:02,948 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-26 13:28:02,949 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-26 13:28:02,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-26 13:28:02,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-26 13:28:02,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-26 13:28:02,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-26 13:28:02,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-26 13:28:02,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-26 13:28:02,953 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-noLbe.epf [2022-07-26 13:28:02,986 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-26 13:28:02,987 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-26 13:28:02,987 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-26 13:28:02,987 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-26 13:28:02,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-26 13:28:02,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-26 13:28:02,988 INFO L138 SettingsManager]: * Use SBE=true [2022-07-26 13:28:02,989 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-26 13:28:02,989 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-26 13:28:02,989 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-26 13:28:02,990 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-26 13:28:02,990 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-26 13:28:02,990 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-26 13:28:02,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-26 13:28:02,991 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-26 13:28:02,991 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-26 13:28:02,991 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-26 13:28:02,991 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-26 13:28:02,991 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-26 13:28:02,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-26 13:28:02,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-26 13:28:02,992 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-26 13:28:02,992 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-26 13:28:02,992 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-26 13:28:02,992 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-26 13:28:02,992 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-26 13:28:02,992 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-26 13:28:02,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-26 13:28:02,993 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-26 13:28:02,993 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-26 13:28:02,993 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-26 13:28:02,993 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-26 13:28:02,994 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-26 13:28:02,994 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-07-26 13:28:03,195 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-26 13:28:03,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-26 13:28:03,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-26 13:28:03,221 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-26 13:28:03,221 INFO L275 PluginConnector]: CDTParser initialized [2022-07-26 13:28:03,222 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c [2022-07-26 13:28:03,291 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bebc3d6f/47ef55fd0c3d4f9791207c50e793c55a/FLAG551addc73 [2022-07-26 13:28:03,730 INFO L306 CDTParser]: Found 1 translation units. [2022-07-26 13:28:03,730 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c [2022-07-26 13:28:03,753 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bebc3d6f/47ef55fd0c3d4f9791207c50e793c55a/FLAG551addc73 [2022-07-26 13:28:04,106 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bebc3d6f/47ef55fd0c3d4f9791207c50e793c55a [2022-07-26 13:28:04,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-26 13:28:04,110 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-07-26 13:28:04,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-26 13:28:04,112 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-26 13:28:04,114 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-26 13:28:04,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.07 01:28:04" (1/1) ... [2022-07-26 13:28:04,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d69ada0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:28:04, skipping insertion in model container [2022-07-26 13:28:04,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.07 01:28:04" (1/1) ... [2022-07-26 13:28:04,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-26 13:28:04,148 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-26 13:28:04,378 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c[2826,2839] [2022-07-26 13:28:04,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-26 13:28:04,394 INFO L203 MainTranslator]: Completed pre-run [2022-07-26 13:28:04,435 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c[2826,2839] [2022-07-26 13:28:04,436 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-26 13:28:04,453 INFO L208 MainTranslator]: Completed translation [2022-07-26 13:28:04,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:28:04 WrapperNode [2022-07-26 13:28:04,454 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-26 13:28:04,456 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-26 13:28:04,456 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-26 13:28:04,456 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-26 13:28:04,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:28:04" (1/1) ... [2022-07-26 13:28:04,481 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:28:04" (1/1) ... [2022-07-26 13:28:04,512 INFO L137 Inliner]: procedures = 25, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 125 [2022-07-26 13:28:04,513 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-26 13:28:04,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-26 13:28:04,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-26 13:28:04,514 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-26 13:28:04,520 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:28:04" (1/1) ... [2022-07-26 13:28:04,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:28:04" (1/1) ... [2022-07-26 13:28:04,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:28:04" (1/1) ... [2022-07-26 13:28:04,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:28:04" (1/1) ... [2022-07-26 13:28:04,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:28:04" (1/1) ... [2022-07-26 13:28:04,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:28:04" (1/1) ... [2022-07-26 13:28:04,551 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:28:04" (1/1) ... [2022-07-26 13:28:04,553 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-26 13:28:04,554 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-26 13:28:04,554 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-26 13:28:04,554 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-26 13:28:04,568 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:28:04" (1/1) ... [2022-07-26 13:28:04,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:28:04,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:28:04,600 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) [2022-07-26 13:28:04,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-26 13:28:04,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-26 13:28:04,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-26 13:28:04,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-26 13:28:04,643 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-07-26 13:28:04,643 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-07-26 13:28:04,644 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-07-26 13:28:04,644 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-07-26 13:28:04,644 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-07-26 13:28:04,644 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-07-26 13:28:04,644 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-07-26 13:28:04,644 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-07-26 13:28:04,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-26 13:28:04,644 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2022-07-26 13:28:04,644 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2022-07-26 13:28:04,644 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2022-07-26 13:28:04,644 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2022-07-26 13:28:04,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-26 13:28:04,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-26 13:28:04,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-26 13:28:04,646 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-07-26 13:28:04,635 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 [2022-07-26 13:28:04,741 INFO L234 CfgBuilder]: Building ICFG [2022-07-26 13:28:04,743 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-26 13:28:05,066 INFO L275 CfgBuilder]: Performing block encoding [2022-07-26 13:28:05,076 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-26 13:28:05,076 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2022-07-26 13:28:05,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.07 01:28:05 BoogieIcfgContainer [2022-07-26 13:28:05,078 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-26 13:28:05,079 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-26 13:28:05,079 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-26 13:28:05,086 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-26 13:28:05,086 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 13:28:05,087 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.07 01:28:04" (1/3) ... [2022-07-26 13:28:05,088 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a364de8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.07 01:28:05, skipping insertion in model container [2022-07-26 13:28:05,088 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 13:28:05,088 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:28:04" (2/3) ... [2022-07-26 13:28:05,089 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a364de8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.07 01:28:05, skipping insertion in model container [2022-07-26 13:28:05,089 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 13:28:05,089 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.07 01:28:05" (3/3) ... [2022-07-26 13:28:05,090 INFO L322 chiAutomizerObserver]: Analyzing ICFG bench-exp3x3-opt.wvr.c [2022-07-26 13:28:05,197 INFO L144 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2022-07-26 13:28:05,225 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 173 places, 174 transitions, 396 flow [2022-07-26 13:28:05,272 INFO L129 PetriNetUnfolder]: 14/162 cut-off events. [2022-07-26 13:28:05,273 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2022-07-26 13:28:05,278 INFO L84 FinitePrefix]: Finished finitePrefix Result has 187 conditions, 162 events. 14/162 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 73 event pairs, 0 based on Foata normal form. 0/148 useless extension candidates. Maximal degree in co-relation 120. Up to 2 conditions per place. [2022-07-26 13:28:05,278 INFO L82 GeneralOperation]: Start removeDead. Operand has 173 places, 174 transitions, 396 flow [2022-07-26 13:28:05,286 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 167 places, 162 transitions, 360 flow [2022-07-26 13:28:05,297 INFO L301 stractBuchiCegarLoop]: Interprodecural is true [2022-07-26 13:28:05,298 INFO L302 stractBuchiCegarLoop]: Hoare is false [2022-07-26 13:28:05,298 INFO L303 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-26 13:28:05,298 INFO L304 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-26 13:28:05,298 INFO L305 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-26 13:28:05,298 INFO L306 stractBuchiCegarLoop]: Difference is false [2022-07-26 13:28:05,298 INFO L307 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-26 13:28:05,298 INFO L311 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-26 13:28:05,300 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-07-26 13:28:16,340 INFO L131 ngComponentsAnalysis]: Automaton has 22477 accepting balls. 91462 [2022-07-26 13:28:16,340 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-26 13:28:16,340 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-26 13:28:16,355 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-26 13:28:16,355 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-26 13:28:16,356 INFO L333 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-26 13:28:16,356 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 97720 states, but on-demand construction may add more states [2022-07-26 13:28:19,678 INFO L131 ngComponentsAnalysis]: Automaton has 22477 accepting balls. 91462 [2022-07-26 13:28:19,678 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-26 13:28:19,678 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-26 13:28:19,689 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-26 13:28:19,689 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-26 13:28:19,694 INFO L733 eck$LassoCheckResult]: Stem: 176#[ULTIMATE.startENTRY]don't care [361] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 179#[L-1]don't care [264] 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] 181#[L-1-1]don't care [372] 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[] 183#[L-1-2]don't care [374] L-1-2-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 185#[L21]don't care [329] L21-->L21-1: 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[] 187#[L21-1]don't care [355] L21-1-->L21-2: 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[] 189#[L21-2]don't care [279] L21-2-->L21-3: 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[] 191#[L21-3]don't care [318] L21-3-->L21-4: Formula: (and (= 23 (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[] 193#[L21-4]don't care [297] L21-4-->L38: Formula: (= v_~x1~0_5 0) InVars {} OutVars{~x1~0=v_~x1~0_5} AuxVars[] AssignedVars[~x1~0] 195#[L38]don't care [298] L38-->L38-1: Formula: (= v_~x2~0_5 0) InVars {} OutVars{~x2~0=v_~x2~0_5} AuxVars[] AssignedVars[~x2~0] 197#[L38-1]don't care [320] L38-1-->L38-2: Formula: (= v_~x3~0_5 0) InVars {} OutVars{~x3~0=v_~x3~0_5} AuxVars[] AssignedVars[~x3~0] 199#[L38-2]don't care [367] L38-2-->L38-3: Formula: (= v_~x4~0_5 0) InVars {} OutVars{~x4~0=v_~x4~0_5} AuxVars[] AssignedVars[~x4~0] 201#[L38-3]don't care [262] L38-3-->L38-4: Formula: (= v_~x5~0_5 0) InVars {} OutVars{~x5~0=v_~x5~0_5} AuxVars[] AssignedVars[~x5~0] 203#[L38-4]don't care [307] L38-4-->L38-5: Formula: (= v_~x6~0_5 0) InVars {} OutVars{~x6~0=v_~x6~0_5} AuxVars[] AssignedVars[~x6~0] 205#[L38-5]don't care [220] L38-5-->L-1-3: Formula: (= v_~n~0_13 0) InVars {} OutVars{~n~0=v_~n~0_13} AuxVars[] AssignedVars[~n~0] 207#[L-1-3]don't care [376] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 209#[L-1-4]don't care [276] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 211#[L-1-5]don't care [235] 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] 213#[L-1-6]don't care [345] L-1-6-->L89: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre18#1=|v_ULTIMATE.start_main_#t~pre18#1_1|, ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~#t6~0#1.base=|v_ULTIMATE.start_main_~#t6~0#1.base_1|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_1|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_1|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_1|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_1|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_1|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_1|, ULTIMATE.start_main_#t~mem25#1=|v_ULTIMATE.start_main_#t~mem25#1_1|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_1|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_1|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_1|, ULTIMATE.start_main_#t~nondet1#1=|v_ULTIMATE.start_main_#t~nondet1#1_1|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_1|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_1|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_1|, ULTIMATE.start_main_#t~mem22#1=|v_ULTIMATE.start_main_#t~mem22#1_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_1|, ULTIMATE.start_main_#t~nondet2#1=|v_ULTIMATE.start_main_#t~nondet2#1_1|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_1|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_1|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_1|, ULTIMATE.start_main_~#t5~0#1.base=|v_ULTIMATE.start_main_~#t5~0#1.base_1|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_1|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_1|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_1|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_1|, ULTIMATE.start_main_~#t5~0#1.offset=|v_ULTIMATE.start_main_~#t5~0#1.offset_1|, ULTIMATE.start_main_~#t6~0#1.offset=|v_ULTIMATE.start_main_~#t6~0#1.offset_1|, ULTIMATE.start_main_#t~nondet19#1=|v_ULTIMATE.start_main_#t~nondet19#1_1|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_1|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_1|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|, ULTIMATE.start_main_#t~mem24#1=|v_ULTIMATE.start_main_#t~mem24#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre18#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t6~0#1.base, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~pre8#1, ULTIMATE.start_main_~#t3~0#1.base, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem25#1, ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet13#1, ULTIMATE.start_main_#t~nondet1#1, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~mem22#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~mem23#1, ULTIMATE.start_main_#t~nondet2#1, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_~#t5~0#1.base, ULTIMATE.start_main_#t~nondet3#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~nondet7#1, ULTIMATE.start_main_#t~pre10#1, ULTIMATE.start_main_~#t5~0#1.offset, ULTIMATE.start_main_~#t6~0#1.offset, ULTIMATE.start_main_#t~nondet19#1, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_#t~nondet15#1, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~mem24#1] 215#[L89]don't care [306] L89-->L89-1: Formula: (and (= |v_ULTIMATE.start_main_~#t1~0#1.offset_2| 0) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t1~0#1.base_2|) 0) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t1~0#1.base_2|) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t1~0#1.base_2| 4)) (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_2| 0)) (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t1~0#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_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_2|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] 217#[L89-1]don't care [281] L89-1-->L89-2: Formula: (and (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2~0#1.base_2| 4)) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2~0#1.base_2|) 0) (= (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2~0#1.base_2| 1) |v_#valid_6|) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_2| 0)) (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_2|) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2~0#1.base_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_2|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] 219#[L89-2]don't care [314] L89-2-->L89-3: Formula: (and (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t3~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_2| 0) (not (= |v_ULTIMATE.start_main_~#t3~0#1.base_2| 0)) (= (store |v_#valid_9| |v_ULTIMATE.start_main_~#t3~0#1.base_2| 1) |v_#valid_8|) (= (store |v_#length_8| |v_ULTIMATE.start_main_~#t3~0#1.base_2| 4) |v_#length_7|) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t3~0#1.base_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t3~0#1.offset, #valid, ULTIMATE.start_main_~#t3~0#1.base, #length] 221#[L89-3]don't care [295] L89-3-->L89-4: Formula: (and (= (store |v_#valid_11| |v_ULTIMATE.start_main_~#t4~0#1.base_2| 1) |v_#valid_10|) (= |v_#length_9| (store |v_#length_10| |v_ULTIMATE.start_main_~#t4~0#1.base_2| 4)) (= |v_ULTIMATE.start_main_~#t4~0#1.offset_2| 0) (not (= |v_ULTIMATE.start_main_~#t4~0#1.base_2| 0)) (= (select |v_#valid_11| |v_ULTIMATE.start_main_~#t4~0#1.base_2|) 0) (< |v_#StackHeapBarrier_5| |v_ULTIMATE.start_main_~#t4~0#1.base_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_10|, #valid=|v_#valid_11|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_9|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_2|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_2|, #valid=|v_#valid_10|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t4~0#1.base] 223#[L89-4]don't care [350] L89-4-->L89-5: Formula: (and (< |v_#StackHeapBarrier_6| |v_ULTIMATE.start_main_~#t5~0#1.base_2|) (= |v_ULTIMATE.start_main_~#t5~0#1.offset_2| 0) (= (store |v_#length_12| |v_ULTIMATE.start_main_~#t5~0#1.base_2| 4) |v_#length_11|) (= |v_#valid_12| (store |v_#valid_13| |v_ULTIMATE.start_main_~#t5~0#1.base_2| 1)) (not (= 0 |v_ULTIMATE.start_main_~#t5~0#1.base_2|)) (= (select |v_#valid_13| |v_ULTIMATE.start_main_~#t5~0#1.base_2|) 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_6|, #length=|v_#length_12|, #valid=|v_#valid_13|} OutVars{ULTIMATE.start_main_~#t5~0#1.offset=|v_ULTIMATE.start_main_~#t5~0#1.offset_2|, ULTIMATE.start_main_~#t5~0#1.base=|v_ULTIMATE.start_main_~#t5~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_6|, #length=|v_#length_11|, #valid=|v_#valid_12|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t5~0#1.base, #valid, ULTIMATE.start_main_~#t5~0#1.offset, #length] 225#[L89-5]don't care [366] L89-5-->L89-6: Formula: (and (= |v_ULTIMATE.start_main_~#t6~0#1.offset_2| 0) (= |v_#valid_14| (store |v_#valid_15| |v_ULTIMATE.start_main_~#t6~0#1.base_2| 1)) (= (select |v_#valid_15| |v_ULTIMATE.start_main_~#t6~0#1.base_2|) 0) (= |v_#length_13| (store |v_#length_14| |v_ULTIMATE.start_main_~#t6~0#1.base_2| 4)) (< |v_#StackHeapBarrier_7| |v_ULTIMATE.start_main_~#t6~0#1.base_2|) (not (= 0 |v_ULTIMATE.start_main_~#t6~0#1.base_2|))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_7|, #length=|v_#length_14|, #valid=|v_#valid_15|} OutVars{ULTIMATE.start_main_~#t6~0#1.offset=|v_ULTIMATE.start_main_~#t6~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_7|, #length=|v_#length_13|, ULTIMATE.start_main_~#t6~0#1.base=|v_ULTIMATE.start_main_~#t6~0#1.base_2|, #valid=|v_#valid_14|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t6~0#1.base, #valid, ULTIMATE.start_main_~#t6~0#1.offset, #length] 227#[L89-6]don't care [227] L89-6-->L92: Formula: (= v_~x1~0_6 |v_ULTIMATE.start_main_#t~nondet1#1_2|) InVars {ULTIMATE.start_main_#t~nondet1#1=|v_ULTIMATE.start_main_#t~nondet1#1_2|} OutVars{~x1~0=v_~x1~0_6, ULTIMATE.start_main_#t~nondet1#1=|v_ULTIMATE.start_main_#t~nondet1#1_2|} AuxVars[] AssignedVars[~x1~0] 229#[L92]don't care [343] L92-->L93: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet1#1=|v_ULTIMATE.start_main_#t~nondet1#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet1#1] 231#[L93]don't care [261] L93-->L93-1: Formula: (= v_~x2~0_6 |v_ULTIMATE.start_main_#t~nondet2#1_2|) InVars {ULTIMATE.start_main_#t~nondet2#1=|v_ULTIMATE.start_main_#t~nondet2#1_2|} OutVars{~x2~0=v_~x2~0_6, ULTIMATE.start_main_#t~nondet2#1=|v_ULTIMATE.start_main_#t~nondet2#1_2|} AuxVars[] AssignedVars[~x2~0] 233#[L93-1]don't care [346] L93-1-->L94: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet2#1=|v_ULTIMATE.start_main_#t~nondet2#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet2#1] 235#[L94]don't care [359] L94-->L94-1: Formula: (= v_~x3~0_6 |v_ULTIMATE.start_main_#t~nondet3#1_2|) InVars {ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_2|} OutVars{~x3~0=v_~x3~0_6, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_2|} AuxVars[] AssignedVars[~x3~0] 237#[L94-1]don't care [312] L94-1-->L95: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet3#1] 239#[L95]don't care [322] L95-->L95-1: Formula: (= v_~x4~0_6 |v_ULTIMATE.start_main_#t~nondet4#1_2|) InVars {ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|, ~x4~0=v_~x4~0_6} AuxVars[] AssignedVars[~x4~0] 241#[L95-1]don't care [333] L95-1-->L96: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet4#1] 243#[L96]don't care [344] L96-->L96-1: Formula: (= v_~x5~0_6 |v_ULTIMATE.start_main_#t~nondet5#1_2|) InVars {ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_2|} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_2|, ~x5~0=v_~x5~0_6} AuxVars[] AssignedVars[~x5~0] 245#[L96-1]don't care [304] L96-1-->L97: 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] 247#[L97]don't care [311] L97-->L97-1: Formula: (= v_~x6~0_6 |v_ULTIMATE.start_main_#t~nondet6#1_2|) InVars {ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|, ~x6~0=v_~x6~0_6} AuxVars[] AssignedVars[~x6~0] 249#[L97-1]don't care [316] L97-1-->L98: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] 251#[L98]don't care [338] L98-->L98-1: Formula: (= v_~n~0_14 |v_ULTIMATE.start_main_#t~nondet7#1_2|) InVars {ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_2|} OutVars{~n~0=v_~n~0_14, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_2|} AuxVars[] AssignedVars[~n~0] 253#[L98-1]don't care [234] L98-1-->L101: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet7#1] 255#[L101]don't care [363] L101-->L101-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 257#[L101-1]don't care [244] L101-1-->L101-2: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (ite (and (= (mod v_~x4~0_7 4294967296) (mod v_~x3~0_7 4294967296)) (= (mod v_~x2~0_7 4294967296) (mod v_~x1~0_7 4294967296)) (= (mod v_~x5~0_7 4294967296) (mod v_~x6~0_7 4294967296))) 1 0)) InVars {~x3~0=v_~x3~0_7, ~x2~0=v_~x2~0_7, ~x4~0=v_~x4~0_7, ~x5~0=v_~x5~0_7, ~x6~0=v_~x6~0_7, ~x1~0=v_~x1~0_7} OutVars{~x3~0=v_~x3~0_7, ~x2~0=v_~x2~0_7, ~x4~0=v_~x4~0_7, ~x5~0=v_~x5~0_7, ~x6~0=v_~x6~0_7, ~x1~0=v_~x1~0_7, 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] 259#[L101-2]don't care [317] L101-2-->L34: 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] 261#[L34]don't care [250] L34-->L35: 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] 263#[L35]don't care [357] L35-->L34-1: 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[] 267#[L34-1]don't care [351] L34-1-->L103: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 269#[L103]don't care [360] L103-->L103-1: Formula: (= |v_ULTIMATE.start_main_#t~pre8#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre8#1] 271#[L103-1]don't care [275] L103-1-->L103-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 273#[L103-2]don't care [328] L103-2-->L103-3: Formula: (and (= (select |v_#valid_16| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) 1) (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_3| 4) (select |v_#length_15| |v_ULTIMATE.start_main_~#t1~0#1.base_3|)) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_3|) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t1~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) |v_ULTIMATE.start_main_~#t1~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre8#1_3|)) |v_#memory_int_3|)) InVars {#valid=|v_#valid_16|, #memory_int=|v_#memory_int_4|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_3|, #length=|v_#length_15|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_3|} OutVars{#valid=|v_#valid_16|, #memory_int=|v_#memory_int_3|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_3|, #length=|v_#length_15|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] 275#[L103-3]don't care [432] L103-3-->L41-1: Formula: (and (= |v_ULTIMATE.start_main_#t~pre8#1_6| v_thread1Thread1of1ForFork4_thidvar0_2) (= v_thread1Thread1of1ForFork4_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_6|} OutVars{thread1Thread1of1ForFork4_#res.base=|v_thread1Thread1of1ForFork4_#res.base_4|, thread1Thread1of1ForFork4_#res.offset=|v_thread1Thread1of1ForFork4_#res.offset_4|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_6|, thread1Thread1of1ForFork4_thidvar0=v_thread1Thread1of1ForFork4_thidvar0_2, thread1Thread1of1ForFork4_thidvar1=v_thread1Thread1of1ForFork4_thidvar1_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork4_#res.base, thread1Thread1of1ForFork4_#res.offset, thread1Thread1of1ForFork4_thidvar0, thread1Thread1of1ForFork4_thidvar1] 277#[L41-1, L103-4]don't care [2022-07-26 13:28:19,695 INFO L735 eck$LassoCheckResult]: Loop: 277#[L41-1, L103-4]don't care [384] L41-1-->L42: Formula: (< (mod v_~x1~0_2 4294967296) (mod v_~n~0_2 4294967296)) InVars {~n~0=v_~n~0_2, ~x1~0=v_~x1~0_2} OutVars{~n~0=v_~n~0_2, ~x1~0=v_~x1~0_2} AuxVars[] AssignedVars[] 279#[L42, L103-4]don't care [386] L42-->L41-1: Formula: (= v_~x1~0_3 (* v_~x1~0_4 2)) InVars {~x1~0=v_~x1~0_4} OutVars{~x1~0=v_~x1~0_3} AuxVars[] AssignedVars[~x1~0] 277#[L41-1, L103-4]don't care [2022-07-26 13:28:19,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 13:28:19,701 INFO L85 PathProgramCache]: Analyzing trace with hash -1589386185, now seen corresponding path program 1 times [2022-07-26 13:28:19,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 13:28:19,709 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319628190] [2022-07-26 13:28:19,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 13:28:19,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 13:28:19,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:28:19,901 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 13:28:19,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:28:20,005 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 13:28:20,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 13:28:20,009 INFO L85 PathProgramCache]: Analyzing trace with hash 13251, now seen corresponding path program 1 times [2022-07-26 13:28:20,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 13:28:20,011 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259075474] [2022-07-26 13:28:20,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 13:28:20,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 13:28:20,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:28:20,021 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 13:28:20,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:28:20,027 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 13:28:20,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 13:28:20,028 INFO L85 PathProgramCache]: Analyzing trace with hash 1608245881, now seen corresponding path program 1 times [2022-07-26 13:28:20,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 13:28:20,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435231378] [2022-07-26 13:28:20,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 13:28:20,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 13:28:20,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:28:20,091 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 13:28:20,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:28:20,151 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 13:28:23,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 26.07 01:28:23 BoogieIcfgContainer [2022-07-26 13:28:23,528 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-26 13:28:23,529 INFO L158 Benchmark]: Toolchain (without parser) took 19418.18ms. Allocated memory was 213.9MB in the beginning and 6.0GB in the end (delta: 5.7GB). Free memory was 158.0MB in the beginning and 4.8GB in the end (delta: -4.6GB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. [2022-07-26 13:28:23,529 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 213.9MB. Free memory is still 174.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-07-26 13:28:23,530 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.77ms. Allocated memory is still 213.9MB. Free memory was 157.8MB in the beginning and 183.2MB in the end (delta: -25.4MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-07-26 13:28:23,530 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.83ms. Allocated memory is still 213.9MB. Free memory was 183.2MB in the beginning and 181.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-07-26 13:28:23,531 INFO L158 Benchmark]: Boogie Preprocessor took 40.11ms. Allocated memory is still 213.9MB. Free memory was 181.1MB in the beginning and 179.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-07-26 13:28:23,532 INFO L158 Benchmark]: RCFGBuilder took 524.33ms. Allocated memory is still 213.9MB. Free memory was 179.5MB in the beginning and 163.3MB in the end (delta: 16.2MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2022-07-26 13:28:23,532 INFO L158 Benchmark]: BuchiAutomizer took 18448.56ms. Allocated memory was 213.9MB in the beginning and 6.0GB in the end (delta: 5.7GB). Free memory was 162.8MB in the beginning and 4.8GB in the end (delta: -4.6GB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. [2022-07-26 13:28:23,535 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 213.9MB. Free memory is still 174.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 342.77ms. Allocated memory is still 213.9MB. Free memory was 157.8MB in the beginning and 183.2MB in the end (delta: -25.4MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 56.83ms. Allocated memory is still 213.9MB. Free memory was 183.2MB in the beginning and 181.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 40.11ms. Allocated memory is still 213.9MB. Free memory was 181.1MB in the beginning and 179.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 524.33ms. Allocated memory is still 213.9MB. Free memory was 179.5MB in the beginning and 163.3MB in the end (delta: 16.2MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * BuchiAutomizer took 18448.56ms. Allocated memory was 213.9MB in the beginning and 6.0GB in the end (delta: 5.7GB). Free memory was 162.8MB in the beginning and 4.8GB in the end (delta: -4.6GB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one nonterminating module. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 18.2s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 3.8s. 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: nont1 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: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 41]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {\old(cond)=1, \result=0, \result={0:0}, cond=1, n=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@21b0761d in0,0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@28828d94=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2ed50ae0 in0,0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3703a54f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3f450804 in0,0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4e41fa56 in0,0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4fe96246=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@65ea8f29=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6cbcf0ae=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@70034983 in156,0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@70048fd4 in0,0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@713f0c06=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@733bbf98=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTIdExpression@111f2ffd=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTIdExpression@2dab8c55=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTIdExpression@41e52698=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTIdExpression@45db1305=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTIdExpression@615881ea=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTIdExpression@7b1c05a8=0, t1={17304:0}, t2={17306:0}, t3={17308:0}, t4={17307:0}, t5={17303:0}, t6={17305:0}, x1=0, x2=0, x3=0, x4=0, x5=0, x6=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 41]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L38] 0 unsigned int x1, x2, x3, x4, x5, x6, n; [L89] 0 pthread_t t1, t2, t3, t4, t5, t6; [L92] 0 x1 = __VERIFIER_nondet_uint() [L93] 0 x2 = __VERIFIER_nondet_uint() [L94] 0 x3 = __VERIFIER_nondet_uint() [L95] 0 x4 = __VERIFIER_nondet_uint() [L96] 0 x5 = __VERIFIER_nondet_uint() [L97] 0 x6 = __VERIFIER_nondet_uint() [L98] 0 n = __VERIFIER_nondet_uint() [L101] CALL 0 assume_abort_if_not( x1 == x2 && x3 == x4 && x5 == x6 ) [L35] COND FALSE 0 !(!cond) [L101] RET 0 assume_abort_if_not( x1 == x2 && x3 == x4 && x5 == x6 ) [L103] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) Loop: [L41] COND TRUE x1 < n [L42] x1 = x1 + x1 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2022-07-26 13:28:23,582 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...