/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/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.fairness.type.for.concurrent.programs FAIRNESS_LAZY -i ../../../trunk/examples/svcomp/weaver/parallel-misc-2-unrolled-atomic.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.me.fairness-42053ae-m [2023-09-08 15:01:25,714 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-09-08 15:01:25,750 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2023-09-08 15:01:25,765 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-08 15:01:25,765 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-09-08 15:01:25,766 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-09-08 15:01:25,766 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-09-08 15:01:25,767 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-09-08 15:01:25,767 INFO L137 SettingsManager]: * Use SBE=true [2023-09-08 15:01:25,767 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-09-08 15:01:25,767 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-09-08 15:01:25,768 INFO L137 SettingsManager]: * Use old map elimination=false [2023-09-08 15:01:25,768 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-09-08 15:01:25,768 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-09-08 15:01:25,768 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-09-08 15:01:25,769 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-09-08 15:01:25,769 INFO L137 SettingsManager]: * sizeof long=4 [2023-09-08 15:01:25,769 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-09-08 15:01:25,769 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-09-08 15:01:25,770 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-09-08 15:01:25,770 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-09-08 15:01:25,770 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-09-08 15:01:25,771 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-09-08 15:01:25,771 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-09-08 15:01:25,771 INFO L137 SettingsManager]: * sizeof long double=12 [2023-09-08 15:01:25,771 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-09-08 15:01:25,772 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-09-08 15:01:25,772 INFO L137 SettingsManager]: * Use constant arrays=true [2023-09-08 15:01:25,772 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-09-08 15:01:25,772 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-08 15:01:25,773 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-09-08 15:01:25,773 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-09-08 15:01:25,773 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-09-08 15:01:25,773 INFO L137 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-09-08 15:01:25,774 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-09-08 15:01:25,774 INFO L137 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Fairness type for concurrent programs -> FAIRNESS_LAZY [2023-09-08 15:01:25,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-08 15:01:25,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-08 15:01:25,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-08 15:01:25,987 INFO L270 PluginConnector]: Initializing CDTParser... [2023-09-08 15:01:25,987 INFO L274 PluginConnector]: CDTParser initialized [2023-09-08 15:01:25,988 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-misc-2-unrolled-atomic.wvr.c [2023-09-08 15:01:27,039 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-09-08 15:01:27,275 INFO L384 CDTParser]: Found 1 translation units. [2023-09-08 15:01:27,275 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-2-unrolled-atomic.wvr.c [2023-09-08 15:01:27,281 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76b4582e0/70461876f0804b4ebb77137b7ea45a65/FLAG99be0867f [2023-09-08 15:01:27,632 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76b4582e0/70461876f0804b4ebb77137b7ea45a65 [2023-09-08 15:01:27,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-08 15:01:27,636 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-08 15:01:27,651 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-09-08 15:01:27,651 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-09-08 15:01:27,654 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-09-08 15:01:27,655 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 03:01:27" (1/1) ... [2023-09-08 15:01:27,656 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55434c44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:01:27, skipping insertion in model container [2023-09-08 15:01:27,656 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 03:01:27" (1/1) ... [2023-09-08 15:01:27,661 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-09-08 15:01:27,677 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-09-08 15:01:27,808 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-2-unrolled-atomic.wvr.c[2252,2265] [2023-09-08 15:01:27,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-08 15:01:27,818 INFO L203 MainTranslator]: Completed pre-run [2023-09-08 15:01:27,840 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-2-unrolled-atomic.wvr.c[2252,2265] [2023-09-08 15:01:27,842 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-08 15:01:27,849 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-09-08 15:01:27,849 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-09-08 15:01:27,854 INFO L208 MainTranslator]: Completed translation [2023-09-08 15:01:27,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:01:27 WrapperNode [2023-09-08 15:01:27,856 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-09-08 15:01:27,857 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-09-08 15:01:27,857 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-09-08 15:01:27,858 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-09-08 15:01:27,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:01:27" (1/1) ... [2023-09-08 15:01:27,878 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:01:27" (1/1) ... [2023-09-08 15:01:27,892 INFO L138 Inliner]: procedures = 20, calls = 25, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 68 [2023-09-08 15:01:27,892 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-09-08 15:01:27,893 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-08 15:01:27,893 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-08 15:01:27,893 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-08 15:01:27,907 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:01:27" (1/1) ... [2023-09-08 15:01:27,907 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:01:27" (1/1) ... [2023-09-08 15:01:27,909 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:01:27" (1/1) ... [2023-09-08 15:01:27,909 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:01:27" (1/1) ... [2023-09-08 15:01:27,912 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:01:27" (1/1) ... [2023-09-08 15:01:27,914 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:01:27" (1/1) ... [2023-09-08 15:01:27,915 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:01:27" (1/1) ... [2023-09-08 15:01:27,915 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:01:27" (1/1) ... [2023-09-08 15:01:27,917 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-08 15:01:27,917 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-08 15:01:27,917 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-08 15:01:27,918 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-08 15:01:27,918 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:01:27" (1/1) ... [2023-09-08 15:01:27,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:27,939 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:27,953 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) [2023-09-08 15:01:27,975 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 [2023-09-08 15:01:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-09-08 15:01:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-09-08 15:01:27,987 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-09-08 15:01:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-09-08 15:01:27,988 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-09-08 15:01:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-09-08 15:01:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-09-08 15:01:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-09-08 15:01:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-09-08 15:01:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-09-08 15:01:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-08 15:01:27,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-08 15:01:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-09-08 15:01:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-09-08 15:01:27,989 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-09-08 15:01:28,054 INFO L236 CfgBuilder]: Building ICFG [2023-09-08 15:01:28,056 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-08 15:01:28,186 INFO L277 CfgBuilder]: Performing block encoding [2023-09-08 15:01:28,282 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-08 15:01:28,282 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-09-08 15:01:28,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 03:01:28 BoogieIcfgContainer [2023-09-08 15:01:28,284 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-08 15:01:28,287 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-09-08 15:01:28,287 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-09-08 15:01:28,290 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-09-08 15:01:28,290 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-09-08 15:01:28,290 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.09 03:01:27" (1/3) ... [2023-09-08 15:01:28,291 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4c409bd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.09 03:01:28, skipping insertion in model container [2023-09-08 15:01:28,291 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-09-08 15:01:28,291 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:01:27" (2/3) ... [2023-09-08 15:01:28,291 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4c409bd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.09 03:01:28, skipping insertion in model container [2023-09-08 15:01:28,291 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-09-08 15:01:28,291 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 03:01:28" (3/3) ... [2023-09-08 15:01:28,292 INFO L332 chiAutomizerObserver]: Analyzing ICFG parallel-misc-2-unrolled-atomic.wvr.c [2023-09-08 15:01:28,349 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-09-08 15:01:28,385 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 85 places, 87 transitions, 190 flow [2023-09-08 15:01:28,411 INFO L124 PetriNetUnfolderBase]: 7/83 cut-off events. [2023-09-08 15:01:28,411 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-09-08 15:01:28,415 INFO L83 FinitePrefix]: Finished finitePrefix Result has 92 conditions, 83 events. 7/83 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 27 event pairs, 0 based on Foata normal form. 0/76 useless extension candidates. Maximal degree in co-relation 56. Up to 2 conditions per place. [2023-09-08 15:01:28,415 INFO L82 GeneralOperation]: Start removeDead. Operand has 85 places, 87 transitions, 190 flow [2023-09-08 15:01:28,419 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 83 places, 83 transitions, 178 flow [2023-09-08 15:01:28,428 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-09-08 15:01:28,429 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-09-08 15:01:28,429 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-09-08 15:01:28,429 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-09-08 15:01:28,429 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-09-08 15:01:28,429 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-09-08 15:01:28,429 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-09-08 15:01:28,429 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-09-08 15:01:28,431 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand null [2023-09-08 15:01:28,668 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 16 [2023-09-08 15:01:28,668 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-09-08 15:01:28,668 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-09-08 15:01:28,674 INFO L148 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] [2023-09-08 15:01:28,674 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-09-08 15:01:28,674 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-09-08 15:01:28,675 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand null [2023-09-08 15:01:28,763 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 16 [2023-09-08 15:01:28,763 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-09-08 15:01:28,763 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-09-08 15:01:28,765 INFO L148 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] [2023-09-08 15:01:28,765 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-09-08 15:01:28,771 INFO L748 eck$LassoCheckResult]: Stem: SleepPredicate [underlying: 88#[$Ultimate##0]don't care, sleep set: []] [180] $Ultimate##0-->L-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] SleepPredicate [underlying: 91#[L-1]don't care, sleep set: []] [186] L-1-->L-1-1: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 93#[L-1-1]don't care, sleep set: []] [210] L-1-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 95#[L21]don't care, sleep set: []] [179] 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[] SleepPredicate [underlying: 97#[L21-1]don't care, sleep set: []] [200] 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[] SleepPredicate [underlying: 99#[L21-2]don't care, sleep set: []] [196] 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[] SleepPredicate [underlying: 101#[L21-3]don't care, sleep set: []] [164] L21-3-->L21-4: Formula: (and (= (select |v_#valid_3| 2) 1) (= 38 (select |v_#length_2| 2))) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 103#[L21-4]don't care, sleep set: []] [225] L21-4-->L37: Formula: (= v_~pos~0_9 0) InVars {} OutVars{~pos~0=v_~pos~0_9} AuxVars[] AssignedVars[~pos~0] SleepPredicate [underlying: 105#[L37]don't care, sleep set: []] [208] L37-->L37-1: Formula: (= v_~i1~0_7 0) InVars {} OutVars{~i1~0=v_~i1~0_7} AuxVars[] AssignedVars[~i1~0] SleepPredicate [underlying: 107#[L37-1]don't care, sleep set: []] [209] L37-1-->L37-2: Formula: (= v_~i2~0_7 0) InVars {} OutVars{~i2~0=v_~i2~0_7} AuxVars[] AssignedVars[~i2~0] SleepPredicate [underlying: 109#[L37-2]don't care, sleep set: []] [165] L37-2-->L-1-2: Formula: (= v_~N~0_5 0) InVars {} OutVars{~N~0=v_~N~0_5} AuxVars[] AssignedVars[~N~0] SleepPredicate [underlying: 111#[L-1-2]don't care, sleep set: []] [213] L-1-2-->L-1-3: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] SleepPredicate [underlying: 113#[L-1-3]don't care, sleep set: []] [223] L-1-3-->L66: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_1|, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_1|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_1|, ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_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_#t~mem16#1=|v_ULTIMATE.start_main_#t~mem16#1_1|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_1|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_1|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_1|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_1|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre11#1, ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~mem16#1, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_#t~nondet12#1, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet7#1, ULTIMATE.start_main_~#t2~0#1.base] SleepPredicate [underlying: 115#[L66]don't care, sleep set: []] [184] L66-->L66-1: 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] SleepPredicate [underlying: 117#[L66-1]don't care, sleep set: []] [214] L66-1-->L66-2: 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] SleepPredicate [underlying: 119#[L66-2]don't care, sleep set: []] [190] L66-2-->L69: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet7#1] SleepPredicate [underlying: 121#[L69]don't care, sleep set: []] [159] L69-->L69-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet7#1_3| v_~pos~0_10) InVars {ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_3|} OutVars{ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_3|, ~pos~0=v_~pos~0_10} AuxVars[] AssignedVars[~pos~0] SleepPredicate [underlying: 123#[L69-1]don't care, sleep set: []] [215] L69-1-->L70: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet7#1] SleepPredicate [underlying: 125#[L70]don't care, sleep set: []] [228] L70-->L70-1: 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] SleepPredicate [underlying: 127#[L70-1]don't care, sleep set: []] [175] L70-1-->L70-2: Formula: (= v_~i1~0_8 |v_ULTIMATE.start_main_#t~nondet8#1_3|) InVars {ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_3|} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_3|, ~i1~0=v_~i1~0_8} AuxVars[] AssignedVars[~i1~0] SleepPredicate [underlying: 129#[L70-2]don't care, sleep set: []] [174] L70-2-->L71: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] SleepPredicate [underlying: 131#[L71]don't care, sleep set: []] [155] L71-->L71-1: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] SleepPredicate [underlying: 133#[L71-1]don't care, sleep set: []] [168] L71-1-->L71-2: Formula: (= v_~i2~0_8 |v_ULTIMATE.start_main_#t~nondet9#1_3|) InVars {ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_3|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_3|, ~i2~0=v_~i2~0_8} AuxVars[] AssignedVars[~i2~0] SleepPredicate [underlying: 135#[L71-2]don't care, sleep set: []] [211] L71-2-->L72: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] SleepPredicate [underlying: 137#[L72]don't care, sleep set: []] [227] L72-->L72-1: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet10#1] SleepPredicate [underlying: 139#[L72-1]don't care, sleep set: []] [149] L72-1-->L72-2: Formula: (= |v_ULTIMATE.start_main_#t~nondet10#1_3| v_~N~0_6) InVars {ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_3|} OutVars{ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[~N~0] SleepPredicate [underlying: 141#[L72-2]don't care, sleep set: []] [156] L72-2-->L75: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet10#1] SleepPredicate [underlying: 143#[L75]don't care, sleep set: []] [220] L75-->L75-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (ite (and (= v_~i1~0_9 v_~pos~0_11) (= v_~i2~0_9 v_~pos~0_11) (= v_~pos~0_11 0)) 1 0)) InVars {~i2~0=v_~i2~0_9, ~pos~0=v_~pos~0_11, ~i1~0=v_~i1~0_9} OutVars{~i2~0=v_~i2~0_9, ~pos~0=v_~pos~0_11, ~i1~0=v_~i1~0_9, 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] SleepPredicate [underlying: 145#[L75-1]don't care, sleep set: []] [178] L75-1-->L33: 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] SleepPredicate [underlying: 147#[L33]don't care, sleep set: []] [169] L33-->L34: 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] SleepPredicate [underlying: 149#[L34]don't care, sleep set: []] [177] L34-->L33-1: 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[] SleepPredicate [underlying: 153#[L33-1]don't care, sleep set: []] [206] L33-1-->L76: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_3| (ite (and (<= 0 v_~N~0_7) (<= v_~N~0_7 1073741823)) 1 0)) InVars {~N~0=v_~N~0_7} OutVars{~N~0=v_~N~0_7, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] SleepPredicate [underlying: 155#[L76]don't care, sleep set: []] [229] L76-->L33-2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] SleepPredicate [underlying: 157#[L33-2]don't care, sleep set: []] [170] L33-2-->L34-3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_4| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_6|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_6|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] SleepPredicate [underlying: 159#[L34-3]don't care, sleep set: []] [162] L34-3-->L33-3: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_8| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_8|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_8|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 163#[L33-3]don't care, sleep set: []] [226] L33-3-->L78: Formula: (= |v_ULTIMATE.start_main_#t~pre11#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_2|, #pthreadsForks=|v_#pthreadsForks_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre11#1] SleepPredicate [underlying: 165#[L78]don't care, sleep set: []] [167] L78-->L78-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] SleepPredicate [underlying: 167#[L78-1]don't care, sleep set: []] [171] L78-1-->L78-2: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_3|) (= (select |v_#valid_8| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) 1) (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_3| 4) (select |v_#length_7| |v_ULTIMATE.start_main_~#t1~0#1.base_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~pre11#1_3|)) |v_#memory_int_3|)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_3|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_4|, #length=|v_#length_7|, 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{ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_3|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_3|, #length=|v_#length_7|, 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] SleepPredicate [underlying: 169#[L78-2]don't care, sleep set: []] [246] L78-2-->L46: Formula: (and (= v_thread1Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre11#1_6|) (= v_thread1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_4|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_4|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_4|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_4|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_4|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_4|, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_#res.offset, thread1Thread1of1ForFork0_thidvar1] SleepPredicate [underlying: 171#[L46, L78-3]don't care, sleep set: []] [152] L78-3-->L78-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre11#1] SleepPredicate [underlying: 173#[L46, L78-4]don't care, sleep set: [thread1Thread1of1ForFork0]] [187] L78-4-->L79: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet12#1] SleepPredicate [underlying: 179#[L46, L79]don't care, sleep set: [thread1Thread1of1ForFork0]] [205] L79-->L79-1: Formula: (= |v_ULTIMATE.start_main_#t~pre13#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1] SleepPredicate [underlying: 187#[L46, L79-1]don't care, sleep set: [thread1Thread1of1ForFork0]] [197] L79-1-->L79-2: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] SleepPredicate [underlying: 197#[L46, L79-2]don't care, sleep set: [thread1Thread1of1ForFork0]] [185] L79-2-->L79-3: Formula: (and (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_3|) (select |v_#length_8| |v_ULTIMATE.start_main_~#t2~0#1.base_3|)) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2~0#1.base_3|) 1) (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2~0#1.base_3|) |v_ULTIMATE.start_main_~#t2~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre13#1_3|)) |v_#memory_int_5|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_3|)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_3|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_3|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_6|, #length=|v_#length_8|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_3|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_3|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_3|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_5|, #length=|v_#length_8|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] SleepPredicate [underlying: 207#[L46, L79-3]don't care, sleep set: [thread1Thread1of1ForFork0]] [249] L79-3-->L59: Formula: (and (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= v_thread2Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_4|, thread2Thread1of1ForFork1_#res.offset=|v_thread2Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread2Thread1of1ForFork1_#res.base=|v_thread2Thread1of1ForFork1_#res.base_4|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_4|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#res.offset, thread2Thread1of1ForFork1_#res.base, thread2Thread1of1ForFork1_#t~post6, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] SleepPredicate [underlying: 221#[L59, L79-4, L46]don't care, sleep set: [thread1Thread1of1ForFork0]] [212] L79-4-->L79-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1] SleepPredicate [underlying: 233#[L59, L79-5, L46]don't care, sleep set: [thread1Thread1of1ForFork0]] [160] L79-5-->L80: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet14#1] SleepPredicate [underlying: 257#[L80, L59, L46]don't care, sleep set: [thread1Thread1of1ForFork0]] [158] L80-->L80-1: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_4|) (= (select |v_#valid_10| |v_ULTIMATE.start_main_~#t1~0#1.base_4|) 1) (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_4| 4) (select |v_#length_9| |v_ULTIMATE.start_main_~#t1~0#1.base_4|)) (= |v_ULTIMATE.start_main_#t~mem15#1_2| (select (select |v_#memory_int_7| |v_ULTIMATE.start_main_~#t1~0#1.base_4|) |v_ULTIMATE.start_main_~#t1~0#1.offset_4|))) InVars {#memory_int=|v_#memory_int_7|, #length=|v_#length_9|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_4|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_4|, #valid=|v_#valid_10|} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_2|, #valid=|v_#valid_10|, #memory_int=|v_#memory_int_7|, #length=|v_#length_9|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_4|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem15#1] SleepPredicate [underlying: 289#[L59, L80-1, L46]don't care, sleep set: [thread1Thread1of1ForFork0]] [232] L46-->L41: Formula: (< v_~i1~0_2 (* 2 v_~N~0_2)) InVars {~i1~0=v_~i1~0_2, ~N~0=v_~N~0_2} OutVars{~i1~0=v_~i1~0_2, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[] SleepPredicate [underlying: 299#[L59, L41, L80-1]don't care, sleep set: []] [2023-09-08 15:01:28,771 INFO L750 eck$LassoCheckResult]: Loop: SleepPredicate [underlying: 299#[L59, L41, L80-1]don't care, sleep set: []] [238] L59-->L54: Formula: (< v_~i2~0_1 (* 2 v_~N~0_3)) InVars {~i2~0=v_~i2~0_1, ~N~0=v_~N~0_3} OutVars{~i2~0=v_~i2~0_1, ~N~0=v_~N~0_3} AuxVars[] AssignedVars[] SleepPredicate [underlying: 341#[L54, L41, L80-1]don't care, sleep set: [thread1Thread1of1ForFork0]] [235] L41-->L46: Formula: (and (= v_~pos~0_54 v_~pos~0_53) (= v_~i1~0_34 (+ v_~i1~0_36 2))) InVars {~i1~0=v_~i1~0_36, ~pos~0=v_~pos~0_54} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_1|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_1|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_1|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_1|, ~i1~0=v_~i1~0_34, ~pos~0=v_~pos~0_53} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] SleepPredicate [underlying: 333#[L54, L80-1, L46]don't care, sleep set: []] [232] L46-->L41: Formula: (< v_~i1~0_2 (* 2 v_~N~0_2)) InVars {~i1~0=v_~i1~0_2, ~N~0=v_~N~0_2} OutVars{~i1~0=v_~i1~0_2, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[] SleepPredicate [underlying: 341#[L54, L41, L80-1]don't care, sleep set: [thread2Thread1of1ForFork1]] [241] L54-->L59: Formula: (and (= v_~pos~0_45 v_~pos~0_43) (= v_~i2~0_34 (+ v_~i2~0_35 2))) InVars {~i2~0=v_~i2~0_35, ~pos~0=v_~pos~0_45} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_1|, ~i2~0=v_~i2~0_34, ~pos~0=v_~pos~0_43, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#t~post6, ~i2~0, ~pos~0] SleepPredicate [underlying: 299#[L59, L41, L80-1]don't care, sleep set: []] [2023-09-08 15:01:28,775 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:01:28,775 INFO L85 PathProgramCache]: Analyzing trace with hash -272037782, now seen corresponding path program 1 times [2023-09-08 15:01:28,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-08 15:01:28,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290423771] [2023-09-08 15:01:28,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-08 15:01:28,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-08 15:01:28,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:01:28,871 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-09-08 15:01:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:01:28,936 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-09-08 15:01:28,938 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:01:28,938 INFO L85 PathProgramCache]: Analyzing trace with hash 8247047, now seen corresponding path program 1 times [2023-09-08 15:01:28,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-08 15:01:28,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666325121] [2023-09-08 15:01:28,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-08 15:01:28,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-08 15:01:28,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:01:28,952 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-09-08 15:01:28,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:01:28,956 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-09-08 15:01:28,957 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:01:28,957 INFO L85 PathProgramCache]: Analyzing trace with hash 1514832624, now seen corresponding path program 1 times [2023-09-08 15:01:28,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-08 15:01:28,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116321172] [2023-09-08 15:01:28,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-08 15:01:28,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-08 15:01:29,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:01:29,015 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-09-08 15:01:29,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:01:29,040 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-09-08 15:01:29,102 INFO L210 LassoAnalysis]: Preferences: [2023-09-08 15:01:29,103 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-09-08 15:01:29,103 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-09-08 15:01:29,103 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-09-08 15:01:29,104 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-09-08 15:01:29,104 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:29,104 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-09-08 15:01:29,104 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-09-08 15:01:29,104 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration1_Loop [2023-09-08 15:01:29,104 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-09-08 15:01:29,104 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-09-08 15:01:29,117 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,133 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,136 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,143 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,148 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,151 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,153 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,156 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,158 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,160 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,166 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,168 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,253 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-09-08 15:01:29,253 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-09-08 15:01:29,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:29,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:29,286 INFO L229 MonitoredProcess]: Starting monitored process 2 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) [2023-09-08 15:01:29,292 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:01:29,293 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:01:29,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-09-08 15:01:29,331 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-09-08 15:01:29,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:29,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:29,332 INFO L229 MonitoredProcess]: Starting monitored process 3 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) [2023-09-08 15:01:29,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-09-08 15:01:29,339 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-09-08 15:01:29,339 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:01:29,653 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-09-08 15:01:29,657 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-09-08 15:01:29,657 INFO L210 LassoAnalysis]: Preferences: [2023-09-08 15:01:29,657 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-09-08 15:01:29,657 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-09-08 15:01:29,657 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-09-08 15:01:29,658 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-09-08 15:01:29,658 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:29,658 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-09-08 15:01:29,658 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-09-08 15:01:29,658 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration1_Loop [2023-09-08 15:01:29,658 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-09-08 15:01:29,658 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-09-08 15:01:29,660 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,663 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,672 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,675 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,677 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,679 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,681 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,683 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,685 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,687 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,689 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,691 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:29,756 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-09-08 15:01:29,759 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-09-08 15:01:29,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:29,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:29,761 INFO L229 MonitoredProcess]: Starting monitored process 4 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) [2023-09-08 15:01:29,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-09-08 15:01:29,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:01:29,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:01:29,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:01:29,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:01:29,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:01:29,790 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-08 15:01:29,790 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-08 15:01:29,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:01:29,804 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-09-08 15:01:29,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:29,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:29,806 INFO L229 MonitoredProcess]: Starting monitored process 5 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) [2023-09-08 15:01:29,823 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-09-08 15:01:29,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:01:29,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:01:29,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-08 15:01:29,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:01:29,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:01:29,830 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:01:29,833 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-08 15:01:29,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-08 15:01:29,843 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-09-08 15:01:29,862 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-09-08 15:01:29,863 INFO L444 ModelExtractionUtils]: 2 out of 5 variables were initially zero. Simplification set additionally 0 variables to zero. [2023-09-08 15:01:29,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:29,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:29,903 INFO L229 MonitoredProcess]: Starting monitored process 6 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) [2023-09-08 15:01:29,904 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-09-08 15:01:29,905 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-09-08 15:01:29,906 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-09-08 15:01:29,906 INFO L513 LassoAnalysis]: Proved termination. [2023-09-08 15:01:29,906 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~i2~0, ~N~0) = -1*~i2~0 + 2*~N~0 Supporting invariants [] [2023-09-08 15:01:29,911 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-09-08 15:01:29,913 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-09-08 15:01:29,939 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:01:29,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-08 15:01:29,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-09-08 15:01:29,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-08 15:01:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-08 15:01:30,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2023-09-08 15:01:30,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-08 15:01:30,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-08 15:01:30,136 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-09-08 15:01:30,138 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand null Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-08 15:01:30,328 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-09-08 15:01:30,410 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand null. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 2741 states and 8353 transitions. Complement of second has 7 states. [2023-09-08 15:01:30,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-09-08 15:01:30,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-08 15:01:30,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 195 transitions. [2023-09-08 15:01:30,418 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 195 transitions. Stem has 49 letters. Loop has 4 letters. [2023-09-08 15:01:30,418 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-08 15:01:30,419 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 195 transitions. Stem has 53 letters. Loop has 4 letters. [2023-09-08 15:01:30,419 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-08 15:01:30,419 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 195 transitions. Stem has 49 letters. Loop has 8 letters. [2023-09-08 15:01:30,419 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-08 15:01:30,420 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2741 states and 8353 transitions. [2023-09-08 15:01:30,446 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-09-08 15:01:30,456 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2741 states to 711 states and 1860 transitions. [2023-09-08 15:01:30,456 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 154 [2023-09-08 15:01:30,457 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 261 [2023-09-08 15:01:30,458 INFO L73 IsDeterministic]: Start isDeterministic. Operand 711 states and 1860 transitions. [2023-09-08 15:01:30,458 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-09-08 15:01:30,458 INFO L218 hiAutomatonCegarLoop]: Abstraction has 711 states and 1860 transitions. [2023-09-08 15:01:30,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 711 states and 1860 transitions. [2023-09-08 15:01:30,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 711 to 580. [2023-09-08 15:01:30,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 580 states, 580 states have (on average 2.663793103448276) internal successors, (1545), 579 states have internal predecessors, (1545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-08 15:01:30,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 580 states and 1545 transitions. [2023-09-08 15:01:30,500 INFO L240 hiAutomatonCegarLoop]: Abstraction has 580 states and 1545 transitions. [2023-09-08 15:01:30,500 INFO L428 stractBuchiCegarLoop]: Abstraction has 580 states and 1545 transitions. [2023-09-08 15:01:30,500 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-09-08 15:01:30,500 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 580 states and 1545 transitions. [2023-09-08 15:01:30,503 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-09-08 15:01:30,503 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-09-08 15:01:30,503 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-09-08 15:01:30,504 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-09-08 15:01:30,504 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-09-08 15:01:30,505 INFO L748 eck$LassoCheckResult]: Stem: 3642#[$Ultimate##0]don't care [180] $Ultimate##0-->L-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] 3644#[L-1]don't care [186] L-1-->L-1-1: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] 3684#[L-1-1]don't care [210] L-1-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 4018#[L21]don't care [179] 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[] 4020#[L21-1]don't care [200] 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[] 3744#[L21-2]don't care [196] 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[] 3746#[L21-3]don't care [164] L21-3-->L21-4: Formula: (and (= (select |v_#valid_3| 2) 1) (= 38 (select |v_#length_2| 2))) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] 3896#[L21-4]don't care [225] L21-4-->L37: Formula: (= v_~pos~0_9 0) InVars {} OutVars{~pos~0=v_~pos~0_9} AuxVars[] AssignedVars[~pos~0] 3818#[L37]don't care [208] L37-->L37-1: Formula: (= v_~i1~0_7 0) InVars {} OutVars{~i1~0=v_~i1~0_7} AuxVars[] AssignedVars[~i1~0] 3816#[L37-1]don't care [209] L37-1-->L37-2: Formula: (= v_~i2~0_7 0) InVars {} OutVars{~i2~0=v_~i2~0_7} AuxVars[] AssignedVars[~i2~0] 3496#[L37-2]don't care [165] L37-2-->L-1-2: Formula: (= v_~N~0_5 0) InVars {} OutVars{~N~0=v_~N~0_5} AuxVars[] AssignedVars[~N~0] 3498#[L-1-2]don't care [213] L-1-2-->L-1-3: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 4150#[L-1-3]don't care [223] L-1-3-->L66: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_1|, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_1|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_1|, ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_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_#t~mem16#1=|v_ULTIMATE.start_main_#t~mem16#1_1|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_1|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_1|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_1|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_1|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre11#1, ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~mem16#1, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_#t~nondet12#1, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet7#1, ULTIMATE.start_main_~#t2~0#1.base] 3668#[L66]don't care [184] L66-->L66-1: 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] 3670#[L66-1]don't care [214] L66-1-->L66-2: 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] 3686#[L66-2]don't care [190] L66-2-->L69: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet7#1] 3492#[L69]don't care [159] L69-->L69-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet7#1_3| v_~pos~0_10) InVars {ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_3|} OutVars{ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_3|, ~pos~0=v_~pos~0_10} AuxVars[] AssignedVars[~pos~0] 3494#[L69-1]don't care [215] L69-1-->L70: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet7#1] 3902#[L70]don't care [228] L70-->L70-1: 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] 3624#[L70-1]don't care [175] L70-1-->L70-2: Formula: (= v_~i1~0_8 |v_ULTIMATE.start_main_#t~nondet8#1_3|) InVars {ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_3|} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_3|, ~i1~0=v_~i1~0_8} AuxVars[] AssignedVars[~i1~0] 3618#[L70-2]don't care [174] L70-2-->L71: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] 3620#[L71]don't care [155] L71-->L71-1: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] 3550#[L71-1]don't care [168] L71-1-->L71-2: Formula: (= v_~i2~0_8 |v_ULTIMATE.start_main_#t~nondet9#1_3|) InVars {ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_3|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_3|, ~i2~0=v_~i2~0_8} AuxVars[] AssignedVars[~i2~0] 3552#[L71-2]don't care [211] L71-2-->L72: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] 3898#[L72]don't care [227] L72-->L72-1: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet10#1] 3900#[L72-1]don't care [149] L72-1-->L72-2: Formula: (= |v_ULTIMATE.start_main_#t~nondet10#1_3| v_~N~0_6) InVars {ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_3|} OutVars{ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[~N~0] 3442#[L72-2]don't care [156] L72-2-->L75: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet10#1] 3444#[L75]don't care [220] L75-->L75-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (ite (and (= v_~i1~0_9 v_~pos~0_11) (= v_~i2~0_9 v_~pos~0_11) (= v_~pos~0_11 0)) 1 0)) InVars {~i2~0=v_~i2~0_9, ~pos~0=v_~pos~0_11, ~i1~0=v_~i1~0_9} OutVars{~i2~0=v_~i2~0_9, ~pos~0=v_~pos~0_11, ~i1~0=v_~i1~0_9, 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] 3626#[L75-1]don't care [178] L75-1-->L33: 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] 3554#[L33]don't care [169] L33-->L34: 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] 3556#[L34]don't care [177] L34-->L33-1: 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[] 3622#[L33-1]don't care [206] L33-1-->L76: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_3| (ite (and (<= 0 v_~N~0_7) (<= v_~N~0_7 1073741823)) 1 0)) InVars {~N~0=v_~N~0_7} OutVars{~N~0=v_~N~0_7, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] 3800#[L76]don't care [229] L76-->L33-2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 3904#[L33-2]don't care [170] L33-2-->L34-3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_4| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_6|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_6|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 3960#[L34-3]don't care [162] L34-3-->L33-3: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_8| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_8|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_8|} AuxVars[] AssignedVars[] 3962#[L33-3]don't care [226] L33-3-->L78: Formula: (= |v_ULTIMATE.start_main_#t~pre11#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_2|, #pthreadsForks=|v_#pthreadsForks_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre11#1] 3546#[L78]don't care [167] L78-->L78-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 3548#[L78-1]don't care [171] L78-1-->L78-2: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_3|) (= (select |v_#valid_8| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) 1) (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_3| 4) (select |v_#length_7| |v_ULTIMATE.start_main_~#t1~0#1.base_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~pre11#1_3|)) |v_#memory_int_3|)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_3|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_4|, #length=|v_#length_7|, 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{ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_3|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_3|, #length=|v_#length_7|, 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] 3720#[L78-2]don't care [246] L78-2-->L46: Formula: (and (= v_thread1Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre11#1_6|) (= v_thread1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_4|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_4|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_4|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_4|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_4|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_4|, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_#res.offset, thread1Thread1of1ForFork0_thidvar1] 3578#[L46, L78-3]don't care [152] L78-3-->L78-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre11#1] 3580#[L46, L78-4]don't care [187] L78-4-->L79: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet12#1] 4202#[L46, L79]don't care [205] L79-->L79-1: Formula: (= |v_ULTIMATE.start_main_#t~pre13#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1] 4228#[L46, L79-1]don't care [197] L79-1-->L79-2: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] 4220#[L46, L79-2]don't care [185] L79-2-->L79-3: Formula: (and (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_3|) (select |v_#length_8| |v_ULTIMATE.start_main_~#t2~0#1.base_3|)) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2~0#1.base_3|) 1) (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2~0#1.base_3|) |v_ULTIMATE.start_main_~#t2~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre13#1_3|)) |v_#memory_int_5|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_3|)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_3|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_3|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_6|, #length=|v_#length_8|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_3|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_3|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_3|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_5|, #length=|v_#length_8|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] 4214#[L46, L79-3]don't care [249] L79-3-->L59: Formula: (and (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= v_thread2Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_4|, thread2Thread1of1ForFork1_#res.offset=|v_thread2Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread2Thread1of1ForFork1_#res.base=|v_thread2Thread1of1ForFork1_#res.base_4|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_4|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#res.offset, thread2Thread1of1ForFork1_#res.base, thread2Thread1of1ForFork1_#t~post6, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 4206#[L59, L79-4, L46]don't care [212] L79-4-->L79-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1] 4198#[L59, L79-5, L46]don't care [160] L79-5-->L80: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet14#1] 4208#[L80, L59, L46]don't care [158] L80-->L80-1: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_4|) (= (select |v_#valid_10| |v_ULTIMATE.start_main_~#t1~0#1.base_4|) 1) (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_4| 4) (select |v_#length_9| |v_ULTIMATE.start_main_~#t1~0#1.base_4|)) (= |v_ULTIMATE.start_main_#t~mem15#1_2| (select (select |v_#memory_int_7| |v_ULTIMATE.start_main_~#t1~0#1.base_4|) |v_ULTIMATE.start_main_~#t1~0#1.offset_4|))) InVars {#memory_int=|v_#memory_int_7|, #length=|v_#length_9|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_4|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_4|, #valid=|v_#valid_10|} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_2|, #valid=|v_#valid_10|, #memory_int=|v_#memory_int_7|, #length=|v_#length_9|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_4|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem15#1] 4226#[L59, L80-1, L46]don't care [239] L59-->L53-1: Formula: (<= (* 2 v_~N~0_4) v_~i2~0_6) InVars {~i2~0=v_~i2~0_6, ~N~0=v_~N~0_4} OutVars{~i2~0=v_~i2~0_6, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[] 3794#[L80-1, L46, L53-1]don't care [242] L53-1-->thread2FINAL: Formula: (and (= |v_thread2Thread1of1ForFork1_#res.base_1| 0) (= |v_thread2Thread1of1ForFork1_#res.offset_1| 0)) InVars {} OutVars{thread2Thread1of1ForFork1_#res.offset=|v_thread2Thread1of1ForFork1_#res.offset_1|, thread2Thread1of1ForFork1_#res.base=|v_thread2Thread1of1ForFork1_#res.base_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#res.offset, thread2Thread1of1ForFork1_#res.base] 3754#[L80-1, L46, thread2FINAL]don't care [243] thread2FINAL-->thread2EXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 3704#[L80-1, L46, thread2EXIT]don't care [2023-09-08 15:01:30,505 INFO L750 eck$LassoCheckResult]: Loop: 3704#[L80-1, L46, thread2EXIT]don't care [232] L46-->L41: Formula: (< v_~i1~0_2 (* 2 v_~N~0_2)) InVars {~i1~0=v_~i1~0_2, ~N~0=v_~N~0_2} OutVars{~i1~0=v_~i1~0_2, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[] 3706#[L41, L80-1, thread2EXIT]don't care [235] L41-->L46: Formula: (and (= v_~pos~0_54 v_~pos~0_53) (= v_~i1~0_34 (+ v_~i1~0_36 2))) InVars {~i1~0=v_~i1~0_36, ~pos~0=v_~pos~0_54} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_1|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_1|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_1|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_1|, ~i1~0=v_~i1~0_34, ~pos~0=v_~pos~0_53} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 3704#[L80-1, L46, thread2EXIT]don't care [2023-09-08 15:01:30,506 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:01:30,506 INFO L85 PathProgramCache]: Analyzing trace with hash 564711026, now seen corresponding path program 1 times [2023-09-08 15:01:30,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-08 15:01:30,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826028795] [2023-09-08 15:01:30,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-08 15:01:30,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-08 15:01:30,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:01:30,524 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-09-08 15:01:30,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:01:30,539 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-09-08 15:01:30,539 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:01:30,539 INFO L85 PathProgramCache]: Analyzing trace with hash 8388, now seen corresponding path program 1 times [2023-09-08 15:01:30,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-08 15:01:30,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699328866] [2023-09-08 15:01:30,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-08 15:01:30,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-08 15:01:30,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:01:30,542 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-09-08 15:01:30,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:01:30,544 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-09-08 15:01:30,544 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:01:30,544 INFO L85 PathProgramCache]: Analyzing trace with hash 1521424117, now seen corresponding path program 1 times [2023-09-08 15:01:30,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-08 15:01:30,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907861759] [2023-09-08 15:01:30,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-08 15:01:30,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-08 15:01:30,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-08 15:01:30,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-08 15:01:30,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-08 15:01:30,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907861759] [2023-09-08 15:01:30,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907861759] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-08 15:01:30,768 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-08 15:01:30,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-09-08 15:01:30,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192127255] [2023-09-08 15:01:30,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-08 15:01:30,792 INFO L210 LassoAnalysis]: Preferences: [2023-09-08 15:01:30,792 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-09-08 15:01:30,792 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-09-08 15:01:30,792 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-09-08 15:01:30,792 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-09-08 15:01:30,792 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:30,792 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-09-08 15:01:30,792 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-09-08 15:01:30,792 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration2_Loop [2023-09-08 15:01:30,792 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-09-08 15:01:30,792 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-09-08 15:01:30,793 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:30,797 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:30,801 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:30,805 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:30,808 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:30,810 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:30,812 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:30,813 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:30,816 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:30,817 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:30,869 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-09-08 15:01:30,869 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-09-08 15:01:30,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:30,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:30,870 INFO L229 MonitoredProcess]: Starting monitored process 7 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) [2023-09-08 15:01:30,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-09-08 15:01:30,893 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:01:30,893 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:01:30,917 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:01:30,917 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~pos~0=0} Honda state: {~pos~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:01:30,920 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-09-08 15:01:30,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:30,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:30,922 INFO L229 MonitoredProcess]: Starting monitored process 8 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) [2023-09-08 15:01:30,924 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-09-08 15:01:30,925 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:01:30,925 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:01:30,953 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:01:30,953 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_3=-1} Honda state: {v_rep#funAddr~thread1.base_3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:01:30,959 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-09-08 15:01:30,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:30,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:30,973 INFO L229 MonitoredProcess]: Starting monitored process 9 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) [2023-09-08 15:01:30,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-09-08 15:01:30,988 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:01:30,988 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:01:31,009 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:01:31,009 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_3=-1} Honda state: {v_rep#funAddr~thread2.base_3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:01:31,014 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2023-09-08 15:01:31,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:31,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:31,018 INFO L229 MonitoredProcess]: Starting monitored process 10 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) [2023-09-08 15:01:31,019 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-09-08 15:01:31,020 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:01:31,020 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:01:31,035 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-09-08 15:01:31,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:31,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:31,037 INFO L229 MonitoredProcess]: Starting monitored process 11 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) [2023-09-08 15:01:31,038 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-09-08 15:01:31,040 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-09-08 15:01:31,041 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:01:31,136 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-09-08 15:01:31,139 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-09-08 15:01:31,140 INFO L210 LassoAnalysis]: Preferences: [2023-09-08 15:01:31,140 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-09-08 15:01:31,140 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-09-08 15:01:31,140 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-09-08 15:01:31,140 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-09-08 15:01:31,140 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:31,140 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-09-08 15:01:31,140 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-09-08 15:01:31,140 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration2_Loop [2023-09-08 15:01:31,140 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-09-08 15:01:31,140 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-09-08 15:01:31,142 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:31,144 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:31,146 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:31,148 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:31,149 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:31,153 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:31,155 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:31,160 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:31,164 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:31,167 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:31,226 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-09-08 15:01:31,226 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-09-08 15:01:31,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:31,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:31,227 INFO L229 MonitoredProcess]: Starting monitored process 12 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) [2023-09-08 15:01:31,229 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-09-08 15:01:31,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:01:31,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:01:31,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-08 15:01:31,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:01:31,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:01:31,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:01:31,237 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-08 15:01:31,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-08 15:01:31,252 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:01:31,255 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-09-08 15:01:31,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:31,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:31,256 INFO L229 MonitoredProcess]: Starting monitored process 13 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) [2023-09-08 15:01:31,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-09-08 15:01:31,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:01:31,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:01:31,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-08 15:01:31,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:01:31,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:01:31,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:01:31,301 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-08 15:01:31,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-08 15:01:31,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:01:31,344 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-09-08 15:01:31,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:31,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:31,345 INFO L229 MonitoredProcess]: Starting monitored process 14 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) [2023-09-08 15:01:31,347 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-09-08 15:01:31,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:01:31,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:01:31,356 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-08 15:01:31,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:01:31,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:01:31,356 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:01:31,358 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-08 15:01:31,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-08 15:01:31,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:01:31,376 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2023-09-08 15:01:31,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:31,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:31,379 INFO L229 MonitoredProcess]: Starting monitored process 15 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) [2023-09-08 15:01:31,401 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-09-08 15:01:31,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:01:31,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:01:31,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-08 15:01:31,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:01:31,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:01:31,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:01:31,412 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-08 15:01:31,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-08 15:01:31,420 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:01:31,425 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-09-08 15:01:31,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:31,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:31,427 INFO L229 MonitoredProcess]: Starting monitored process 16 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) [2023-09-08 15:01:31,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-09-08 15:01:31,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:01:31,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:01:31,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-08 15:01:31,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:01:31,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:01:31,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:01:31,452 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-08 15:01:31,452 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-08 15:01:31,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:01:31,475 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-09-08 15:01:31,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:31,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:31,476 INFO L229 MonitoredProcess]: Starting monitored process 17 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) [2023-09-08 15:01:31,501 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-09-08 15:01:31,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:01:31,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:01:31,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:01:31,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:01:31,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:01:31,509 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-08 15:01:31,509 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-08 15:01:31,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:01:31,549 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2023-09-08 15:01:31,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:31,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:31,551 INFO L229 MonitoredProcess]: Starting monitored process 18 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) [2023-09-08 15:01:31,586 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-09-08 15:01:31,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:01:31,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:01:31,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-08 15:01:31,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:01:31,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:01:31,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:01:31,593 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-08 15:01:31,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-08 15:01:31,609 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-09-08 15:01:31,611 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-09-08 15:01:31,611 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2023-09-08 15:01:31,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:31,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:31,612 INFO L229 MonitoredProcess]: Starting monitored process 19 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) [2023-09-08 15:01:31,617 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-09-08 15:01:31,618 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-09-08 15:01:31,618 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-09-08 15:01:31,619 INFO L513 LassoAnalysis]: Proved termination. [2023-09-08 15:01:31,619 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~i1~0, ~N~0) = -1*~i1~0 + 2*~N~0 Supporting invariants [] [2023-09-08 15:01:31,630 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2023-09-08 15:01:31,631 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-09-08 15:01:31,651 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:01:31,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-08 15:01:31,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 2 conjunts are in the unsatisfiable core [2023-09-08 15:01:31,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-08 15:01:31,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-08 15:01:31,737 WARN L260 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2023-09-08 15:01:31,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-08 15:01:31,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-08 15:01:31,749 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-09-08 15:01:31,749 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 580 states and 1545 transitions. cyclomatic complexity: 1074 Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-08 15:01:31,801 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2023-09-08 15:01:31,807 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 580 states and 1545 transitions. cyclomatic complexity: 1074. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 662 states and 1734 transitions. Complement of second has 6 states. [2023-09-08 15:01:31,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-09-08 15:01:31,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-08 15:01:31,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 75 transitions. [2023-09-08 15:01:31,808 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 75 transitions. Stem has 51 letters. Loop has 2 letters. [2023-09-08 15:01:31,810 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-08 15:01:31,810 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 75 transitions. Stem has 53 letters. Loop has 2 letters. [2023-09-08 15:01:31,811 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-08 15:01:31,811 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 75 transitions. Stem has 51 letters. Loop has 4 letters. [2023-09-08 15:01:31,811 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-08 15:01:31,811 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 662 states and 1734 transitions. [2023-09-08 15:01:31,815 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-09-08 15:01:31,816 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 662 states to 202 states and 423 transitions. [2023-09-08 15:01:31,816 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 109 [2023-09-08 15:01:31,817 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 109 [2023-09-08 15:01:31,817 INFO L73 IsDeterministic]: Start isDeterministic. Operand 202 states and 423 transitions. [2023-09-08 15:01:31,817 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-08 15:01:31,817 INFO L218 hiAutomatonCegarLoop]: Abstraction has 202 states and 423 transitions. [2023-09-08 15:01:31,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states and 423 transitions. [2023-09-08 15:01:31,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2023-09-08 15:01:31,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 202 states have (on average 2.094059405940594) internal successors, (423), 201 states have internal predecessors, (423), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-08 15:01:31,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 423 transitions. [2023-09-08 15:01:31,822 INFO L240 hiAutomatonCegarLoop]: Abstraction has 202 states and 423 transitions. [2023-09-08 15:01:31,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-08 15:01:31,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-09-08 15:01:31,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-09-08 15:01:31,826 INFO L87 Difference]: Start difference. First operand 202 states and 423 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-08 15:01:31,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-09-08 15:01:31,873 INFO L93 Difference]: Finished difference Result 260 states and 520 transitions. [2023-09-08 15:01:31,873 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 260 states and 520 transitions. [2023-09-08 15:01:31,875 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-09-08 15:01:31,875 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 260 states to 187 states and 392 transitions. [2023-09-08 15:01:31,876 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 95 [2023-09-08 15:01:31,876 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 95 [2023-09-08 15:01:31,876 INFO L73 IsDeterministic]: Start isDeterministic. Operand 187 states and 392 transitions. [2023-09-08 15:01:31,876 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-08 15:01:31,876 INFO L218 hiAutomatonCegarLoop]: Abstraction has 187 states and 392 transitions. [2023-09-08 15:01:31,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states and 392 transitions. [2023-09-08 15:01:31,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 161. [2023-09-08 15:01:31,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 161 states have (on average 2.0372670807453415) internal successors, (328), 160 states have internal predecessors, (328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-08 15:01:31,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 328 transitions. [2023-09-08 15:01:31,880 INFO L240 hiAutomatonCegarLoop]: Abstraction has 161 states and 328 transitions. [2023-09-08 15:01:31,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-09-08 15:01:31,880 INFO L428 stractBuchiCegarLoop]: Abstraction has 161 states and 328 transitions. [2023-09-08 15:01:31,881 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-09-08 15:01:31,881 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 161 states and 328 transitions. [2023-09-08 15:01:31,881 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-09-08 15:01:31,881 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-09-08 15:01:31,881 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-09-08 15:01:31,882 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-09-08 15:01:31,882 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-09-08 15:01:31,883 INFO L748 eck$LassoCheckResult]: Stem: 6265#[$Ultimate##0]don't care [180] $Ultimate##0-->L-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] 6267#[L-1]don't care [186] L-1-->L-1-1: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] 6303#[L-1-1]don't care [210] L-1-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 6261#[L21]don't care [179] 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[] 6263#[L21-1]don't care [200] 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[] 6327#[L21-2]don't care [196] 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[] 6177#[L21-3]don't care [164] L21-3-->L21-4: Formula: (and (= (select |v_#valid_3| 2) 1) (= 38 (select |v_#length_2| 2))) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] 6179#[L21-4]don't care [225] L21-4-->L37: Formula: (= v_~pos~0_9 0) InVars {} OutVars{~pos~0=v_~pos~0_9} AuxVars[] AssignedVars[~pos~0] 6347#[L37]don't care [208] L37-->L37-1: Formula: (= v_~i1~0_7 0) InVars {} OutVars{~i1~0=v_~i1~0_7} AuxVars[] AssignedVars[~i1~0] 6345#[L37-1]don't care [209] L37-1-->L37-2: Formula: (= v_~i2~0_7 0) InVars {} OutVars{~i2~0=v_~i2~0_7} AuxVars[] AssignedVars[~i2~0] 6173#[L37-2]don't care [165] L37-2-->L-1-2: Formula: (= v_~N~0_5 0) InVars {} OutVars{~N~0=v_~N~0_5} AuxVars[] AssignedVars[~N~0] 6175#[L-1-2]don't care [213] L-1-2-->L-1-3: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 6363#[L-1-3]don't care [223] L-1-3-->L66: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_1|, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_1|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_1|, ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_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_#t~mem16#1=|v_ULTIMATE.start_main_#t~mem16#1_1|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_1|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_1|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_1|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_1|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre11#1, ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~mem16#1, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_#t~nondet12#1, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet7#1, ULTIMATE.start_main_~#t2~0#1.base] 6281#[L66]don't care [184] L66-->L66-1: 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] 6283#[L66-1]don't care [214] L66-1-->L66-2: 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] 6319#[L66-2]don't care [190] L66-2-->L69: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet7#1] 6165#[L69]don't care [159] L69-->L69-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet7#1_3| v_~pos~0_10) InVars {ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_3|} OutVars{ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_3|, ~pos~0=v_~pos~0_10} AuxVars[] AssignedVars[~pos~0] 6167#[L69-1]don't care [215] L69-1-->L70: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet7#1] 6365#[L70]don't care [228] L70-->L70-1: 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] 6255#[L70-1]don't care [175] L70-1-->L70-2: Formula: (= v_~i1~0_8 |v_ULTIMATE.start_main_#t~nondet8#1_3|) InVars {ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_3|} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_3|, ~i1~0=v_~i1~0_8} AuxVars[] AssignedVars[~i1~0] 6249#[L70-2]don't care [174] L70-2-->L71: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] 6135#[L71]don't care [155] L71-->L71-1: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] 6137#[L71-1]don't care [168] L71-1-->L71-2: Formula: (= v_~i2~0_8 |v_ULTIMATE.start_main_#t~nondet9#1_3|) InVars {ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_3|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_3|, ~i2~0=v_~i2~0_8} AuxVars[] AssignedVars[~i2~0] 6205#[L71-2]don't care [211] L71-2-->L72: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] 6349#[L72]don't care [227] L72-->L72-1: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet10#1] 6103#[L72-1]don't care [149] L72-1-->L72-2: Formula: (= |v_ULTIMATE.start_main_#t~nondet10#1_3| v_~N~0_6) InVars {ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_3|} OutVars{ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[~N~0] 6105#[L72-2]don't care [156] L72-2-->L75: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet10#1] 6139#[L75]don't care [220] L75-->L75-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (ite (and (= v_~i1~0_9 v_~pos~0_11) (= v_~i2~0_9 v_~pos~0_11) (= v_~pos~0_11 0)) 1 0)) InVars {~i2~0=v_~i2~0_9, ~pos~0=v_~pos~0_11, ~i1~0=v_~i1~0_9} OutVars{~i2~0=v_~i2~0_9, ~pos~0=v_~pos~0_11, ~i1~0=v_~i1~0_9, 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] 6257#[L75-1]don't care [178] L75-1-->L33: 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] 6207#[L33]don't care [169] L33-->L34: 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] 6209#[L34]don't care [177] L34-->L33-1: 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[] 6253#[L33-1]don't care [206] L33-1-->L76: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_3| (ite (and (<= 0 v_~N~0_7) (<= v_~N~0_7 1073741823)) 1 0)) InVars {~N~0=v_~N~0_7} OutVars{~N~0=v_~N~0_7, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] 6341#[L76]don't care [229] L76-->L33-2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 6211#[L33-2]don't care [170] L33-2-->L34-3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_4| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_6|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_6|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 6169#[L34-3]don't care [162] L34-3-->L33-3: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_8| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_8|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_8|} AuxVars[] AssignedVars[] 6171#[L33-3]don't care [226] L33-3-->L78: Formula: (= |v_ULTIMATE.start_main_#t~pre11#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_2|, #pthreadsForks=|v_#pthreadsForks_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre11#1] 6201#[L78]don't care [167] L78-->L78-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 6203#[L78-1]don't care [171] L78-1-->L78-2: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_3|) (= (select |v_#valid_8| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) 1) (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_3| 4) (select |v_#length_7| |v_ULTIMATE.start_main_~#t1~0#1.base_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~pre11#1_3|)) |v_#memory_int_3|)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_3|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_4|, #length=|v_#length_7|, 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{ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_3|, #valid=|v_#valid_8|, #memory_int=|v_#memory_int_3|, #length=|v_#length_7|, 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] 6213#[L78-2]don't care [246] L78-2-->L46: Formula: (and (= v_thread1Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre11#1_6|) (= v_thread1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_4|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_4|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_4|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_4|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_4|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_4|, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_#res.offset, thread1Thread1of1ForFork0_thidvar1] 6229#[L46, L78-3]don't care [152] L78-3-->L78-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre11#1] 6231#[L46, L78-4]don't care [187] L78-4-->L79: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet12#1] 6099#[L46, L79]don't care [205] L79-->L79-1: Formula: (= |v_ULTIMATE.start_main_#t~pre13#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1] 6101#[L46, L79-1]don't care [197] L79-1-->L79-2: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] 6197#[L46, L79-2]don't care [185] L79-2-->L79-3: Formula: (and (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_3|) (select |v_#length_8| |v_ULTIMATE.start_main_~#t2~0#1.base_3|)) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2~0#1.base_3|) 1) (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2~0#1.base_3|) |v_ULTIMATE.start_main_~#t2~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre13#1_3|)) |v_#memory_int_5|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_3|)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_3|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_3|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_6|, #length=|v_#length_8|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_3|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_3|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_3|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_5|, #length=|v_#length_8|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] 6199#[L46, L79-3]don't care [249] L79-3-->L59: Formula: (and (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= v_thread2Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_4|, thread2Thread1of1ForFork1_#res.offset=|v_thread2Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread2Thread1of1ForFork1_#res.base=|v_thread2Thread1of1ForFork1_#res.base_4|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_4|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#res.offset, thread2Thread1of1ForFork1_#res.base, thread2Thread1of1ForFork1_#t~post6, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 6251#[L59, L79-4, L46]don't care [212] L79-4-->L79-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1] 6325#[L59, L79-5, L46]don't care [160] L79-5-->L80: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet14#1] 6153#[L80, L59, L46]don't care [158] L80-->L80-1: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_4|) (= (select |v_#valid_10| |v_ULTIMATE.start_main_~#t1~0#1.base_4|) 1) (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_4| 4) (select |v_#length_9| |v_ULTIMATE.start_main_~#t1~0#1.base_4|)) (= |v_ULTIMATE.start_main_#t~mem15#1_2| (select (select |v_#memory_int_7| |v_ULTIMATE.start_main_~#t1~0#1.base_4|) |v_ULTIMATE.start_main_~#t1~0#1.offset_4|))) InVars {#memory_int=|v_#memory_int_7|, #length=|v_#length_9|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_4|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_4|, #valid=|v_#valid_10|} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_2|, #valid=|v_#valid_10|, #memory_int=|v_#memory_int_7|, #length=|v_#length_9|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_4|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem15#1] 6155#[L59, L80-1, L46]don't care [238] L59-->L54: Formula: (< v_~i2~0_1 (* 2 v_~N~0_3)) InVars {~i2~0=v_~i2~0_1, ~N~0=v_~N~0_3} OutVars{~i2~0=v_~i2~0_1, ~N~0=v_~N~0_3} AuxVars[] AssignedVars[] 6233#[L54, L80-1, L46]don't care [233] L46-->L40-1: Formula: (<= (* 2 v_~N~0_1) v_~i1~0_1) InVars {~i1~0=v_~i1~0_1, ~N~0=v_~N~0_1} OutVars{~i1~0=v_~i1~0_1, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[] 6237#[L40-1, L54, L80-1]don't care [236] L40-1-->thread1FINAL: Formula: (and (= |v_thread1Thread1of1ForFork0_#res.base_1| 0) (= |v_thread1Thread1of1ForFork0_#res.offset_1| 0)) InVars {} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_1|, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_1|} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#res.offset] 6369#[thread1FINAL, L54, L80-1]don't care [237] thread1FINAL-->thread1EXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 6093#[L54, thread1EXIT, L80-1]don't care [250] thread1EXIT-->L80-2: Formula: (and (= v_thread1Thread1of1ForFork0_thidvar1_4 0) (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem15#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork0_thidvar0_4)) InVars {ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_4} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_4} AuxVars[] AssignedVars[] 6343#[L54, L80-2]don't care [166] L80-2-->L81: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem15#1] 6181#[L81, L54]don't care [207] L81-->L81-1: Formula: (and (= (select (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2~0#1.base_4|) |v_ULTIMATE.start_main_~#t2~0#1.offset_4|) |v_ULTIMATE.start_main_#t~mem16#1_2|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_4|) (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_4|) (select |v_#length_10| |v_ULTIMATE.start_main_~#t2~0#1.base_4|)) (= (select |v_#valid_11| |v_ULTIMATE.start_main_~#t2~0#1.base_4|) 1)) InVars {#memory_int=|v_#memory_int_8|, #length=|v_#length_10|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_4|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_4|, #valid=|v_#valid_11|} OutVars{ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_4|, #valid=|v_#valid_11|, #memory_int=|v_#memory_int_8|, ULTIMATE.start_main_#t~mem16#1=|v_ULTIMATE.start_main_#t~mem16#1_2|, #length=|v_#length_10|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem16#1] 6107#[L54, L81-1]don't care [2023-09-08 15:01:31,883 INFO L750 eck$LassoCheckResult]: Loop: 6107#[L54, L81-1]don't care [241] L54-->L59: Formula: (and (= v_~pos~0_45 v_~pos~0_43) (= v_~i2~0_34 (+ v_~i2~0_35 2))) InVars {~i2~0=v_~i2~0_35, ~pos~0=v_~pos~0_45} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_1|, ~i2~0=v_~i2~0_34, ~pos~0=v_~pos~0_43, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#t~post6, ~i2~0, ~pos~0] 6109#[L81-1, L59]don't care [238] L59-->L54: Formula: (< v_~i2~0_1 (* 2 v_~N~0_3)) InVars {~i2~0=v_~i2~0_1, ~N~0=v_~N~0_3} OutVars{~i2~0=v_~i2~0_1, ~N~0=v_~N~0_3} AuxVars[] AssignedVars[] 6107#[L54, L81-1]don't care [2023-09-08 15:01:31,883 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:01:31,883 INFO L85 PathProgramCache]: Analyzing trace with hash 648233833, now seen corresponding path program 1 times [2023-09-08 15:01:31,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-08 15:01:31,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429138282] [2023-09-08 15:01:31,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-08 15:01:31,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-08 15:01:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-08 15:01:32,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-08 15:01:32,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-08 15:01:32,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429138282] [2023-09-08 15:01:32,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429138282] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-08 15:01:32,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-08 15:01:32,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-09-08 15:01:32,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487358023] [2023-09-08 15:01:32,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-08 15:01:32,010 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-09-08 15:01:32,010 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:01:32,010 INFO L85 PathProgramCache]: Analyzing trace with hash 8670, now seen corresponding path program 1 times [2023-09-08 15:01:32,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-08 15:01:32,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706913781] [2023-09-08 15:01:32,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-08 15:01:32,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-08 15:01:32,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:01:32,013 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-09-08 15:01:32,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:01:32,014 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-09-08 15:01:32,026 INFO L210 LassoAnalysis]: Preferences: [2023-09-08 15:01:32,026 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-09-08 15:01:32,026 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-09-08 15:01:32,026 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-09-08 15:01:32,026 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-09-08 15:01:32,026 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:32,026 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-09-08 15:01:32,026 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-09-08 15:01:32,026 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration3_Loop [2023-09-08 15:01:32,026 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-09-08 15:01:32,026 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-09-08 15:01:32,027 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:32,029 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:32,031 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:32,034 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:32,036 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:32,037 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:32,038 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:32,040 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:32,081 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-09-08 15:01:32,082 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-09-08 15:01:32,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:32,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:32,083 INFO L229 MonitoredProcess]: Starting monitored process 20 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) [2023-09-08 15:01:32,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-09-08 15:01:32,086 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:01:32,086 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:01:32,097 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:01:32,098 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_5=-1} Honda state: {v_rep#funAddr~thread1.base_5=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:01:32,100 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2023-09-08 15:01:32,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:32,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:32,108 INFO L229 MonitoredProcess]: Starting monitored process 21 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) [2023-09-08 15:01:32,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-09-08 15:01:32,112 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:01:32,112 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:01:32,125 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:01:32,125 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_5=1} Honda state: {v_rep#funAddr~thread2.offset_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:01:32,128 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-09-08 15:01:32,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:32,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:32,130 INFO L229 MonitoredProcess]: Starting monitored process 22 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) [2023-09-08 15:01:32,131 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-09-08 15:01:32,133 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:01:32,133 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:01:32,142 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2023-09-08 15:01:32,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:32,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:32,143 INFO L229 MonitoredProcess]: Starting monitored process 23 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) [2023-09-08 15:01:32,145 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-09-08 15:01:32,146 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-09-08 15:01:32,146 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:01:32,352 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-09-08 15:01:32,358 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-09-08 15:01:32,358 INFO L210 LassoAnalysis]: Preferences: [2023-09-08 15:01:32,358 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-09-08 15:01:32,358 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-09-08 15:01:32,358 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-09-08 15:01:32,358 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-09-08 15:01:32,358 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:32,358 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-09-08 15:01:32,358 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-09-08 15:01:32,358 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration3_Loop [2023-09-08 15:01:32,359 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-09-08 15:01:32,359 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-09-08 15:01:32,360 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:32,363 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:32,370 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:32,371 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:32,388 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:32,390 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:32,391 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:32,393 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:01:32,440 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-09-08 15:01:32,441 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-09-08 15:01:32,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:32,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:32,442 INFO L229 MonitoredProcess]: Starting monitored process 24 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) [2023-09-08 15:01:32,443 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-09-08 15:01:32,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:01:32,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:01:32,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:01:32,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:01:32,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:01:32,457 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-08 15:01:32,457 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-08 15:01:32,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:01:32,477 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-09-08 15:01:32,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:32,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:32,478 INFO L229 MonitoredProcess]: Starting monitored process 25 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) [2023-09-08 15:01:32,490 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-09-08 15:01:32,491 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:01:32,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:01:32,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:01:32,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:01:32,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:01:32,499 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-08 15:01:32,499 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-08 15:01:32,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:01:32,508 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-09-08 15:01:32,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:32,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:32,510 INFO L229 MonitoredProcess]: Starting monitored process 26 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) [2023-09-08 15:01:32,512 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-09-08 15:01:32,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:01:32,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:01:32,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-08 15:01:32,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:01:32,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:01:32,520 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:01:32,520 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-08 15:01:32,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-08 15:01:32,533 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:01:32,540 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2023-09-08 15:01:32,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:32,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:32,542 INFO L229 MonitoredProcess]: Starting monitored process 27 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) [2023-09-08 15:01:32,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-09-08 15:01:32,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:01:32,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:01:32,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-08 15:01:32,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:01:32,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:01:32,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:01:32,552 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-08 15:01:32,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-08 15:01:32,560 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-09-08 15:01:32,563 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-09-08 15:01:32,563 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-09-08 15:01:32,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:01:32,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:01:32,564 INFO L229 MonitoredProcess]: Starting monitored process 28 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) [2023-09-08 15:01:32,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-09-08 15:01:32,567 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-09-08 15:01:32,567 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-09-08 15:01:32,568 INFO L513 LassoAnalysis]: Proved termination. [2023-09-08 15:01:32,568 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, ~i2~0) = 2*~N~0 - 1*~i2~0 Supporting invariants [] [2023-09-08 15:01:32,570 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-09-08 15:01:32,571 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-09-08 15:01:32,597 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:01:32,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-08 15:01:32,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 2 conjunts are in the unsatisfiable core [2023-09-08 15:01:32,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-08 15:01:32,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-08 15:01:32,686 WARN L260 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2023-09-08 15:01:32,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-08 15:01:32,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-08 15:01:32,703 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-09-08 15:01:32,704 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 161 states and 328 transitions. cyclomatic complexity: 191 Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-08 15:01:32,720 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 161 states and 328 transitions. cyclomatic complexity: 191. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 167 states and 335 transitions. Complement of second has 6 states. [2023-09-08 15:01:32,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-09-08 15:01:32,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-08 15:01:32,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 60 transitions. [2023-09-08 15:01:32,721 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 60 transitions. Stem has 55 letters. Loop has 2 letters. [2023-09-08 15:01:32,723 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-08 15:01:32,723 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 60 transitions. Stem has 57 letters. Loop has 2 letters. [2023-09-08 15:01:32,723 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-08 15:01:32,723 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 60 transitions. Stem has 55 letters. Loop has 4 letters. [2023-09-08 15:01:32,723 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-08 15:01:32,723 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 167 states and 335 transitions. [2023-09-08 15:01:32,724 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-09-08 15:01:32,724 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 167 states to 0 states and 0 transitions. [2023-09-08 15:01:32,724 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-09-08 15:01:32,724 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-09-08 15:01:32,724 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-09-08 15:01:32,724 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-08 15:01:32,724 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-09-08 15:01:32,724 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-09-08 15:01:32,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-08 15:01:32,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-09-08 15:01:32,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-09-08 15:01:32,725 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-08 15:01:32,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-09-08 15:01:32,725 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2023-09-08 15:01:32,725 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2023-09-08 15:01:32,725 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-09-08 15:01:32,725 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2023-09-08 15:01:32,725 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-09-08 15:01:32,725 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-09-08 15:01:32,726 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-09-08 15:01:32,726 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-08 15:01:32,726 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-09-08 15:01:32,726 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-09-08 15:01:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-08 15:01:32,727 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-09-08 15:01:32,727 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-09-08 15:01:32,727 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-09-08 15:01:32,728 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-09-08 15:01:32,728 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-09-08 15:01:32,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.09 03:01:32 BoogieIcfgContainer [2023-09-08 15:01:32,732 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-09-08 15:01:32,736 INFO L158 Benchmark]: Toolchain (without parser) took 5096.44ms. Allocated memory was 251.7MB in the beginning and 347.1MB in the end (delta: 95.4MB). Free memory was 200.7MB in the beginning and 215.3MB in the end (delta: -14.6MB). Peak memory consumption was 82.3MB. Max. memory is 8.0GB. [2023-09-08 15:01:32,737 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 251.7MB. Free memory is still 202.2MB. There was no memory consumed. Max. memory is 8.0GB. [2023-09-08 15:01:32,738 INFO L158 Benchmark]: CACSL2BoogieTranslator took 205.34ms. Allocated memory is still 251.7MB. Free memory was 200.7MB in the beginning and 189.8MB in the end (delta: 10.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2023-09-08 15:01:32,738 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.80ms. Allocated memory is still 251.7MB. Free memory was 189.8MB in the beginning and 188.2MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-09-08 15:01:32,738 INFO L158 Benchmark]: Boogie Preprocessor took 24.29ms. Allocated memory is still 251.7MB. Free memory was 188.2MB in the beginning and 186.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-09-08 15:01:32,738 INFO L158 Benchmark]: RCFGBuilder took 366.70ms. Allocated memory is still 251.7MB. Free memory was 186.7MB in the beginning and 220.1MB in the end (delta: -33.4MB). Peak memory consumption was 19.4MB. Max. memory is 8.0GB. [2023-09-08 15:01:32,739 INFO L158 Benchmark]: BuchiAutomizer took 4445.29ms. Allocated memory was 251.7MB in the beginning and 347.1MB in the end (delta: 95.4MB). Free memory was 220.1MB in the beginning and 215.3MB in the end (delta: 4.7MB). Peak memory consumption was 100.7MB. Max. memory is 8.0GB. [2023-09-08 15:01:32,739 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 251.7MB. Free memory is still 202.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 205.34ms. Allocated memory is still 251.7MB. Free memory was 200.7MB in the beginning and 189.8MB in the end (delta: 10.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 34.80ms. Allocated memory is still 251.7MB. Free memory was 189.8MB in the beginning and 188.2MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 24.29ms. Allocated memory is still 251.7MB. Free memory was 188.2MB in the beginning and 186.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 366.70ms. Allocated memory is still 251.7MB. Free memory was 186.7MB in the beginning and 220.1MB in the end (delta: -33.4MB). Peak memory consumption was 19.4MB. Max. memory is 8.0GB. * BuchiAutomizer took 4445.29ms. Allocated memory was 251.7MB in the beginning and 347.1MB in the end (delta: 95.4MB). Free memory was 220.1MB in the beginning and 215.3MB in the end (delta: 4.7MB). Peak memory consumption was 100.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (2 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 2 * N + -1 * i2 and consists of 5 locations. One deterministic module has affine ranking function 2 * N + -1 * i1 and consists of 4 locations. One deterministic module has affine ranking function 2 * N + -1 * i2 and consists of 4 locations. 2 modules have a trivial ranking function, the largest among these consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.3s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 2.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.7s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 157 StatesRemovedByMinimization, 2 NontrivialMinimizations. 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 [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 316 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 313 mSDsluCounter, 421 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 160 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 106 IncrementalHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 261 mSDtfsCounter, 106 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT1 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital18 mio100 ax284 hnf100 lsp29 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq151 hnf94 smp100 dnf100 smp100 tf109 neg100 sie110 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 41ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.9s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-09-08 15:01:32,759 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-09-08 15:01:32,956 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 Received shutdown request...