/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/Termination.epf -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-misc-2-unrolled-atomic.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.ample-buchi-a4216cd-m [2025-04-26 16:38:23,625 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-26 16:38:23,675 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/Termination.epf [2025-04-26 16:38:23,680 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-26 16:38:23,680 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-26 16:38:23,680 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Check unreachability of error function in SV-COMP mode [2025-04-26 16:38:23,680 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Translation Mode: [2025-04-26 16:38:23,699 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-26 16:38:23,699 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-26 16:38:23,700 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-26 16:38:23,700 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-26 16:38:23,700 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-26 16:38:23,700 INFO L153 SettingsManager]: * Use SBE=true [2025-04-26 16:38:23,700 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-04-26 16:38:23,700 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-04-26 16:38:23,700 INFO L153 SettingsManager]: * Use old map elimination=false [2025-04-26 16:38:23,700 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-04-26 16:38:23,700 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-04-26 16:38:23,700 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-04-26 16:38:23,700 INFO L153 SettingsManager]: * Automaton type for concurrent programs=PARTIAL_ORDER_BA [2025-04-26 16:38:23,701 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-26 16:38:23,701 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-04-26 16:38:23,701 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-26 16:38:23,701 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-26 16:38:23,701 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-26 16:38:23,701 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-26 16:38:23,701 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-04-26 16:38:23,701 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-04-26 16:38:23,701 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-04-26 16:38:23,701 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-26 16:38:23,701 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-26 16:38:23,701 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-04-26 16:38:23,701 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-26 16:38:23,701 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-26 16:38:23,701 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-26 16:38:23,701 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:4000 [2025-04-26 16:38:23,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-26 16:38:23,702 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-26 16:38:23,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-26 16:38:23,702 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-04-26 16:38:23,702 INFO L153 SettingsManager]: * Use conditional POR in concurrent analysis=false [2025-04-26 16:38:23,702 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-04-26 16:38:23,702 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR [2025-04-26 16:38:23,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-26 16:38:23,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-26 16:38:23,932 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-26 16:38:23,933 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-26 16:38:23,933 INFO L274 PluginConnector]: CDTParser initialized [2025-04-26 16:38:23,935 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-misc-2-unrolled-atomic.wvr.c [2025-04-26 16:38:25,191 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/4e4751224/1348c831135a44e2bc90e70af2292ffe/FLAG1e7571080 [2025-04-26 16:38:25,404 INFO L389 CDTParser]: Found 1 translation units. [2025-04-26 16:38:25,405 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-2-unrolled-atomic.wvr.c [2025-04-26 16:38:25,414 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/4e4751224/1348c831135a44e2bc90e70af2292ffe/FLAG1e7571080 [2025-04-26 16:38:26,241 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/4e4751224/1348c831135a44e2bc90e70af2292ffe [2025-04-26 16:38:26,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-26 16:38:26,244 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-04-26 16:38:26,245 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-26 16:38:26,245 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-26 16:38:26,248 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-26 16:38:26,249 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.04 04:38:26" (1/1) ... [2025-04-26 16:38:26,249 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25ad631e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:38:26, skipping insertion in model container [2025-04-26 16:38:26,249 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.04 04:38:26" (1/1) ... [2025-04-26 16:38:26,261 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-26 16:38:26,418 WARN L116 LibraryModelHandler]: 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[2278,2291] [2025-04-26 16:38:26,423 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-26 16:38:26,432 INFO L200 MainTranslator]: Completed pre-run [2025-04-26 16:38:26,459 WARN L116 LibraryModelHandler]: 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[2278,2291] [2025-04-26 16:38:26,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-26 16:38:26,471 INFO L204 MainTranslator]: Completed translation [2025-04-26 16:38:26,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:38:26 WrapperNode [2025-04-26 16:38:26,471 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-26 16:38:26,472 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-26 16:38:26,472 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-26 16:38:26,472 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-26 16:38:26,476 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:38:26" (1/1) ... [2025-04-26 16:38:26,483 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:38:26" (1/1) ... [2025-04-26 16:38:26,497 INFO L138 Inliner]: procedures = 19, calls = 15, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 55 [2025-04-26 16:38:26,497 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-26 16:38:26,498 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-26 16:38:26,498 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-26 16:38:26,498 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-26 16:38:26,503 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:38:26" (1/1) ... [2025-04-26 16:38:26,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:38:26" (1/1) ... [2025-04-26 16:38:26,508 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:38:26" (1/1) ... [2025-04-26 16:38:26,509 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:38:26" (1/1) ... [2025-04-26 16:38:26,511 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:38:26" (1/1) ... [2025-04-26 16:38:26,516 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:38:26" (1/1) ... [2025-04-26 16:38:26,518 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:38:26" (1/1) ... [2025-04-26 16:38:26,519 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:38:26" (1/1) ... [2025-04-26 16:38:26,519 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:38:26" (1/1) ... [2025-04-26 16:38:26,526 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-26 16:38:26,527 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-04-26 16:38:26,527 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-04-26 16:38:26,527 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-04-26 16:38:26,528 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:38:26" (1/1) ... [2025-04-26 16:38:26,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:4000 [2025-04-26 16:38:26,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:26,555 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:26,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-04-26 16:38:26,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-04-26 16:38:26,578 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-04-26 16:38:26,578 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-04-26 16:38:26,578 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-04-26 16:38:26,578 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-04-26 16:38:26,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-04-26 16:38:26,579 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-04-26 16:38:26,579 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-04-26 16:38:26,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-26 16:38:26,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-26 16:38:26,579 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-04-26 16:38:26,650 INFO L234 CfgBuilder]: Building ICFG [2025-04-26 16:38:26,651 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-26 16:38:26,759 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-04-26 16:38:26,759 INFO L283 CfgBuilder]: Performing block encoding [2025-04-26 16:38:26,791 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-26 16:38:26,791 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-04-26 16:38:26,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.04 04:38:26 BoogieIcfgContainer [2025-04-26 16:38:26,791 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-04-26 16:38:26,792 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-04-26 16:38:26,792 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-04-26 16:38:26,797 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-04-26 16:38:26,797 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-04-26 16:38:26,797 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.04 04:38:26" (1/3) ... [2025-04-26 16:38:26,798 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@33e030cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.04 04:38:26, skipping insertion in model container [2025-04-26 16:38:26,798 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-04-26 16:38:26,798 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:38:26" (2/3) ... [2025-04-26 16:38:26,798 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@33e030cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.04 04:38:26, skipping insertion in model container [2025-04-26 16:38:26,798 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-04-26 16:38:26,798 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.04 04:38:26" (3/3) ... [2025-04-26 16:38:26,799 INFO L376 chiAutomizerObserver]: Analyzing ICFG parallel-misc-2-unrolled-atomic.wvr.c [2025-04-26 16:38:26,854 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2025-04-26 16:38:26,886 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-26 16:38:26,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-04-26 16:38:26,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:26,888 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:26,890 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2025-04-26 16:38:26,944 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 86 places, 86 transitions, 186 flow [2025-04-26 16:38:26,969 INFO L116 PetriNetUnfolderBase]: 5/82 cut-off events. [2025-04-26 16:38:26,971 INFO L117 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2025-04-26 16:38:26,973 INFO L83 FinitePrefix]: Finished finitePrefix Result has 91 conditions, 82 events. 5/82 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 30 event pairs, 0 based on Foata normal form. 0/76 useless extension candidates. Maximal degree in co-relation 59. Up to 2 conditions per place. [2025-04-26 16:38:26,973 INFO L82 GeneralOperation]: Start removeDead. Operand has 86 places, 86 transitions, 186 flow [2025-04-26 16:38:26,976 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 84 places, 82 transitions, 176 flow [2025-04-26 16:38:26,976 INFO L84 lAbstractionProvider]: Constructed initial Petri net abstraction that has has 84 places, 82 transitions, 176 flow [2025-04-26 16:38:26,981 INFO L135 AmpleReduction]: Starting ample reduction [2025-04-26 16:38:27,062 WARN L140 AmpleReduction]: Number of pruned transitions: 99 [2025-04-26 16:38:27,062 WARN L141 AmpleReduction]: Loop nodes with "changing loop node status": 0 [2025-04-26 16:38:27,062 WARN L142 AmpleReduction]: Number of trivial sets caused by loops: 26 [2025-04-26 16:38:27,062 WARN L143 AmpleReduction]: Number of not loop caused trivial ample sets:75 [2025-04-26 16:38:27,062 WARN L144 AmpleReduction]: Number of initially assigned non-trivial ample sets:69 [2025-04-26 16:38:27,063 WARN L145 AmpleReduction]: Times succ was already a loop node:34 [2025-04-26 16:38:27,063 WARN L146 AmpleReduction]: Times some other node on the cycle already had a trivial ample set:0 [2025-04-26 16:38:27,063 INFO L149 AmpleReduction]: Finished ample reduction [2025-04-26 16:38:27,065 INFO L136 dAbstractionProvider]: Constructed initial ample set-reduced NBA abstraction that has 171 states, 169 states have (on average 1.4201183431952662) internal successors, (in total 240), 170 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (in total 0), 0 states have return successors, (0), 0 states have call predecessors, ( in total0), 0 states have call successors, (0) [2025-04-26 16:38:27,070 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-04-26 16:38:27,071 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-04-26 16:38:27,071 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-04-26 16:38:27,071 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-04-26 16:38:27,071 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-04-26 16:38:27,071 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-04-26 16:38:27,071 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-04-26 16:38:27,071 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-04-26 16:38:27,073 INFO L73 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 171 states, 169 states have (on average 1.4201183431952662) internal successors, (in total 240), 170 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (in total 0), 0 states have return successors, (0), 0 states have call predecessors, ( in total0), 0 states have call successors, (0) [2025-04-26 16:38:27,085 INFO L131 ngComponentsAnalysis]: Automaton has 25 accepting balls. 56 [2025-04-26 16:38:27,085 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-04-26 16:38:27,085 INFO L120 BuchiIsEmpty]: Starting construction of run [2025-04-26 16:38:27,090 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] [2025-04-26 16:38:27,090 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-04-26 16:38:27,090 INFO L340 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-04-26 16:38:27,090 INFO L73 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 171 states, 169 states have (on average 1.4201183431952662) internal successors, (in total 240), 170 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (in total 0), 0 states have return successors, (0), 0 states have call predecessors, ( in total0), 0 states have call successors, (0) [2025-04-26 16:38:27,096 INFO L131 ngComponentsAnalysis]: Automaton has 25 accepting balls. 56 [2025-04-26 16:38:27,097 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-04-26 16:38:27,097 INFO L120 BuchiIsEmpty]: Starting construction of run [2025-04-26 16:38:27,097 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] [2025-04-26 16:38:27,097 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-04-26 16:38:27,105 INFO L752 eck$LassoCheckResult]: Stem: "[170] $Ultimate##0-->L-1: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[]" "[177] L-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[]" "[169] 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[]" "[191] 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[]" "[185] 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[]" "[154] 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[]" "[215] L21-4-->L37: Formula: (= v_~pos~0_9 0) InVars {} OutVars{~pos~0=v_~pos~0_9} AuxVars[] AssignedVars[~pos~0]" "[200] L37-->L37-1: Formula: (= v_~i1~0_7 0) InVars {} OutVars{~i1~0=v_~i1~0_7} AuxVars[] AssignedVars[~i1~0]" "[201] L37-1-->L37-2: Formula: (= v_~i2~0_7 0) InVars {} OutVars{~i2~0=v_~i2~0_7} AuxVars[] AssignedVars[~i2~0]" "[155] L37-2-->L-1-1: Formula: (= v_~N~0_5 0) InVars {} OutVars{~N~0=v_~N~0_5} AuxVars[] AssignedVars[~N~0]" "[202] L-1-1-->L-1-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1]" "[205] L-1-2-->L66: Formula: true InVars {} OutVars{ULTIMATE.start_main_~t1~0#1=|v_ULTIMATE.start_main_~t1~0#1_1|, 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~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#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_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_1|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_1|, ULTIMATE.start_main_~t2~0#1=|v_ULTIMATE.start_main_~t2~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~t1~0#1, ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre11#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet7#1, ULTIMATE.start_main_#t~nondet12#1, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_~t2~0#1]" "[173] L66-->L66-1: Formula: true InVars {} OutVars{ULTIMATE.start_main_~t1~0#1=|v_ULTIMATE.start_main_~t1~0#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~t1~0#1]" "[206] L66-1-->L69: Formula: true InVars {} OutVars{ULTIMATE.start_main_~t2~0#1=|v_ULTIMATE.start_main_~t2~0#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~t2~0#1]" "[149] L69-->L69-1: 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]" "[207] L69-1-->L69-2: 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]" "[174] L69-2-->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]" "[218] 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]" "[163] 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]" "[162] 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]" "[145] 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]" "[157] 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]" "[203] 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]" "[217] 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]" "[140] 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]" "[146] 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]" "[210] 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]" "[168] 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]" "[158] 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]" "[165] 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[]" "[197] L33-1-->L75-2: 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]" "[190] L75-2-->L76: Formula: true InVars {} OutVars{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]" "[219] L76-->L76-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_4| (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_4|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1]" "[188] L76-1-->L33-2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1]" "[159] L33-2-->L34-3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_5| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_7|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_5|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_7|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1]" "[152] L34-3-->L33-3: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_9| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_9|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_9|} AuxVars[] AssignedVars[]" "[216] L33-3-->L76-2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1]" "[198] L76-2-->L78: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1]" "[156] L78-->L78-1: 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]" "[160] L78-1-->L78-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks]" "[181] L78-2-->L78-3: Formula: (= |v_ULTIMATE.start_main_~t1~0#1_3| |v_ULTIMATE.start_main_#t~pre11#1_3|) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_3|} OutVars{ULTIMATE.start_main_~t1~0#1=|v_ULTIMATE.start_main_~t1~0#1_3|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~t1~0#1]" "[239] L78-3-->$Ultimate##0: Formula: (and (= |v_thread1Thread1of1ForFork1_#in~_argptr.base_4| 0) (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre11#1_7|) (= |v_thread1Thread1of1ForFork1_#in~_argptr.offset_4| 0) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_7|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_7|, thread1Thread1of1ForFork1_#t~post3=|v_thread1Thread1of1ForFork1_#t~post3_4|, thread1Thread1of1ForFork1_#t~post4=|v_thread1Thread1of1ForFork1_#t~post4_4|, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_#in~_argptr.offset=|v_thread1Thread1of1ForFork1_#in~_argptr.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_4|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, thread1Thread1of1ForFork1_~_argptr.base=v_thread1Thread1of1ForFork1_~_argptr.base_4, thread1Thread1of1ForFork1_~_argptr.offset=v_thread1Thread1of1ForFork1_~_argptr.offset_4, thread1Thread1of1ForFork1_#in~_argptr.base=|v_thread1Thread1of1ForFork1_#in~_argptr.base_4|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_#t~post3, thread1Thread1of1ForFork1_#t~post4, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_#in~_argptr.offset, thread1Thread1of1ForFork1_~_argptr.base, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_~_argptr.offset, thread1Thread1of1ForFork1_#in~_argptr.base, thread1Thread1of1ForFork1_thidvar0]" "[222] $Ultimate##0-->L46: Formula: (and (= |v_thread1Thread1of1ForFork1_#in~_argptr.base_1| v_thread1Thread1of1ForFork1_~_argptr.base_1) (= |v_thread1Thread1of1ForFork1_#in~_argptr.offset_1| v_thread1Thread1of1ForFork1_~_argptr.offset_1)) InVars {thread1Thread1of1ForFork1_#in~_argptr.offset=|v_thread1Thread1of1ForFork1_#in~_argptr.offset_1|, thread1Thread1of1ForFork1_#in~_argptr.base=|v_thread1Thread1of1ForFork1_#in~_argptr.base_1|} OutVars{thread1Thread1of1ForFork1_#in~_argptr.offset=|v_thread1Thread1of1ForFork1_#in~_argptr.offset_1|, thread1Thread1of1ForFork1_~_argptr.base=v_thread1Thread1of1ForFork1_~_argptr.base_1, thread1Thread1of1ForFork1_~_argptr.offset=v_thread1Thread1of1ForFork1_~_argptr.offset_1, thread1Thread1of1ForFork1_#in~_argptr.base=|v_thread1Thread1of1ForFork1_#in~_argptr.base_1|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~_argptr.base, thread1Thread1of1ForFork1_~_argptr.offset]" [2025-04-26 16:38:27,105 INFO L754 eck$LassoCheckResult]: Loop: "[224] L46-->L41: Formula: (< v_~i1~0_1 (* 2 v_~N~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[]" "[226] L41-->L46: Formula: (and (= v_~pos~0_33 v_~pos~0_31) (= v_~i1~0_34 (+ v_~i1~0_36 2))) InVars {~i1~0=v_~i1~0_36, ~pos~0=v_~pos~0_33} OutVars{thread1Thread1of1ForFork1_#t~post3=|v_thread1Thread1of1ForFork1_#t~post3_1|, thread1Thread1of1ForFork1_#t~post4=|v_thread1Thread1of1ForFork1_#t~post4_1|, ~i1~0=v_~i1~0_34, ~pos~0=v_~pos~0_31, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_1|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_1|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_#t~post3, thread1Thread1of1ForFork1_#t~post4, ~i1~0, ~pos~0]" [2025-04-26 16:38:27,110 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:38:27,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1090200535, now seen corresponding path program 1 times [2025-04-26 16:38:27,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-26 16:38:27,117 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871127050] [2025-04-26 16:38:27,117 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-26 16:38:27,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-26 16:38:27,173 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-04-26 16:38:27,196 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-04-26 16:38:27,196 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:38:27,196 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:38:27,197 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-26 16:38:27,200 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-04-26 16:38:27,208 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-04-26 16:38:27,208 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:38:27,208 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:38:27,221 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-26 16:38:27,224 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:38:27,225 INFO L85 PathProgramCache]: Analyzing trace with hash 8131, now seen corresponding path program 1 times [2025-04-26 16:38:27,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-26 16:38:27,225 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041201508] [2025-04-26 16:38:27,225 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-26 16:38:27,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-26 16:38:27,229 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-04-26 16:38:27,232 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-04-26 16:38:27,232 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:38:27,232 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:38:27,232 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-26 16:38:27,233 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-04-26 16:38:27,236 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-04-26 16:38:27,236 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:38:27,236 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:38:27,237 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-26 16:38:27,238 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:38:27,238 INFO L85 PathProgramCache]: Analyzing trace with hash -289298919, now seen corresponding path program 1 times [2025-04-26 16:38:27,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-26 16:38:27,240 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818830514] [2025-04-26 16:38:27,241 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-26 16:38:27,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-26 16:38:27,247 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 45 statements into 1 equivalence classes. [2025-04-26 16:38:27,270 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 45 of 45 statements. [2025-04-26 16:38:27,270 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:38:27,270 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:38:27,270 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-26 16:38:27,276 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 45 statements into 1 equivalence classes. [2025-04-26 16:38:27,295 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 45 of 45 statements. [2025-04-26 16:38:27,295 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:38:27,295 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:38:27,301 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-26 16:38:27,348 INFO L206 LassoAnalysis]: Preferences: [2025-04-26 16:38:27,349 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-04-26 16:38:27,349 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-04-26 16:38:27,349 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-04-26 16:38:27,349 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2025-04-26 16:38:27,349 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:27,349 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-04-26 16:38:27,349 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-04-26 16:38:27,349 INFO L132 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_petrified1_Iteration1_Loop [2025-04-26 16:38:27,349 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-04-26 16:38:27,349 INFO L243 LassoAnalysis]: Starting lasso preprocessing... [2025-04-26 16:38:27,362 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:27,374 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:27,378 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:27,381 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:27,386 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:27,389 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:27,392 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:27,394 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:27,396 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:27,398 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:27,476 INFO L261 LassoAnalysis]: Preprocessing complete. [2025-04-26 16:38:27,476 INFO L367 LassoAnalysis]: Checking for nontermination... [2025-04-26 16:38:27,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:27,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:27,479 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:27,481 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2025-04-26 16:38:27,482 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-04-26 16:38:27,482 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-04-26 16:38:27,501 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2025-04-26 16:38:27,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:27,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:27,504 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:27,505 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2025-04-26 16:38:27,506 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2025-04-26 16:38:27,506 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-04-26 16:38:27,575 INFO L407 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2025-04-26 16:38:27,579 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2025-04-26 16:38:27,580 INFO L206 LassoAnalysis]: Preferences: [2025-04-26 16:38:27,580 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-04-26 16:38:27,580 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-04-26 16:38:27,580 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-04-26 16:38:27,580 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-04-26 16:38:27,580 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:27,580 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-04-26 16:38:27,580 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-04-26 16:38:27,580 INFO L132 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_petrified1_Iteration1_Loop [2025-04-26 16:38:27,580 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-04-26 16:38:27,580 INFO L243 LassoAnalysis]: Starting lasso preprocessing... [2025-04-26 16:38:27,582 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:27,603 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:27,606 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:27,609 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:27,612 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:27,616 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:27,619 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:27,622 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:27,624 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:27,626 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:27,684 INFO L261 LassoAnalysis]: Preprocessing complete. [2025-04-26 16:38:27,687 INFO L453 LassoAnalysis]: Using template 'affine'. [2025-04-26 16:38:27,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:27,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:27,690 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:27,691 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2025-04-26 16:38:27,692 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 [2025-04-26 16:38:27,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:38:27,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-04-26 16:38:27,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:38:27,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:38:27,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:38:27,708 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-04-26 16:38:27,708 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-04-26 16:38:27,711 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-04-26 16:38:27,714 INFO L436 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2025-04-26 16:38:27,714 INFO L437 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2025-04-26 16:38:27,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:27,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:27,717 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:27,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2025-04-26 16:38:27,719 INFO L436 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-04-26 16:38:27,722 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2025-04-26 16:38:27,722 INFO L439 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2025-04-26 16:38:27,722 INFO L476 LassoAnalysis]: Proved termination. [2025-04-26 16:38:27,723 INFO L478 LassoAnalysis]: Termination argument consisting of: Ranking function f(~i1~0, ~N~0) = -1*~i1~0 + 2*~N~0 Supporting invariants [] [2025-04-26 16:38:27,728 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2025-04-26 16:38:27,731 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2025-04-26 16:38:27,755 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:38:27,770 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-04-26 16:38:27,782 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-04-26 16:38:27,782 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:38:27,782 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-26 16:38:27,784 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-04-26 16:38:27,785 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-26 16:38:27,856 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-04-26 16:38:27,857 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-04-26 16:38:27,857 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:38:27,857 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-26 16:38:27,857 WARN L254 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-04-26 16:38:27,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-26 16:38:27,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-26 16:38:27,892 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 [2025-04-26 16:38:27,896 INFO L70 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 171 states, 169 states have (on average 1.4201183431952662) internal successors, (in total 240), 170 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (in total 0), 0 states have return successors, (0), 0 states have call predecessors, ( in total0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 15.0) internal successors, (in total 45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (in total 0), 0 states have return successors, (0), 0 states have call predecessors, ( in total0), 0 states have call successors, (0) [2025-04-26 16:38:27,993 INFO L74 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 171 states, 169 states have (on average 1.4201183431952662) internal successors, (in total 240), 170 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (in total 0), 0 states have return successors, (0), 0 states have call predecessors, ( in total0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 15.0) internal successors, (in total 45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (in total 0), 0 states have return successors, (0), 0 states have call predecessors, ( in total0), 0 states have call successors, (0) Result 456 states and 677 transitions. Complement of second has 7 states. [2025-04-26 16:38:27,995 INFO L140 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2025-04-26 16:38:27,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 15.0) internal successors, (in total 45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (in total 0), 0 states have return successors, (0), 0 states have call predecessors, ( in total0), 0 states have call successors, (0) [2025-04-26 16:38:28,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 150 transitions. [2025-04-26 16:38:28,002 INFO L85 BuchiAccepts]: Start buchiAccepts Operand 5 states and 150 transitions. Stem has 43 letters. Loop has 2 letters. [2025-04-26 16:38:28,004 INFO L117 BuchiAccepts]: Finished buchiAccepts. [2025-04-26 16:38:28,005 INFO L85 BuchiAccepts]: Start buchiAccepts Operand 5 states and 150 transitions. Stem has 45 letters. Loop has 2 letters. [2025-04-26 16:38:28,005 INFO L117 BuchiAccepts]: Finished buchiAccepts. [2025-04-26 16:38:28,005 INFO L85 BuchiAccepts]: Start buchiAccepts Operand 5 states and 150 transitions. Stem has 43 letters. Loop has 4 letters. [2025-04-26 16:38:28,005 INFO L117 BuchiAccepts]: Finished buchiAccepts. [2025-04-26 16:38:28,006 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 456 states and 677 transitions. [2025-04-26 16:38:28,017 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 14 [2025-04-26 16:38:28,023 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 456 states to 125 states and 170 transitions. [2025-04-26 16:38:28,024 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 77 [2025-04-26 16:38:28,024 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 95 [2025-04-26 16:38:28,025 INFO L74 IsDeterministic]: Start isDeterministic. Operand 125 states and 170 transitions. [2025-04-26 16:38:28,025 INFO L81 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-04-26 16:38:28,025 INFO L218 hiAutomatonCegarLoop]: Abstraction has 125 states and 170 transitions. [2025-04-26 16:38:28,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states and 170 transitions. [2025-04-26 16:38:28,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 119. [2025-04-26 16:38:28,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 119 states have (on average 1.3781512605042017) internal successors, (in total 164), 118 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (in total 0), 0 states have return successors, (0), 0 states have call predecessors, ( in total0), 0 states have call successors, (0) [2025-04-26 16:38:28,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 164 transitions. [2025-04-26 16:38:28,050 INFO L240 hiAutomatonCegarLoop]: Abstraction has 119 states and 164 transitions. [2025-04-26 16:38:28,050 INFO L438 stractBuchiCegarLoop]: Abstraction has 119 states and 164 transitions. [2025-04-26 16:38:28,050 INFO L340 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-04-26 16:38:28,050 INFO L73 BuchiIsEmpty]: Start buchiIsEmpty. Operand 119 states and 164 transitions. [2025-04-26 16:38:28,051 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 14 [2025-04-26 16:38:28,051 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-04-26 16:38:28,051 INFO L120 BuchiIsEmpty]: Starting construction of run [2025-04-26 16:38:28,052 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] [2025-04-26 16:38:28,052 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-04-26 16:38:28,055 INFO L752 eck$LassoCheckResult]: Stem: "[170] $Ultimate##0-->L-1: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[]" "[177] L-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[]" "[169] 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[]" "[191] 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[]" "[185] 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[]" "[154] 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[]" "[215] L21-4-->L37: Formula: (= v_~pos~0_9 0) InVars {} OutVars{~pos~0=v_~pos~0_9} AuxVars[] AssignedVars[~pos~0]" "[200] L37-->L37-1: Formula: (= v_~i1~0_7 0) InVars {} OutVars{~i1~0=v_~i1~0_7} AuxVars[] AssignedVars[~i1~0]" "[201] L37-1-->L37-2: Formula: (= v_~i2~0_7 0) InVars {} OutVars{~i2~0=v_~i2~0_7} AuxVars[] AssignedVars[~i2~0]" "[155] L37-2-->L-1-1: Formula: (= v_~N~0_5 0) InVars {} OutVars{~N~0=v_~N~0_5} AuxVars[] AssignedVars[~N~0]" "[202] L-1-1-->L-1-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1]" "[205] L-1-2-->L66: Formula: true InVars {} OutVars{ULTIMATE.start_main_~t1~0#1=|v_ULTIMATE.start_main_~t1~0#1_1|, 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~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#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_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_1|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_1|, ULTIMATE.start_main_~t2~0#1=|v_ULTIMATE.start_main_~t2~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~t1~0#1, ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre11#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet7#1, ULTIMATE.start_main_#t~nondet12#1, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_~t2~0#1]" "[173] L66-->L66-1: Formula: true InVars {} OutVars{ULTIMATE.start_main_~t1~0#1=|v_ULTIMATE.start_main_~t1~0#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~t1~0#1]" "[206] L66-1-->L69: Formula: true InVars {} OutVars{ULTIMATE.start_main_~t2~0#1=|v_ULTIMATE.start_main_~t2~0#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~t2~0#1]" "[149] L69-->L69-1: 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]" "[207] L69-1-->L69-2: 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]" "[174] L69-2-->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]" "[218] 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]" "[163] 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]" "[162] 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]" "[145] 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]" "[157] 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]" "[203] 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]" "[217] 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]" "[140] 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]" "[146] 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]" "[210] 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]" "[168] 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]" "[158] 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]" "[165] 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[]" "[197] L33-1-->L75-2: 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]" "[190] L75-2-->L76: Formula: true InVars {} OutVars{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]" "[219] L76-->L76-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_4| (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_4|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1]" "[188] L76-1-->L33-2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1]" "[159] L33-2-->L34-3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_5| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_7|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_5|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_7|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1]" "[152] L34-3-->L33-3: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_9| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_9|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_9|} AuxVars[] AssignedVars[]" "[216] L33-3-->L76-2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1]" "[198] L76-2-->L78: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1]" "[156] L78-->L78-1: 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]" "[160] L78-1-->L78-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks]" "[181] L78-2-->L78-3: Formula: (= |v_ULTIMATE.start_main_~t1~0#1_3| |v_ULTIMATE.start_main_#t~pre11#1_3|) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_3|} OutVars{ULTIMATE.start_main_~t1~0#1=|v_ULTIMATE.start_main_~t1~0#1_3|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~t1~0#1]" "[239] L78-3-->$Ultimate##0: Formula: (and (= |v_thread1Thread1of1ForFork1_#in~_argptr.base_4| 0) (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre11#1_7|) (= |v_thread1Thread1of1ForFork1_#in~_argptr.offset_4| 0) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_7|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_7|, thread1Thread1of1ForFork1_#t~post3=|v_thread1Thread1of1ForFork1_#t~post3_4|, thread1Thread1of1ForFork1_#t~post4=|v_thread1Thread1of1ForFork1_#t~post4_4|, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_#in~_argptr.offset=|v_thread1Thread1of1ForFork1_#in~_argptr.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_4|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, thread1Thread1of1ForFork1_~_argptr.base=v_thread1Thread1of1ForFork1_~_argptr.base_4, thread1Thread1of1ForFork1_~_argptr.offset=v_thread1Thread1of1ForFork1_~_argptr.offset_4, thread1Thread1of1ForFork1_#in~_argptr.base=|v_thread1Thread1of1ForFork1_#in~_argptr.base_4|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_#t~post3, thread1Thread1of1ForFork1_#t~post4, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_#in~_argptr.offset, thread1Thread1of1ForFork1_~_argptr.base, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_~_argptr.offset, thread1Thread1of1ForFork1_#in~_argptr.base, thread1Thread1of1ForFork1_thidvar0]" "[222] $Ultimate##0-->L46: Formula: (and (= |v_thread1Thread1of1ForFork1_#in~_argptr.base_1| v_thread1Thread1of1ForFork1_~_argptr.base_1) (= |v_thread1Thread1of1ForFork1_#in~_argptr.offset_1| v_thread1Thread1of1ForFork1_~_argptr.offset_1)) InVars {thread1Thread1of1ForFork1_#in~_argptr.offset=|v_thread1Thread1of1ForFork1_#in~_argptr.offset_1|, thread1Thread1of1ForFork1_#in~_argptr.base=|v_thread1Thread1of1ForFork1_#in~_argptr.base_1|} OutVars{thread1Thread1of1ForFork1_#in~_argptr.offset=|v_thread1Thread1of1ForFork1_#in~_argptr.offset_1|, thread1Thread1of1ForFork1_~_argptr.base=v_thread1Thread1of1ForFork1_~_argptr.base_1, thread1Thread1of1ForFork1_~_argptr.offset=v_thread1Thread1of1ForFork1_~_argptr.offset_1, thread1Thread1of1ForFork1_#in~_argptr.base=|v_thread1Thread1of1ForFork1_#in~_argptr.base_1|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~_argptr.base, thread1Thread1of1ForFork1_~_argptr.offset]" "[223] L46-->L49: Formula: (<= (* 2 v_~N~0_2) v_~i1~0_6) InVars {~i1~0=v_~i1~0_6, ~N~0=v_~N~0_2} OutVars{~i1~0=v_~i1~0_6, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[]" "[225] L49-->thread1FINAL: Formula: (and (= |v_thread1Thread1of1ForFork1_#res.base_1| 0) (= |v_thread1Thread1of1ForFork1_#res.offset_1| 0)) InVars {} OutVars{thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_1|, thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_1|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#res.offset]" "[227] thread1FINAL-->thread1EXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[]" "[178] L78-4-->L78-5: 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]" "[166] L78-5-->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]" "[196] 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]" "[186] 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]" "[175] L79-2-->L79-3: Formula: (= |v_ULTIMATE.start_main_~t2~0#1_3| |v_ULTIMATE.start_main_#t~pre13#1_3|) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_3|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_3|, ULTIMATE.start_main_~t2~0#1=|v_ULTIMATE.start_main_~t2~0#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~t2~0#1]" "[236] L79-3-->$Ultimate##0: Formula: (and (= |v_thread2Thread1of1ForFork0_#in~_argptr.base_4| 0) (= |v_thread2Thread1of1ForFork0_#in~_argptr.offset_4| 0) (= v_thread2Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_7|) (= v_thread2Thread1of1ForFork0_thidvar2_2 0) (= v_thread2Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_7|} OutVars{thread2Thread1of1ForFork0_#res.offset=|v_thread2Thread1of1ForFork0_#res.offset_4|, thread2Thread1of1ForFork0_#t~post6=|v_thread2Thread1of1ForFork0_#t~post6_4|, thread2Thread1of1ForFork0_#t~post5=|v_thread2Thread1of1ForFork0_#t~post5_4|, thread2Thread1of1ForFork0_#in~_argptr.offset=|v_thread2Thread1of1ForFork0_#in~_argptr.offset_4|, ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_7|, thread2Thread1of1ForFork0_~_argptr.base=v_thread2Thread1of1ForFork0_~_argptr.base_4, thread2Thread1of1ForFork0_#res.base=|v_thread2Thread1of1ForFork0_#res.base_4|, thread2Thread1of1ForFork0_thidvar2=v_thread2Thread1of1ForFork0_thidvar2_2, thread2Thread1of1ForFork0_#in~_argptr.base=|v_thread2Thread1of1ForFork0_#in~_argptr.base_4|, thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_2, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_2, thread2Thread1of1ForFork0_~_argptr.offset=v_thread2Thread1of1ForFork0_~_argptr.offset_4} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_#res.offset, thread2Thread1of1ForFork0_#t~post6, thread2Thread1of1ForFork0_#t~post5, thread2Thread1of1ForFork0_#in~_argptr.offset, thread2Thread1of1ForFork0_~_argptr.base, thread2Thread1of1ForFork0_#res.base, thread2Thread1of1ForFork0_thidvar2, thread2Thread1of1ForFork0_#in~_argptr.base, thread2Thread1of1ForFork0_thidvar1, thread2Thread1of1ForFork0_thidvar0, thread2Thread1of1ForFork0_~_argptr.offset]" "[228] $Ultimate##0-->L59: Formula: (and (= v_thread2Thread1of1ForFork0_~_argptr.offset_1 |v_thread2Thread1of1ForFork0_#in~_argptr.offset_1|) (= v_thread2Thread1of1ForFork0_~_argptr.base_1 |v_thread2Thread1of1ForFork0_#in~_argptr.base_1|)) InVars {thread2Thread1of1ForFork0_#in~_argptr.base=|v_thread2Thread1of1ForFork0_#in~_argptr.base_1|, thread2Thread1of1ForFork0_#in~_argptr.offset=|v_thread2Thread1of1ForFork0_#in~_argptr.offset_1|} OutVars{thread2Thread1of1ForFork0_#in~_argptr.base=|v_thread2Thread1of1ForFork0_#in~_argptr.base_1|, thread2Thread1of1ForFork0_#in~_argptr.offset=|v_thread2Thread1of1ForFork0_#in~_argptr.offset_1|, thread2Thread1of1ForFork0_~_argptr.offset=v_thread2Thread1of1ForFork0_~_argptr.offset_1, thread2Thread1of1ForFork0_~_argptr.base=v_thread2Thread1of1ForFork0_~_argptr.base_1} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_~_argptr.base, thread2Thread1of1ForFork0_~_argptr.offset]" [2025-04-26 16:38:28,056 INFO L754 eck$LassoCheckResult]: Loop: "[230] L59-->L54: Formula: (< v_~i2~0_3 (* 2 v_~N~0_4)) InVars {~i2~0=v_~i2~0_3, ~N~0=v_~N~0_4} OutVars{~i2~0=v_~i2~0_3, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[]" "[232] L54-->L59: Formula: (and (= v_~pos~0_63 v_~pos~0_61) (= (+ v_~i2~0_30 2) v_~i2~0_28)) InVars {~i2~0=v_~i2~0_30, ~pos~0=v_~pos~0_63} OutVars{thread2Thread1of1ForFork0_#t~post6=|v_thread2Thread1of1ForFork0_#t~post6_1|, thread2Thread1of1ForFork0_#t~post5=|v_thread2Thread1of1ForFork0_#t~post5_1|, ~i2~0=v_~i2~0_28, ~pos~0=v_~pos~0_61} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_#t~post6, thread2Thread1of1ForFork0_#t~post5, ~i2~0, ~pos~0]" [2025-04-26 16:38:28,057 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:38:28,057 INFO L85 PathProgramCache]: Analyzing trace with hash -83735757, now seen corresponding path program 1 times [2025-04-26 16:38:28,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-26 16:38:28,057 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553971280] [2025-04-26 16:38:28,057 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-26 16:38:28,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-26 16:38:28,066 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 53 statements into 1 equivalence classes. [2025-04-26 16:38:28,081 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 53 of 53 statements. [2025-04-26 16:38:28,082 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:38:28,082 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:38:28,082 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-26 16:38:28,088 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 53 statements into 1 equivalence classes. [2025-04-26 16:38:28,101 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 53 of 53 statements. [2025-04-26 16:38:28,101 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:38:28,101 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:38:28,110 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-26 16:38:28,112 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:38:28,113 INFO L85 PathProgramCache]: Analyzing trace with hash 8323, now seen corresponding path program 1 times [2025-04-26 16:38:28,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-26 16:38:28,113 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268068050] [2025-04-26 16:38:28,113 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-26 16:38:28,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-26 16:38:28,116 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-04-26 16:38:28,120 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-04-26 16:38:28,121 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:38:28,121 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:38:28,121 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-26 16:38:28,122 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-04-26 16:38:28,122 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-04-26 16:38:28,122 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:38:28,123 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:38:28,123 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-26 16:38:28,124 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:38:28,124 INFO L85 PathProgramCache]: Analyzing trace with hash 1134323509, now seen corresponding path program 1 times [2025-04-26 16:38:28,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-26 16:38:28,124 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207288279] [2025-04-26 16:38:28,124 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-26 16:38:28,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-26 16:38:28,130 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 55 statements into 1 equivalence classes. [2025-04-26 16:38:28,140 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 55 of 55 statements. [2025-04-26 16:38:28,140 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:38:28,140 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-26 16:38:28,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-26 16:38:28,445 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-26 16:38:28,445 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207288279] [2025-04-26 16:38:28,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207288279] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-26 16:38:28,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-26 16:38:28,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-04-26 16:38:28,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745332221] [2025-04-26 16:38:28,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-26 16:38:28,467 INFO L206 LassoAnalysis]: Preferences: [2025-04-26 16:38:28,467 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-04-26 16:38:28,467 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-04-26 16:38:28,467 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-04-26 16:38:28,467 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2025-04-26 16:38:28,467 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:28,467 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-04-26 16:38:28,467 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-04-26 16:38:28,467 INFO L132 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_petrified1_Iteration2_Loop [2025-04-26 16:38:28,467 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-04-26 16:38:28,467 INFO L243 LassoAnalysis]: Starting lasso preprocessing... [2025-04-26 16:38:28,468 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:28,471 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:28,473 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:28,475 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:28,477 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:28,479 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:28,482 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:28,484 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:28,560 INFO L261 LassoAnalysis]: Preprocessing complete. [2025-04-26 16:38:28,560 INFO L367 LassoAnalysis]: Checking for nontermination... [2025-04-26 16:38:28,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:28,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:28,564 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:28,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2025-04-26 16:38:28,566 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-04-26 16:38:28,566 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-04-26 16:38:28,579 INFO L400 LassoAnalysis]: Proved nontermination for one component. [2025-04-26 16:38:28,579 INFO L403 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork0_#t~post6=0} Honda state: {thread2Thread1of1ForFork0_#t~post6=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-04-26 16:38:28,585 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2025-04-26 16:38:28,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:28,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:28,588 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:28,591 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2025-04-26 16:38:28,591 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-04-26 16:38:28,592 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-04-26 16:38:28,603 INFO L400 LassoAnalysis]: Proved nontermination for one component. [2025-04-26 16:38:28,603 INFO L403 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork0_#t~post5=0} Honda state: {thread2Thread1of1ForFork0_#t~post5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-04-26 16:38:28,608 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2025-04-26 16:38:28,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:28,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:28,611 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:28,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2025-04-26 16:38:28,614 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-04-26 16:38:28,614 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-04-26 16:38:28,633 INFO L400 LassoAnalysis]: Proved nontermination for one component. [2025-04-26 16:38:28,633 INFO L403 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_3=1} Honda state: {v_rep#funAddr~thread2.offset_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-04-26 16:38:28,639 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2025-04-26 16:38:28,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:28,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:28,641 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:28,642 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2025-04-26 16:38:28,643 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-04-26 16:38:28,644 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-04-26 16:38:28,662 INFO L400 LassoAnalysis]: Proved nontermination for one component. [2025-04-26 16:38:28,662 INFO L403 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: [] [2025-04-26 16:38:28,667 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2025-04-26 16:38:28,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:28,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:28,669 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:28,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2025-04-26 16:38:28,671 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-04-26 16:38:28,671 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-04-26 16:38:28,688 INFO L400 LassoAnalysis]: Proved nontermination for one component. [2025-04-26 16:38:28,689 INFO L403 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: [] [2025-04-26 16:38:28,694 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2025-04-26 16:38:28,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:28,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:28,697 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:28,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2025-04-26 16:38:28,698 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-04-26 16:38:28,698 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-04-26 16:38:28,709 INFO L400 LassoAnalysis]: Proved nontermination for one component. [2025-04-26 16:38:28,709 INFO L403 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~pos~0=0} Honda state: {~pos~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-04-26 16:38:28,715 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2025-04-26 16:38:28,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:28,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:28,717 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:28,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2025-04-26 16:38:28,721 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-04-26 16:38:28,721 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-04-26 16:38:28,739 INFO L400 LassoAnalysis]: Proved nontermination for one component. [2025-04-26 16:38:28,739 INFO L403 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_3=0} Honda state: {v_rep#funAddr~thread1.offset_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-04-26 16:38:28,744 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2025-04-26 16:38:28,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:28,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:28,746 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:28,748 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2025-04-26 16:38:28,750 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-04-26 16:38:28,750 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-04-26 16:38:28,767 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2025-04-26 16:38:28,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:28,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:28,769 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:28,771 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2025-04-26 16:38:28,772 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2025-04-26 16:38:28,772 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-04-26 16:38:28,847 INFO L407 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2025-04-26 16:38:28,851 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2025-04-26 16:38:28,852 INFO L206 LassoAnalysis]: Preferences: [2025-04-26 16:38:28,852 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-04-26 16:38:28,852 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-04-26 16:38:28,852 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-04-26 16:38:28,852 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-04-26 16:38:28,852 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:28,852 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-04-26 16:38:28,852 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-04-26 16:38:28,852 INFO L132 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_petrified1_Iteration2_Loop [2025-04-26 16:38:28,852 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-04-26 16:38:28,852 INFO L243 LassoAnalysis]: Starting lasso preprocessing... [2025-04-26 16:38:28,853 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:28,858 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:28,860 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:28,862 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:28,865 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:28,867 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:28,869 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:28,874 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:38:28,928 INFO L261 LassoAnalysis]: Preprocessing complete. [2025-04-26 16:38:28,928 INFO L453 LassoAnalysis]: Using template 'affine'. [2025-04-26 16:38:28,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:28,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:28,931 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:28,931 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2025-04-26 16:38:28,933 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 [2025-04-26 16:38:28,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:38:28,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-04-26 16:38:28,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:38:28,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:38:28,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:38:28,944 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-04-26 16:38:28,944 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-04-26 16:38:28,946 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:38:28,951 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2025-04-26 16:38:28,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:28,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:28,954 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:28,956 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2025-04-26 16:38:28,956 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 [2025-04-26 16:38:28,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:38:28,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-04-26 16:38:28,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:38:28,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:38:28,966 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:38:28,967 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-04-26 16:38:28,967 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-04-26 16:38:28,968 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:38:28,973 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2025-04-26 16:38:28,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:28,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:28,975 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:28,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2025-04-26 16:38:28,977 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 [2025-04-26 16:38:28,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:38:28,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:38:28,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:38:28,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:38:28,992 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:38:28,992 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:38:28,995 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:38:29,000 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2025-04-26 16:38:29,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:29,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:29,003 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:29,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2025-04-26 16:38:29,005 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 [2025-04-26 16:38:29,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:38:29,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:38:29,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:38:29,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:38:29,016 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:38:29,016 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:38:29,019 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:38:29,025 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2025-04-26 16:38:29,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:29,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:29,027 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:29,029 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2025-04-26 16:38:29,030 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 [2025-04-26 16:38:29,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:38:29,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:38:29,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:38:29,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:38:29,043 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:38:29,043 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:38:29,047 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:38:29,053 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2025-04-26 16:38:29,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:29,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:29,055 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:29,057 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2025-04-26 16:38:29,058 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 [2025-04-26 16:38:29,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:38:29,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-04-26 16:38:29,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:38:29,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:38:29,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:38:29,070 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-04-26 16:38:29,070 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-04-26 16:38:29,071 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:38:29,077 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2025-04-26 16:38:29,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:29,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:29,079 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:29,080 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2025-04-26 16:38:29,081 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 [2025-04-26 16:38:29,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:38:29,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-04-26 16:38:29,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:38:29,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:38:29,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:38:29,092 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-04-26 16:38:29,092 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-04-26 16:38:29,094 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-04-26 16:38:29,096 INFO L436 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2025-04-26 16:38:29,096 INFO L437 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2025-04-26 16:38:29,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:38:29,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:38:29,098 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:38:29,098 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2025-04-26 16:38:29,099 INFO L436 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-04-26 16:38:29,102 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2025-04-26 16:38:29,102 INFO L439 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2025-04-26 16:38:29,102 INFO L476 LassoAnalysis]: Proved termination. [2025-04-26 16:38:29,102 INFO L478 LassoAnalysis]: Termination argument consisting of: Ranking function f(~i2~0, ~N~0) = -1*~i2~0 + 2*~N~0 Supporting invariants [] [2025-04-26 16:38:29,107 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2025-04-26 16:38:29,109 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2025-04-26 16:38:29,119 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:38:29,128 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 53 statements into 1 equivalence classes. [2025-04-26 16:38:29,138 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 53 of 53 statements. [2025-04-26 16:38:29,139 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:38:29,139 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-26 16:38:29,139 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-04-26 16:38:29,140 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-26 16:38:29,210 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-04-26 16:38:29,212 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-04-26 16:38:29,212 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:38:29,212 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-26 16:38:29,212 WARN L254 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-04-26 16:38:29,212 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-26 16:38:29,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-26 16:38:29,223 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 [2025-04-26 16:38:29,224 INFO L70 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 119 states and 164 transitions. cyclomatic complexity: 61 Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (in total 55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (in total 0), 0 states have return successors, (0), 0 states have call predecessors, ( in total0), 0 states have call successors, (0) [2025-04-26 16:38:29,279 INFO L74 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 119 states and 164 transitions. cyclomatic complexity: 61. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (in total 55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (in total 0), 0 states have return successors, (0), 0 states have call predecessors, ( in total0), 0 states have call successors, (0) Result 177 states and 257 transitions. Complement of second has 6 states. [2025-04-26 16:38:29,280 INFO L140 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2025-04-26 16:38:29,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (in total 55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (in total 0), 0 states have return successors, (0), 0 states have call predecessors, ( in total0), 0 states have call successors, (0) [2025-04-26 16:38:29,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 78 transitions. [2025-04-26 16:38:29,280 INFO L85 BuchiAccepts]: Start buchiAccepts Operand 4 states and 78 transitions. Stem has 53 letters. Loop has 2 letters. [2025-04-26 16:38:29,281 INFO L117 BuchiAccepts]: Finished buchiAccepts. [2025-04-26 16:38:29,281 INFO L85 BuchiAccepts]: Start buchiAccepts Operand 4 states and 78 transitions. Stem has 55 letters. Loop has 2 letters. [2025-04-26 16:38:29,281 INFO L117 BuchiAccepts]: Finished buchiAccepts. [2025-04-26 16:38:29,281 INFO L85 BuchiAccepts]: Start buchiAccepts Operand 4 states and 78 transitions. Stem has 53 letters. Loop has 4 letters. [2025-04-26 16:38:29,281 INFO L117 BuchiAccepts]: Finished buchiAccepts. [2025-04-26 16:38:29,281 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 177 states and 257 transitions. [2025-04-26 16:38:29,282 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-04-26 16:38:29,282 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 177 states to 0 states and 0 transitions. [2025-04-26 16:38:29,282 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-04-26 16:38:29,282 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-04-26 16:38:29,282 INFO L74 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-04-26 16:38:29,282 INFO L81 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-04-26 16:38:29,282 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-04-26 16:38:29,282 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-04-26 16:38:29,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-26 16:38:29,283 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-04-26 16:38:29,286 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-04-26 16:38:29,286 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, (in total 55), 6 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (in total 0), 0 states have return successors, (0), 0 states have call predecessors, ( in total0), 0 states have call successors, (0) [2025-04-26 16:38:29,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-04-26 16:38:29,288 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2025-04-26 16:38:29,288 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2025-04-26 16:38:29,288 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-04-26 16:38:29,288 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2025-04-26 16:38:29,288 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-04-26 16:38:29,288 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-04-26 16:38:29,288 INFO L74 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-04-26 16:38:29,288 INFO L81 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-04-26 16:38:29,288 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-04-26 16:38:29,289 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-04-26 16:38:29,289 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-26 16:38:29,290 INFO L438 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-04-26 16:38:29,290 INFO L340 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-04-26 16:38:29,290 INFO L73 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-04-26 16:38:29,290 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-04-26 16:38:29,290 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-04-26 16:38:29,299 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2025-04-26 16:38:29,300 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 26.04 04:38:29 BoogieIcfgContainer [2025-04-26 16:38:29,300 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-04-26 16:38:29,301 INFO L158 Benchmark]: Toolchain (without parser) took 3056.47ms. Allocated memory is still 155.2MB. Free memory was 108.1MB in the beginning and 74.8MB in the end (delta: 33.2MB). Peak memory consumption was 32.7MB. Max. memory is 8.0GB. [2025-04-26 16:38:29,301 INFO L158 Benchmark]: CDTParser took 0.86ms. Allocated memory is still 159.4MB. Free memory is still 89.0MB. There was no memory consumed. Max. memory is 8.0GB. [2025-04-26 16:38:29,301 INFO L158 Benchmark]: CACSL2BoogieTranslator took 226.28ms. Allocated memory is still 155.2MB. Free memory was 108.1MB in the beginning and 94.2MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2025-04-26 16:38:29,301 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.29ms. Allocated memory is still 155.2MB. Free memory was 94.2MB in the beginning and 93.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 8.0GB. [2025-04-26 16:38:29,301 INFO L158 Benchmark]: Boogie Preprocessor took 28.74ms. Allocated memory is still 155.2MB. Free memory was 93.1MB in the beginning and 92.2MB in the end (delta: 915.6kB). There was no memory consumed. Max. memory is 8.0GB. [2025-04-26 16:38:29,302 INFO L158 Benchmark]: RCFGBuilder took 264.31ms. Allocated memory is still 155.2MB. Free memory was 92.2MB in the beginning and 76.3MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2025-04-26 16:38:29,302 INFO L158 Benchmark]: BuchiAutomizer took 2508.30ms. Allocated memory is still 155.2MB. Free memory was 76.3MB in the beginning and 74.8MB in the end (delta: 1.5MB). Peak memory consumption was 3.3MB. Max. memory is 8.0GB. [2025-04-26 16:38:29,302 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86ms. Allocated memory is still 159.4MB. Free memory is still 89.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 226.28ms. Allocated memory is still 155.2MB. Free memory was 108.1MB in the beginning and 94.2MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 25.29ms. Allocated memory is still 155.2MB. Free memory was 94.2MB in the beginning and 93.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 28.74ms. Allocated memory is still 155.2MB. Free memory was 93.1MB in the beginning and 92.2MB in the end (delta: 915.6kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 264.31ms. Allocated memory is still 155.2MB. Free memory was 92.2MB in the beginning and 76.3MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * BuchiAutomizer took 2508.30ms. Allocated memory is still 155.2MB. Free memory was 76.3MB in the beginning and 74.8MB in the end (delta: 1.5MB). Peak memory consumption was 3.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.4s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 1.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 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 [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 156 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 154 mSDsluCounter, 182 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 55 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 54 IncrementalHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 127 mSDtfsCounter, 54 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT1 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital17 mio100 ax288 hnf100 lsp28 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq142 hnf94 smp100 dnf100 smp100 tf110 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 21ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s InitialAbstractionConstructionTime: 0.1s InitialAbstraction: Time to compute Ample Reduction [ms]: 181, Number of transitions in reduction automaton: 240, Number of states in reduction automaton: 171, Underlying: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long long) 2 * N) + ((long long) -1 * i1)) and consists of 5 locations. One deterministic module has affine ranking function (((long long) 2 * N) + ((long long) -1 * i2)) and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 6 locations. - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2025-04-26 16:38:29,317 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...