/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.fairness.type.for.concurrent.programs NONE -i ../../../trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.me.fairness-a3464b2-m [2023-08-18 16:48:36,405 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-08-18 16:48:36,468 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2023-08-18 16:48:36,490 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-18 16:48:36,491 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-18 16:48:36,491 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-18 16:48:36,492 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-18 16:48:36,492 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-08-18 16:48:36,493 INFO L137 SettingsManager]: * Use SBE=true [2023-08-18 16:48:36,495 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-08-18 16:48:36,496 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-08-18 16:48:36,496 INFO L137 SettingsManager]: * Use old map elimination=false [2023-08-18 16:48:36,496 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-08-18 16:48:36,497 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-08-18 16:48:36,497 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-08-18 16:48:36,497 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-18 16:48:36,497 INFO L137 SettingsManager]: * sizeof long=4 [2023-08-18 16:48:36,497 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-18 16:48:36,497 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-18 16:48:36,498 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-08-18 16:48:36,498 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-08-18 16:48:36,499 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-08-18 16:48:36,499 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-08-18 16:48:36,499 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-08-18 16:48:36,499 INFO L137 SettingsManager]: * sizeof long double=12 [2023-08-18 16:48:36,499 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-08-18 16:48:36,499 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-08-18 16:48:36,500 INFO L137 SettingsManager]: * Use constant arrays=true [2023-08-18 16:48:36,500 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-08-18 16:48:36,500 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-18 16:48:36,501 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-18 16:48:36,501 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-18 16:48:36,501 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-18 16:48:36,501 INFO L137 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-08-18 16:48:36,502 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-08-18 16:48:36,502 INFO L137 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Fairness type for concurrent programs -> NONE [2023-08-18 16:48:36,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-18 16:48:36,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-18 16:48:36,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-18 16:48:36,700 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-18 16:48:36,701 INFO L274 PluginConnector]: CDTParser initialized [2023-08-18 16:48:36,702 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c [2023-08-18 16:48:37,790 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-18 16:48:37,920 INFO L384 CDTParser]: Found 1 translation units. [2023-08-18 16:48:37,921 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c [2023-08-18 16:48:37,926 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61187e64a/5a51161f1fa048efb5254ea8a58471d3/FLAG2fdfb9f69 [2023-08-18 16:48:37,936 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61187e64a/5a51161f1fa048efb5254ea8a58471d3 [2023-08-18 16:48:37,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-18 16:48:37,939 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-18 16:48:37,940 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-18 16:48:37,940 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-18 16:48:37,943 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-18 16:48:37,943 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 04:48:37" (1/1) ... [2023-08-18 16:48:37,944 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@503da50c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:48:37, skipping insertion in model container [2023-08-18 16:48:37,944 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 04:48:37" (1/1) ... [2023-08-18 16:48:37,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-18 16:48:37,959 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-18 16:48:38,078 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c[2476,2489] [2023-08-18 16:48:38,079 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-18 16:48:38,087 INFO L203 MainTranslator]: Completed pre-run [2023-08-18 16:48:38,102 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c[2476,2489] [2023-08-18 16:48:38,102 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-18 16:48:38,108 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-18 16:48:38,108 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-18 16:48:38,113 INFO L208 MainTranslator]: Completed translation [2023-08-18 16:48:38,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:48:38 WrapperNode [2023-08-18 16:48:38,113 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-18 16:48:38,114 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-18 16:48:38,114 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-18 16:48:38,114 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-18 16:48:38,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:48:38" (1/1) ... [2023-08-18 16:48:38,124 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:48:38" (1/1) ... [2023-08-18 16:48:38,145 INFO L138 Inliner]: procedures = 23, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 116 [2023-08-18 16:48:38,146 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-18 16:48:38,146 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-18 16:48:38,146 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-18 16:48:38,146 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-18 16:48:38,153 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:48:38" (1/1) ... [2023-08-18 16:48:38,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:48:38" (1/1) ... [2023-08-18 16:48:38,155 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:48:38" (1/1) ... [2023-08-18 16:48:38,155 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:48:38" (1/1) ... [2023-08-18 16:48:38,158 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:48:38" (1/1) ... [2023-08-18 16:48:38,161 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:48:38" (1/1) ... [2023-08-18 16:48:38,162 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:48:38" (1/1) ... [2023-08-18 16:48:38,163 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:48:38" (1/1) ... [2023-08-18 16:48:38,165 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-18 16:48:38,166 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-18 16:48:38,166 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-18 16:48:38,166 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-18 16:48:38,166 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:48:38" (1/1) ... [2023-08-18 16:48:38,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:38,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:48:38,191 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:48:38,192 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-08-18 16:48:38,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-18 16:48:38,214 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-18 16:48:38,214 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-18 16:48:38,214 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-18 16:48:38,214 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-18 16:48:38,214 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-18 16:48:38,215 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-18 16:48:38,215 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-18 16:48:38,215 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-18 16:48:38,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-18 16:48:38,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-18 16:48:38,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-18 16:48:38,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-18 16:48:38,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-18 16:48:38,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-18 16:48:38,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-18 16:48:38,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-18 16:48:38,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-18 16:48:38,216 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-18 16:48:38,303 INFO L236 CfgBuilder]: Building ICFG [2023-08-18 16:48:38,305 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-18 16:48:38,470 INFO L277 CfgBuilder]: Performing block encoding [2023-08-18 16:48:38,498 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-18 16:48:38,498 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-18 16:48:38,500 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 04:48:38 BoogieIcfgContainer [2023-08-18 16:48:38,500 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-18 16:48:38,501 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-08-18 16:48:38,501 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-08-18 16:48:38,503 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-08-18 16:48:38,504 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-08-18 16:48:38,504 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.08 04:48:37" (1/3) ... [2023-08-18 16:48:38,505 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@f490716 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.08 04:48:38, skipping insertion in model container [2023-08-18 16:48:38,505 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-08-18 16:48:38,505 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:48:38" (2/3) ... [2023-08-18 16:48:38,505 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@f490716 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.08 04:48:38, skipping insertion in model container [2023-08-18 16:48:38,505 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-08-18 16:48:38,505 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 04:48:38" (3/3) ... [2023-08-18 16:48:38,506 INFO L332 chiAutomizerObserver]: Analyzing ICFG popl20-counter-determinism.wvr.c [2023-08-18 16:48:38,593 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-18 16:48:38,619 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 121 places, 121 transitions, 274 flow [2023-08-18 16:48:38,652 INFO L124 PetriNetUnfolderBase]: 9/113 cut-off events. [2023-08-18 16:48:38,652 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-08-18 16:48:38,657 INFO L83 FinitePrefix]: Finished finitePrefix Result has 130 conditions, 113 events. 9/113 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 92 event pairs, 0 based on Foata normal form. 0/104 useless extension candidates. Maximal degree in co-relation 76. Up to 2 conditions per place. [2023-08-18 16:48:38,657 INFO L82 GeneralOperation]: Start removeDead. Operand has 121 places, 121 transitions, 274 flow [2023-08-18 16:48:38,662 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 117 places, 113 transitions, 250 flow [2023-08-18 16:48:38,671 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-08-18 16:48:38,671 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-08-18 16:48:38,671 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-08-18 16:48:38,671 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-08-18 16:48:38,671 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-08-18 16:48:38,671 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-08-18 16:48:38,671 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-08-18 16:48:38,671 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-08-18 16:48:38,672 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2023-08-18 16:48:40,978 INFO L131 ngComponentsAnalysis]: Automaton has 2115 accepting balls. 31835 [2023-08-18 16:48:40,978 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-08-18 16:48:40,978 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-08-18 16:48:40,984 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] [2023-08-18 16:48:40,985 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-08-18 16:48:40,985 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-08-18 16:48:40,985 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 33656 states, but on-demand construction may add more states [2023-08-18 16:48:41,737 INFO L131 ngComponentsAnalysis]: Automaton has 2115 accepting balls. 31835 [2023-08-18 16:48:41,737 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-08-18 16:48:41,737 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-08-18 16:48:41,739 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] [2023-08-18 16:48:41,739 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-08-18 16:48:41,743 INFO L748 eck$LassoCheckResult]: Stem: 124#[$Ultimate##0]don't care [227] $Ultimate##0-->L-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] 127#[L-1]don't care [238] L-1-->L-1-1: Formula: (= (select |v_#valid_16| 0) 0) InVars {#valid=|v_#valid_16|} OutVars{#valid=|v_#valid_16|} AuxVars[] AssignedVars[] 129#[L-1-1]don't care [307] L-1-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 131#[L21]don't care [280] L21-->L21-1: Formula: (and (= (select |v_#valid_17| 1) 1) (= (select |v_#length_8| 1) 2)) InVars {#length=|v_#length_8|, #valid=|v_#valid_17|} OutVars{#length=|v_#length_8|, #valid=|v_#valid_17|} AuxVars[] AssignedVars[] 133#[L21-1]don't care [298] L21-1-->L21-2: Formula: (= (select (select |v_#memory_int_11| 1) 0) 48) InVars {#memory_int=|v_#memory_int_11|} OutVars{#memory_int=|v_#memory_int_11|} AuxVars[] AssignedVars[] 135#[L21-2]don't care [240] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_12| 1) 1) 0) InVars {#memory_int=|v_#memory_int_12|} OutVars{#memory_int=|v_#memory_int_12|} AuxVars[] AssignedVars[] 137#[L21-3]don't care [274] L21-3-->L21-4: Formula: (and (= (select |v_#valid_18| 2) 1) (= (select |v_#length_9| 2) 33)) InVars {#length=|v_#length_9|, #valid=|v_#valid_18|} OutVars{#length=|v_#length_9|, #valid=|v_#valid_18|} AuxVars[] AssignedVars[] 139#[L21-4]don't care [257] L21-4-->L38: Formula: (= v_~N~0_9 0) InVars {} OutVars{~N~0=v_~N~0_9} AuxVars[] AssignedVars[~N~0] 141#[L38]don't care [258] L38-->L38-1: Formula: (= v_~counter1~0_7 0) InVars {} OutVars{~counter1~0=v_~counter1~0_7} AuxVars[] AssignedVars[~counter1~0] 143#[L38-1]don't care [275] L38-1-->L-1-2: Formula: (= v_~counter2~0_7 0) InVars {} OutVars{~counter2~0=v_~counter2~0_7} AuxVars[] AssignedVars[~counter2~0] 145#[L-1-2]don't care [309] L-1-2-->L-1-3: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 147#[L-1-3]don't care [311] L-1-3-->L83: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_5|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_5|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_3|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_5|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_4|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_4|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_3|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_3|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_4|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_2|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_2|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_2|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_4|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_5|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_2|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_5|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, ULTIMATE.start_main_#t~nondet13#1, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet15#1, ULTIMATE.start_main_~#t2~0#1.base] 149#[L83]don't care [219] L83-->L83-1: Formula: (and (= (select |v_#valid_20| |v_ULTIMATE.start_main_~#t1~0#1.base_5|) 0) (= (store |v_#length_11| |v_ULTIMATE.start_main_~#t1~0#1.base_5| 4) |v_#length_10|) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t1~0#1.base_5|) (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_5| 0)) (= |v_#valid_19| (store |v_#valid_20| |v_ULTIMATE.start_main_~#t1~0#1.base_5| 1)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_5| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_11|, #valid=|v_#valid_20|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_10|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_5|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_5|, #valid=|v_#valid_19|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] 151#[L83-1]don't care [260] L83-1-->L83-2: Formula: (and (= (select |v_#valid_22| |v_ULTIMATE.start_main_~#t2~0#1.base_6|) 0) (= (store |v_#valid_22| |v_ULTIMATE.start_main_~#t2~0#1.base_6| 1) |v_#valid_21|) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_6| 0)) (= (store |v_#length_13| |v_ULTIMATE.start_main_~#t2~0#1.base_6| 4) |v_#length_12|) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2~0#1.base_6|) (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_6|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_13|, #valid=|v_#valid_22|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_12|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_6|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_6|, #valid=|v_#valid_21|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] 153#[L83-2]don't care [292] L83-2-->L83-3: Formula: (and (= (select |v_#valid_24| |v_ULTIMATE.start_main_~#t3~0#1.base_6|) 0) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_6| 0) (= (store |v_#valid_24| |v_ULTIMATE.start_main_~#t3~0#1.base_6| 1) |v_#valid_23|) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t3~0#1.base_6|) (= (store |v_#length_15| |v_ULTIMATE.start_main_~#t3~0#1.base_6| 4) |v_#length_14|) (not (= |v_ULTIMATE.start_main_~#t3~0#1.base_6| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_15|, #valid=|v_#valid_24|} OutVars{ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_6|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_14|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_6|, #valid=|v_#valid_23|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t3~0#1.offset, #valid, ULTIMATE.start_main_~#t3~0#1.base, #length] 155#[L83-3]don't care [297] L83-3-->L83-4: Formula: (and (= (store |v_#valid_26| |v_ULTIMATE.start_main_~#t4~0#1.base_6| 1) |v_#valid_25|) (= (store |v_#length_17| |v_ULTIMATE.start_main_~#t4~0#1.base_6| 4) |v_#length_16|) (= (select |v_#valid_26| |v_ULTIMATE.start_main_~#t4~0#1.base_6|) 0) (< |v_#StackHeapBarrier_5| |v_ULTIMATE.start_main_~#t4~0#1.base_6|) (= |v_ULTIMATE.start_main_~#t4~0#1.offset_6| 0) (not (= |v_ULTIMATE.start_main_~#t4~0#1.base_6| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_17|, #valid=|v_#valid_26|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_16|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_6|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_6|, #valid=|v_#valid_25|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t4~0#1.base] 157#[L83-4]don't care [259] L83-4-->L85: 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] 159#[L85]don't care [235] L85-->L85-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet9#1_3| v_~N~0_10) 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|, ~N~0=v_~N~0_10} AuxVars[] AssignedVars[~N~0] 161#[L85-1]don't care [248] L85-1-->L88: 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] 163#[L88]don't care [277] L88-->L88-1: Formula: (= |v_#pthreadsForks_10| |v_ULTIMATE.start_main_#t~pre10#1_3|) InVars {#pthreadsForks=|v_#pthreadsForks_10|} OutVars{#pthreadsForks=|v_#pthreadsForks_10|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre10#1] 165#[L88-1]don't care [296] L88-1-->L88-2: Formula: (= (+ |v_#pthreadsForks_12| 1) |v_#pthreadsForks_11|) InVars {#pthreadsForks=|v_#pthreadsForks_12|} OutVars{#pthreadsForks=|v_#pthreadsForks_11|} AuxVars[] AssignedVars[#pthreadsForks] 167#[L88-2]don't care [216] L88-2-->L88-3: Formula: (and (= (select |v_#valid_27| |v_ULTIMATE.start_main_~#t1~0#1.base_6|) 1) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_6|) (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_6| 4) (select |v_#length_18| |v_ULTIMATE.start_main_~#t1~0#1.base_6|)) (= (store |v_#memory_int_14| |v_ULTIMATE.start_main_~#t1~0#1.base_6| (store (select |v_#memory_int_14| |v_ULTIMATE.start_main_~#t1~0#1.base_6|) |v_ULTIMATE.start_main_~#t1~0#1.offset_6| |v_ULTIMATE.start_main_#t~pre10#1_4|)) |v_#memory_int_13|)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_4|, #valid=|v_#valid_27|, #memory_int=|v_#memory_int_14|, #length=|v_#length_18|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_6|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_6|} OutVars{ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_4|, #valid=|v_#valid_27|, #memory_int=|v_#memory_int_13|, #length=|v_#length_18|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_6|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_6|} AuxVars[] AssignedVars[#memory_int] 169#[L88-3]don't care [367] L88-3-->$Ultimate##0: Formula: (and (= v_thread1Thread1of1ForFork3_thidvar1_2 0) (= v_thread1Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork3_#res.base=|v_thread1Thread1of1ForFork3_#res.base_4|, thread1Thread1of1ForFork3_thidvar0=v_thread1Thread1of1ForFork3_thidvar0_2, thread1Thread1of1ForFork3_#res.offset=|v_thread1Thread1of1ForFork3_#res.offset_4|, thread1Thread1of1ForFork3_thidvar1=v_thread1Thread1of1ForFork3_thidvar1_2, thread1Thread1of1ForFork3_~i~0=v_thread1Thread1of1ForFork3_~i~0_12, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork3_#t~post1=|v_thread1Thread1of1ForFork3_#t~post1_8|, thread1Thread1of1ForFork3_#t~post2=|v_thread1Thread1of1ForFork3_#t~post2_4|} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_#res.base, thread1Thread1of1ForFork3_thidvar0, thread1Thread1of1ForFork3_#res.offset, thread1Thread1of1ForFork3_thidvar1, thread1Thread1of1ForFork3_~i~0, thread1Thread1of1ForFork3_#t~post1, thread1Thread1of1ForFork3_#t~post2] 171#[L88-4, $Ultimate##0]don't care [316] $Ultimate##0-->L41-4: Formula: (= v_thread1Thread1of1ForFork3_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork3_~i~0=v_thread1Thread1of1ForFork3_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_~i~0] 175#[L88-4, L41-4]don't care [2023-08-18 16:48:41,744 INFO L750 eck$LassoCheckResult]: Loop: 175#[L88-4, L41-4]don't care [317] L41-4-->L42: Formula: (< v_thread1Thread1of1ForFork3_~i~0_3 v_~N~0_2) InVars {thread1Thread1of1ForFork3_~i~0=v_thread1Thread1of1ForFork3_~i~0_3, ~N~0=v_~N~0_2} OutVars{thread1Thread1of1ForFork3_~i~0=v_thread1Thread1of1ForFork3_~i~0_3, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[] 181#[L88-4, L42]don't care [320] L42-->L44: Formula: (= (+ v_~counter1~0_13 1) v_~counter1~0_12) InVars {~counter1~0=v_~counter1~0_13} OutVars{thread1Thread1of1ForFork3_#t~post2=|v_thread1Thread1of1ForFork3_#t~post2_1|, ~counter1~0=v_~counter1~0_12} AuxVars[] AssignedVars[~counter1~0, thread1Thread1of1ForFork3_#t~post2] 193#[L88-4, L44]don't care [322] L44-->L41-2: Formula: (= v_thread1Thread1of1ForFork3_~i~0_7 |v_thread1Thread1of1ForFork3_#t~post1_1|) InVars {thread1Thread1of1ForFork3_~i~0=v_thread1Thread1of1ForFork3_~i~0_7} OutVars{thread1Thread1of1ForFork3_#t~post1=|v_thread1Thread1of1ForFork3_#t~post1_1|, thread1Thread1of1ForFork3_~i~0=v_thread1Thread1of1ForFork3_~i~0_7} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_#t~post1] 209#[L88-4, L41-2]don't care [324] L41-2-->L41-3: Formula: (= v_thread1Thread1of1ForFork3_~i~0_9 (+ |v_thread1Thread1of1ForFork3_#t~post1_3| 1)) InVars {thread1Thread1of1ForFork3_#t~post1=|v_thread1Thread1of1ForFork3_#t~post1_3|} OutVars{thread1Thread1of1ForFork3_#t~post1=|v_thread1Thread1of1ForFork3_#t~post1_3|, thread1Thread1of1ForFork3_~i~0=v_thread1Thread1of1ForFork3_~i~0_9} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_~i~0] 229#[L88-4, L41-3]don't care [325] L41-3-->L41-4: Formula: true InVars {} OutVars{thread1Thread1of1ForFork3_#t~post1=|v_thread1Thread1of1ForFork3_#t~post1_5|} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_#t~post1] 175#[L88-4, L41-4]don't care [2023-08-18 16:48:41,747 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-18 16:48:41,748 INFO L85 PathProgramCache]: Analyzing trace with hash -280581143, now seen corresponding path program 1 times [2023-08-18 16:48:41,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-18 16:48:41,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114180205] [2023-08-18 16:48:41,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-18 16:48:41,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-18 16:48:41,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 16:48:41,880 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-18 16:48:41,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 16:48:41,936 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-18 16:48:41,938 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-18 16:48:41,938 INFO L85 PathProgramCache]: Analyzing trace with hash 331238239, now seen corresponding path program 1 times [2023-08-18 16:48:41,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-18 16:48:41,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74691787] [2023-08-18 16:48:41,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-18 16:48:41,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-18 16:48:41,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 16:48:41,961 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-18 16:48:41,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 16:48:41,965 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-18 16:48:41,966 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-18 16:48:41,967 INFO L85 PathProgramCache]: Analyzing trace with hash 416206967, now seen corresponding path program 1 times [2023-08-18 16:48:41,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-18 16:48:41,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113543160] [2023-08-18 16:48:41,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-18 16:48:41,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-18 16:48:41,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 16:48:41,989 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-18 16:48:42,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 16:48:42,013 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-18 16:48:42,068 INFO L210 LassoAnalysis]: Preferences: [2023-08-18 16:48:42,069 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-08-18 16:48:42,069 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-08-18 16:48:42,069 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-08-18 16:48:42,069 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-08-18 16:48:42,070 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:42,070 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-08-18 16:48:42,070 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-08-18 16:48:42,070 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration1_Loop [2023-08-18 16:48:42,070 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-08-18 16:48:42,070 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-08-18 16:48:42,083 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,093 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,098 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,100 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,103 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,105 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,108 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,111 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,114 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,118 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,125 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,127 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,238 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-08-18 16:48:42,239 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-08-18 16:48:42,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:42,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:48:42,243 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:48:42,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-08-18 16:48:42,245 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:48:42,245 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:48:42,266 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-08-18 16:48:42,266 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_1=3} Honda state: {v_rep#funAddr~thread4.offset_1=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-08-18 16:48:42,281 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-08-18 16:48:42,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:42,281 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:48:42,283 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:48:42,285 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-08-18 16:48:42,286 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:48:42,287 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:48:42,313 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-08-18 16:48:42,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:42,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:48:42,315 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:48:42,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-08-18 16:48:42,319 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-08-18 16:48:42,319 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:48:42,423 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-08-18 16:48:42,427 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2023-08-18 16:48:42,427 INFO L210 LassoAnalysis]: Preferences: [2023-08-18 16:48:42,428 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-08-18 16:48:42,428 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-08-18 16:48:42,428 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-08-18 16:48:42,428 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-08-18 16:48:42,428 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:42,428 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-08-18 16:48:42,428 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-08-18 16:48:42,428 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration1_Loop [2023-08-18 16:48:42,428 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-08-18 16:48:42,428 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-08-18 16:48:42,430 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,433 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,435 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,439 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,441 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,443 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,445 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,446 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,448 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,451 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,453 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,455 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:42,531 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-08-18 16:48:42,534 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-08-18 16:48:42,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:42,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:48:42,536 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:48:42,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-08-18 16:48:42,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:48:42,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:48:42,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:48:42,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:48:42,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:48:42,549 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 16:48:42,549 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 16:48:42,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:48:42,568 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-08-18 16:48:42,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:42,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:48:42,569 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:48:42,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:48:42,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:48:42,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-08-18 16:48:42,582 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-08-18 16:48:42,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:48:42,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:48:42,582 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:48:42,583 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-08-18 16:48:42,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-08-18 16:48:42,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:48:42,603 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-08-18 16:48:42,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:42,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:48:42,605 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:48:42,607 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-08-18 16:48:42,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:48:42,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:48:42,614 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-08-18 16:48:42,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:48:42,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:48:42,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:48:42,616 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-08-18 16:48:42,616 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-08-18 16:48:42,632 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-08-18 16:48:42,650 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-08-18 16:48:42,650 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2023-08-18 16:48:42,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:42,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:48:42,654 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:48:42,655 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-08-18 16:48:42,656 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-08-18 16:48:42,656 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-08-18 16:48:42,656 INFO L513 LassoAnalysis]: Proved termination. [2023-08-18 16:48:42,656 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread1Thread1of1ForFork3_~i~0, ~N~0) = -1*thread1Thread1of1ForFork3_~i~0 + 1*~N~0 Supporting invariants [] [2023-08-18 16:48:42,661 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-08-18 16:48:42,663 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-08-18 16:48:42,681 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-18 16:48:42,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-18 16:48:42,715 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-08-18 16:48:42,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-18 16:48:42,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-18 16:48:42,757 WARN L260 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 5 conjunts are in the unsatisfiable core [2023-08-18 16:48:42,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-18 16:48:42,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-18 16:48:42,832 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2023-08-18 16:48:42,834 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand currently 33656 states, but on-demand construction may add more states Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-18 16:48:44,881 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand currently 33656 states, but on-demand construction may add more states. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 112447 states and 578050 transitions. Complement of second has 9 states. [2023-08-18 16:48:44,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2023-08-18 16:48:44,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-18 16:48:44,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 400 transitions. [2023-08-18 16:48:44,890 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 400 transitions. Stem has 24 letters. Loop has 5 letters. [2023-08-18 16:48:44,891 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-08-18 16:48:44,891 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 400 transitions. Stem has 29 letters. Loop has 5 letters. [2023-08-18 16:48:44,891 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-08-18 16:48:44,891 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 400 transitions. Stem has 24 letters. Loop has 10 letters. [2023-08-18 16:48:44,892 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-08-18 16:48:44,892 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 112447 states and 578050 transitions. [2023-08-18 16:48:47,315 INFO L131 ngComponentsAnalysis]: Automaton has 2949 accepting balls. 29925 [2023-08-18 16:48:48,612 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 112447 states to 69438 states and 352506 transitions. [2023-08-18 16:48:48,613 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35900 [2023-08-18 16:48:48,834 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 49315 [2023-08-18 16:48:48,835 INFO L73 IsDeterministic]: Start isDeterministic. Operand 69438 states and 352506 transitions. [2023-08-18 16:48:48,835 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-08-18 16:48:48,836 INFO L218 hiAutomatonCegarLoop]: Abstraction has 69438 states and 352506 transitions. [2023-08-18 16:48:49,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69438 states and 352506 transitions. [2023-08-18 16:48:51,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69438 to 56025. [2023-08-18 16:48:51,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56025 states, 56025 states have (on average 5.128692547969656) internal successors, (287335), 56024 states have internal predecessors, (287335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-18 16:48:51,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56025 states to 56025 states and 287335 transitions. [2023-08-18 16:48:51,981 INFO L240 hiAutomatonCegarLoop]: Abstraction has 56025 states and 287335 transitions. [2023-08-18 16:48:51,981 INFO L428 stractBuchiCegarLoop]: Abstraction has 56025 states and 287335 transitions. [2023-08-18 16:48:51,981 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-08-18 16:48:51,981 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 56025 states and 287335 transitions. [2023-08-18 16:48:52,478 INFO L131 ngComponentsAnalysis]: Automaton has 2949 accepting balls. 29925 [2023-08-18 16:48:52,479 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-08-18 16:48:52,479 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-08-18 16:48:52,480 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] [2023-08-18 16:48:52,480 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-08-18 16:48:52,481 INFO L748 eck$LassoCheckResult]: Stem: 232562#[$Ultimate##0]don't care [227] $Ultimate##0-->L-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] 232564#[L-1]don't care [238] L-1-->L-1-1: Formula: (= (select |v_#valid_16| 0) 0) InVars {#valid=|v_#valid_16|} OutVars{#valid=|v_#valid_16|} AuxVars[] AssignedVars[] 187548#[L-1-1]don't care [307] L-1-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 187550#[L21]don't care [280] L21-->L21-1: Formula: (and (= (select |v_#valid_17| 1) 1) (= (select |v_#length_8| 1) 2)) InVars {#length=|v_#length_8|, #valid=|v_#valid_17|} OutVars{#length=|v_#length_8|, #valid=|v_#valid_17|} AuxVars[] AssignedVars[] 208070#[L21-1]don't care [298] L21-1-->L21-2: Formula: (= (select (select |v_#memory_int_11| 1) 0) 48) InVars {#memory_int=|v_#memory_int_11|} OutVars{#memory_int=|v_#memory_int_11|} AuxVars[] AssignedVars[] 286322#[L21-2]don't care [240] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_12| 1) 1) 0) InVars {#memory_int=|v_#memory_int_12|} OutVars{#memory_int=|v_#memory_int_12|} AuxVars[] AssignedVars[] 253148#[L21-3]don't care [274] L21-3-->L21-4: Formula: (and (= (select |v_#valid_18| 2) 1) (= (select |v_#length_9| 2) 33)) InVars {#length=|v_#length_9|, #valid=|v_#valid_18|} OutVars{#length=|v_#length_9|, #valid=|v_#valid_18|} AuxVars[] AssignedVars[] 253150#[L21-4]don't care [257] L21-4-->L38: Formula: (= v_~N~0_9 0) InVars {} OutVars{~N~0=v_~N~0_9} AuxVars[] AssignedVars[~N~0] 283156#[L38]don't care [258] L38-->L38-1: Formula: (= v_~counter1~0_7 0) InVars {} OutVars{~counter1~0=v_~counter1~0_7} AuxVars[] AssignedVars[~counter1~0] 283158#[L38-1]don't care [275] L38-1-->L-1-2: Formula: (= v_~counter2~0_7 0) InVars {} OutVars{~counter2~0=v_~counter2~0_7} AuxVars[] AssignedVars[~counter2~0] 221336#[L-1-2]don't care [309] L-1-2-->L-1-3: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 221338#[L-1-3]don't care [311] L-1-3-->L83: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_5|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_5|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_3|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_5|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_4|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_4|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_3|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_3|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_4|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_2|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_2|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_2|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_4|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_5|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_2|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_5|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, ULTIMATE.start_main_#t~nondet13#1, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet15#1, ULTIMATE.start_main_~#t2~0#1.base] 252008#[L83]don't care [219] L83-->L83-1: Formula: (and (= (select |v_#valid_20| |v_ULTIMATE.start_main_~#t1~0#1.base_5|) 0) (= (store |v_#length_11| |v_ULTIMATE.start_main_~#t1~0#1.base_5| 4) |v_#length_10|) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t1~0#1.base_5|) (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_5| 0)) (= |v_#valid_19| (store |v_#valid_20| |v_ULTIMATE.start_main_~#t1~0#1.base_5| 1)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_5| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_11|, #valid=|v_#valid_20|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_10|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_5|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_5|, #valid=|v_#valid_19|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] 252010#[L83-1]don't care [260] L83-1-->L83-2: Formula: (and (= (select |v_#valid_22| |v_ULTIMATE.start_main_~#t2~0#1.base_6|) 0) (= (store |v_#valid_22| |v_ULTIMATE.start_main_~#t2~0#1.base_6| 1) |v_#valid_21|) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_6| 0)) (= (store |v_#length_13| |v_ULTIMATE.start_main_~#t2~0#1.base_6| 4) |v_#length_12|) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2~0#1.base_6|) (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_6|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_13|, #valid=|v_#valid_22|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_12|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_6|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_6|, #valid=|v_#valid_21|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] 283828#[L83-2]don't care [292] L83-2-->L83-3: Formula: (and (= (select |v_#valid_24| |v_ULTIMATE.start_main_~#t3~0#1.base_6|) 0) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_6| 0) (= (store |v_#valid_24| |v_ULTIMATE.start_main_~#t3~0#1.base_6| 1) |v_#valid_23|) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t3~0#1.base_6|) (= (store |v_#length_15| |v_ULTIMATE.start_main_~#t3~0#1.base_6| 4) |v_#length_14|) (not (= |v_ULTIMATE.start_main_~#t3~0#1.base_6| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_15|, #valid=|v_#valid_24|} OutVars{ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_6|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_14|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_6|, #valid=|v_#valid_23|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t3~0#1.offset, #valid, ULTIMATE.start_main_~#t3~0#1.base, #length] 283830#[L83-3]don't care [297] L83-3-->L83-4: Formula: (and (= (store |v_#valid_26| |v_ULTIMATE.start_main_~#t4~0#1.base_6| 1) |v_#valid_25|) (= (store |v_#length_17| |v_ULTIMATE.start_main_~#t4~0#1.base_6| 4) |v_#length_16|) (= (select |v_#valid_26| |v_ULTIMATE.start_main_~#t4~0#1.base_6|) 0) (< |v_#StackHeapBarrier_5| |v_ULTIMATE.start_main_~#t4~0#1.base_6|) (= |v_ULTIMATE.start_main_~#t4~0#1.offset_6| 0) (not (= |v_ULTIMATE.start_main_~#t4~0#1.base_6| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_17|, #valid=|v_#valid_26|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_16|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_6|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_6|, #valid=|v_#valid_25|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t4~0#1.base] 257402#[L83-4]don't care [259] L83-4-->L85: 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] 257404#[L85]don't care [235] L85-->L85-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet9#1_3| v_~N~0_10) 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|, ~N~0=v_~N~0_10} AuxVars[] AssignedVars[~N~0] 259396#[L85-1]don't care [248] L85-1-->L88: 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] 259398#[L88]don't care [277] L88-->L88-1: Formula: (= |v_#pthreadsForks_10| |v_ULTIMATE.start_main_#t~pre10#1_3|) InVars {#pthreadsForks=|v_#pthreadsForks_10|} OutVars{#pthreadsForks=|v_#pthreadsForks_10|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre10#1] 281460#[L88-1]don't care [296] L88-1-->L88-2: Formula: (= (+ |v_#pthreadsForks_12| 1) |v_#pthreadsForks_11|) InVars {#pthreadsForks=|v_#pthreadsForks_12|} OutVars{#pthreadsForks=|v_#pthreadsForks_11|} AuxVars[] AssignedVars[#pthreadsForks] 224108#[L88-2]don't care [216] L88-2-->L88-3: Formula: (and (= (select |v_#valid_27| |v_ULTIMATE.start_main_~#t1~0#1.base_6|) 1) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_6|) (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_6| 4) (select |v_#length_18| |v_ULTIMATE.start_main_~#t1~0#1.base_6|)) (= (store |v_#memory_int_14| |v_ULTIMATE.start_main_~#t1~0#1.base_6| (store (select |v_#memory_int_14| |v_ULTIMATE.start_main_~#t1~0#1.base_6|) |v_ULTIMATE.start_main_~#t1~0#1.offset_6| |v_ULTIMATE.start_main_#t~pre10#1_4|)) |v_#memory_int_13|)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_4|, #valid=|v_#valid_27|, #memory_int=|v_#memory_int_14|, #length=|v_#length_18|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_6|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_6|} OutVars{ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_4|, #valid=|v_#valid_27|, #memory_int=|v_#memory_int_13|, #length=|v_#length_18|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_6|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_6|} AuxVars[] AssignedVars[#memory_int] 224110#[L88-3]don't care [367] L88-3-->$Ultimate##0: Formula: (and (= v_thread1Thread1of1ForFork3_thidvar1_2 0) (= v_thread1Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork3_#res.base=|v_thread1Thread1of1ForFork3_#res.base_4|, thread1Thread1of1ForFork3_thidvar0=v_thread1Thread1of1ForFork3_thidvar0_2, thread1Thread1of1ForFork3_#res.offset=|v_thread1Thread1of1ForFork3_#res.offset_4|, thread1Thread1of1ForFork3_thidvar1=v_thread1Thread1of1ForFork3_thidvar1_2, thread1Thread1of1ForFork3_~i~0=v_thread1Thread1of1ForFork3_~i~0_12, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork3_#t~post1=|v_thread1Thread1of1ForFork3_#t~post1_8|, thread1Thread1of1ForFork3_#t~post2=|v_thread1Thread1of1ForFork3_#t~post2_4|} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_#res.base, thread1Thread1of1ForFork3_thidvar0, thread1Thread1of1ForFork3_#res.offset, thread1Thread1of1ForFork3_thidvar1, thread1Thread1of1ForFork3_~i~0, thread1Thread1of1ForFork3_#t~post1, thread1Thread1of1ForFork3_#t~post2] 286222#[L88-4, $Ultimate##0]don't care [314] L88-4-->L88-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre10#1] 286224#[L88-5, $Ultimate##0]don't care [286] L88-5-->L89: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet11#1] 210290#[$Ultimate##0, L89]don't care [265] L89-->L89-1: Formula: (= |v_ULTIMATE.start_main_#t~pre12#1_1| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1] 210292#[$Ultimate##0, L89-1]don't care [244] L89-1-->L89-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 190098#[$Ultimate##0, L89-2]don't care [271] L89-2-->L89-3: Formula: (and (= (select |v_#valid_1| |v_ULTIMATE.start_main_~#t2~0#1.base_1|) 1) (= (store |v_#memory_int_2| |v_ULTIMATE.start_main_~#t2~0#1.base_1| (store (select |v_#memory_int_2| |v_ULTIMATE.start_main_~#t2~0#1.base_1|) |v_ULTIMATE.start_main_~#t2~0#1.offset_1| |v_ULTIMATE.start_main_#t~pre12#1_2|)) |v_#memory_int_1|) (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_1|) (select |v_#length_1| |v_ULTIMATE.start_main_~#t2~0#1.base_1|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_1|)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_2|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_2|, #length=|v_#length_1|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_2|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #length=|v_#length_1|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|} AuxVars[] AssignedVars[#memory_int] 185240#[$Ultimate##0, L89-3]don't care [361] L89-3-->$Ultimate##0: Formula: (and (= v_thread2Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork1_#res#1.base=|v_thread2Thread1of1ForFork1_#res#1.base_4|, thread2Thread1of1ForFork1_#t~post4#1=|v_thread2Thread1of1ForFork1_#t~post4#1_4|, thread2Thread1of1ForFork1_#res#1.offset=|v_thread2Thread1of1ForFork1_#res#1.offset_4|, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_8|, thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_12|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork1_#res#1.base, thread2Thread1of1ForFork1_#t~post4#1, thread2Thread1of1ForFork1_#res#1.offset, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork1_#t~post3#1, thread2Thread1of1ForFork1_~i~1#1, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 185242#[$Ultimate##0, $Ultimate##0, L89-4]don't care [326] $Ultimate##0-->L51-4: Formula: (= |v_thread2Thread1of1ForFork1_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_~i~1#1] 232748#[$Ultimate##0, L89-4, L51-4]don't care [2023-08-18 16:48:52,482 INFO L750 eck$LassoCheckResult]: Loop: 232748#[$Ultimate##0, L89-4, L51-4]don't care [327] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork1_~i~1#1_3| v_~N~0_4) InVars {thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_3|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_3|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[] 195838#[L52, $Ultimate##0, L89-4]don't care [330] L52-->L55: Formula: (and (not (= |v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_1| 0)) (= |v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_1| |v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_1|) (= (+ v_~counter1~0_28 1) v_~counter1~0_29) (= (ite (< 0 v_~counter1~0_29) 1 0) |v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_1|)) InVars {~counter1~0=v_~counter1~0_29} OutVars{thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_1|, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_1|, thread2Thread1of1ForFork1_#t~post4#1=|v_thread2Thread1of1ForFork1_#t~post4#1_1|, ~counter1~0=v_~counter1~0_28} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork1_#t~post4#1, ~counter1~0, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1] 195842#[$Ultimate##0, L89-4, L55]don't care [332] L55-->L51-2: Formula: (= |v_thread2Thread1of1ForFork1_~i~1#1_7| |v_thread2Thread1of1ForFork1_#t~post3#1_1|) InVars {thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_7|} OutVars{thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_1|, thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_7|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post3#1] 198704#[$Ultimate##0, L89-4, L51-2]don't care [334] L51-2-->L51-3: Formula: (= |v_thread2Thread1of1ForFork1_~i~1#1_9| (+ |v_thread2Thread1of1ForFork1_#t~post3#1_3| 1)) InVars {thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_3|} OutVars{thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_3|, thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_9|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_~i~1#1] 289234#[$Ultimate##0, L89-4, L51-3]don't care [335] L51-3-->L51-4: Formula: true InVars {} OutVars{thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_5|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post3#1] 232748#[$Ultimate##0, L89-4, L51-4]don't care [2023-08-18 16:48:52,482 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-18 16:48:52,482 INFO L85 PathProgramCache]: Analyzing trace with hash 1596803498, now seen corresponding path program 1 times [2023-08-18 16:48:52,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-18 16:48:52,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785422865] [2023-08-18 16:48:52,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-18 16:48:52,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-18 16:48:52,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 16:48:52,506 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-18 16:48:52,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 16:48:52,521 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-18 16:48:52,522 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-18 16:48:52,522 INFO L85 PathProgramCache]: Analyzing trace with hash 340781289, now seen corresponding path program 1 times [2023-08-18 16:48:52,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-18 16:48:52,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357880983] [2023-08-18 16:48:52,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-18 16:48:52,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-18 16:48:52,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 16:48:52,528 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-18 16:48:52,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 16:48:52,532 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-18 16:48:52,532 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-18 16:48:52,532 INFO L85 PathProgramCache]: Analyzing trace with hash -613728032, now seen corresponding path program 1 times [2023-08-18 16:48:52,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-18 16:48:52,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105411475] [2023-08-18 16:48:52,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-18 16:48:52,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-18 16:48:52,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-18 16:48:52,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-18 16:48:52,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-18 16:48:52,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105411475] [2023-08-18 16:48:52,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105411475] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-18 16:48:52,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-18 16:48:52,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-08-18 16:48:52,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468568380] [2023-08-18 16:48:52,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-18 16:48:52,933 INFO L210 LassoAnalysis]: Preferences: [2023-08-18 16:48:52,933 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-08-18 16:48:52,933 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-08-18 16:48:52,933 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-08-18 16:48:52,933 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-08-18 16:48:52,933 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:52,933 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-08-18 16:48:52,934 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-08-18 16:48:52,934 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration2_Loop [2023-08-18 16:48:52,934 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-08-18 16:48:52,934 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-08-18 16:48:52,937 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:52,939 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:52,941 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:52,943 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:52,945 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:52,948 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:52,950 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:52,952 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:52,953 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:52,955 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:52,957 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:52,959 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:52,961 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:52,965 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:53,046 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-08-18 16:48:53,046 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-08-18 16:48:53,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:53,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:48:53,047 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:48:53,050 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-08-18 16:48:53,051 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:48:53,051 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:48:53,068 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-08-18 16:48:53,068 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_3=-1} Honda state: {v_rep#funAddr~thread1.base_3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-08-18 16:48:53,073 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-08-18 16:48:53,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:53,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:48:53,075 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:48:53,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-08-18 16:48:53,079 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:48:53,079 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:48:53,100 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-08-18 16:48:53,100 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_3=-1} Honda state: {v_rep#funAddr~thread3.base_3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-08-18 16:48:53,104 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-08-18 16:48:53,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:53,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:48:53,107 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:48:53,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-08-18 16:48:53,113 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:48:53,113 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:48:53,129 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-08-18 16:48:53,129 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_3=-1} Honda state: {v_rep#funAddr~thread2.base_3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-08-18 16:48:53,133 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-08-18 16:48:53,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:53,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:48:53,134 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:48:53,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-08-18 16:48:53,138 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:48:53,138 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:48:53,154 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-08-18 16:48:53,154 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_#t~post4#1=0} Honda state: {thread2Thread1of1ForFork1_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-08-18 16:48:53,160 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-08-18 16:48:53,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:53,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:48:53,162 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:48:53,164 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-08-18 16:48:53,165 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:48:53,165 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:48:53,189 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-08-18 16:48:53,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:53,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:48:53,193 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:48:53,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-08-18 16:48:53,197 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-08-18 16:48:53,197 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:48:53,215 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-08-18 16:48:53,221 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-08-18 16:48:53,222 INFO L210 LassoAnalysis]: Preferences: [2023-08-18 16:48:53,222 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-08-18 16:48:53,222 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-08-18 16:48:53,222 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-08-18 16:48:53,222 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-08-18 16:48:53,222 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:53,222 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-08-18 16:48:53,222 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-08-18 16:48:53,222 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration2_Loop [2023-08-18 16:48:53,222 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-08-18 16:48:53,222 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-08-18 16:48:53,224 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:53,226 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:53,228 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:53,229 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:53,231 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:53,233 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:53,236 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:53,238 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:53,240 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:53,242 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:53,244 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:53,247 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:53,249 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:53,253 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:48:53,319 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-08-18 16:48:53,320 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-08-18 16:48:53,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:53,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:48:53,321 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:48:53,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-08-18 16:48:53,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:48:53,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:48:53,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:48:53,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:48:53,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:48:53,339 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 16:48:53,339 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 16:48:53,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:48:53,379 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-08-18 16:48:53,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:53,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:48:53,382 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:48:53,384 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-08-18 16:48:53,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:48:53,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:48:53,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:48:53,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:48:53,393 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:48:53,395 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 16:48:53,395 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 16:48:53,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:48:53,418 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-08-18 16:48:53,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:53,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:48:53,419 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:48:53,421 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-08-18 16:48:53,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:48:53,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:48:53,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:48:53,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:48:53,430 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:48:53,431 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 16:48:53,432 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 16:48:53,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:48:53,452 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-08-18 16:48:53,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:53,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:48:53,453 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:48:53,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-08-18 16:48:53,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:48:53,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:48:53,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-08-18 16:48:53,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:48:53,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:48:53,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:48:53,465 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-08-18 16:48:53,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-08-18 16:48:53,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:48:53,490 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-08-18 16:48:53,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:53,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:48:53,491 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:48:53,493 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-08-18 16:48:53,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:48:53,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:48:53,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:48:53,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:48:53,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:48:53,504 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 16:48:53,504 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 16:48:53,518 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:48:53,524 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-08-18 16:48:53,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:53,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:48:53,525 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:48:53,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:48:53,540 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:48:53,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-08-18 16:48:53,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:48:53,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:48:53,540 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:48:53,541 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-08-18 16:48:53,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-08-18 16:48:53,543 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-08-18 16:48:53,551 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-08-18 16:48:53,553 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-08-18 16:48:53,553 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-08-18 16:48:53,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:48:53,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:48:53,555 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:48:53,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-08-18 16:48:53,558 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-08-18 16:48:53,558 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-08-18 16:48:53,558 INFO L513 LassoAnalysis]: Proved termination. [2023-08-18 16:48:53,558 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~counter1~0) = 1*~counter1~0 Supporting invariants [] [2023-08-18 16:48:53,564 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-08-18 16:48:53,565 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-08-18 16:48:53,574 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-18 16:48:53,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-18 16:48:53,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2023-08-18 16:48:53,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-18 16:48:53,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-18 16:48:53,642 WARN L260 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 8 conjunts are in the unsatisfiable core [2023-08-18 16:48:53,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-18 16:48:53,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-18 16:48:53,667 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-08-18 16:48:53,668 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 56025 states and 287335 transitions. cyclomatic complexity: 234837 Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-18 16:48:54,112 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-08-18 16:48:56,298 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 56025 states and 287335 transitions. cyclomatic complexity: 234837. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 194960 states and 1015918 transitions. Complement of second has 5 states. [2023-08-18 16:48:56,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-08-18 16:48:56,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-18 16:48:56,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 180 transitions. [2023-08-18 16:48:56,300 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 180 transitions. Stem has 30 letters. Loop has 5 letters. [2023-08-18 16:48:56,300 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-08-18 16:48:56,300 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 180 transitions. Stem has 35 letters. Loop has 5 letters. [2023-08-18 16:48:56,301 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-08-18 16:48:56,301 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 180 transitions. Stem has 30 letters. Loop has 10 letters. [2023-08-18 16:48:56,301 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-08-18 16:48:56,301 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 194960 states and 1015918 transitions. [2023-08-18 16:49:00,319 INFO L131 ngComponentsAnalysis]: Automaton has 5957 accepting balls. 49785 [2023-08-18 16:49:03,567 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 194960 states to 169679 states and 886027 transitions. [2023-08-18 16:49:03,568 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 68175 [2023-08-18 16:49:03,922 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 86253 [2023-08-18 16:49:03,923 INFO L73 IsDeterministic]: Start isDeterministic. Operand 169679 states and 886027 transitions. [2023-08-18 16:49:03,923 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-08-18 16:49:03,923 INFO L218 hiAutomatonCegarLoop]: Abstraction has 169679 states and 886027 transitions. [2023-08-18 16:49:04,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169679 states and 886027 transitions. [2023-08-18 16:49:08,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169679 to 129582. [2023-08-18 16:49:09,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129582 states, 129582 states have (on average 5.437815437329259) internal successors, (704643), 129581 states have internal predecessors, (704643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-18 16:49:10,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129582 states to 129582 states and 704643 transitions. [2023-08-18 16:49:10,631 INFO L240 hiAutomatonCegarLoop]: Abstraction has 129582 states and 704643 transitions. [2023-08-18 16:49:10,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-18 16:49:10,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-18 16:49:10,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-18 16:49:10,635 INFO L87 Difference]: Start difference. First operand 129582 states and 704643 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-18 16:49:12,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-08-18 16:49:12,923 INFO L93 Difference]: Finished difference Result 149208 states and 783081 transitions. [2023-08-18 16:49:12,923 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 149208 states and 783081 transitions. [2023-08-18 16:49:14,409 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:17,173 INFO L131 ngComponentsAnalysis]: Automaton has 6164 accepting balls. 51240 [2023-08-18 16:49:19,636 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 149208 states to 142083 states and 737950 transitions. [2023-08-18 16:49:19,637 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 70884 [2023-08-18 16:49:19,922 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 70884 [2023-08-18 16:49:19,922 INFO L73 IsDeterministic]: Start isDeterministic. Operand 142083 states and 737950 transitions. [2023-08-18 16:49:19,922 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-08-18 16:49:19,922 INFO L218 hiAutomatonCegarLoop]: Abstraction has 142083 states and 737950 transitions. [2023-08-18 16:49:20,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142083 states and 737950 transitions. [2023-08-18 16:49:23,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142083 to 125507. [2023-08-18 16:49:24,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125507 states, 125507 states have (on average 5.281769144350514) internal successors, (662899), 125506 states have internal predecessors, (662899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-18 16:49:25,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125507 states to 125507 states and 662899 transitions. [2023-08-18 16:49:25,584 INFO L240 hiAutomatonCegarLoop]: Abstraction has 125507 states and 662899 transitions. [2023-08-18 16:49:25,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-18 16:49:25,586 INFO L428 stractBuchiCegarLoop]: Abstraction has 125507 states and 662899 transitions. [2023-08-18 16:49:25,586 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-08-18 16:49:25,586 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 125507 states and 662899 transitions. [2023-08-18 16:49:26,926 INFO L131 ngComponentsAnalysis]: Automaton has 4949 accepting balls. 42805 [2023-08-18 16:49:26,926 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-08-18 16:49:26,926 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-08-18 16:49:26,929 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] [2023-08-18 16:49:26,929 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-08-18 16:49:26,929 INFO L748 eck$LassoCheckResult]: Stem: 954842#[$Ultimate##0]don't care [227] $Ultimate##0-->L-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] 954844#[L-1]don't care [238] L-1-->L-1-1: Formula: (= (select |v_#valid_16| 0) 0) InVars {#valid=|v_#valid_16|} OutVars{#valid=|v_#valid_16|} AuxVars[] AssignedVars[] 903496#[L-1-1]don't care [307] L-1-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 903498#[L21]don't care [280] L21-->L21-1: Formula: (and (= (select |v_#valid_17| 1) 1) (= (select |v_#length_8| 1) 2)) InVars {#length=|v_#length_8|, #valid=|v_#valid_17|} OutVars{#length=|v_#length_8|, #valid=|v_#valid_17|} AuxVars[] AssignedVars[] 926404#[L21-1]don't care [298] L21-1-->L21-2: Formula: (= (select (select |v_#memory_int_11| 1) 0) 48) InVars {#memory_int=|v_#memory_int_11|} OutVars{#memory_int=|v_#memory_int_11|} AuxVars[] AssignedVars[] 1038966#[L21-2]don't care [240] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_12| 1) 1) 0) InVars {#memory_int=|v_#memory_int_12|} OutVars{#memory_int=|v_#memory_int_12|} AuxVars[] AssignedVars[] 980392#[L21-3]don't care [274] L21-3-->L21-4: Formula: (and (= (select |v_#valid_18| 2) 1) (= (select |v_#length_9| 2) 33)) InVars {#length=|v_#length_9|, #valid=|v_#valid_18|} OutVars{#length=|v_#length_9|, #valid=|v_#valid_18|} AuxVars[] AssignedVars[] 980394#[L21-4]don't care [257] L21-4-->L38: Formula: (= v_~N~0_9 0) InVars {} OutVars{~N~0=v_~N~0_9} AuxVars[] AssignedVars[~N~0] 1030022#[L38]don't care [258] L38-->L38-1: Formula: (= v_~counter1~0_7 0) InVars {} OutVars{~counter1~0=v_~counter1~0_7} AuxVars[] AssignedVars[~counter1~0] 1030024#[L38-1]don't care [275] L38-1-->L-1-2: Formula: (= v_~counter2~0_7 0) InVars {} OutVars{~counter2~0=v_~counter2~0_7} AuxVars[] AssignedVars[~counter2~0] 941322#[L-1-2]don't care [309] L-1-2-->L-1-3: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 941324#[L-1-3]don't care [311] L-1-3-->L83: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_5|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_5|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_3|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_5|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_4|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_4|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_3|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_3|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_4|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_2|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_2|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_2|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_4|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_5|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_2|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_5|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, ULTIMATE.start_main_#t~nondet13#1, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet15#1, ULTIMATE.start_main_~#t2~0#1.base] 978954#[L83]don't care [219] L83-->L83-1: Formula: (and (= (select |v_#valid_20| |v_ULTIMATE.start_main_~#t1~0#1.base_5|) 0) (= (store |v_#length_11| |v_ULTIMATE.start_main_~#t1~0#1.base_5| 4) |v_#length_10|) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t1~0#1.base_5|) (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_5| 0)) (= |v_#valid_19| (store |v_#valid_20| |v_ULTIMATE.start_main_~#t1~0#1.base_5| 1)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_5| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_11|, #valid=|v_#valid_20|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_10|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_5|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_5|, #valid=|v_#valid_19|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] 978956#[L83-1]don't care [260] L83-1-->L83-2: Formula: (and (= (select |v_#valid_22| |v_ULTIMATE.start_main_~#t2~0#1.base_6|) 0) (= (store |v_#valid_22| |v_ULTIMATE.start_main_~#t2~0#1.base_6| 1) |v_#valid_21|) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_6| 0)) (= (store |v_#length_13| |v_ULTIMATE.start_main_~#t2~0#1.base_6| 4) |v_#length_12|) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2~0#1.base_6|) (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_6|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_13|, #valid=|v_#valid_22|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_12|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_6|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_6|, #valid=|v_#valid_21|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] 1031842#[L83-2]don't care [292] L83-2-->L83-3: Formula: (and (= (select |v_#valid_24| |v_ULTIMATE.start_main_~#t3~0#1.base_6|) 0) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_6| 0) (= (store |v_#valid_24| |v_ULTIMATE.start_main_~#t3~0#1.base_6| 1) |v_#valid_23|) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t3~0#1.base_6|) (= (store |v_#length_15| |v_ULTIMATE.start_main_~#t3~0#1.base_6| 4) |v_#length_14|) (not (= |v_ULTIMATE.start_main_~#t3~0#1.base_6| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_15|, #valid=|v_#valid_24|} OutVars{ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_6|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_14|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_6|, #valid=|v_#valid_23|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t3~0#1.offset, #valid, ULTIMATE.start_main_~#t3~0#1.base, #length] 1031844#[L83-3]don't care [297] L83-3-->L83-4: Formula: (and (= (store |v_#valid_26| |v_ULTIMATE.start_main_~#t4~0#1.base_6| 1) |v_#valid_25|) (= (store |v_#length_17| |v_ULTIMATE.start_main_~#t4~0#1.base_6| 4) |v_#length_16|) (= (select |v_#valid_26| |v_ULTIMATE.start_main_~#t4~0#1.base_6|) 0) (< |v_#StackHeapBarrier_5| |v_ULTIMATE.start_main_~#t4~0#1.base_6|) (= |v_ULTIMATE.start_main_~#t4~0#1.offset_6| 0) (not (= |v_ULTIMATE.start_main_~#t4~0#1.base_6| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_17|, #valid=|v_#valid_26|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_16|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_6|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_6|, #valid=|v_#valid_25|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t4~0#1.base] 986316#[L83-4]don't care [259] L83-4-->L85: 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] 986318#[L85]don't care [235] L85-->L85-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet9#1_3| v_~N~0_10) 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|, ~N~0=v_~N~0_10} AuxVars[] AssignedVars[~N~0] 989212#[L85-1]don't care [248] L85-1-->L88: 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] 989214#[L88]don't care [277] L88-->L88-1: Formula: (= |v_#pthreadsForks_10| |v_ULTIMATE.start_main_#t~pre10#1_3|) InVars {#pthreadsForks=|v_#pthreadsForks_10|} OutVars{#pthreadsForks=|v_#pthreadsForks_10|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre10#1] 1026042#[L88-1]don't care [296] L88-1-->L88-2: Formula: (= (+ |v_#pthreadsForks_12| 1) |v_#pthreadsForks_11|) InVars {#pthreadsForks=|v_#pthreadsForks_12|} OutVars{#pthreadsForks=|v_#pthreadsForks_11|} AuxVars[] AssignedVars[#pthreadsForks] 944666#[L88-2]don't care [216] L88-2-->L88-3: Formula: (and (= (select |v_#valid_27| |v_ULTIMATE.start_main_~#t1~0#1.base_6|) 1) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_6|) (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_6| 4) (select |v_#length_18| |v_ULTIMATE.start_main_~#t1~0#1.base_6|)) (= (store |v_#memory_int_14| |v_ULTIMATE.start_main_~#t1~0#1.base_6| (store (select |v_#memory_int_14| |v_ULTIMATE.start_main_~#t1~0#1.base_6|) |v_ULTIMATE.start_main_~#t1~0#1.offset_6| |v_ULTIMATE.start_main_#t~pre10#1_4|)) |v_#memory_int_13|)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_4|, #valid=|v_#valid_27|, #memory_int=|v_#memory_int_14|, #length=|v_#length_18|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_6|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_6|} OutVars{ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_4|, #valid=|v_#valid_27|, #memory_int=|v_#memory_int_13|, #length=|v_#length_18|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_6|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_6|} AuxVars[] AssignedVars[#memory_int] 944668#[L88-3]don't care [367] L88-3-->$Ultimate##0: Formula: (and (= v_thread1Thread1of1ForFork3_thidvar1_2 0) (= v_thread1Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork3_#res.base=|v_thread1Thread1of1ForFork3_#res.base_4|, thread1Thread1of1ForFork3_thidvar0=v_thread1Thread1of1ForFork3_thidvar0_2, thread1Thread1of1ForFork3_#res.offset=|v_thread1Thread1of1ForFork3_#res.offset_4|, thread1Thread1of1ForFork3_thidvar1=v_thread1Thread1of1ForFork3_thidvar1_2, thread1Thread1of1ForFork3_~i~0=v_thread1Thread1of1ForFork3_~i~0_12, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork3_#t~post1=|v_thread1Thread1of1ForFork3_#t~post1_8|, thread1Thread1of1ForFork3_#t~post2=|v_thread1Thread1of1ForFork3_#t~post2_4|} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_#res.base, thread1Thread1of1ForFork3_thidvar0, thread1Thread1of1ForFork3_#res.offset, thread1Thread1of1ForFork3_thidvar1, thread1Thread1of1ForFork3_~i~0, thread1Thread1of1ForFork3_#t~post1, thread1Thread1of1ForFork3_#t~post2] 1038722#[L88-4, $Ultimate##0]don't care [314] L88-4-->L88-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre10#1] 1038724#[L88-5, $Ultimate##0]don't care [316] $Ultimate##0-->L41-4: Formula: (= v_thread1Thread1of1ForFork3_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork3_~i~0=v_thread1Thread1of1ForFork3_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_~i~0] 1058074#[L41-4, L88-5]don't care [317] L41-4-->L42: Formula: (< v_thread1Thread1of1ForFork3_~i~0_3 v_~N~0_2) InVars {thread1Thread1of1ForFork3_~i~0=v_thread1Thread1of1ForFork3_~i~0_3, ~N~0=v_~N~0_2} OutVars{thread1Thread1of1ForFork3_~i~0=v_thread1Thread1of1ForFork3_~i~0_3, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[] 965186#[L88-5, L42]don't care [286] L88-5-->L89: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet11#1] 965190#[L89, L42]don't care [265] L89-->L89-1: Formula: (= |v_ULTIMATE.start_main_#t~pre12#1_1| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1] 1043160#[L42, L89-1]don't care [244] L89-1-->L89-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 996166#[L89-2, L42]don't care [271] L89-2-->L89-3: Formula: (and (= (select |v_#valid_1| |v_ULTIMATE.start_main_~#t2~0#1.base_1|) 1) (= (store |v_#memory_int_2| |v_ULTIMATE.start_main_~#t2~0#1.base_1| (store (select |v_#memory_int_2| |v_ULTIMATE.start_main_~#t2~0#1.base_1|) |v_ULTIMATE.start_main_~#t2~0#1.offset_1| |v_ULTIMATE.start_main_#t~pre12#1_2|)) |v_#memory_int_1|) (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_1|) (select |v_#length_1| |v_ULTIMATE.start_main_~#t2~0#1.base_1|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_1|)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_2|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_2|, #length=|v_#length_1|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_2|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #length=|v_#length_1|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|} AuxVars[] AssignedVars[#memory_int] 991190#[L42, L89-3]don't care [361] L89-3-->$Ultimate##0: Formula: (and (= v_thread2Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork1_#res#1.base=|v_thread2Thread1of1ForFork1_#res#1.base_4|, thread2Thread1of1ForFork1_#t~post4#1=|v_thread2Thread1of1ForFork1_#t~post4#1_4|, thread2Thread1of1ForFork1_#res#1.offset=|v_thread2Thread1of1ForFork1_#res#1.offset_4|, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_8|, thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_12|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork1_#res#1.base, thread2Thread1of1ForFork1_#t~post4#1, thread2Thread1of1ForFork1_#res#1.offset, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork1_#t~post3#1, thread2Thread1of1ForFork1_~i~1#1, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 991194#[L42, L89-4, $Ultimate##0]don't care [326] $Ultimate##0-->L51-4: Formula: (= |v_thread2Thread1of1ForFork1_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_~i~1#1] 973872#[L42, L89-4, L51-4]don't care [320] L42-->L44: Formula: (= (+ v_~counter1~0_13 1) v_~counter1~0_12) InVars {~counter1~0=v_~counter1~0_13} OutVars{thread1Thread1of1ForFork3_#t~post2=|v_thread1Thread1of1ForFork3_#t~post2_1|, ~counter1~0=v_~counter1~0_12} AuxVars[] AssignedVars[~counter1~0, thread1Thread1of1ForFork3_#t~post2] 973874#[L89-4, L51-4, L44]don't care [2023-08-18 16:49:26,930 INFO L750 eck$LassoCheckResult]: Loop: 973874#[L89-4, L51-4, L44]don't care [327] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork1_~i~1#1_3| v_~N~0_4) InVars {thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_3|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_3|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[] 1047978#[L52, L89-4, L44]don't care [330] L52-->L55: Formula: (and (not (= |v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_1| 0)) (= |v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_1| |v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_1|) (= (+ v_~counter1~0_28 1) v_~counter1~0_29) (= (ite (< 0 v_~counter1~0_29) 1 0) |v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_1|)) InVars {~counter1~0=v_~counter1~0_29} OutVars{thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_1|, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_1|, thread2Thread1of1ForFork1_#t~post4#1=|v_thread2Thread1of1ForFork1_#t~post4#1_1|, ~counter1~0=v_~counter1~0_28} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork1_#t~post4#1, ~counter1~0, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1] 1000104#[L89-4, L55, L44]don't care [332] L55-->L51-2: Formula: (= |v_thread2Thread1of1ForFork1_~i~1#1_7| |v_thread2Thread1of1ForFork1_#t~post3#1_1|) InVars {thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_7|} OutVars{thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_1|, thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_7|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post3#1] 1000110#[L89-4, L44, L51-2]don't care [334] L51-2-->L51-3: Formula: (= |v_thread2Thread1of1ForFork1_~i~1#1_9| (+ |v_thread2Thread1of1ForFork1_#t~post3#1_3| 1)) InVars {thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_3|} OutVars{thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_3|, thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_9|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_~i~1#1] 1029658#[L89-4, L51-3, L44]don't care [335] L51-3-->L51-4: Formula: true InVars {} OutVars{thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_5|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post3#1] 973874#[L89-4, L51-4, L44]don't care [2023-08-18 16:49:26,930 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-18 16:49:26,930 INFO L85 PathProgramCache]: Analyzing trace with hash -302655499, now seen corresponding path program 1 times [2023-08-18 16:49:26,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-18 16:49:26,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065699659] [2023-08-18 16:49:26,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-18 16:49:26,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-18 16:49:26,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 16:49:26,960 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-18 16:49:26,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 16:49:26,991 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-18 16:49:26,992 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-18 16:49:26,992 INFO L85 PathProgramCache]: Analyzing trace with hash 340781289, now seen corresponding path program 2 times [2023-08-18 16:49:26,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-18 16:49:26,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994256538] [2023-08-18 16:49:26,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-18 16:49:26,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-18 16:49:26,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 16:49:26,998 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-18 16:49:26,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 16:49:27,000 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-18 16:49:27,001 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-18 16:49:27,001 INFO L85 PathProgramCache]: Analyzing trace with hash 432466293, now seen corresponding path program 1 times [2023-08-18 16:49:27,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-18 16:49:27,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345291876] [2023-08-18 16:49:27,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-18 16:49:27,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-18 16:49:27,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 16:49:27,017 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-18 16:49:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 16:49:27,028 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-18 16:49:27,063 INFO L210 LassoAnalysis]: Preferences: [2023-08-18 16:49:27,064 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-08-18 16:49:27,064 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-08-18 16:49:27,064 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-08-18 16:49:27,064 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-08-18 16:49:27,064 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,064 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-08-18 16:49:27,064 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-08-18 16:49:27,064 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration3_Loop [2023-08-18 16:49:27,064 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-08-18 16:49:27,064 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-08-18 16:49:27,066 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,067 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,069 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,071 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,072 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,074 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,076 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,077 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,079 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,080 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,084 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,086 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,091 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,093 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,173 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-08-18 16:49:27,173 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-08-18 16:49:27,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:27,174 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:27,176 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-08-18 16:49:27,181 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:49:27,182 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:49:27,198 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-08-18 16:49:27,199 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=1} Honda state: {thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-08-18 16:49:27,203 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:27,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:27,204 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:27,205 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-08-18 16:49:27,207 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:49:27,217 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:49:27,232 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-08-18 16:49:27,232 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_5=-1} Honda state: {v_rep#funAddr~thread4.base_5=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-08-18 16:49:27,245 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:27,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:27,246 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:27,253 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:49:27,253 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:49:27,264 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-08-18 16:49:27,271 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-08-18 16:49:27,271 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_5=-1} Honda state: {v_rep#funAddr~thread1.base_5=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-08-18 16:49:27,273 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2023-08-18 16:49:27,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:27,275 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:27,275 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-08-18 16:49:27,278 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:49:27,278 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:49:27,285 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-08-18 16:49:27,285 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_#t~post4#1=0} Honda state: {thread2Thread1of1ForFork1_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-08-18 16:49:27,287 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2023-08-18 16:49:27,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:27,288 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:27,289 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-08-18 16:49:27,292 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:49:27,292 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:49:27,302 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-08-18 16:49:27,303 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_5=-1} Honda state: {v_rep#funAddr~thread3.base_5=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-08-18 16:49:27,305 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2023-08-18 16:49:27,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:27,306 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:27,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-08-18 16:49:27,309 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:49:27,309 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:49:27,323 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-08-18 16:49:27,323 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_5=-1} Honda state: {v_rep#funAddr~thread2.base_5=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-08-18 16:49:27,326 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:27,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:27,327 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:27,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-08-18 16:49:27,330 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:49:27,330 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:49:27,351 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-08-18 16:49:27,352 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_#t~post3#1=0} Honda state: {thread2Thread1of1ForFork1_#t~post3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-08-18 16:49:27,354 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:27,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:27,355 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:27,357 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-08-18 16:49:27,359 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:49:27,359 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:49:27,380 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-08-18 16:49:27,380 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_5=0} Honda state: {v_rep#funAddr~thread1.offset_5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-08-18 16:49:27,383 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-08-18 16:49:27,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,383 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:27,384 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:27,386 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-08-18 16:49:27,389 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:49:27,389 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:49:27,410 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-08-18 16:49:27,410 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_5=3} Honda state: {v_rep#funAddr~thread4.offset_5=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-08-18 16:49:27,412 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2023-08-18 16:49:27,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:27,414 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:27,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-08-18 16:49:27,417 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:49:27,417 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:49:27,433 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2023-08-18 16:49:27,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:27,435 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:27,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-08-18 16:49:27,442 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-08-18 16:49:27,442 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:49:27,541 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-08-18 16:49:27,544 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2023-08-18 16:49:27,544 INFO L210 LassoAnalysis]: Preferences: [2023-08-18 16:49:27,544 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-08-18 16:49:27,545 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-08-18 16:49:27,545 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-08-18 16:49:27,545 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-08-18 16:49:27,545 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,545 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-08-18 16:49:27,545 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-08-18 16:49:27,545 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration3_Loop [2023-08-18 16:49:27,545 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-08-18 16:49:27,545 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-08-18 16:49:27,547 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,559 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,561 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,563 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,565 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,567 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,569 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,570 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,572 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,574 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,578 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,579 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,581 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,585 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:27,672 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-08-18 16:49:27,672 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-08-18 16:49:27,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:27,674 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:27,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-08-18 16:49:27,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:49:27,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:49:27,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:49:27,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:49:27,683 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:49:27,684 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 16:49:27,684 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 16:49:27,688 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:49:27,691 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2023-08-18 16:49:27,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:27,692 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:27,692 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-08-18 16:49:27,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:49:27,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:49:27,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:49:27,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:49:27,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:49:27,702 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 16:49:27,702 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 16:49:27,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:49:27,714 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2023-08-18 16:49:27,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:27,715 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:27,717 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-08-18 16:49:27,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:49:27,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:49:27,724 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-08-18 16:49:27,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:49:27,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:49:27,725 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:49:27,725 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-08-18 16:49:27,725 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-08-18 16:49:27,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:49:27,731 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2023-08-18 16:49:27,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:27,733 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:27,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-08-18 16:49:27,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:49:27,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:49:27,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:49:27,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:49:27,741 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:49:27,742 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 16:49:27,743 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 16:49:27,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:49:27,755 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2023-08-18 16:49:27,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:27,756 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:27,758 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-08-18 16:49:27,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:49:27,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:49:27,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:49:27,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:49:27,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:49:27,766 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 16:49:27,766 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 16:49:27,781 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:49:27,784 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:27,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:27,785 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:27,787 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-08-18 16:49:27,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:49:27,794 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:49:27,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-08-18 16:49:27,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:49:27,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:49:27,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:49:27,794 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-08-18 16:49:27,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-08-18 16:49:27,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:49:27,823 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:27,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:27,824 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:27,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-08-18 16:49:27,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:49:27,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:49:27,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:49:27,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:49:27,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:49:27,835 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 16:49:27,835 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 16:49:27,856 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:49:27,864 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:27,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:27,865 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:27,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-08-18 16:49:27,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:49:27,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:49:27,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-08-18 16:49:27,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:49:27,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:49:27,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:49:27,876 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-08-18 16:49:27,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-08-18 16:49:27,893 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:49:27,897 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:27,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:27,899 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:27,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:49:27,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:49:27,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:49:27,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:49:27,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:49:27,910 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 16:49:27,910 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 16:49:27,914 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-08-18 16:49:27,922 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:49:27,924 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:27,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:27,925 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:27,928 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-08-18 16:49:27,929 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:49:27,935 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:49:27,935 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-08-18 16:49:27,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:49:27,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:49:27,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:49:27,935 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-08-18 16:49:27,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-08-18 16:49:27,951 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-08-18 16:49:27,953 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-08-18 16:49:27,954 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2023-08-18 16:49:27,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:27,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:27,955 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:27,955 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-08-18 16:49:27,958 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-08-18 16:49:27,958 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-08-18 16:49:27,958 INFO L513 LassoAnalysis]: Proved termination. [2023-08-18 16:49:27,958 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread2Thread1of1ForFork1_~i~1#1) = 1*~N~0 - 1*thread2Thread1of1ForFork1_~i~1#1 Supporting invariants [] [2023-08-18 16:49:27,960 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2023-08-18 16:49:27,961 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-08-18 16:49:27,981 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-18 16:49:28,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-18 16:49:28,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjunts are in the unsatisfiable core [2023-08-18 16:49:28,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-18 16:49:28,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-18 16:49:28,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 5 conjunts are in the unsatisfiable core [2023-08-18 16:49:28,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-18 16:49:28,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-18 16:49:28,087 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2023-08-18 16:49:28,087 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 125507 states and 662899 transitions. cyclomatic complexity: 545689 Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-18 16:49:28,521 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2023-08-18 16:49:32,238 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 125507 states and 662899 transitions. cyclomatic complexity: 545689. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 301378 states and 1529162 transitions. Complement of second has 9 states. [2023-08-18 16:49:32,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2023-08-18 16:49:32,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-18 16:49:32,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 290 transitions. [2023-08-18 16:49:32,239 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 290 transitions. Stem has 33 letters. Loop has 5 letters. [2023-08-18 16:49:32,240 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-08-18 16:49:32,240 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 290 transitions. Stem has 38 letters. Loop has 5 letters. [2023-08-18 16:49:32,240 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-08-18 16:49:32,240 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 290 transitions. Stem has 33 letters. Loop has 10 letters. [2023-08-18 16:49:32,240 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-08-18 16:49:32,240 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 301378 states and 1529162 transitions. [2023-08-18 16:49:40,998 INFO L131 ngComponentsAnalysis]: Automaton has 10550 accepting balls. 81630 [2023-08-18 16:49:45,510 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 301378 states to 251432 states and 1281665 transitions. [2023-08-18 16:49:45,511 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 112098 [2023-08-18 16:49:46,052 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 122391 [2023-08-18 16:49:46,053 INFO L73 IsDeterministic]: Start isDeterministic. Operand 251432 states and 1281665 transitions. [2023-08-18 16:49:46,053 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-08-18 16:49:46,053 INFO L218 hiAutomatonCegarLoop]: Abstraction has 251432 states and 1281665 transitions. [2023-08-18 16:49:46,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251432 states and 1281665 transitions. [2023-08-18 16:49:52,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251432 to 187878. [2023-08-18 16:49:53,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187878 states, 187878 states have (on average 5.285397971023749) internal successors, (993010), 187877 states have internal predecessors, (993010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-18 16:49:55,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187878 states to 187878 states and 993010 transitions. [2023-08-18 16:49:55,626 INFO L240 hiAutomatonCegarLoop]: Abstraction has 187878 states and 993010 transitions. [2023-08-18 16:49:55,626 INFO L428 stractBuchiCegarLoop]: Abstraction has 187878 states and 993010 transitions. [2023-08-18 16:49:55,626 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-08-18 16:49:55,626 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 187878 states and 993010 transitions. [2023-08-18 16:49:57,886 INFO L131 ngComponentsAnalysis]: Automaton has 6848 accepting balls. 55960 [2023-08-18 16:49:57,886 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-08-18 16:49:57,886 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-08-18 16:49:57,892 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] [2023-08-18 16:49:57,892 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-08-18 16:49:57,894 INFO L748 eck$LassoCheckResult]: Stem: 1507837#[$Ultimate##0]don't care [227] $Ultimate##0-->L-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] 1507839#[L-1]don't care [238] L-1-->L-1-1: Formula: (= (select |v_#valid_16| 0) 0) InVars {#valid=|v_#valid_16|} OutVars{#valid=|v_#valid_16|} AuxVars[] AssignedVars[] 1455939#[L-1-1]don't care [307] L-1-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 1455941#[L21]don't care [280] L21-->L21-1: Formula: (and (= (select |v_#valid_17| 1) 1) (= (select |v_#length_8| 1) 2)) InVars {#length=|v_#length_8|, #valid=|v_#valid_17|} OutVars{#length=|v_#length_8|, #valid=|v_#valid_17|} AuxVars[] AssignedVars[] 1478819#[L21-1]don't care [298] L21-1-->L21-2: Formula: (= (select (select |v_#memory_int_11| 1) 0) 48) InVars {#memory_int=|v_#memory_int_11|} OutVars{#memory_int=|v_#memory_int_11|} AuxVars[] AssignedVars[] 1601821#[L21-2]don't care [240] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_12| 1) 1) 0) InVars {#memory_int=|v_#memory_int_12|} OutVars{#memory_int=|v_#memory_int_12|} AuxVars[] AssignedVars[] 1534519#[L21-3]don't care [274] L21-3-->L21-4: Formula: (and (= (select |v_#valid_18| 2) 1) (= (select |v_#length_9| 2) 33)) InVars {#length=|v_#length_9|, #valid=|v_#valid_18|} OutVars{#length=|v_#length_9|, #valid=|v_#valid_18|} AuxVars[] AssignedVars[] 1534521#[L21-4]don't care [257] L21-4-->L38: Formula: (= v_~N~0_9 0) InVars {} OutVars{~N~0=v_~N~0_9} AuxVars[] AssignedVars[~N~0] 1590727#[L38]don't care [258] L38-->L38-1: Formula: (= v_~counter1~0_7 0) InVars {} OutVars{~counter1~0=v_~counter1~0_7} AuxVars[] AssignedVars[~counter1~0] 1590729#[L38-1]don't care [275] L38-1-->L-1-2: Formula: (= v_~counter2~0_7 0) InVars {} OutVars{~counter2~0=v_~counter2~0_7} AuxVars[] AssignedVars[~counter2~0] 1493951#[L-1-2]don't care [309] L-1-2-->L-1-3: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 1493953#[L-1-3]don't care [311] L-1-3-->L83: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_5|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_5|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_3|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_5|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_4|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_4|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_3|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_3|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_4|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_2|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_2|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_2|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_4|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_5|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_2|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_5|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, ULTIMATE.start_main_#t~nondet13#1, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet15#1, ULTIMATE.start_main_~#t2~0#1.base] 1532979#[L83]don't care [219] L83-->L83-1: Formula: (and (= (select |v_#valid_20| |v_ULTIMATE.start_main_~#t1~0#1.base_5|) 0) (= (store |v_#length_11| |v_ULTIMATE.start_main_~#t1~0#1.base_5| 4) |v_#length_10|) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t1~0#1.base_5|) (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_5| 0)) (= |v_#valid_19| (store |v_#valid_20| |v_ULTIMATE.start_main_~#t1~0#1.base_5| 1)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_5| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_11|, #valid=|v_#valid_20|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_10|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_5|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_5|, #valid=|v_#valid_19|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] 1532981#[L83-1]don't care [260] L83-1-->L83-2: Formula: (and (= (select |v_#valid_22| |v_ULTIMATE.start_main_~#t2~0#1.base_6|) 0) (= (store |v_#valid_22| |v_ULTIMATE.start_main_~#t2~0#1.base_6| 1) |v_#valid_21|) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_6| 0)) (= (store |v_#length_13| |v_ULTIMATE.start_main_~#t2~0#1.base_6| 4) |v_#length_12|) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2~0#1.base_6|) (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_6|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_13|, #valid=|v_#valid_22|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_12|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_6|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_6|, #valid=|v_#valid_21|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] 1592755#[L83-2]don't care [292] L83-2-->L83-3: Formula: (and (= (select |v_#valid_24| |v_ULTIMATE.start_main_~#t3~0#1.base_6|) 0) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_6| 0) (= (store |v_#valid_24| |v_ULTIMATE.start_main_~#t3~0#1.base_6| 1) |v_#valid_23|) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t3~0#1.base_6|) (= (store |v_#length_15| |v_ULTIMATE.start_main_~#t3~0#1.base_6| 4) |v_#length_14|) (not (= |v_ULTIMATE.start_main_~#t3~0#1.base_6| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_15|, #valid=|v_#valid_24|} OutVars{ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_6|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_14|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_6|, #valid=|v_#valid_23|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t3~0#1.offset, #valid, ULTIMATE.start_main_~#t3~0#1.base, #length] 1592757#[L83-3]don't care [297] L83-3-->L83-4: Formula: (and (= (store |v_#valid_26| |v_ULTIMATE.start_main_~#t4~0#1.base_6| 1) |v_#valid_25|) (= (store |v_#length_17| |v_ULTIMATE.start_main_~#t4~0#1.base_6| 4) |v_#length_16|) (= (select |v_#valid_26| |v_ULTIMATE.start_main_~#t4~0#1.base_6|) 0) (< |v_#StackHeapBarrier_5| |v_ULTIMATE.start_main_~#t4~0#1.base_6|) (= |v_ULTIMATE.start_main_~#t4~0#1.offset_6| 0) (not (= |v_ULTIMATE.start_main_~#t4~0#1.base_6| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_17|, #valid=|v_#valid_26|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_16|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_6|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_6|, #valid=|v_#valid_25|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t4~0#1.base] 1540715#[L83-4]don't care [259] L83-4-->L85: 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] 1540717#[L85]don't care [235] L85-->L85-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet9#1_3| v_~N~0_10) 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|, ~N~0=v_~N~0_10} AuxVars[] AssignedVars[~N~0] 1543837#[L85-1]don't care [248] L85-1-->L88: 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] 1543839#[L88]don't care [277] L88-->L88-1: Formula: (= |v_#pthreadsForks_10| |v_ULTIMATE.start_main_#t~pre10#1_3|) InVars {#pthreadsForks=|v_#pthreadsForks_10|} OutVars{#pthreadsForks=|v_#pthreadsForks_10|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre10#1] 1585777#[L88-1]don't care [296] L88-1-->L88-2: Formula: (= (+ |v_#pthreadsForks_12| 1) |v_#pthreadsForks_11|) InVars {#pthreadsForks=|v_#pthreadsForks_12|} OutVars{#pthreadsForks=|v_#pthreadsForks_11|} AuxVars[] AssignedVars[#pthreadsForks] 1497335#[L88-2]don't care [216] L88-2-->L88-3: Formula: (and (= (select |v_#valid_27| |v_ULTIMATE.start_main_~#t1~0#1.base_6|) 1) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_6|) (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_6| 4) (select |v_#length_18| |v_ULTIMATE.start_main_~#t1~0#1.base_6|)) (= (store |v_#memory_int_14| |v_ULTIMATE.start_main_~#t1~0#1.base_6| (store (select |v_#memory_int_14| |v_ULTIMATE.start_main_~#t1~0#1.base_6|) |v_ULTIMATE.start_main_~#t1~0#1.offset_6| |v_ULTIMATE.start_main_#t~pre10#1_4|)) |v_#memory_int_13|)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_4|, #valid=|v_#valid_27|, #memory_int=|v_#memory_int_14|, #length=|v_#length_18|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_6|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_6|} OutVars{ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_4|, #valid=|v_#valid_27|, #memory_int=|v_#memory_int_13|, #length=|v_#length_18|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_6|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_6|} AuxVars[] AssignedVars[#memory_int] 1497337#[L88-3]don't care [367] L88-3-->$Ultimate##0: Formula: (and (= v_thread1Thread1of1ForFork3_thidvar1_2 0) (= v_thread1Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork3_#res.base=|v_thread1Thread1of1ForFork3_#res.base_4|, thread1Thread1of1ForFork3_thidvar0=v_thread1Thread1of1ForFork3_thidvar0_2, thread1Thread1of1ForFork3_#res.offset=|v_thread1Thread1of1ForFork3_#res.offset_4|, thread1Thread1of1ForFork3_thidvar1=v_thread1Thread1of1ForFork3_thidvar1_2, thread1Thread1of1ForFork3_~i~0=v_thread1Thread1of1ForFork3_~i~0_12, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork3_#t~post1=|v_thread1Thread1of1ForFork3_#t~post1_8|, thread1Thread1of1ForFork3_#t~post2=|v_thread1Thread1of1ForFork3_#t~post2_4|} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_#res.base, thread1Thread1of1ForFork3_thidvar0, thread1Thread1of1ForFork3_#res.offset, thread1Thread1of1ForFork3_thidvar1, thread1Thread1of1ForFork3_~i~0, thread1Thread1of1ForFork3_#t~post1, thread1Thread1of1ForFork3_#t~post2] 1601497#[L88-4, $Ultimate##0]don't care [314] L88-4-->L88-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre10#1] 1601499#[L88-5, $Ultimate##0]don't care [316] $Ultimate##0-->L41-4: Formula: (= v_thread1Thread1of1ForFork3_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork3_~i~0=v_thread1Thread1of1ForFork3_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_~i~0] 1626601#[L41-4, L88-5]don't care [317] L41-4-->L42: Formula: (< v_thread1Thread1of1ForFork3_~i~0_3 v_~N~0_2) InVars {thread1Thread1of1ForFork3_~i~0=v_thread1Thread1of1ForFork3_~i~0_3, ~N~0=v_~N~0_2} OutVars{thread1Thread1of1ForFork3_~i~0=v_thread1Thread1of1ForFork3_~i~0_3, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[] 1615025#[L88-5, L42]don't care [286] L88-5-->L89: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet11#1] 1613003#[L89, L42]don't care [265] L89-->L89-1: Formula: (= |v_ULTIMATE.start_main_#t~pre12#1_1| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1] 1607145#[L42, L89-1]don't care [244] L89-1-->L89-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 1609239#[L89-2, L42]don't care [271] L89-2-->L89-3: Formula: (and (= (select |v_#valid_1| |v_ULTIMATE.start_main_~#t2~0#1.base_1|) 1) (= (store |v_#memory_int_2| |v_ULTIMATE.start_main_~#t2~0#1.base_1| (store (select |v_#memory_int_2| |v_ULTIMATE.start_main_~#t2~0#1.base_1|) |v_ULTIMATE.start_main_~#t2~0#1.offset_1| |v_ULTIMATE.start_main_#t~pre12#1_2|)) |v_#memory_int_1|) (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_1|) (select |v_#length_1| |v_ULTIMATE.start_main_~#t2~0#1.base_1|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_1|)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_2|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_2|, #length=|v_#length_1|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_2|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #length=|v_#length_1|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|} AuxVars[] AssignedVars[#memory_int] 1626439#[L42, L89-3]don't care [361] L89-3-->$Ultimate##0: Formula: (and (= v_thread2Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork1_#res#1.base=|v_thread2Thread1of1ForFork1_#res#1.base_4|, thread2Thread1of1ForFork1_#t~post4#1=|v_thread2Thread1of1ForFork1_#t~post4#1_4|, thread2Thread1of1ForFork1_#res#1.offset=|v_thread2Thread1of1ForFork1_#res#1.offset_4|, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_8|, thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_12|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork1_#res#1.base, thread2Thread1of1ForFork1_#t~post4#1, thread2Thread1of1ForFork1_#res#1.offset, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork1_#t~post3#1, thread2Thread1of1ForFork1_~i~1#1, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 1606071#[L42, L89-4, $Ultimate##0]don't care [326] $Ultimate##0-->L51-4: Formula: (= |v_thread2Thread1of1ForFork1_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_~i~1#1] 1527667#[L42, L89-4, L51-4]don't care [327] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork1_~i~1#1_3| v_~N~0_4) InVars {thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_3|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_3|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[] 1527673#[L42, L52, L89-4]don't care [320] L42-->L44: Formula: (= (+ v_~counter1~0_13 1) v_~counter1~0_12) InVars {~counter1~0=v_~counter1~0_13} OutVars{thread1Thread1of1ForFork3_#t~post2=|v_thread1Thread1of1ForFork3_#t~post2_1|, ~counter1~0=v_~counter1~0_12} AuxVars[] AssignedVars[~counter1~0, thread1Thread1of1ForFork3_#t~post2] 1612687#[L52, L89-4, L44]don't care [2023-08-18 16:49:57,894 INFO L750 eck$LassoCheckResult]: Loop: 1612687#[L52, L89-4, L44]don't care [330] L52-->L55: Formula: (and (not (= |v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_1| 0)) (= |v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_1| |v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_1|) (= (+ v_~counter1~0_28 1) v_~counter1~0_29) (= (ite (< 0 v_~counter1~0_29) 1 0) |v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_1|)) InVars {~counter1~0=v_~counter1~0_29} OutVars{thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_1|, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_1|, thread2Thread1of1ForFork1_#t~post4#1=|v_thread2Thread1of1ForFork1_#t~post4#1_1|, ~counter1~0=v_~counter1~0_28} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork1_#t~post4#1, ~counter1~0, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1] 1555877#[L89-4, L55, L44]don't care [332] L55-->L51-2: Formula: (= |v_thread2Thread1of1ForFork1_~i~1#1_7| |v_thread2Thread1of1ForFork1_#t~post3#1_1|) InVars {thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_7|} OutVars{thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_1|, thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_7|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post3#1] 1555881#[L89-4, L44, L51-2]don't care [334] L51-2-->L51-3: Formula: (= |v_thread2Thread1of1ForFork1_~i~1#1_9| (+ |v_thread2Thread1of1ForFork1_#t~post3#1_3| 1)) InVars {thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_3|} OutVars{thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_3|, thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_9|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_~i~1#1] 1652087#[L89-4, L51-3, L44]don't care [335] L51-3-->L51-4: Formula: true InVars {} OutVars{thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_5|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post3#1] 1652091#[L89-4, L51-4, L44]don't care [327] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork1_~i~1#1_3| v_~N~0_4) InVars {thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_3|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_3|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[] 1612687#[L52, L89-4, L44]don't care [2023-08-18 16:49:57,894 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-18 16:49:57,894 INFO L85 PathProgramCache]: Analyzing trace with hash -792385340, now seen corresponding path program 1 times [2023-08-18 16:49:57,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-18 16:49:57,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980924879] [2023-08-18 16:49:57,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-18 16:49:57,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-18 16:49:57,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 16:49:57,941 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-18 16:49:57,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 16:49:57,970 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-18 16:49:57,970 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-18 16:49:57,970 INFO L85 PathProgramCache]: Analyzing trace with hash 343613379, now seen corresponding path program 3 times [2023-08-18 16:49:57,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-18 16:49:57,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938912175] [2023-08-18 16:49:57,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-18 16:49:57,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-18 16:49:57,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 16:49:57,974 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-18 16:49:57,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 16:49:57,976 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-18 16:49:57,979 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-18 16:49:57,979 INFO L85 PathProgramCache]: Analyzing trace with hash -2056259360, now seen corresponding path program 2 times [2023-08-18 16:49:57,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-18 16:49:57,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577530698] [2023-08-18 16:49:57,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-18 16:49:57,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-18 16:49:58,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 16:49:58,008 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-18 16:49:58,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 16:49:58,025 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-18 16:49:58,060 INFO L210 LassoAnalysis]: Preferences: [2023-08-18 16:49:58,060 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-08-18 16:49:58,060 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-08-18 16:49:58,060 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-08-18 16:49:58,060 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-08-18 16:49:58,060 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:58,060 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-08-18 16:49:58,060 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-08-18 16:49:58,060 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration4_Loop [2023-08-18 16:49:58,060 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-08-18 16:49:58,060 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-08-18 16:49:58,062 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,063 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,065 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,067 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,068 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,070 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,073 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,075 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,077 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,080 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,084 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,086 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,088 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,089 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,212 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-08-18 16:49:58,212 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-08-18 16:49:58,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:58,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:58,213 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:58,237 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:49:58,237 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:49:58,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-08-18 16:49:58,265 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-08-18 16:49:58,265 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_#t~post3#1=0} Honda state: {thread2Thread1of1ForFork1_#t~post3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-08-18 16:49:58,268 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:58,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:58,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:58,270 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:58,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-08-18 16:49:58,273 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:49:58,273 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:49:58,313 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-08-18 16:49:58,313 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_7=-1} Honda state: {v_rep#funAddr~thread4.base_7=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-08-18 16:49:58,317 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:58,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:58,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:58,318 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:58,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-08-18 16:49:58,322 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:49:58,323 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:49:58,343 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-08-18 16:49:58,343 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_7=-1} Honda state: {v_rep#funAddr~thread3.base_7=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-08-18 16:49:58,346 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:58,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:58,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:58,356 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:58,362 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:49:58,362 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:49:58,376 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-08-18 16:49:58,389 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-08-18 16:49:58,389 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_7=-1} Honda state: {v_rep#funAddr~thread1.base_7=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-08-18 16:49:58,392 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:58,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:58,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:58,394 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:58,398 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:49:58,398 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:49:58,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-08-18 16:49:58,415 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-08-18 16:49:58,415 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_7=-1} Honda state: {v_rep#funAddr~thread2.base_7=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-08-18 16:49:58,421 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:58,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:58,421 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:58,425 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:58,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-08-18 16:49:58,428 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:49:58,428 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:49:58,449 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-08-18 16:49:58,449 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1=1} Honda state: {thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-08-18 16:49:58,452 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:58,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:58,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:58,453 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:58,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-08-18 16:49:58,461 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:49:58,461 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:49:58,485 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-08-18 16:49:58,485 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_7=3} Honda state: {v_rep#funAddr~thread4.offset_7=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-08-18 16:49:58,488 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:58,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:58,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:58,489 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:58,493 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:49:58,493 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:49:58,503 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-08-18 16:49:58,513 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-08-18 16:49:58,513 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=1} Honda state: {thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-08-18 16:49:58,515 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:58,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:58,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:58,517 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:58,537 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-08-18 16:49:58,537 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:49:58,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-08-18 16:49:58,557 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:58,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:58,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:58,558 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:58,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-08-18 16:49:58,562 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-08-18 16:49:58,562 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-08-18 16:49:58,779 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-08-18 16:49:58,783 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:58,783 INFO L210 LassoAnalysis]: Preferences: [2023-08-18 16:49:58,783 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-08-18 16:49:58,783 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-08-18 16:49:58,783 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-08-18 16:49:58,783 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-08-18 16:49:58,783 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:58,783 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-08-18 16:49:58,783 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-08-18 16:49:58,783 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration4_Loop [2023-08-18 16:49:58,783 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-08-18 16:49:58,783 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-08-18 16:49:58,784 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,792 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,795 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,797 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,803 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,805 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,807 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,809 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,811 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,815 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,820 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,822 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,824 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:58,825 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 16:49:59,239 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-08-18 16:49:59,239 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-08-18 16:49:59,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:59,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:59,241 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:59,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-08-18 16:49:59,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:49:59,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:49:59,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:49:59,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:49:59,250 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:49:59,255 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 16:49:59,255 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 16:49:59,276 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:49:59,279 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:59,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:59,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:59,280 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:59,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-08-18 16:49:59,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:49:59,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:49:59,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:49:59,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:49:59,289 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:49:59,290 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 16:49:59,290 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 16:49:59,306 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:49:59,308 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:59,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:59,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:59,310 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:59,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-08-18 16:49:59,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:49:59,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:49:59,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:49:59,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:49:59,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:49:59,320 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 16:49:59,320 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 16:49:59,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:49:59,345 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:59,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:59,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:59,346 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:59,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:49:59,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:49:59,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-08-18 16:49:59,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:49:59,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:49:59,359 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:49:59,360 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-08-18 16:49:59,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-08-18 16:49:59,363 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-08-18 16:49:59,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:49:59,374 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:59,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:59,374 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:59,375 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:59,376 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-08-18 16:49:59,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:49:59,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:49:59,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:49:59,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:49:59,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:49:59,384 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 16:49:59,384 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 16:49:59,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:49:59,411 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:59,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:59,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:59,412 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:59,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:49:59,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:49:59,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:49:59,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:49:59,439 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:49:59,440 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 16:49:59,440 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 16:49:59,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-08-18 16:49:59,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:49:59,456 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2023-08-18 16:49:59,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:59,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:59,457 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:59,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:49:59,467 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:49:59,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:49:59,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:49:59,467 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:49:59,469 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 16:49:59,469 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 16:49:59,473 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-08-18 16:49:59,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:49:59,491 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:59,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:59,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:59,493 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:59,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-08-18 16:49:59,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:49:59,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:49:59,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-08-18 16:49:59,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:49:59,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:49:59,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:49:59,502 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-08-18 16:49:59,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-08-18 16:49:59,517 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 16:49:59,522 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:59,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:59,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:59,533 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:59,537 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-08-18 16:49:59,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 16:49:59,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 16:49:59,544 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-08-18 16:49:59,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 16:49:59,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 16:49:59,544 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 16:49:59,544 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-08-18 16:49:59,545 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-08-18 16:49:59,560 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-08-18 16:49:59,563 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-08-18 16:49:59,563 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-08-18 16:49:59,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:49:59,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:49:59,565 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 16:49:59,568 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-08-18 16:49:59,569 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-08-18 16:49:59,569 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-08-18 16:49:59,569 INFO L513 LassoAnalysis]: Proved termination. [2023-08-18 16:49:59,569 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread2Thread1of1ForFork1_~i~1#1, ~N~0) = -1*thread2Thread1of1ForFork1_~i~1#1 + 1*~N~0 Supporting invariants [] [2023-08-18 16:49:59,572 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2023-08-18 16:49:59,573 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-08-18 16:49:59,584 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-18 16:49:59,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-18 16:49:59,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 2 conjunts are in the unsatisfiable core [2023-08-18 16:49:59,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-18 16:49:59,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-18 16:49:59,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 5 conjunts are in the unsatisfiable core [2023-08-18 16:49:59,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-18 16:49:59,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-18 16:49:59,682 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2023-08-18 16:49:59,682 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 187878 states and 993010 transitions. cyclomatic complexity: 816860 Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-18 16:50:00,545 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-08-18 16:50:07,055 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 187878 states and 993010 transitions. cyclomatic complexity: 816860. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 464809 states and 2397412 transitions. Complement of second has 11 states. [2023-08-18 16:50:07,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2023-08-18 16:50:07,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-18 16:50:07,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 341 transitions. [2023-08-18 16:50:07,064 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 341 transitions. Stem has 34 letters. Loop has 5 letters. [2023-08-18 16:50:07,064 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-08-18 16:50:07,064 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 341 transitions. Stem has 39 letters. Loop has 5 letters. [2023-08-18 16:50:07,064 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-08-18 16:50:07,064 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 341 transitions. Stem has 34 letters. Loop has 10 letters. [2023-08-18 16:50:07,064 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-08-18 16:50:07,064 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 464809 states and 2397412 transitions. [2023-08-18 16:50:17,435 INFO L131 ngComponentsAnalysis]: Automaton has 12758 accepting balls. 96930 [2023-08-18 16:50:25,744 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 464809 states to 381234 states and 1940901 transitions. [2023-08-18 16:50:25,744 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 138694 [2023-08-18 16:50:26,891 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 160182 [2023-08-18 16:50:26,893 INFO L73 IsDeterministic]: Start isDeterministic. Operand 381234 states and 1940901 transitions. [2023-08-18 16:50:26,893 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-08-18 16:50:26,893 INFO L218 hiAutomatonCegarLoop]: Abstraction has 381234 states and 1940901 transitions. [2023-08-18 16:50:28,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381234 states and 1940901 transitions. [2023-08-18 16:50:42,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381234 to 289102.