/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.automaton.type.for.concurrent.programs BUCHI_AUTOMATON -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-?-9ecb849-m [2024-02-09 23:18:07,366 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-09 23:18:07,422 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2024-02-09 23:18:07,430 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-09 23:18:07,431 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-09 23:18:07,431 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.Only consider context switches at boundaries of atomic blocks [2024-02-09 23:18:07,462 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-09 23:18:07,462 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-09 23:18:07,462 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-09 23:18:07,463 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-09 23:18:07,463 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-09 23:18:07,464 INFO L153 SettingsManager]: * Use SBE=true [2024-02-09 23:18:07,464 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-02-09 23:18:07,468 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-02-09 23:18:07,468 INFO L153 SettingsManager]: * Use old map elimination=false [2024-02-09 23:18:07,468 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-02-09 23:18:07,468 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-02-09 23:18:07,469 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-02-09 23:18:07,469 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-09 23:18:07,469 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-02-09 23:18:07,469 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-09 23:18:07,470 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-09 23:18:07,471 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-09 23:18:07,471 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-09 23:18:07,471 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-02-09 23:18:07,471 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-02-09 23:18:07,471 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-02-09 23:18:07,472 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-02-09 23:18:07,472 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-09 23:18:07,472 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-09 23:18:07,473 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-02-09 23:18:07,473 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-09 23:18:07,473 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-09 23:18:07,473 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-09 23:18:07,473 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-09 23:18:07,473 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-09 23:18:07,474 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-09 23:18:07,474 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-02-09 23:18:07,474 INFO L153 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_AUTOMATON [2024-02-09 23:18:07,754 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-09 23:18:07,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-09 23:18:07,774 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-09 23:18:07,775 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-09 23:18:07,775 INFO L274 PluginConnector]: CDTParser initialized [2024-02-09 23:18:07,776 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c [2024-02-09 23:18:08,998 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-09 23:18:09,141 INFO L384 CDTParser]: Found 1 translation units. [2024-02-09 23:18:09,141 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c [2024-02-09 23:18:09,147 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f69cbc51/76bef396cac940ce91686b5c2e91614d/FLAGb081bddcd [2024-02-09 23:18:09,161 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f69cbc51/76bef396cac940ce91686b5c2e91614d [2024-02-09 23:18:09,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-09 23:18:09,165 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-09 23:18:09,167 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-09 23:18:09,167 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-09 23:18:09,171 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-09 23:18:09,171 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 11:18:09" (1/1) ... [2024-02-09 23:18:09,172 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aa1a882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:09, skipping insertion in model container [2024-02-09 23:18:09,172 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 11:18:09" (1/1) ... [2024-02-09 23:18:09,194 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-02-09 23:18:09,347 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-09 23:18:09,355 INFO L202 MainTranslator]: Completed pre-run [2024-02-09 23:18:09,371 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-09 23:18:09,376 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-02-09 23:18:09,377 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-02-09 23:18:09,382 INFO L206 MainTranslator]: Completed translation [2024-02-09 23:18:09,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:09 WrapperNode [2024-02-09 23:18:09,382 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-09 23:18:09,383 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-09 23:18:09,383 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-09 23:18:09,383 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-09 23:18:09,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:09" (1/1) ... [2024-02-09 23:18:09,396 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:09" (1/1) ... [2024-02-09 23:18:09,413 INFO L138 Inliner]: procedures = 23, calls = 42, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 119 [2024-02-09 23:18:09,413 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-09 23:18:09,414 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-09 23:18:09,414 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-09 23:18:09,414 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-09 23:18:09,420 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:09" (1/1) ... [2024-02-09 23:18:09,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:09" (1/1) ... [2024-02-09 23:18:09,422 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:09" (1/1) ... [2024-02-09 23:18:09,422 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:09" (1/1) ... [2024-02-09 23:18:09,426 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:09" (1/1) ... [2024-02-09 23:18:09,428 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:09" (1/1) ... [2024-02-09 23:18:09,429 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:09" (1/1) ... [2024-02-09 23:18:09,430 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:09" (1/1) ... [2024-02-09 23:18:09,432 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-09 23:18:09,433 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-09 23:18:09,433 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-09 23:18:09,433 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-09 23:18:09,433 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:09" (1/1) ... [2024-02-09 23:18:09,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:09,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:09,466 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) [2024-02-09 23:18:09,467 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 [2024-02-09 23:18:09,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-09 23:18:09,519 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-09 23:18:09,519 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-09 23:18:09,519 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-09 23:18:09,519 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-09 23:18:09,519 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-09 23:18:09,519 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-09 23:18:09,519 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-02-09 23:18:09,520 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-02-09 23:18:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-02-09 23:18:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-09 23:18:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-02-09 23:18:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-09 23:18:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-09 23:18:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-09 23:18:09,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-09 23:18:09,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-02-09 23:18:09,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-09 23:18:09,523 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-09 23:18:09,596 INFO L236 CfgBuilder]: Building ICFG [2024-02-09 23:18:09,598 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-09 23:18:09,780 INFO L277 CfgBuilder]: Performing block encoding [2024-02-09 23:18:09,827 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-09 23:18:09,827 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2024-02-09 23:18:09,829 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 11:18:09 BoogieIcfgContainer [2024-02-09 23:18:09,829 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-09 23:18:09,830 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-02-09 23:18:09,830 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-02-09 23:18:09,837 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-02-09 23:18:09,837 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-09 23:18:09,838 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.02 11:18:09" (1/3) ... [2024-02-09 23:18:09,838 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7609824 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.02 11:18:09, skipping insertion in model container [2024-02-09 23:18:09,838 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-09 23:18:09,839 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:09" (2/3) ... [2024-02-09 23:18:09,839 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7609824 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.02 11:18:09, skipping insertion in model container [2024-02-09 23:18:09,839 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-09 23:18:09,839 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 11:18:09" (3/3) ... [2024-02-09 23:18:09,840 INFO L332 chiAutomizerObserver]: Analyzing ICFG popl20-counter-determinism.wvr.c [2024-02-09 23:18:09,913 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-02-09 23:18:09,936 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 130 places, 130 transitions, 288 flow [2024-02-09 23:18:09,998 INFO L124 PetriNetUnfolderBase]: 9/122 cut-off events. [2024-02-09 23:18:09,999 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-02-09 23:18:10,005 INFO L83 FinitePrefix]: Finished finitePrefix Result has 139 conditions, 122 events. 9/122 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 105 event pairs, 0 based on Foata normal form. 0/113 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2024-02-09 23:18:10,005 INFO L82 GeneralOperation]: Start removeDead. Operand has 130 places, 130 transitions, 288 flow [2024-02-09 23:18:10,010 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 126 places, 122 transitions, 268 flow [2024-02-09 23:18:10,020 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2024-02-09 23:18:10,020 INFO L304 stractBuchiCegarLoop]: Hoare is false [2024-02-09 23:18:10,021 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-02-09 23:18:10,021 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-02-09 23:18:10,021 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-02-09 23:18:10,021 INFO L308 stractBuchiCegarLoop]: Difference is false [2024-02-09 23:18:10,021 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-02-09 23:18:10,021 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-02-09 23:18:10,022 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2024-02-09 23:18:13,679 INFO L131 ngComponentsAnalysis]: Automaton has 3611 accepting balls. 46095 [2024-02-09 23:18:13,679 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-09 23:18:13,679 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-09 23:18:13,688 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] [2024-02-09 23:18:13,688 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-02-09 23:18:13,688 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-02-09 23:18:13,688 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 50036 states, but on-demand construction may add more states [2024-02-09 23:18:14,922 INFO L131 ngComponentsAnalysis]: Automaton has 3611 accepting balls. 46095 [2024-02-09 23:18:14,923 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-09 23:18:14,923 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-09 23:18:14,925 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] [2024-02-09 23:18:14,925 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-02-09 23:18:14,930 INFO L748 eck$LassoCheckResult]: Stem: 133#[$Ultimate##0]don't care [246] $Ultimate##0-->L-1: Formula: (= (select |v_#valid_17| 0) 0) InVars {#valid=|v_#valid_17|} OutVars{#valid=|v_#valid_17|} AuxVars[] AssignedVars[] 136#[L-1]don't care [257] L-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 138#[L21]don't care [301] L21-->L21-1: Formula: (and (= (select |v_#length_9| 1) 2) (= 1 (select |v_#valid_18| 1))) InVars {#length=|v_#length_9|, #valid=|v_#valid_18|} OutVars{#length=|v_#length_9|, #valid=|v_#valid_18|} AuxVars[] AssignedVars[] 140#[L21-1]don't care [323] L21-1-->L21-2: Formula: (= 48 (select (select |v_#memory_int_13| 1) 0)) InVars {#memory_int=|v_#memory_int_13|} OutVars{#memory_int=|v_#memory_int_13|} AuxVars[] AssignedVars[] 142#[L21-2]don't care [259] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_14| 1) 1) 0) InVars {#memory_int=|v_#memory_int_14|} OutVars{#memory_int=|v_#memory_int_14|} AuxVars[] AssignedVars[] 144#[L21-3]don't care [294] L21-3-->L21-4: Formula: (and (= (select |v_#valid_19| 2) 1) (= (select |v_#length_10| 2) 33)) InVars {#length=|v_#length_10|, #valid=|v_#valid_19|} OutVars{#length=|v_#length_10|, #valid=|v_#valid_19|} AuxVars[] AssignedVars[] 146#[L21-4]don't care [276] L21-4-->L38: Formula: (= 0 v_~N~0_10) InVars {} OutVars{~N~0=v_~N~0_10} AuxVars[] AssignedVars[~N~0] 148#[L38]don't care [277] L38-->L38-1: Formula: (= v_~counter1~0_7 0) InVars {} OutVars{~counter1~0=v_~counter1~0_7} AuxVars[] AssignedVars[~counter1~0] 150#[L38-1]don't care [295] L38-1-->L-1-1: Formula: (= v_~counter2~0_7 0) InVars {} OutVars{~counter2~0=v_~counter2~0_7} AuxVars[] AssignedVars[~counter2~0] 152#[L-1-1]don't care [333] L-1-1-->L-1-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 154#[L-1-2]don't care [336] L-1-2-->L83: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_5|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_6|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_6|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_4|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_6|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_6|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_4|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_6|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_4|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_5|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_3|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_5|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_5|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_3|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_5|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_6|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_3|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_6|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_3|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_6|} 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] 156#[L83]don't care [238] L83-->L83-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_7| 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_7| 0) (= (select |v_#valid_21| |v_ULTIMATE.start_main_~#t1~0#1.base_7|) 0) (= (store |v_#valid_21| |v_ULTIMATE.start_main_~#t1~0#1.base_7| 1) |v_#valid_20|) (= (store |v_#length_12| |v_ULTIMATE.start_main_~#t1~0#1.base_7| 4) |v_#length_11|) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t1~0#1.base_7|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_12|, #valid=|v_#valid_21|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_11|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_7|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_7|, #valid=|v_#valid_20|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] 158#[L83-1]don't care [279] L83-1-->L83-2: Formula: (and (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_7|) (= |v_#valid_22| (store |v_#valid_23| |v_ULTIMATE.start_main_~#t2~0#1.base_7| 1)) (= (select |v_#valid_23| |v_ULTIMATE.start_main_~#t2~0#1.base_7|) 0) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2~0#1.base_7|) (= (store |v_#length_14| |v_ULTIMATE.start_main_~#t2~0#1.base_7| 4) |v_#length_13|) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_7| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_14|, #valid=|v_#valid_23|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_13|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_7|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_7|, #valid=|v_#valid_22|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] 160#[L83-2]don't care [317] L83-2-->L83-3: Formula: (and (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t3~0#1.base_7|) (= (select |v_#valid_25| |v_ULTIMATE.start_main_~#t3~0#1.base_7|) 0) (= |v_#valid_24| (store |v_#valid_25| |v_ULTIMATE.start_main_~#t3~0#1.base_7| 1)) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_7| 0) (= |v_#length_15| (store |v_#length_16| |v_ULTIMATE.start_main_~#t3~0#1.base_7| 4)) (not (= |v_ULTIMATE.start_main_~#t3~0#1.base_7| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_16|, #valid=|v_#valid_25|} OutVars{ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_7|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_15|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_7|, #valid=|v_#valid_24|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t3~0#1.offset, #valid, ULTIMATE.start_main_~#t3~0#1.base, #length] 162#[L83-3]don't care [322] L83-3-->L83-4: Formula: (and (= (store |v_#length_18| |v_ULTIMATE.start_main_~#t4~0#1.base_7| 4) |v_#length_17|) (< |v_#StackHeapBarrier_5| |v_ULTIMATE.start_main_~#t4~0#1.base_7|) (= (select |v_#valid_27| |v_ULTIMATE.start_main_~#t4~0#1.base_7|) 0) (not (= |v_ULTIMATE.start_main_~#t4~0#1.base_7| 0)) (= (store |v_#valid_27| |v_ULTIMATE.start_main_~#t4~0#1.base_7| 1) |v_#valid_26|) (= |v_ULTIMATE.start_main_~#t4~0#1.offset_7| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_18|, #valid=|v_#valid_27|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_17|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_7|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_7|, #valid=|v_#valid_26|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t4~0#1.base] 164#[L83-4]don't care [278] L83-4-->L85: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] 166#[L85]don't care [254] L85-->L85-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet9#1_2| v_~N~0_9) InVars {ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_2|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_2|, ~N~0=v_~N~0_9} AuxVars[] AssignedVars[~N~0] 168#[L85-1]don't care [267] L85-1-->L88: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] 170#[L88]don't care [298] L88-->L88-1: Formula: (= |v_ULTIMATE.start_main_#t~pre10#1_1| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre10#1] 172#[L88-1]don't care [321] L88-1-->L88-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 174#[L88-2]don't care [235] L88-2-->L88-3: Formula: (and (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_1| 4) (select |v_#length_1| |v_ULTIMATE.start_main_~#t1~0#1.base_1|)) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_1|) (= (select |v_#valid_1| |v_ULTIMATE.start_main_~#t1~0#1.base_1|) 1) (= (store |v_#memory_int_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1| (store (select |v_#memory_int_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1|) |v_ULTIMATE.start_main_~#t1~0#1.offset_1| |v_ULTIMATE.start_main_#t~pre10#1_2|)) |v_#memory_int_1|)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_2|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_2|, #length=|v_#length_1|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_1|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_1|} OutVars{ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_2|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #length=|v_#length_1|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_1|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_1|} AuxVars[] AssignedVars[#memory_int] 176#[L88-3]don't care [392] L88-3-->$Ultimate##0: Formula: (and (= 0 v_thread1Thread1of1ForFork1_thidvar1_2) (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_7|)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_7|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_7|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_14, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 178#[$Ultimate##0, L88-4]don't care [343] $Ultimate##0-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 182#[L88-4, L41-4]don't care [2024-02-09 23:18:14,930 INFO L750 eck$LassoCheckResult]: Loop: 182#[L88-4, L41-4]don't care [344] L41-4-->L42: Formula: (< v_thread1Thread1of1ForFork1_~i~0_3 v_~N~0_2) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_2} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[] 188#[L88-4, L42]don't care [347] L42-->L44: Formula: (= (+ v_~counter1~0_13 1) v_~counter1~0_12) InVars {~counter1~0=v_~counter1~0_13} OutVars{thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_1|, ~counter1~0=v_~counter1~0_12} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post2, ~counter1~0] 200#[L88-4, L44]don't care [349] L44-->L41-2: Formula: (= |v_thread1Thread1of1ForFork1_#t~post1_1| v_thread1Thread1of1ForFork1_~i~0_9) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_9} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_9, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_1|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1] 216#[L88-4, L41-2]don't care [351] L41-2-->L41-3: Formula: (= v_thread1Thread1of1ForFork1_~i~0_11 (+ |v_thread1Thread1of1ForFork1_#t~post1_3| 1)) InVars {thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_3|} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_11, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_3|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 236#[L88-4, L41-3]don't care [353] L41-3-->L41-4: Formula: true InVars {} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1] 182#[L88-4, L41-4]don't care [2024-02-09 23:18:14,940 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:14,940 INFO L85 PathProgramCache]: Analyzing trace with hash 874720466, now seen corresponding path program 1 times [2024-02-09 23:18:14,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:18:14,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662719117] [2024-02-09 23:18:14,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:18:14,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:18:15,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:15,072 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:18:15,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:15,125 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:18:15,127 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:15,127 INFO L85 PathProgramCache]: Analyzing trace with hash 357004475, now seen corresponding path program 1 times [2024-02-09 23:18:15,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:18:15,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277944582] [2024-02-09 23:18:15,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:18:15,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:18:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:15,135 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:18:15,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:15,144 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:18:15,145 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:15,145 INFO L85 PathProgramCache]: Analyzing trace with hash 2028249738, now seen corresponding path program 1 times [2024-02-09 23:18:15,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:18:15,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505348046] [2024-02-09 23:18:15,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:18:15,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:18:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:15,194 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:18:15,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:15,214 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:18:15,263 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:18:15,264 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:18:15,264 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:18:15,264 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:18:15,265 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2024-02-09 23:18:15,265 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:15,265 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:18:15,265 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:18:15,265 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration1_Loop [2024-02-09 23:18:15,265 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:18:15,265 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:18:15,354 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:15,368 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:15,371 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:15,375 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:15,378 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:15,381 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:15,385 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:15,388 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:15,406 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:15,411 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:15,414 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:15,419 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:15,524 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:18:15,525 INFO L404 LassoAnalysis]: Checking for nontermination... [2024-02-09 23:18:15,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:15,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:15,552 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) [2024-02-09 23:18:15,584 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 [2024-02-09 23:18:15,585 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:15,585 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:15,607 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:15,607 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: [] [2024-02-09 23:18:15,615 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-02-09 23:18:15,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:15,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:15,658 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) [2024-02-09 23:18:15,661 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 [2024-02-09 23:18:15,664 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:15,664 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:15,711 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 [2024-02-09 23:18:15,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:15,711 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:15,721 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) [2024-02-09 23:18:15,729 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 [2024-02-09 23:18:15,730 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-02-09 23:18:15,730 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:15,763 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:15,764 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~counter1~0=0} Honda state: {~counter1~0=0} Generalized eigenvectors: [{~counter1~0=2}, {~counter1~0=2}, {~counter1~0=-3}] Lambdas: [0, 1, 1] Nus: [1, 0] [2024-02-09 23:18:15,768 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 [2024-02-09 23:18:15,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:15,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:15,770 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) [2024-02-09 23:18:15,773 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 [2024-02-09 23:18:15,776 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:15,776 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:15,794 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:15,794 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_1=-1} Honda state: {v_rep#funAddr~thread1.base_1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:15,809 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 [2024-02-09 23:18:15,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:15,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:15,811 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) [2024-02-09 23:18:15,815 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 [2024-02-09 23:18:15,825 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:15,825 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:15,861 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:15,862 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_1=0} Honda state: {v_rep#funAddr~thread1.offset_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:15,882 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 [2024-02-09 23:18:15,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:15,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:15,901 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) [2024-02-09 23:18:15,911 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 [2024-02-09 23:18:15,911 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:15,911 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:15,960 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:15,960 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_1=-1} Honda state: {v_rep#funAddr~thread3.base_1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:15,964 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 [2024-02-09 23:18:15,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:15,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:15,966 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) [2024-02-09 23:18:16,026 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 [2024-02-09 23:18:16,027 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:16,027 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:16,048 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:16,048 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_1=-1} Honda state: {v_rep#funAddr~thread2.base_1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:16,059 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 [2024-02-09 23:18:16,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:16,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:16,061 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) [2024-02-09 23:18:16,062 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 [2024-02-09 23:18:16,063 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:16,063 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:16,095 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:16,095 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_1=-1} Honda state: {v_rep#funAddr~thread4.base_1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:16,100 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 [2024-02-09 23:18:16,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:16,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:16,102 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) [2024-02-09 23:18:16,124 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 [2024-02-09 23:18:16,125 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:16,125 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:16,148 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:16,149 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_1=1} Honda state: {v_rep#funAddr~thread2.offset_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:16,152 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 [2024-02-09 23:18:16,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:16,152 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:16,153 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) [2024-02-09 23:18:16,157 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 [2024-02-09 23:18:16,157 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:16,157 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:16,179 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:16,180 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.offset_1=2} Honda state: {v_rep#funAddr~thread3.offset_1=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:16,184 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 [2024-02-09 23:18:16,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:16,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:16,197 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) [2024-02-09 23:18:16,199 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 [2024-02-09 23:18:16,199 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:16,200 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:16,221 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:16,221 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread1Thread1of1ForFork1_#t~post1=0} Honda state: {thread1Thread1of1ForFork1_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:16,240 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 [2024-02-09 23:18:16,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:16,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:16,242 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) [2024-02-09 23:18:16,245 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 [2024-02-09 23:18:16,246 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:16,247 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:16,277 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 [2024-02-09 23:18:16,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:16,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:16,279 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) [2024-02-09 23:18:16,279 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 [2024-02-09 23:18:16,281 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-02-09 23:18:16,281 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:16,378 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-02-09 23:18:16,381 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 [2024-02-09 23:18:16,381 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:18:16,381 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:18:16,381 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:18:16,382 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:18:16,382 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-09 23:18:16,382 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:16,382 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:18:16,382 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:18:16,382 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration1_Loop [2024-02-09 23:18:16,382 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:18:16,382 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:18:16,384 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:16,391 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:16,394 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:16,396 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:16,399 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:16,405 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:16,407 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:16,410 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:16,412 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:16,414 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:16,416 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:16,421 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:16,509 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:18:16,512 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-09 23:18:16,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:16,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:16,514 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) [2024-02-09 23:18:16,529 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 [2024-02-09 23:18:16,529 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 [2024-02-09 23:18:16,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:16,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:18:16,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:16,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:16,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:16,538 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:18:16,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:18:16,550 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:16,553 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 [2024-02-09 23:18:16,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:16,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:16,554 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) [2024-02-09 23:18:16,558 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 [2024-02-09 23:18:16,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:16,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:16,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:16,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:16,567 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:16,567 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:16,571 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 [2024-02-09 23:18:16,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:16,592 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 [2024-02-09 23:18:16,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:16,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:16,596 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) [2024-02-09 23:18:16,601 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 [2024-02-09 23:18:16,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:16,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:16,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:16,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:16,613 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:16,613 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:16,618 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 [2024-02-09 23:18:16,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:16,633 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 [2024-02-09 23:18:16,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:16,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:16,634 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) [2024-02-09 23:18:16,639 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 [2024-02-09 23:18:16,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:16,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:16,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:16,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:16,651 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:16,651 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:16,656 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 [2024-02-09 23:18:16,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:16,669 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 [2024-02-09 23:18:16,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:16,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:16,678 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) [2024-02-09 23:18:16,682 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 [2024-02-09 23:18:16,682 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 [2024-02-09 23:18:16,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:16,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:16,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:16,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:16,695 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:16,695 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:16,712 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:16,723 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 [2024-02-09 23:18:16,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:16,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:16,737 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) [2024-02-09 23:18:16,747 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 [2024-02-09 23:18:16,756 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 [2024-02-09 23:18:16,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:16,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:16,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:16,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:16,766 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:16,766 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:16,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:16,788 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 [2024-02-09 23:18:16,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:16,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:16,790 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) [2024-02-09 23:18:16,795 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 [2024-02-09 23:18:16,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:16,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:16,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:16,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:16,802 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:16,802 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:16,806 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 [2024-02-09 23:18:16,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:16,822 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 [2024-02-09 23:18:16,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:16,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:16,824 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) [2024-02-09 23:18:16,827 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 [2024-02-09 23:18:16,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:16,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:16,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:16,833 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:16,835 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:16,835 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:16,838 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 [2024-02-09 23:18:16,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:16,857 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 [2024-02-09 23:18:16,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:16,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:16,859 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) [2024-02-09 23:18:16,861 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 [2024-02-09 23:18:16,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:16,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:16,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:16,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:16,869 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:16,869 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:16,873 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 [2024-02-09 23:18:16,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:16,893 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 [2024-02-09 23:18:16,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:16,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:16,895 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) [2024-02-09 23:18:16,897 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 [2024-02-09 23:18:16,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:16,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:18:16,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:16,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:16,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:16,904 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:18:16,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:18:16,907 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 [2024-02-09 23:18:16,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:16,926 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:16,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:16,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:16,928 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) [2024-02-09 23:18:16,930 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 [2024-02-09 23:18:16,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:16,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:18:16,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:16,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:16,937 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:16,938 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:18:16,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:18:16,941 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 [2024-02-09 23:18:16,960 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-09 23:18:16,982 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-02-09 23:18:16,982 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-02-09 23:18:16,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:16,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:16,990 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) [2024-02-09 23:18:16,992 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-09 23:18:16,992 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-02-09 23:18:16,992 INFO L513 LassoAnalysis]: Proved termination. [2024-02-09 23:18:16,993 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread1Thread1of1ForFork1_~i~0) = 1*~N~0 - 1*thread1Thread1of1ForFork1_~i~0 Supporting invariants [] [2024-02-09 23:18:16,995 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 [2024-02-09 23:18:16,996 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 [2024-02-09 23:18:16,998 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-09 23:18:17,023 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:18:17,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-09 23:18:17,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:18:17,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:18:17,091 WARN L260 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 5 conjunts are in the unsatisfiable core [2024-02-09 23:18:17,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:18:17,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-09 23:18:17,183 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 [2024-02-09 23:18:17,186 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand currently 50036 states, but on-demand construction may add more states Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 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) [2024-02-09 23:18:17,616 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:19,760 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand currently 50036 states, but on-demand construction may add more states. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 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 150508 states and 781498 transitions. Complement of second has 10 states. [2024-02-09 23:18:19,763 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 [2024-02-09 23:18:19,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 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) [2024-02-09 23:18:19,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 404 transitions. [2024-02-09 23:18:19,768 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 404 transitions. Stem has 23 letters. Loop has 5 letters. [2024-02-09 23:18:19,769 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:19,769 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 404 transitions. Stem has 28 letters. Loop has 5 letters. [2024-02-09 23:18:19,769 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:19,769 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 404 transitions. Stem has 23 letters. Loop has 10 letters. [2024-02-09 23:18:19,769 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:19,770 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 150508 states and 781498 transitions. [2024-02-09 23:18:23,547 INFO L131 ngComponentsAnalysis]: Automaton has 4669 accepting balls. 42665 [2024-02-09 23:18:25,700 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 150508 states to 95705 states and 489287 transitions. [2024-02-09 23:18:25,701 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 51607 [2024-02-09 23:18:26,059 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 69246 [2024-02-09 23:18:26,060 INFO L73 IsDeterministic]: Start isDeterministic. Operand 95705 states and 489287 transitions. [2024-02-09 23:18:26,061 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-02-09 23:18:26,061 INFO L218 hiAutomatonCegarLoop]: Abstraction has 95705 states and 489287 transitions. [2024-02-09 23:18:26,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95705 states and 489287 transitions. [2024-02-09 23:18:30,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95705 to 78068. [2024-02-09 23:18:30,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78068 states, 78068 states have (on average 5.167033867910027) internal successors, (403380), 78067 states have internal predecessors, (403380), 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) [2024-02-09 23:18:31,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78068 states to 78068 states and 403380 transitions. [2024-02-09 23:18:31,431 INFO L240 hiAutomatonCegarLoop]: Abstraction has 78068 states and 403380 transitions. [2024-02-09 23:18:31,431 INFO L428 stractBuchiCegarLoop]: Abstraction has 78068 states and 403380 transitions. [2024-02-09 23:18:31,431 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-02-09 23:18:31,432 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 78068 states and 403380 transitions. [2024-02-09 23:18:32,624 INFO L131 ngComponentsAnalysis]: Automaton has 4669 accepting balls. 42665 [2024-02-09 23:18:32,625 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-09 23:18:32,625 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-09 23:18:32,627 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] [2024-02-09 23:18:32,627 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-02-09 23:18:32,628 INFO L748 eck$LassoCheckResult]: Stem: 325670#[$Ultimate##0]don't care [246] $Ultimate##0-->L-1: Formula: (= (select |v_#valid_17| 0) 0) InVars {#valid=|v_#valid_17|} OutVars{#valid=|v_#valid_17|} AuxVars[] AssignedVars[] 325672#[L-1]don't care [257] L-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 289852#[L21]don't care [301] L21-->L21-1: Formula: (and (= (select |v_#length_9| 1) 2) (= 1 (select |v_#valid_18| 1))) InVars {#length=|v_#length_9|, #valid=|v_#valid_18|} OutVars{#length=|v_#length_9|, #valid=|v_#valid_18|} AuxVars[] AssignedVars[] 289854#[L21-1]don't care [323] L21-1-->L21-2: Formula: (= 48 (select (select |v_#memory_int_13| 1) 0)) InVars {#memory_int=|v_#memory_int_13|} OutVars{#memory_int=|v_#memory_int_13|} AuxVars[] AssignedVars[] 399080#[L21-2]don't care [259] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_14| 1) 1) 0) InVars {#memory_int=|v_#memory_int_14|} OutVars{#memory_int=|v_#memory_int_14|} AuxVars[] AssignedVars[] 353186#[L21-3]don't care [294] L21-3-->L21-4: Formula: (and (= (select |v_#valid_19| 2) 1) (= (select |v_#length_10| 2) 33)) InVars {#length=|v_#length_10|, #valid=|v_#valid_19|} OutVars{#length=|v_#length_10|, #valid=|v_#valid_19|} AuxVars[] AssignedVars[] 353188#[L21-4]don't care [276] L21-4-->L38: Formula: (= 0 v_~N~0_10) InVars {} OutVars{~N~0=v_~N~0_10} AuxVars[] AssignedVars[~N~0] 394070#[L38]don't care [277] L38-->L38-1: Formula: (= v_~counter1~0_7 0) InVars {} OutVars{~counter1~0=v_~counter1~0_7} AuxVars[] AssignedVars[~counter1~0] 394072#[L38-1]don't care [295] L38-1-->L-1-1: Formula: (= v_~counter2~0_7 0) InVars {} OutVars{~counter2~0=v_~counter2~0_7} AuxVars[] AssignedVars[~counter2~0] 261942#[L-1-1]don't care [333] L-1-1-->L-1-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 261944#[L-1-2]don't care [336] L-1-2-->L83: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_5|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_6|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_6|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_4|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_6|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_6|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_4|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_6|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_4|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_5|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_3|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_5|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_5|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_3|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_5|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_6|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_3|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_6|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_3|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_6|} 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] 309102#[L83]don't care [238] L83-->L83-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_7| 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_7| 0) (= (select |v_#valid_21| |v_ULTIMATE.start_main_~#t1~0#1.base_7|) 0) (= (store |v_#valid_21| |v_ULTIMATE.start_main_~#t1~0#1.base_7| 1) |v_#valid_20|) (= (store |v_#length_12| |v_ULTIMATE.start_main_~#t1~0#1.base_7| 4) |v_#length_11|) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t1~0#1.base_7|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_12|, #valid=|v_#valid_21|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_11|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_7|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_7|, #valid=|v_#valid_20|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] 351666#[L83-1]don't care [279] L83-1-->L83-2: Formula: (and (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_7|) (= |v_#valid_22| (store |v_#valid_23| |v_ULTIMATE.start_main_~#t2~0#1.base_7| 1)) (= (select |v_#valid_23| |v_ULTIMATE.start_main_~#t2~0#1.base_7|) 0) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2~0#1.base_7|) (= (store |v_#length_14| |v_ULTIMATE.start_main_~#t2~0#1.base_7| 4) |v_#length_13|) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_7| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_14|, #valid=|v_#valid_23|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_13|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_7|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_7|, #valid=|v_#valid_22|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] 395160#[L83-2]don't care [317] L83-2-->L83-3: Formula: (and (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t3~0#1.base_7|) (= (select |v_#valid_25| |v_ULTIMATE.start_main_~#t3~0#1.base_7|) 0) (= |v_#valid_24| (store |v_#valid_25| |v_ULTIMATE.start_main_~#t3~0#1.base_7| 1)) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_7| 0) (= |v_#length_15| (store |v_#length_16| |v_ULTIMATE.start_main_~#t3~0#1.base_7| 4)) (not (= |v_ULTIMATE.start_main_~#t3~0#1.base_7| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_16|, #valid=|v_#valid_25|} OutVars{ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_7|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_15|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_7|, #valid=|v_#valid_24|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t3~0#1.offset, #valid, ULTIMATE.start_main_~#t3~0#1.base, #length] 395162#[L83-3]don't care [322] L83-3-->L83-4: Formula: (and (= (store |v_#length_18| |v_ULTIMATE.start_main_~#t4~0#1.base_7| 4) |v_#length_17|) (< |v_#StackHeapBarrier_5| |v_ULTIMATE.start_main_~#t4~0#1.base_7|) (= (select |v_#valid_27| |v_ULTIMATE.start_main_~#t4~0#1.base_7|) 0) (not (= |v_ULTIMATE.start_main_~#t4~0#1.base_7| 0)) (= (store |v_#valid_27| |v_ULTIMATE.start_main_~#t4~0#1.base_7| 1) |v_#valid_26|) (= |v_ULTIMATE.start_main_~#t4~0#1.offset_7| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_18|, #valid=|v_#valid_27|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_17|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_7|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_7|, #valid=|v_#valid_26|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t4~0#1.base] 358940#[L83-4]don't care [278] L83-4-->L85: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] 358942#[L85]don't care [254] L85-->L85-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet9#1_2| v_~N~0_9) InVars {ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_2|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_2|, ~N~0=v_~N~0_9} AuxVars[] AssignedVars[~N~0] 361630#[L85-1]don't care [267] L85-1-->L88: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] 361632#[L88]don't care [298] L88-->L88-1: Formula: (= |v_ULTIMATE.start_main_#t~pre10#1_1| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre10#1] 391626#[L88-1]don't care [321] L88-1-->L88-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 313188#[L88-2]don't care [235] L88-2-->L88-3: Formula: (and (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_1| 4) (select |v_#length_1| |v_ULTIMATE.start_main_~#t1~0#1.base_1|)) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_1|) (= (select |v_#valid_1| |v_ULTIMATE.start_main_~#t1~0#1.base_1|) 1) (= (store |v_#memory_int_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1| (store (select |v_#memory_int_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1|) |v_ULTIMATE.start_main_~#t1~0#1.offset_1| |v_ULTIMATE.start_main_#t~pre10#1_2|)) |v_#memory_int_1|)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_2|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_2|, #length=|v_#length_1|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_1|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_1|} OutVars{ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_2|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #length=|v_#length_1|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_1|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_1|} AuxVars[] AssignedVars[#memory_int] 313190#[L88-3]don't care [392] L88-3-->$Ultimate##0: Formula: (and (= 0 v_thread1Thread1of1ForFork1_thidvar1_2) (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_7|)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_7|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_7|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_14, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 403016#[$Ultimate##0, L88-4]don't care [341] L88-4-->L88-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre10#1] 403018#[$Ultimate##0, L88-5]don't care [309] 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] 296412#[$Ultimate##0, L89]don't care [284] L89-->L89-1: Formula: (= |v_ULTIMATE.start_main_#t~pre12#1_1| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1] 296416#[$Ultimate##0, L89-1]don't care [263] L89-1-->L89-2: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] 329140#[$Ultimate##0, L89-2]don't care [291] L89-2-->L89-3: Formula: (and (= (select |v_#valid_2| |v_ULTIMATE.start_main_~#t2~0#1.base_1|) 1) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2~0#1.base_1| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2~0#1.base_1|) |v_ULTIMATE.start_main_~#t2~0#1.offset_1| |v_ULTIMATE.start_main_#t~pre12#1_2|)) |v_#memory_int_3|) (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_1|) (select |v_#length_2| |v_ULTIMATE.start_main_~#t2~0#1.base_1|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_1|)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_2|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_1|, #valid=|v_#valid_2|, #memory_int=|v_#memory_int_4|, #length=|v_#length_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_2|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_1|, #valid=|v_#valid_2|, #memory_int=|v_#memory_int_3|, #length=|v_#length_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|} AuxVars[] AssignedVars[#memory_int] 329142#[$Ultimate##0, L89-3]don't care [398] L89-3-->$Ultimate##0: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0) (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_7|)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_7|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_7|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_14|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 380442#[$Ultimate##0, $Ultimate##0, L89-4]don't care [354] $Ultimate##0-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 380444#[L51-4, $Ultimate##0, L89-4]don't care [2024-02-09 23:18:32,629 INFO L750 eck$LassoCheckResult]: Loop: 380444#[L51-4, $Ultimate##0, L89-4]don't care [355] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork3_~i~1#1_3| v_~N~0_4) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_3|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_3|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[] 344752#[$Ultimate##0, L52, L89-4]don't care [358] L52-->L55: Formula: (and (= v_~counter1~0_39 (+ v_~counter1~0_38 1)) (not (= (ite (< 0 v_~counter1~0_39) 1 0) 0))) InVars {~counter1~0=v_~counter1~0_39} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_1|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_1|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_1|, ~counter1~0=v_~counter1~0_38} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 344754#[$Ultimate##0, L89-4, L55]don't care [360] L55-->L51-2: Formula: (= |v_thread2Thread1of1ForFork3_#t~post3#1_1| |v_thread2Thread1of1ForFork3_~i~1#1_9|) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_9|} OutVars{thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_1|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_9|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post3#1] 390836#[L51-2, $Ultimate##0, L89-4]don't care [362] L51-2-->L51-3: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_11| (+ |v_thread2Thread1of1ForFork3_#t~post3#1_3| 1)) InVars {thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_3|} OutVars{thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_3|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_11|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 403576#[$Ultimate##0, L51-3, L89-4]don't care [364] L51-3-->L51-4: Formula: true InVars {} OutVars{thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_5|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post3#1] 380444#[L51-4, $Ultimate##0, L89-4]don't care [2024-02-09 23:18:32,629 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:32,630 INFO L85 PathProgramCache]: Analyzing trace with hash -91627673, now seen corresponding path program 1 times [2024-02-09 23:18:32,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:18:32,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600968115] [2024-02-09 23:18:32,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:18:32,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:18:32,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:32,665 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:18:32,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:32,684 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:18:32,684 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:32,684 INFO L85 PathProgramCache]: Analyzing trace with hash 367501830, now seen corresponding path program 1 times [2024-02-09 23:18:32,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:18:32,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228873897] [2024-02-09 23:18:32,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:18:32,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:18:32,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:32,703 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:18:32,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:32,707 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:18:32,707 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:32,707 INFO L85 PathProgramCache]: Analyzing trace with hash 2143253088, now seen corresponding path program 1 times [2024-02-09 23:18:32,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:18:32,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342908327] [2024-02-09 23:18:32,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:18:32,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:18:32,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:18:32,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-09 23:18:32,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-09 23:18:32,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342908327] [2024-02-09 23:18:32,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342908327] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-09 23:18:32,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-09 23:18:32,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-02-09 23:18:32,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659931514] [2024-02-09 23:18:32,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-09 23:18:32,860 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:18:32,861 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:18:32,861 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:18:32,861 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:18:32,861 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2024-02-09 23:18:32,861 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:32,861 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:18:32,861 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:18:32,861 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration2_Loop [2024-02-09 23:18:32,861 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:18:32,861 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:18:32,863 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,865 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,867 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,869 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,871 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,874 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,875 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,877 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,879 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,882 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,884 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,886 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,888 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,889 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,987 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:18:32,987 INFO L404 LassoAnalysis]: Checking for nontermination... [2024-02-09 23:18:32,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:32,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:32,992 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) [2024-02-09 23:18:32,994 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 [2024-02-09 23:18:33,014 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:33,015 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:33,035 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:33,036 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=0} Honda state: {thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:33,039 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 [2024-02-09 23:18:33,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,040 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) [2024-02-09 23:18:33,044 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:33,044 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:33,056 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 [2024-02-09 23:18:33,060 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:33,060 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: [] [2024-02-09 23:18:33,064 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 [2024-02-09 23:18:33,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,065 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) [2024-02-09 23:18:33,068 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 [2024-02-09 23:18:33,069 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:33,069 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:33,085 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:33,085 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: [] [2024-02-09 23:18:33,094 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:33,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,095 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) [2024-02-09 23:18:33,101 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:33,101 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:33,113 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 [2024-02-09 23:18:33,118 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:33,118 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: [] [2024-02-09 23:18:33,124 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:33,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,125 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) [2024-02-09 23:18:33,129 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:33,129 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:33,141 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 [2024-02-09 23:18:33,147 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:33,147 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_3=-1} Honda state: {v_rep#funAddr~thread4.base_3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:33,153 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:33,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,154 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) [2024-02-09 23:18:33,157 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:33,157 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:33,169 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 [2024-02-09 23:18:33,177 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:33,177 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_3=3} Honda state: {v_rep#funAddr~thread4.offset_3=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:33,180 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:33,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,182 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) [2024-02-09 23:18:33,188 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:33,188 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:33,201 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 [2024-02-09 23:18:33,206 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:33,206 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_3=0} Honda state: {v_rep#funAddr~thread1.offset_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:33,212 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:33,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,214 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) [2024-02-09 23:18:33,216 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:33,216 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:33,226 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 [2024-02-09 23:18:33,236 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:33,237 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=0} Honda state: {thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:33,242 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:33,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,243 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) [2024-02-09 23:18:33,246 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:33,246 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:33,255 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 [2024-02-09 23:18:33,268 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:33,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,270 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) [2024-02-09 23:18:33,273 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-02-09 23:18:33,273 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:33,285 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 [2024-02-09 23:18:33,291 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-02-09 23:18:33,294 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:33,295 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:18:33,295 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:18:33,295 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:18:33,295 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:18:33,295 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-09 23:18:33,295 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,295 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:18:33,295 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:18:33,295 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration2_Loop [2024-02-09 23:18:33,295 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:18:33,295 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:18:33,297 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,305 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,308 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,310 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,311 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,313 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,315 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,318 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,319 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,323 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,325 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,326 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,328 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,330 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,423 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:18:33,424 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-09 23:18:33,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,427 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) [2024-02-09 23:18:33,427 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 [2024-02-09 23:18:33,430 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 [2024-02-09 23:18:33,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:33,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:33,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:33,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:33,439 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:33,439 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:33,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:33,452 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-02-09 23:18:33,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,453 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) [2024-02-09 23:18:33,456 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 [2024-02-09 23:18:33,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:33,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:33,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:33,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:33,464 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:33,464 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:33,467 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 [2024-02-09 23:18:33,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:33,479 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2024-02-09 23:18:33,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,484 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) [2024-02-09 23:18:33,487 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 [2024-02-09 23:18:33,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:33,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:33,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:33,495 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:33,497 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:33,497 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:33,500 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 [2024-02-09 23:18:33,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:33,515 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2024-02-09 23:18:33,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,516 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) [2024-02-09 23:18:33,519 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 [2024-02-09 23:18:33,519 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 [2024-02-09 23:18:33,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:33,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:18:33,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:33,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:33,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:33,526 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:18:33,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:18:33,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:33,544 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-02-09 23:18:33,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,546 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) [2024-02-09 23:18:33,550 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 [2024-02-09 23:18:33,550 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 [2024-02-09 23:18:33,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:33,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:33,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:33,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:33,558 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:33,558 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:33,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:33,587 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 [2024-02-09 23:18:33,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,589 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) [2024-02-09 23:18:33,590 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 [2024-02-09 23:18:33,591 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 [2024-02-09 23:18:33,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:33,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:33,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:33,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:33,598 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:33,598 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:33,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:33,617 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 [2024-02-09 23:18:33,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,618 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) [2024-02-09 23:18:33,620 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 [2024-02-09 23:18:33,620 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 [2024-02-09 23:18:33,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:33,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:33,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:33,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:33,628 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:33,628 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:33,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:33,647 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 [2024-02-09 23:18:33,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,648 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) [2024-02-09 23:18:33,651 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 [2024-02-09 23:18:33,652 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 [2024-02-09 23:18:33,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:33,659 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:18:33,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:33,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:33,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:33,660 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:18:33,660 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:18:33,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:33,677 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-02-09 23:18:33,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,678 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) [2024-02-09 23:18:33,680 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 [2024-02-09 23:18:33,681 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 [2024-02-09 23:18:33,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:33,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:18:33,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:33,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:33,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:33,690 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:18:33,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:18:33,691 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-09 23:18:33,694 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-02-09 23:18:33,694 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-02-09 23:18:33,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,695 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) [2024-02-09 23:18:33,697 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 [2024-02-09 23:18:33,698 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-09 23:18:33,698 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-02-09 23:18:33,698 INFO L513 LassoAnalysis]: Proved termination. [2024-02-09 23:18:33,698 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~counter1~0) = 1*~counter1~0 Supporting invariants [] [2024-02-09 23:18:33,701 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 [2024-02-09 23:18:33,701 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-09 23:18:33,710 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:33,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:18:33,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-09 23:18:33,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:18:33,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:18:33,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-09 23:18:33,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:18:33,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-09 23:18:33,785 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 [2024-02-09 23:18:33,785 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 78068 states and 403380 transitions. cyclomatic complexity: 330847 Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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) [2024-02-09 23:18:34,012 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 [2024-02-09 23:18:38,692 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 78068 states and 403380 transitions. cyclomatic complexity: 330847. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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 282246 states and 1462987 transitions. Complement of second has 6 states. [2024-02-09 23:18:38,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-02-09 23:18:38,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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) [2024-02-09 23:18:38,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 256 transitions. [2024-02-09 23:18:38,694 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 256 transitions. Stem has 29 letters. Loop has 5 letters. [2024-02-09 23:18:38,694 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:38,694 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 256 transitions. Stem has 34 letters. Loop has 5 letters. [2024-02-09 23:18:38,694 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:38,694 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 256 transitions. Stem has 29 letters. Loop has 10 letters. [2024-02-09 23:18:38,695 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:38,695 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 282246 states and 1462987 transitions. [2024-02-09 23:18:45,844 INFO L131 ngComponentsAnalysis]: Automaton has 9116 accepting balls. 70980 [2024-02-09 23:18:50,607 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 282246 states to 227261 states and 1186985 transitions. [2024-02-09 23:18:50,608 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 96881 [2024-02-09 23:18:51,723 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 120191 [2024-02-09 23:18:51,724 INFO L73 IsDeterministic]: Start isDeterministic. Operand 227261 states and 1186985 transitions. [2024-02-09 23:18:51,725 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-02-09 23:18:51,725 INFO L218 hiAutomatonCegarLoop]: Abstraction has 227261 states and 1186985 transitions. [2024-02-09 23:18:52,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227261 states and 1186985 transitions. [2024-02-09 23:19:01,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227261 to 177874. [2024-02-09 23:19:02,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177874 states, 177874 states have (on average 5.424289103522718) internal successors, (964840), 177873 states have internal predecessors, (964840), 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) [2024-02-09 23:19:05,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177874 states to 177874 states and 964840 transitions. [2024-02-09 23:19:05,318 INFO L240 hiAutomatonCegarLoop]: Abstraction has 177874 states and 964840 transitions. [2024-02-09 23:19:05,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-09 23:19:05,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-09 23:19:05,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-09 23:19:05,327 INFO L87 Difference]: Start difference. First operand 177874 states and 964840 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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) [2024-02-09 23:19:09,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-02-09 23:19:09,234 INFO L93 Difference]: Finished difference Result 207878 states and 1086052 transitions. [2024-02-09 23:19:09,235 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 207878 states and 1086052 transitions. [2024-02-09 23:19:15,678 INFO L131 ngComponentsAnalysis]: Automaton has 9842 accepting balls. 77250 [2024-02-09 23:19:20,297 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 207878 states to 198569 states and 1026902 transitions. [2024-02-09 23:19:20,298 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 105472 [2024-02-09 23:19:21,042 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 105472 [2024-02-09 23:19:21,043 INFO L73 IsDeterministic]: Start isDeterministic. Operand 198569 states and 1026902 transitions. [2024-02-09 23:19:21,043 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-02-09 23:19:21,043 INFO L218 hiAutomatonCegarLoop]: Abstraction has 198569 states and 1026902 transitions. [2024-02-09 23:19:21,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198569 states and 1026902 transitions. [2024-02-09 23:19:27,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198569 to 166021. [2024-02-09 23:19:27,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166021 states, 166021 states have (on average 5.273929201727492) internal successors, (875583), 166020 states have internal predecessors, (875583), 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) [2024-02-09 23:19:29,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166021 states to 166021 states and 875583 transitions. [2024-02-09 23:19:29,816 INFO L240 hiAutomatonCegarLoop]: Abstraction has 166021 states and 875583 transitions. [2024-02-09 23:19:29,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-09 23:19:29,818 INFO L428 stractBuchiCegarLoop]: Abstraction has 166021 states and 875583 transitions. [2024-02-09 23:19:29,818 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-02-09 23:19:29,818 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 166021 states and 875583 transitions. [2024-02-09 23:19:32,879 INFO L131 ngComponentsAnalysis]: Automaton has 7331 accepting balls. 59175 [2024-02-09 23:19:32,880 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-09 23:19:32,880 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-09 23:19:32,885 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] [2024-02-09 23:19:32,885 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-02-09 23:19:32,886 INFO L748 eck$LassoCheckResult]: Stem: 1337040#[$Ultimate##0]don't care [246] $Ultimate##0-->L-1: Formula: (= (select |v_#valid_17| 0) 0) InVars {#valid=|v_#valid_17|} OutVars{#valid=|v_#valid_17|} AuxVars[] AssignedVars[] 1337042#[L-1]don't care [257] L-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 1295554#[L21]don't care [301] L21-->L21-1: Formula: (and (= (select |v_#length_9| 1) 2) (= 1 (select |v_#valid_18| 1))) InVars {#length=|v_#length_9|, #valid=|v_#valid_18|} OutVars{#length=|v_#length_9|, #valid=|v_#valid_18|} AuxVars[] AssignedVars[] 1295556#[L21-1]don't care [323] L21-1-->L21-2: Formula: (= 48 (select (select |v_#memory_int_13| 1) 0)) InVars {#memory_int=|v_#memory_int_13|} OutVars{#memory_int=|v_#memory_int_13|} AuxVars[] AssignedVars[] 1443566#[L21-2]don't care [259] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_14| 1) 1) 0) InVars {#memory_int=|v_#memory_int_14|} OutVars{#memory_int=|v_#memory_int_14|} AuxVars[] AssignedVars[] 1371066#[L21-3]don't care [294] L21-3-->L21-4: Formula: (and (= (select |v_#valid_19| 2) 1) (= (select |v_#length_10| 2) 33)) InVars {#length=|v_#length_10|, #valid=|v_#valid_19|} OutVars{#length=|v_#length_10|, #valid=|v_#valid_19|} AuxVars[] AssignedVars[] 1371068#[L21-4]don't care [276] L21-4-->L38: Formula: (= 0 v_~N~0_10) InVars {} OutVars{~N~0=v_~N~0_10} AuxVars[] AssignedVars[~N~0] 1432392#[L38]don't care [277] L38-->L38-1: Formula: (= v_~counter1~0_7 0) InVars {} OutVars{~counter1~0=v_~counter1~0_7} AuxVars[] AssignedVars[~counter1~0] 1432394#[L38-1]don't care [295] L38-1-->L-1-1: Formula: (= v_~counter2~0_7 0) InVars {} OutVars{~counter2~0=v_~counter2~0_7} AuxVars[] AssignedVars[~counter2~0] 1264836#[L-1-1]don't care [333] L-1-1-->L-1-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 1264838#[L-1-2]don't care [336] L-1-2-->L83: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_5|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_6|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_6|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_4|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_6|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_6|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_4|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_6|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_4|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_5|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_3|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_5|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_5|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_3|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_5|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_6|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_3|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_6|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_3|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_6|} 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] 1317536#[L83]don't care [238] L83-->L83-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_7| 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_7| 0) (= (select |v_#valid_21| |v_ULTIMATE.start_main_~#t1~0#1.base_7|) 0) (= (store |v_#valid_21| |v_ULTIMATE.start_main_~#t1~0#1.base_7| 1) |v_#valid_20|) (= (store |v_#length_12| |v_ULTIMATE.start_main_~#t1~0#1.base_7| 4) |v_#length_11|) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t1~0#1.base_7|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_12|, #valid=|v_#valid_21|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_11|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_7|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_7|, #valid=|v_#valid_20|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] 1369082#[L83-1]don't care [279] L83-1-->L83-2: Formula: (and (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_7|) (= |v_#valid_22| (store |v_#valid_23| |v_ULTIMATE.start_main_~#t2~0#1.base_7| 1)) (= (select |v_#valid_23| |v_ULTIMATE.start_main_~#t2~0#1.base_7|) 0) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2~0#1.base_7|) (= (store |v_#length_14| |v_ULTIMATE.start_main_~#t2~0#1.base_7| 4) |v_#length_13|) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_7| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_14|, #valid=|v_#valid_23|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_13|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_7|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_7|, #valid=|v_#valid_22|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] 1434594#[L83-2]don't care [317] L83-2-->L83-3: Formula: (and (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t3~0#1.base_7|) (= (select |v_#valid_25| |v_ULTIMATE.start_main_~#t3~0#1.base_7|) 0) (= |v_#valid_24| (store |v_#valid_25| |v_ULTIMATE.start_main_~#t3~0#1.base_7| 1)) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_7| 0) (= |v_#length_15| (store |v_#length_16| |v_ULTIMATE.start_main_~#t3~0#1.base_7| 4)) (not (= |v_ULTIMATE.start_main_~#t3~0#1.base_7| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_16|, #valid=|v_#valid_25|} OutVars{ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_7|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_15|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_7|, #valid=|v_#valid_24|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t3~0#1.offset, #valid, ULTIMATE.start_main_~#t3~0#1.base, #length] 1434596#[L83-3]don't care [322] L83-3-->L83-4: Formula: (and (= (store |v_#length_18| |v_ULTIMATE.start_main_~#t4~0#1.base_7| 4) |v_#length_17|) (< |v_#StackHeapBarrier_5| |v_ULTIMATE.start_main_~#t4~0#1.base_7|) (= (select |v_#valid_27| |v_ULTIMATE.start_main_~#t4~0#1.base_7|) 0) (not (= |v_ULTIMATE.start_main_~#t4~0#1.base_7| 0)) (= (store |v_#valid_27| |v_ULTIMATE.start_main_~#t4~0#1.base_7| 1) |v_#valid_26|) (= |v_ULTIMATE.start_main_~#t4~0#1.offset_7| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_18|, #valid=|v_#valid_27|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_17|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_7|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_7|, #valid=|v_#valid_26|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t4~0#1.base] 1378436#[L83-4]don't care [278] L83-4-->L85: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] 1378438#[L85]don't care [254] L85-->L85-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet9#1_2| v_~N~0_9) InVars {ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_2|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_2|, ~N~0=v_~N~0_9} AuxVars[] AssignedVars[~N~0] 1381870#[L85-1]don't care [267] L85-1-->L88: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] 1381872#[L88]don't care [298] L88-->L88-1: Formula: (= |v_ULTIMATE.start_main_#t~pre10#1_1| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre10#1] 1427438#[L88-1]don't care [321] L88-1-->L88-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 1322268#[L88-2]don't care [235] L88-2-->L88-3: Formula: (and (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_1| 4) (select |v_#length_1| |v_ULTIMATE.start_main_~#t1~0#1.base_1|)) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_1|) (= (select |v_#valid_1| |v_ULTIMATE.start_main_~#t1~0#1.base_1|) 1) (= (store |v_#memory_int_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1| (store (select |v_#memory_int_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1|) |v_ULTIMATE.start_main_~#t1~0#1.offset_1| |v_ULTIMATE.start_main_#t~pre10#1_2|)) |v_#memory_int_1|)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_2|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_2|, #length=|v_#length_1|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_1|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_1|} OutVars{ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_2|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #length=|v_#length_1|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_1|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_1|} AuxVars[] AssignedVars[#memory_int] 1322270#[L88-3]don't care [392] L88-3-->$Ultimate##0: Formula: (and (= 0 v_thread1Thread1of1ForFork1_thidvar1_2) (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_7|)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_7|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_7|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_14, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 1454500#[$Ultimate##0, L88-4]don't care [341] L88-4-->L88-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre10#1] 1454502#[$Ultimate##0, L88-5]don't care [309] 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] 1303012#[$Ultimate##0, L89]don't care [343] $Ultimate##0-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 1303014#[L41-4, L89]don't care [344] L41-4-->L42: Formula: (< v_thread1Thread1of1ForFork1_~i~0_3 v_~N~0_2) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_2} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[] 1279540#[L42, L89]don't care [284] L89-->L89-1: Formula: (= |v_ULTIMATE.start_main_#t~pre12#1_1| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1] 1407492#[L42, L89-1]don't care [263] L89-1-->L89-2: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] 1369712#[L89-2, L42]don't care [291] L89-2-->L89-3: Formula: (and (= (select |v_#valid_2| |v_ULTIMATE.start_main_~#t2~0#1.base_1|) 1) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2~0#1.base_1| (store (select |v_#memory_int_4| |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_3|) (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_1|) (select |v_#length_2| |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_2|, #memory_int=|v_#memory_int_4|, #length=|v_#length_2|, 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_2|, #memory_int=|v_#memory_int_3|, #length=|v_#length_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|} AuxVars[] AssignedVars[#memory_int] 1417400#[L89-3, L42]don't care [398] L89-3-->$Ultimate##0: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0) (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_7|)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_7|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_7|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_14|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 1281266#[$Ultimate##0, L89-4, L42]don't care [354] $Ultimate##0-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 1281268#[L51-4, L89-4, L42]don't care [347] L42-->L44: Formula: (= (+ v_~counter1~0_13 1) v_~counter1~0_12) InVars {~counter1~0=v_~counter1~0_13} OutVars{thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_1|, ~counter1~0=v_~counter1~0_12} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post2, ~counter1~0] 1443636#[L51-4, L44, L89-4]don't care [2024-02-09 23:19:32,886 INFO L750 eck$LassoCheckResult]: Loop: 1443636#[L51-4, L44, L89-4]don't care [355] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork3_~i~1#1_3| v_~N~0_4) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_3|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_3|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[] 1451224#[L44, L52, L89-4]don't care [358] L52-->L55: Formula: (and (= v_~counter1~0_39 (+ v_~counter1~0_38 1)) (not (= (ite (< 0 v_~counter1~0_39) 1 0) 0))) InVars {~counter1~0=v_~counter1~0_39} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_1|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_1|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_1|, ~counter1~0=v_~counter1~0_38} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 1288514#[L44, L89-4, L55]don't care [360] L55-->L51-2: Formula: (= |v_thread2Thread1of1ForFork3_#t~post3#1_1| |v_thread2Thread1of1ForFork3_~i~1#1_9|) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_9|} OutVars{thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_1|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_9|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post3#1] 1288516#[L51-2, L44, L89-4]don't care [362] L51-2-->L51-3: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_11| (+ |v_thread2Thread1of1ForFork3_#t~post3#1_3| 1)) InVars {thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_3|} OutVars{thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_3|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_11|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 1319236#[L44, L51-3, L89-4]don't care [364] L51-3-->L51-4: Formula: true InVars {} OutVars{thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_5|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post3#1] 1443636#[L51-4, L44, L89-4]don't care [2024-02-09 23:19:32,887 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:19:32,887 INFO L85 PathProgramCache]: Analyzing trace with hash 212580277, now seen corresponding path program 1 times [2024-02-09 23:19:32,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:19:32,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132031154] [2024-02-09 23:19:32,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:19:32,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:19:32,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:19:32,981 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:19:33,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:19:33,018 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:19:33,019 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:19:33,019 INFO L85 PathProgramCache]: Analyzing trace with hash 367501830, now seen corresponding path program 2 times [2024-02-09 23:19:33,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:19:33,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327321832] [2024-02-09 23:19:33,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:19:33,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:19:33,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:19:33,026 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:19:33,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:19:33,029 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:19:33,030 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:19:33,030 INFO L85 PathProgramCache]: Analyzing trace with hash -1239508270, now seen corresponding path program 1 times [2024-02-09 23:19:33,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:19:33,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444666798] [2024-02-09 23:19:33,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:19:33,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:19:33,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:19:33,055 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:19:33,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:19:33,082 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:19:33,105 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:19:33,105 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:19:33,105 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:19:33,105 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:19:33,105 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2024-02-09 23:19:33,105 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:19:33,105 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:19:33,105 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:19:33,105 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration3_Loop [2024-02-09 23:19:33,105 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:19:33,105 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:19:33,107 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,109 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,111 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,115 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,116 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,118 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,120 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,122 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,124 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,126 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,129 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,131 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,149 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,151 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,263 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:19:33,263 INFO L404 LassoAnalysis]: Checking for nontermination... [2024-02-09 23:19:33,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:19:33,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:19:33,281 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) [2024-02-09 23:19:33,292 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 [2024-02-09 23:19:33,311 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:19:33,311 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:19:33,332 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:19:33,333 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: [] [2024-02-09 23:19:33,335 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 [2024-02-09 23:19:33,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:19:33,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:19:33,337 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) [2024-02-09 23:19:33,339 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:19:33,339 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:19:33,352 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 [2024-02-09 23:19:33,368 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:19:33,368 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: [] [2024-02-09 23:19:33,370 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 [2024-02-09 23:19:33,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:19:33,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:19:33,376 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) [2024-02-09 23:19:33,379 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:19:33,379 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:19:33,384 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 [2024-02-09 23:19:33,402 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 [2024-02-09 23:19:33,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:19:33,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:19:33,404 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) [2024-02-09 23:19:33,408 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-02-09 23:19:33,408 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:19:33,432 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 [2024-02-09 23:19:33,513 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-02-09 23:19:33,516 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 [2024-02-09 23:19:33,516 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:19:33,516 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:19:33,516 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:19:33,516 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:19:33,516 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-09 23:19:33,516 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:19:33,517 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:19:33,517 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:19:33,517 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration3_Loop [2024-02-09 23:19:33,517 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:19:33,517 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:19:33,518 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,520 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,522 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,524 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,526 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,530 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,532 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,534 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,536 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,537 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,541 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,543 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,556 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,558 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:19:33,662 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:19:33,662 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-09 23:19:33,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:19:33,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:19:33,667 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) [2024-02-09 23:19:33,701 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 [2024-02-09 23:19:33,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:19:33,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:19:33,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:19:33,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:19:33,709 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:19:33,709 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:19:33,716 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 [2024-02-09 23:19:33,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:19:33,724 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-02-09 23:19:33,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:19:33,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:19:33,726 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) [2024-02-09 23:19:33,728 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 [2024-02-09 23:19:33,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:19:33,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:19:33,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:19:33,734 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:19:33,735 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:19:33,735 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:19:33,740 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 [2024-02-09 23:19:33,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:19:33,756 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-02-09 23:19:33,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:19:33,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:19:33,757 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) [2024-02-09 23:19:33,760 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 [2024-02-09 23:19:33,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:19:33,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:19:33,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:19:33,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:19:33,773 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:19:33,773 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:19:33,786 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 [2024-02-09 23:19:33,800 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:19:33,816 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 [2024-02-09 23:19:33,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:19:33,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:19:33,823 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) [2024-02-09 23:19:33,825 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 [2024-02-09 23:19:33,831 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:19:33,831 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:19:33,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:19:33,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:19:33,831 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:19:33,831 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:19:33,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:19:33,835 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 [2024-02-09 23:19:33,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:19:33,869 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 [2024-02-09 23:19:33,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:19:33,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:19:33,885 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) [2024-02-09 23:19:33,910 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 [2024-02-09 23:19:33,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:19:33,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:19:33,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:19:33,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:19:33,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:19:33,920 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:19:33,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:19:33,916 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 [2024-02-09 23:19:33,960 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-09 23:19:33,963 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-02-09 23:19:33,963 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-02-09 23:19:33,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:19:33,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:19:33,989 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) [2024-02-09 23:19:33,991 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-09 23:19:33,991 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-02-09 23:19:33,991 INFO L513 LassoAnalysis]: Proved termination. [2024-02-09 23:19:33,991 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread2Thread1of1ForFork3_~i~1#1) = 1*~N~0 - 1*thread2Thread1of1ForFork3_~i~1#1 Supporting invariants [] [2024-02-09 23:19:33,991 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 [2024-02-09 23:19:33,996 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 [2024-02-09 23:19:33,997 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-09 23:19:34,016 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:19:34,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:19:34,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-09 23:19:34,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:19:34,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:19:34,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2024-02-09 23:19:34,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:19:34,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-09 23:19:34,178 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 [2024-02-09 23:19:34,178 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 166021 states and 875583 transitions. cyclomatic complexity: 721389 Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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) [2024-02-09 23:19:34,862 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 [2024-02-09 23:19:42,744 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 166021 states and 875583 transitions. cyclomatic complexity: 721389. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 409370 states and 2065461 transitions. Complement of second has 9 states. [2024-02-09 23:19:42,745 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 [2024-02-09 23:19:42,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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) [2024-02-09 23:19:42,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 305 transitions. [2024-02-09 23:19:42,747 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 305 transitions. Stem has 32 letters. Loop has 5 letters. [2024-02-09 23:19:42,748 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:19:42,748 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 305 transitions. Stem has 37 letters. Loop has 5 letters. [2024-02-09 23:19:42,748 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:19:42,748 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 305 transitions. Stem has 32 letters. Loop has 10 letters. [2024-02-09 23:19:42,751 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:19:42,751 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 409370 states and 2065461 transitions.