/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.fairness.type.for.concurrent.programs FAIRNESS_LAZY -i ../../../trunk/examples/svcomp/weaver/popl20-figure1-alt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.me.fairness-42053ae-m [2023-09-17 12:04:14,525 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-09-17 12:04:14,607 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2023-09-17 12:04:14,649 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-17 12:04:14,650 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-09-17 12:04:14,651 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-09-17 12:04:14,652 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-09-17 12:04:14,653 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-09-17 12:04:14,653 INFO L137 SettingsManager]: * Use SBE=true [2023-09-17 12:04:14,658 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-09-17 12:04:14,658 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-09-17 12:04:14,659 INFO L137 SettingsManager]: * Use old map elimination=false [2023-09-17 12:04:14,659 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-09-17 12:04:14,660 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-09-17 12:04:14,660 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-09-17 12:04:14,661 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-09-17 12:04:14,661 INFO L137 SettingsManager]: * sizeof long=4 [2023-09-17 12:04:14,661 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-09-17 12:04:14,661 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-09-17 12:04:14,662 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-09-17 12:04:14,662 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-09-17 12:04:14,662 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-09-17 12:04:14,663 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-09-17 12:04:14,663 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-09-17 12:04:14,663 INFO L137 SettingsManager]: * sizeof long double=12 [2023-09-17 12:04:14,663 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-09-17 12:04:14,664 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-09-17 12:04:14,664 INFO L137 SettingsManager]: * Use constant arrays=true [2023-09-17 12:04:14,664 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-09-17 12:04:14,664 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-17 12:04:14,666 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-09-17 12:04:14,666 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-09-17 12:04:14,666 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-09-17 12:04:14,666 INFO L137 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-09-17 12:04:14,668 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-09-17 12:04:14,668 INFO L137 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Fairness type for concurrent programs -> FAIRNESS_LAZY [2023-09-17 12:04:15,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-17 12:04:15,053 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-17 12:04:15,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-17 12:04:15,057 INFO L270 PluginConnector]: Initializing CDTParser... [2023-09-17 12:04:15,057 INFO L274 PluginConnector]: CDTParser initialized [2023-09-17 12:04:15,058 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-figure1-alt.wvr.c [2023-09-17 12:04:17,110 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-09-17 12:04:17,440 INFO L384 CDTParser]: Found 1 translation units. [2023-09-17 12:04:17,441 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-figure1-alt.wvr.c [2023-09-17 12:04:17,452 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/022ceca13/f5a28b64951848fd907ea035cbf856a0/FLAG3f008172f [2023-09-17 12:04:17,492 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/022ceca13/f5a28b64951848fd907ea035cbf856a0 [2023-09-17 12:04:17,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-17 12:04:17,500 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-17 12:04:17,508 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-09-17 12:04:17,509 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-09-17 12:04:17,520 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-09-17 12:04:17,521 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 12:04:17" (1/1) ... [2023-09-17 12:04:17,522 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ca7cc59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:04:17, skipping insertion in model container [2023-09-17 12:04:17,522 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 12:04:17" (1/1) ... [2023-09-17 12:04:17,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-09-17 12:04:17,550 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-09-17 12:04:17,753 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-figure1-alt.wvr.c[2041,2054] [2023-09-17 12:04:17,754 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-17 12:04:17,781 INFO L203 MainTranslator]: Completed pre-run [2023-09-17 12:04:17,813 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-figure1-alt.wvr.c[2041,2054] [2023-09-17 12:04:17,813 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-17 12:04:17,823 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-09-17 12:04:17,837 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-09-17 12:04:17,849 INFO L208 MainTranslator]: Completed translation [2023-09-17 12:04:17,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:04:17 WrapperNode [2023-09-17 12:04:17,853 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-09-17 12:04:17,856 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-09-17 12:04:17,857 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-09-17 12:04:17,857 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-09-17 12:04:17,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:04:17" (1/1) ... [2023-09-17 12:04:17,889 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:04:17" (1/1) ... [2023-09-17 12:04:17,921 INFO L138 Inliner]: procedures = 21, calls = 23, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 70 [2023-09-17 12:04:17,922 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-09-17 12:04:17,923 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-17 12:04:17,923 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-17 12:04:17,923 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-17 12:04:17,931 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:04:17" (1/1) ... [2023-09-17 12:04:17,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:04:17" (1/1) ... [2023-09-17 12:04:17,934 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:04:17" (1/1) ... [2023-09-17 12:04:17,934 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:04:17" (1/1) ... [2023-09-17 12:04:17,938 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:04:17" (1/1) ... [2023-09-17 12:04:17,941 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:04:17" (1/1) ... [2023-09-17 12:04:17,942 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:04:17" (1/1) ... [2023-09-17 12:04:17,943 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:04:17" (1/1) ... [2023-09-17 12:04:17,945 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-17 12:04:17,946 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-17 12:04:17,946 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-17 12:04:17,946 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-17 12:04:17,947 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:04:17" (1/1) ... [2023-09-17 12:04:17,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:17,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:17,981 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:18,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-09-17 12:04:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-09-17 12:04:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-09-17 12:04:18,039 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-09-17 12:04:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-09-17 12:04:18,039 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-09-17 12:04:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-09-17 12:04:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-09-17 12:04:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-09-17 12:04:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-09-17 12:04:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-09-17 12:04:18,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-17 12:04:18,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-17 12:04:18,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-09-17 12:04:18,048 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-09-17 12:04:18,189 INFO L236 CfgBuilder]: Building ICFG [2023-09-17 12:04:18,194 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-17 12:04:18,508 INFO L277 CfgBuilder]: Performing block encoding [2023-09-17 12:04:18,566 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-17 12:04:18,566 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-09-17 12:04:18,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 12:04:18 BoogieIcfgContainer [2023-09-17 12:04:18,569 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-17 12:04:18,570 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-09-17 12:04:18,570 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-09-17 12:04:18,577 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-09-17 12:04:18,578 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-09-17 12:04:18,579 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.09 12:04:17" (1/3) ... [2023-09-17 12:04:18,580 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@58b4fb2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.09 12:04:18, skipping insertion in model container [2023-09-17 12:04:18,580 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-09-17 12:04:18,580 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:04:17" (2/3) ... [2023-09-17 12:04:18,580 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@58b4fb2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.09 12:04:18, skipping insertion in model container [2023-09-17 12:04:18,580 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-09-17 12:04:18,580 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 12:04:18" (3/3) ... [2023-09-17 12:04:18,582 INFO L332 chiAutomizerObserver]: Analyzing ICFG popl20-figure1-alt.wvr.c [2023-09-17 12:04:18,702 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-09-17 12:04:18,779 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 75 places, 76 transitions, 162 flow [2023-09-17 12:04:18,848 INFO L124 PetriNetUnfolderBase]: 6/72 cut-off events. [2023-09-17 12:04:18,848 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-09-17 12:04:18,867 INFO L83 FinitePrefix]: Finished finitePrefix Result has 79 conditions, 72 events. 6/72 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 52 event pairs, 0 based on Foata normal form. 0/66 useless extension candidates. Maximal degree in co-relation 47. Up to 2 conditions per place. [2023-09-17 12:04:18,867 INFO L82 GeneralOperation]: Start removeDead. Operand has 75 places, 76 transitions, 162 flow [2023-09-17 12:04:18,886 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 73 places, 72 transitions, 150 flow [2023-09-17 12:04:18,932 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-09-17 12:04:18,932 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-09-17 12:04:18,932 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-09-17 12:04:18,932 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-09-17 12:04:18,932 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-09-17 12:04:18,932 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-09-17 12:04:18,932 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-09-17 12:04:18,933 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-09-17 12:04:18,935 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand null [2023-09-17 12:04:21,971 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 85 [2023-09-17 12:04:21,971 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-09-17 12:04:21,971 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-09-17 12:04:21,984 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-09-17 12:04:21,984 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-09-17 12:04:21,985 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-09-17 12:04:21,985 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand null [2023-09-17 12:04:23,188 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 85 [2023-09-17 12:04:23,189 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-09-17 12:04:23,189 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-09-17 12:04:23,195 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-09-17 12:04:23,195 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-09-17 12:04:23,213 INFO L748 eck$LassoCheckResult]: Stem: SleepPredicate [underlying: 78#[$Ultimate##0]don't care, sleep set: []] [155] $Ultimate##0-->L-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] SleepPredicate [underlying: 81#[L-1]don't care, sleep set: []] [159] L-1-->L-1-1: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 83#[L-1-1]don't care, sleep set: []] [177] L-1-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 85#[L21]don't care, sleep set: []] [154] L21-->L21-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 87#[L21-1]don't care, sleep set: []] [169] L21-1-->L21-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 89#[L21-2]don't care, sleep set: []] [168] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 91#[L21-3]don't care, sleep set: []] [142] L21-3-->L21-4: Formula: (and (= (select |v_#length_2| 2) 25) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 93#[L21-4]don't care, sleep set: []] [189] L21-4-->L38: Formula: (= 0 v_~N1~0_3) InVars {} OutVars{~N1~0=v_~N1~0_3} AuxVars[] AssignedVars[~N1~0] SleepPredicate [underlying: 95#[L38]don't care, sleep set: []] [190] L38-->L38-1: Formula: (= 0 v_~N2~0_3) InVars {} OutVars{~N2~0=v_~N2~0_3} AuxVars[] AssignedVars[~N2~0] SleepPredicate [underlying: 97#[L38-1]don't care, sleep set: []] [143] L38-1-->L-1-2: Formula: (= v_~counter~0_6 0) InVars {} OutVars{~counter~0=v_~counter~0_6} AuxVars[] AssignedVars[~counter~0] SleepPredicate [underlying: 99#[L-1-2]don't care, sleep set: []] [180] L-1-2-->L-1-3: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] SleepPredicate [underlying: 101#[L-1-3]don't care, sleep set: []] [183] L-1-3-->L62: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_1|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_1|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_1|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_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|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base] SleepPredicate [underlying: 103#[L62]don't care, sleep set: []] [184] L62-->L62-1: Formula: (and (= |v_ULTIMATE.start_main_~#t1~0#1.offset_2| 0) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t1~0#1.base_2|) 0) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t1~0#1.base_2|) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t1~0#1.base_2| 4)) (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_2| 0)) (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t1~0#1.base_2| 1) |v_#valid_4|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_2|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] SleepPredicate [underlying: 105#[L62-1]don't care, sleep set: []] [172] L62-1-->L62-2: Formula: (and (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2~0#1.base_2| 4)) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2~0#1.base_2|) 0) (= (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2~0#1.base_2| 1) |v_#valid_6|) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_2| 0)) (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_2|) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2~0#1.base_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_2|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] SleepPredicate [underlying: 107#[L62-2]don't care, sleep set: []] [153] L62-2-->L64: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5#1] SleepPredicate [underlying: 109#[L64]don't care, sleep set: []] [144] L64-->L64-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet5#1_3| v_~N1~0_4) InVars {ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_3|} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_3|, ~N1~0=v_~N1~0_4} AuxVars[] AssignedVars[~N1~0] SleepPredicate [underlying: 111#[L64-1]don't care, sleep set: []] [178] L64-1-->L65: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5#1] SleepPredicate [underlying: 113#[L65]don't care, sleep set: []] [194] L65-->L65-1: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] SleepPredicate [underlying: 115#[L65-1]don't care, sleep set: []] [174] L65-1-->L65-2: Formula: (= |v_ULTIMATE.start_main_#t~nondet6#1_3| v_~N2~0_4) InVars {ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_3|} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_3|, ~N2~0=v_~N2~0_4} AuxVars[] AssignedVars[~N2~0] SleepPredicate [underlying: 117#[L65-2]don't care, sleep set: []] [158] L65-2-->L67: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] SleepPredicate [underlying: 119#[L67]don't care, sleep set: []] [173] L67-->L67-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (ite (and (<= 0 v_~N1~0_5) (<= 0 v_~N2~0_5)) 1 0)) InVars {~N1~0=v_~N1~0_5, ~N2~0=v_~N2~0_5} OutVars{~N1~0=v_~N1~0_5, ~N2~0=v_~N2~0_5, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] SleepPredicate [underlying: 121#[L67-1]don't care, sleep set: []] [147] L67-1-->L34: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] SleepPredicate [underlying: 123#[L34]don't care, sleep set: []] [150] L34-->L35: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] SleepPredicate [underlying: 125#[L35]don't care, sleep set: []] [171] L35-->L34-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 129#[L34-1]don't care, sleep set: []] [166] L34-1-->L70: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] SleepPredicate [underlying: 131#[L70]don't care, sleep set: []] [192] L70-->L70-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] SleepPredicate [underlying: 133#[L70-1]don't care, sleep set: []] [151] L70-1-->L70-2: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_3|) (= (select |v_#valid_8| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) 1) (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_3| 4) (select |v_#length_7| |v_ULTIMATE.start_main_~#t1~0#1.base_3|)) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t1~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) |v_ULTIMATE.start_main_~#t1~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_3|)) InVars {#valid=|v_#valid_8|, #memory_int=|v_#memory_int_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, #length=|v_#length_7|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_3|} OutVars{#valid=|v_#valid_8|, #memory_int=|v_#memory_int_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, #length=|v_#length_7|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] SleepPredicate [underlying: 135#[L70-2]don't care, sleep set: []] [218] L70-2-->$Ultimate##0: Formula: (and (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_thread1Thread1of1ForFork0_thidvar0_2) (= v_thread1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_4|, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_8|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_4|, thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_12, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_4|, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_2, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_~i~0, thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_#res.offset, thread1Thread1of1ForFork0_thidvar1] SleepPredicate [underlying: 137#[$Ultimate##0, L70-3]don't care, sleep set: []] [176] L70-3-->L70-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] SleepPredicate [underlying: 139#[$Ultimate##0, L70-4]don't care, sleep set: [thread1Thread1of1ForFork0]] [138] L70-4-->L71: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] SleepPredicate [underlying: 143#[L71, $Ultimate##0]don't care, sleep set: [thread1Thread1of1ForFork0]] [129] L71-->L71-1: Formula: (= |v_ULTIMATE.start_main_#t~pre9#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre9#1] SleepPredicate [underlying: 151#[$Ultimate##0, L71-1]don't care, sleep set: [thread1Thread1of1ForFork0]] [145] L71-1-->L71-2: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] SleepPredicate [underlying: 163#[$Ultimate##0, L71-2]don't care, sleep set: [thread1Thread1of1ForFork0]] [179] L71-2-->L71-3: Formula: (and (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_3|) (select |v_#length_8| |v_ULTIMATE.start_main_~#t2~0#1.base_3|)) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2~0#1.base_3|) 1) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_3|) (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2~0#1.base_3|) |v_ULTIMATE.start_main_~#t2~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre9#1_3|)) |v_#memory_int_5|)) InVars {ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_3|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_3|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_6|, #length=|v_#length_8|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_3|} OutVars{ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_3|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_3|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_5|, #length=|v_#length_8|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] SleepPredicate [underlying: 179#[$Ultimate##0, L71-3]don't care, sleep set: [thread1Thread1of1ForFork0]] [221] L71-3-->$Ultimate##0: Formula: (and (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= |v_ULTIMATE.start_main_#t~pre9#1_6| v_thread2Thread1of1ForFork1_thidvar0_2) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_6|} OutVars{thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork1_#res#1.base=|v_thread2Thread1of1ForFork1_#res#1.base_4|, thread2Thread1of1ForFork1_#t~post4#1=|v_thread2Thread1of1ForFork1_#t~post4#1_4|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_6|, thread2Thread1of1ForFork1_#res#1.offset=|v_thread2Thread1of1ForFork1_#res#1.offset_4|, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_8|, thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_12|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork1_#res#1.base, thread2Thread1of1ForFork1_#t~post4#1, thread2Thread1of1ForFork1_#res#1.offset, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork1_#t~post3#1, thread2Thread1of1ForFork1_~i~1#1, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] SleepPredicate [underlying: 199#[$Ultimate##0, $Ultimate##0, L71-4]don't care, sleep set: [thread1Thread1of1ForFork0]] [137] L71-4-->L71-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre9#1] SleepPredicate [underlying: 221#[$Ultimate##0, $Ultimate##0, L71-5]don't care, sleep set: [thread1Thread1of1ForFork0]] [163] L71-5-->L73: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet10#1] SleepPredicate [underlying: 247#[$Ultimate##0, $Ultimate##0, L73]don't care, sleep set: [thread1Thread1of1ForFork0]] [157] L73-->L73-1: Formula: (= (ite (not (= (+ v_~counter~0_7 v_~N2~0_6) v_~N1~0_6)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_3|) InVars {~counter~0=v_~counter~0_7, ~N1~0=v_~N1~0_6, ~N2~0=v_~N2~0_6} OutVars{~counter~0=v_~counter~0_7, ~N1~0=v_~N1~0_6, ~N2~0=v_~N2~0_6, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] SleepPredicate [underlying: 285#[$Ultimate##0, $Ultimate##0, L73-1]don't care, sleep set: [thread1Thread1of1ForFork0]] [165] L73-1-->L34-2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] SleepPredicate [underlying: 341#[$Ultimate##0, $Ultimate##0, L34-2]don't care, sleep set: [thread1Thread1of1ForFork0]] [160] L34-2-->L35-3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_4| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_6|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_6|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] SleepPredicate [underlying: 423#[$Ultimate##0, $Ultimate##0, L35-3]don't care, sleep set: [thread1Thread1of1ForFork0]] [134] L35-3-->L34-3: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_8| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_8|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_8|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 537#[$Ultimate##0, $Ultimate##0, L34-3]don't care, sleep set: [thread1Thread1of1ForFork0]] [140] L34-3-->L76: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] SleepPredicate [underlying: 677#[$Ultimate##0, $Ultimate##0, L76]don't care, sleep set: [thread1Thread1of1ForFork0]] [193] L76-->L62-3: Formula: (= |v_ULTIMATE.start_main_#res#1_2| 0) InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] SleepPredicate [underlying: 839#[$Ultimate##0, $Ultimate##0, L62-3]don't care, sleep set: [thread1Thread1of1ForFork0]] [139] L62-3-->L62-4: Formula: (= (store |v_#valid_11| |v_ULTIMATE.start_main_~#t1~0#1.base_4| 0) |v_#valid_10|) InVars {ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_4|, #valid=|v_#valid_11|} OutVars{ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_4|, #valid=|v_#valid_10|} AuxVars[] AssignedVars[#valid] SleepPredicate [underlying: 1015#[$Ultimate##0, $Ultimate##0, L62-4]don't care, sleep set: [thread1Thread1of1ForFork0]] [135] L62-4-->L62-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_5|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] SleepPredicate [underlying: 1201#[$Ultimate##0, $Ultimate##0, L62-5]don't care, sleep set: [thread1Thread1of1ForFork0]] [188] L62-5-->L62-6: Formula: (= |v_#valid_12| (store |v_#valid_13| |v_ULTIMATE.start_main_~#t2~0#1.base_4| 0)) InVars {ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_4|, #valid=|v_#valid_13|} OutVars{ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_4|, #valid=|v_#valid_12|} AuxVars[] AssignedVars[#valid] SleepPredicate [underlying: 1391#[$Ultimate##0, $Ultimate##0, L62-6]don't care, sleep set: [thread1Thread1of1ForFork0]] [191] L62-6-->main_returnLabel#1: Formula: true InVars {} OutVars{ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_5|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base] SleepPredicate [underlying: 1581#[$Ultimate##0, $Ultimate##0, main_returnLabel#1]don't care, sleep set: [thread1Thread1of1ForFork0]] [181] main_returnLabel#1-->ULTIMATE.startFINAL: Formula: (= |v_ULTIMATE.start_main_#res#1_3| |v_ULTIMATE.start_#t~ret11#1_1|) InVars {ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_3|} OutVars{ULTIMATE.start_#t~ret11#1=|v_ULTIMATE.start_#t~ret11#1_1|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_#t~ret11#1] SleepPredicate [underlying: 1767#[$Ultimate##0, $Ultimate##0, ULTIMATE.startFINAL]don't care, sleep set: [thread1Thread1of1ForFork0]] [195] ULTIMATE.startFINAL-->ULTIMATE.startEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] SleepPredicate [underlying: 1945#[$Ultimate##0, $Ultimate##0, ULTIMATE.startEXIT]don't care, sleep set: [thread1Thread1of1ForFork0]] [206] $Ultimate##0-->L51-4: Formula: (= |v_thread2Thread1of1ForFork1_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_~i~1#1] SleepPredicate [underlying: 2115#[$Ultimate##0, ULTIMATE.startEXIT, L51-4]don't care, sleep set: [thread1Thread1of1ForFork0]] [196] $Ultimate##0-->L41-4: Formula: (= v_thread1Thread1of1ForFork0_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_~i~0] SleepPredicate [underlying: 2259#[L41-4, ULTIMATE.startEXIT, L51-4]don't care, sleep set: []] [2023-09-17 12:04:23,214 INFO L750 eck$LassoCheckResult]: Loop: SleepPredicate [underlying: 2259#[L41-4, ULTIMATE.startEXIT, L51-4]don't care, sleep set: []] [207] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork1_~i~1#1_3| v_~N2~0_2) InVars {thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_3|, ~N2~0=v_~N2~0_2} OutVars{thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_3|, ~N2~0=v_~N2~0_2} AuxVars[] AssignedVars[] SleepPredicate [underlying: 2411#[L41-4, ULTIMATE.startEXIT, L52]don't care, sleep set: [thread1Thread1of1ForFork0]] [197] L41-4-->L42: Formula: (< v_thread1Thread1of1ForFork0_~i~0_3 v_~N1~0_2) InVars {thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_3, ~N1~0=v_~N1~0_2} OutVars{thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_3, ~N1~0=v_~N1~0_2} AuxVars[] AssignedVars[] SleepPredicate [underlying: 2487#[ULTIMATE.startEXIT, L42, L52]don't care, sleep set: []] [210] L52-->L55: Formula: (and (not (= |v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_1| 0)) (= (ite (< 0 v_~counter~0_29) 1 0) |v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_1|) (= |v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_1| |v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_1|) (= (+ v_~counter~0_28 1) v_~counter~0_29)) InVars {~counter~0=v_~counter~0_29} OutVars{thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_1|, ~counter~0=v_~counter~0_28, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_1|, thread2Thread1of1ForFork1_#t~post4#1=|v_thread2Thread1of1ForFork1_#t~post4#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1, ~counter~0, thread2Thread1of1ForFork1_#t~post4#1, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1] SleepPredicate [underlying: 2613#[ULTIMATE.startEXIT, L42, L55]don't care, sleep set: [thread1Thread1of1ForFork0]] [200] L42-->L44: Formula: (= (+ v_~counter~0_13 1) v_~counter~0_12) InVars {~counter~0=v_~counter~0_13} OutVars{~counter~0=v_~counter~0_12, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork0_#t~post2] SleepPredicate [underlying: 2701#[ULTIMATE.startEXIT, L55, L44]don't care, sleep set: []] [202] L44-->L41-2: Formula: (= v_thread1Thread1of1ForFork0_~i~0_7 |v_thread1Thread1of1ForFork0_#t~post1_1|) InVars {thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_7} OutVars{thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_7, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_1|} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1] SleepPredicate [underlying: 2763#[ULTIMATE.startEXIT, L55, L41-2]don't care, sleep set: [thread2Thread1of1ForFork1]] [212] L55-->L51-2: Formula: (= |v_thread2Thread1of1ForFork1_~i~1#1_7| |v_thread2Thread1of1ForFork1_#t~post3#1_1|) InVars {thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_7|} OutVars{thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_1|, thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_7|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post3#1] SleepPredicate [underlying: 2809#[ULTIMATE.startEXIT, L51-2, L41-2]don't care, sleep set: []] [214] L51-2-->L51-3: Formula: (= |v_thread2Thread1of1ForFork1_~i~1#1_9| (+ |v_thread2Thread1of1ForFork1_#t~post3#1_3| 1)) InVars {thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_3|} OutVars{thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_3|, thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_9|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_~i~1#1] SleepPredicate [underlying: 2831#[ULTIMATE.startEXIT, L51-3, L41-2]don't care, sleep set: [thread1Thread1of1ForFork0]] [204] L41-2-->L41-3: Formula: (= v_thread1Thread1of1ForFork0_~i~0_9 (+ |v_thread1Thread1of1ForFork0_#t~post1_3| 1)) InVars {thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_3|} OutVars{thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_9, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_3|} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_~i~0] SleepPredicate [underlying: 2835#[L51-3, ULTIMATE.startEXIT, L41-3]don't care, sleep set: []] [215] L51-3-->L51-4: Formula: true InVars {} OutVars{thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_5|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post3#1] SleepPredicate [underlying: 2671#[ULTIMATE.startEXIT, L41-3, L51-4]don't care, sleep set: [thread1Thread1of1ForFork0]] [205] L41-3-->L41-4: Formula: true InVars {} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1] SleepPredicate [underlying: 2259#[L41-4, ULTIMATE.startEXIT, L51-4]don't care, sleep set: []] [2023-09-17 12:04:23,219 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-17 12:04:23,220 INFO L85 PathProgramCache]: Analyzing trace with hash 872831623, now seen corresponding path program 1 times [2023-09-17 12:04:23,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-17 12:04:23,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425652277] [2023-09-17 12:04:23,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-17 12:04:23,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-17 12:04:23,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-17 12:04:23,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-17 12:04:23,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-17 12:04:23,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425652277] [2023-09-17 12:04:23,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425652277] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-17 12:04:23,477 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-17 12:04:23,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-09-17 12:04:23,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767773340] [2023-09-17 12:04:23,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-17 12:04:23,484 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-09-17 12:04:23,485 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-17 12:04:23,485 INFO L85 PathProgramCache]: Analyzing trace with hash 608728227, now seen corresponding path program 1 times [2023-09-17 12:04:23,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-17 12:04:23,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549489982] [2023-09-17 12:04:23,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-17 12:04:23,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-17 12:04:23,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-17 12:04:23,508 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-09-17 12:04:23,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-17 12:04:23,545 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-09-17 12:04:23,716 INFO L210 LassoAnalysis]: Preferences: [2023-09-17 12:04:23,716 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-09-17 12:04:23,717 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-09-17 12:04:23,717 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-09-17 12:04:23,718 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-09-17 12:04:23,718 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:23,718 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-09-17 12:04:23,718 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-09-17 12:04:23,718 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration1_Loop [2023-09-17 12:04:23,719 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-09-17 12:04:23,719 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-09-17 12:04:23,736 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:23,747 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:23,749 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:23,752 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:23,755 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:23,758 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:23,760 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:23,765 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:23,767 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:23,770 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:23,772 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:23,778 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:23,780 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:23,901 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-09-17 12:04:23,902 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-09-17 12:04:23,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:23,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:23,909 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:23,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-09-17 12:04:23,918 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-17 12:04:23,918 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-17 12:04:23,930 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-17 12:04:23,930 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_#t~post4#1=0} Honda state: {thread2Thread1of1ForFork1_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-17 12:04:23,937 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 [2023-09-17 12:04:23,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:23,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:23,942 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:23,974 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-17 12:04:23,974 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-17 12:04:23,975 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-09-17 12:04:23,984 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-17 12:04:23,984 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread1Thread1of1ForFork0_#t~post1=0} Honda state: {thread1Thread1of1ForFork0_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-17 12:04:23,989 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:23,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:23,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:23,991 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:24,000 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-17 12:04:24,000 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-17 12:04:24,015 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-09-17 12:04:24,025 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-17 12:04:24,026 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: [] [2023-09-17 12:04:24,033 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:24,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:24,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:24,035 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:24,044 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-17 12:04:24,044 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-17 12:04:24,059 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-09-17 12:04:24,069 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-17 12:04:24,070 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: [] [2023-09-17 12:04:24,076 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:24,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:24,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:24,078 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:24,088 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-17 12:04:24,088 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-17 12:04:24,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-09-17 12:04:24,105 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-17 12:04:24,105 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: [] [2023-09-17 12:04:24,108 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:24,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:24,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:24,111 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:24,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-09-17 12:04:24,115 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-17 12:04:24,115 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-17 12:04:24,126 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-17 12:04:24,126 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=1} Honda state: {thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-17 12:04:24,134 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:24,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:24,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:24,136 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:24,140 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-09-17 12:04:24,141 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-17 12:04:24,141 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-17 12:04:24,158 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-17 12:04:24,158 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~counter~0=1} Honda state: {~counter~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-17 12:04:24,164 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:24,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:24,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:24,166 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:24,178 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-17 12:04:24,178 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-17 12:04:24,189 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-09-17 12:04:24,201 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-17 12:04:24,202 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_#t~post3#1=0} Honda state: {thread2Thread1of1ForFork1_#t~post3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-17 12:04:24,209 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:24,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:24,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:24,211 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:24,222 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-09-17 12:04:24,222 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-17 12:04:24,222 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-17 12:04:24,244 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-17 12:04:24,245 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: [] [2023-09-17 12:04:24,251 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:24,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:24,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:24,253 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:24,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-09-17 12:04:24,261 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-17 12:04:24,261 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-17 12:04:24,282 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-17 12:04:24,283 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1=1} Honda state: {thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-17 12:04:24,293 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:24,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:24,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:24,295 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:24,304 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-17 12:04:24,304 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-17 12:04:24,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-09-17 12:04:24,329 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:24,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:24,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:24,331 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:24,334 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-09-17 12:04:24,336 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-09-17 12:04:24,337 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-17 12:04:24,475 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-09-17 12:04:24,482 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:24,483 INFO L210 LassoAnalysis]: Preferences: [2023-09-17 12:04:24,483 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-09-17 12:04:24,483 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-09-17 12:04:24,483 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-09-17 12:04:24,483 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-09-17 12:04:24,483 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:24,483 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-09-17 12:04:24,483 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-09-17 12:04:24,484 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration1_Loop [2023-09-17 12:04:24,484 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-09-17 12:04:24,484 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-09-17 12:04:24,486 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:24,496 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:24,499 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:24,501 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:24,504 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:24,507 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:24,522 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:24,524 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:24,530 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:24,534 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:24,563 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:24,572 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:24,576 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:04:24,680 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-09-17 12:04:24,684 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-09-17 12:04:24,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:24,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:24,687 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:24,699 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-09-17 12:04:24,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-17 12:04:24,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 12:04:24,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 12:04:24,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 12:04:24,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 12:04:24,715 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 12:04:24,715 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 12:04:24,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 12:04:24,754 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:24,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:24,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:24,756 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:24,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-17 12:04:24,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-09-17 12:04:24,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 12:04:24,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-17 12:04:24,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 12:04:24,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 12:04:24,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 12:04:24,780 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-17 12:04:24,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-17 12:04:24,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 12:04:24,801 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:24,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:24,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:24,803 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:24,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-17 12:04:24,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 12:04:24,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-17 12:04:24,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 12:04:24,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 12:04:24,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 12:04:24,825 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-17 12:04:24,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-17 12:04:24,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-09-17 12:04:24,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 12:04:24,847 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:24,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:24,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:24,849 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:24,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-09-17 12:04:24,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-17 12:04:24,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 12:04:24,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 12:04:24,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 12:04:24,865 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 12:04:24,869 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 12:04:24,870 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 12:04:24,889 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 12:04:24,894 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:24,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:24,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:24,896 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:24,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-17 12:04:24,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 12:04:24,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 12:04:24,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 12:04:24,914 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 12:04:24,919 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 12:04:24,920 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 12:04:24,924 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-09-17 12:04:24,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 12:04:24,945 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:24,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:24,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:24,947 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:24,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-17 12:04:24,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 12:04:24,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-17 12:04:24,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 12:04:24,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 12:04:24,966 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 12:04:24,966 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-17 12:04:24,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-17 12:04:24,969 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-09-17 12:04:24,981 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 12:04:24,985 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:24,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:24,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:24,987 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:24,997 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-09-17 12:04:25,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-17 12:04:25,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 12:04:25,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-17 12:04:25,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 12:04:25,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 12:04:25,012 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 12:04:25,012 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-17 12:04:25,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-17 12:04:25,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 12:04:25,032 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:25,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:25,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:25,035 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:25,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-09-17 12:04:25,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-17 12:04:25,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 12:04:25,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-17 12:04:25,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 12:04:25,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 12:04:25,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 12:04:25,070 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-17 12:04:25,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-17 12:04:25,077 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 12:04:25,082 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:25,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:25,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:25,085 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:25,097 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-09-17 12:04:25,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-17 12:04:25,105 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 12:04:25,105 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-17 12:04:25,105 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 12:04:25,105 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 12:04:25,105 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 12:04:25,106 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-17 12:04:25,106 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-17 12:04:25,116 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 12:04:25,120 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:25,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:25,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:25,121 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:25,122 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-09-17 12:04:25,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-17 12:04:25,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 12:04:25,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 12:04:25,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 12:04:25,132 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 12:04:25,134 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 12:04:25,134 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 12:04:25,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 12:04:25,159 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:25,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:25,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:25,162 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:25,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-17 12:04:25,193 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-09-17 12:04:25,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 12:04:25,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-17 12:04:25,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 12:04:25,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 12:04:25,195 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 12:04:25,196 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-17 12:04:25,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-17 12:04:25,205 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-09-17 12:04:25,213 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-09-17 12:04:25,213 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-09-17 12:04:25,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:04:25,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:04:25,217 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:04:25,226 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-09-17 12:04:25,226 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-09-17 12:04:25,226 INFO L513 LassoAnalysis]: Proved termination. [2023-09-17 12:04:25,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-09-17 12:04:25,227 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread1Thread1of1ForFork0_~i~0, ~N1~0) = -1*thread1Thread1of1ForFork0_~i~0 + 1*~N1~0 Supporting invariants [] [2023-09-17 12:04:25,231 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:25,233 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-09-17 12:04:25,264 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-17 12:04:25,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-17 12:04:25,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 1 conjunts are in the unsatisfiable core [2023-09-17 12:04:25,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-17 12:04:25,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-17 12:04:25,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 5 conjunts are in the unsatisfiable core [2023-09-17 12:04:25,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-17 12:04:25,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-17 12:04:25,504 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 4 loop predicates [2023-09-17 12:04:25,507 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand null Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-17 12:04:25,913 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-09-17 12:04:26,856 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand null. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 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 15250 states and 50810 transitions. Complement of second has 9 states. [2023-09-17 12:04:26,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2023-09-17 12:04:26,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-17 12:04:26,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 215 transitions. [2023-09-17 12:04:26,867 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 215 transitions. Stem has 50 letters. Loop has 10 letters. [2023-09-17 12:04:26,869 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-17 12:04:26,869 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 215 transitions. Stem has 60 letters. Loop has 10 letters. [2023-09-17 12:04:26,869 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-17 12:04:26,869 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 215 transitions. Stem has 50 letters. Loop has 20 letters. [2023-09-17 12:04:26,870 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-17 12:04:26,870 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15250 states and 50810 transitions. [2023-09-17 12:04:27,149 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-09-17 12:04:27,151 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15250 states to 0 states and 0 transitions. [2023-09-17 12:04:27,152 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-09-17 12:04:27,152 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-09-17 12:04:27,152 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-09-17 12:04:27,152 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-17 12:04:27,152 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-09-17 12:04:27,152 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-09-17 12:04:27,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-17 12:04:27,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-09-17 12:04:27,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-09-17 12:04:27,156 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-17 12:04:27,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-09-17 12:04:27,158 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2023-09-17 12:04:27,158 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2023-09-17 12:04:27,158 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-09-17 12:04:27,158 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2023-09-17 12:04:27,158 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-09-17 12:04:27,158 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-09-17 12:04:27,158 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-09-17 12:04:27,158 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-17 12:04:27,158 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-09-17 12:04:27,158 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-09-17 12:04:27,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-17 12:04:27,159 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-09-17 12:04:27,159 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-09-17 12:04:27,159 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-09-17 12:04:27,159 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-09-17 12:04:27,159 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-09-17 12:04:27,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.09 12:04:27 BoogieIcfgContainer [2023-09-17 12:04:27,165 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-09-17 12:04:27,166 INFO L158 Benchmark]: Toolchain (without parser) took 9665.74ms. Allocated memory was 209.7MB in the beginning and 461.4MB in the end (delta: 251.7MB). Free memory was 159.5MB in the beginning and 334.2MB in the end (delta: -174.7MB). Peak memory consumption was 77.9MB. Max. memory is 8.0GB. [2023-09-17 12:04:27,166 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 174.1MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 8.0GB. [2023-09-17 12:04:27,167 INFO L158 Benchmark]: CACSL2BoogieTranslator took 345.78ms. Allocated memory is still 209.7MB. Free memory was 159.0MB in the beginning and 148.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2023-09-17 12:04:27,167 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.50ms. Allocated memory is still 209.7MB. Free memory was 148.6MB in the beginning and 146.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-09-17 12:04:27,167 INFO L158 Benchmark]: Boogie Preprocessor took 22.61ms. Allocated memory is still 209.7MB. Free memory was 146.9MB in the beginning and 145.4MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-09-17 12:04:27,168 INFO L158 Benchmark]: RCFGBuilder took 622.74ms. Allocated memory is still 209.7MB. Free memory was 145.4MB in the beginning and 131.2MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2023-09-17 12:04:27,168 INFO L158 Benchmark]: BuchiAutomizer took 8595.35ms. Allocated memory was 209.7MB in the beginning and 461.4MB in the end (delta: 251.7MB). Free memory was 131.2MB in the beginning and 334.2MB in the end (delta: -203.0MB). Peak memory consumption was 49.6MB. Max. memory is 8.0GB. [2023-09-17 12:04:27,170 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 174.1MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 345.78ms. Allocated memory is still 209.7MB. Free memory was 159.0MB in the beginning and 148.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 65.50ms. Allocated memory is still 209.7MB. Free memory was 148.6MB in the beginning and 146.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 22.61ms. Allocated memory is still 209.7MB. Free memory was 146.9MB in the beginning and 145.4MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 622.74ms. Allocated memory is still 209.7MB. Free memory was 145.4MB in the beginning and 131.2MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * BuchiAutomizer took 8595.35ms. Allocated memory was 209.7MB in the beginning and 461.4MB in the end (delta: 251.7MB). Free memory was 131.2MB in the beginning and 334.2MB in the end (delta: -203.0MB). Peak memory consumption was 49.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + N1 and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 2 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.0s. Construction of modules took 0.0s. Büchi inclusion checks took 1.5s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.2s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 127 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 126 mSDsluCounter, 231 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 122 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 44 IncrementalHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 109 mSDtfsCounter, 44 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital30 mio100 ax206 hnf100 lsp16 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 60ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 10 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s InitialAbstractionConstructionTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-09-17 12:04:27,193 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...