/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_INTERSECTION -i ../../../trunk/examples/svcomp/weaver/popl20-simple-queue.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.me.fairness-42053ae-m [2023-09-17 11:43:49,437 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-09-17 11:43:49,487 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 11:43:49,515 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-17 11:43:49,516 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-09-17 11:43:49,516 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-09-17 11:43:49,520 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-09-17 11:43:49,520 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-09-17 11:43:49,521 INFO L137 SettingsManager]: * Use SBE=true [2023-09-17 11:43:49,524 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-09-17 11:43:49,524 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-09-17 11:43:49,524 INFO L137 SettingsManager]: * Use old map elimination=false [2023-09-17 11:43:49,524 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-09-17 11:43:49,525 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-09-17 11:43:49,525 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-09-17 11:43:49,526 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-09-17 11:43:49,526 INFO L137 SettingsManager]: * sizeof long=4 [2023-09-17 11:43:49,526 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-09-17 11:43:49,526 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-09-17 11:43:49,526 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-09-17 11:43:49,526 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-09-17 11:43:49,527 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-09-17 11:43:49,527 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-09-17 11:43:49,527 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-09-17 11:43:49,527 INFO L137 SettingsManager]: * sizeof long double=12 [2023-09-17 11:43:49,527 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-09-17 11:43:49,527 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-09-17 11:43:49,528 INFO L137 SettingsManager]: * Use constant arrays=true [2023-09-17 11:43:49,528 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-09-17 11:43:49,528 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-17 11:43:49,529 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-09-17 11:43:49,529 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-09-17 11:43:49,529 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-09-17 11:43:49,529 INFO L137 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-09-17 11:43:49,530 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-09-17 11:43:49,531 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Fairness type for concurrent programs -> FAIRNESS_INTERSECTION [2023-09-17 11:43:49,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-17 11:43:49,744 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-17 11:43:49,746 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-17 11:43:49,747 INFO L270 PluginConnector]: Initializing CDTParser... [2023-09-17 11:43:49,748 INFO L274 PluginConnector]: CDTParser initialized [2023-09-17 11:43:49,749 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-simple-queue.wvr.c [2023-09-17 11:43:50,926 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-09-17 11:43:51,105 INFO L384 CDTParser]: Found 1 translation units. [2023-09-17 11:43:51,106 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-simple-queue.wvr.c [2023-09-17 11:43:51,112 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1152fe759/0e6c80d5fb7d488e9cfca7714f496888/FLAG5a9216f2f [2023-09-17 11:43:51,126 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1152fe759/0e6c80d5fb7d488e9cfca7714f496888 [2023-09-17 11:43:51,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-17 11:43:51,131 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-17 11:43:51,133 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-09-17 11:43:51,134 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-09-17 11:43:51,136 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-09-17 11:43:51,137 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 11:43:51" (1/1) ... [2023-09-17 11:43:51,138 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3599d981 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 11:43:51, skipping insertion in model container [2023-09-17 11:43:51,138 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 11:43:51" (1/1) ... [2023-09-17 11:43:51,143 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-09-17 11:43:51,162 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-09-17 11:43:51,280 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-simple-queue.wvr.c[2392,2405] [2023-09-17 11:43:51,283 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-17 11:43:51,292 INFO L203 MainTranslator]: Completed pre-run [2023-09-17 11:43:51,305 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-simple-queue.wvr.c[2392,2405] [2023-09-17 11:43:51,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-17 11:43:51,314 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-09-17 11:43:51,314 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-09-17 11:43:51,319 INFO L208 MainTranslator]: Completed translation [2023-09-17 11:43:51,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 11:43:51 WrapperNode [2023-09-17 11:43:51,320 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-09-17 11:43:51,321 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-09-17 11:43:51,321 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-09-17 11:43:51,321 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-09-17 11:43:51,326 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 11:43:51" (1/1) ... [2023-09-17 11:43:51,342 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 11:43:51" (1/1) ... [2023-09-17 11:43:51,358 INFO L138 Inliner]: procedures = 24, calls = 31, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 124 [2023-09-17 11:43:51,358 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-09-17 11:43:51,359 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-17 11:43:51,359 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-17 11:43:51,359 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-17 11:43:51,366 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 11:43:51" (1/1) ... [2023-09-17 11:43:51,366 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 11:43:51" (1/1) ... [2023-09-17 11:43:51,368 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 11:43:51" (1/1) ... [2023-09-17 11:43:51,368 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 11:43:51" (1/1) ... [2023-09-17 11:43:51,373 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 11:43:51" (1/1) ... [2023-09-17 11:43:51,376 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 11:43:51" (1/1) ... [2023-09-17 11:43:51,377 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 11:43:51" (1/1) ... [2023-09-17 11:43:51,378 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 11:43:51" (1/1) ... [2023-09-17 11:43:51,379 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-17 11:43:51,380 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-17 11:43:51,380 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-17 11:43:51,380 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-17 11:43:51,381 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 11:43:51" (1/1) ... [2023-09-17 11:43:51,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 11:43:51,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 11:43:51,406 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 11:43:51,409 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 11:43:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-09-17 11:43:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-09-17 11:43:51,440 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-09-17 11:43:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-09-17 11:43:51,440 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-09-17 11:43:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-09-17 11:43:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-09-17 11:43:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-09-17 11:43:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-09-17 11:43:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-09-17 11:43:51,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-09-17 11:43:51,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-17 11:43:51,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-17 11:43:51,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-09-17 11:43:51,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-09-17 11:43:51,442 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 11:43:51,518 INFO L236 CfgBuilder]: Building ICFG [2023-09-17 11:43:51,519 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-17 11:43:51,670 INFO L277 CfgBuilder]: Performing block encoding [2023-09-17 11:43:51,746 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-17 11:43:51,746 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-09-17 11:43:51,748 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 11:43:51 BoogieIcfgContainer [2023-09-17 11:43:51,748 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-17 11:43:51,749 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-09-17 11:43:51,749 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-09-17 11:43:51,752 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-09-17 11:43:51,752 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-09-17 11:43:51,752 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.09 11:43:51" (1/3) ... [2023-09-17 11:43:51,753 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@71acbc64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.09 11:43:51, skipping insertion in model container [2023-09-17 11:43:51,753 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-09-17 11:43:51,753 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 11:43:51" (2/3) ... [2023-09-17 11:43:51,754 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@71acbc64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.09 11:43:51, skipping insertion in model container [2023-09-17 11:43:51,754 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-09-17 11:43:51,755 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 11:43:51" (3/3) ... [2023-09-17 11:43:51,756 INFO L332 chiAutomizerObserver]: Analyzing ICFG popl20-simple-queue.wvr.c [2023-09-17 11:43:51,836 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-09-17 11:43:51,861 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 102 places, 106 transitions, 222 flow [2023-09-17 11:43:51,890 INFO L124 PetriNetUnfolderBase]: 9/102 cut-off events. [2023-09-17 11:43:51,891 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-09-17 11:43:51,895 INFO L83 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 102 events. 9/102 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 67 event pairs, 0 based on Foata normal form. 0/93 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2023-09-17 11:43:51,895 INFO L82 GeneralOperation]: Start removeDead. Operand has 102 places, 106 transitions, 222 flow [2023-09-17 11:43:51,899 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 100 places, 102 transitions, 210 flow [2023-09-17 11:43:51,910 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-09-17 11:43:51,910 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-09-17 11:43:51,910 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-09-17 11:43:51,910 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-09-17 11:43:51,911 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-09-17 11:43:51,911 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-09-17 11:43:51,911 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-09-17 11:43:51,911 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-09-17 11:43:51,912 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand null [2023-09-17 11:43:52,511 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 111 [2023-09-17 11:43:52,512 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-09-17 11:43:52,512 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-09-17 11:43:52,518 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] [2023-09-17 11:43:52,518 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2023-09-17 11:43:52,518 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-09-17 11:43:52,518 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand null [2023-09-17 11:43:52,819 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 111 [2023-09-17 11:43:52,819 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-09-17 11:43:52,819 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-09-17 11:43:52,821 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] [2023-09-17 11:43:52,821 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2023-09-17 11:43:52,835 INFO L748 eck$LassoCheckResult]: Stem: 112#[$Ultimate##0]don't care [253] $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] 117#[L-1]don't care [265] L-1-->L-1-1: Formula: (= (select |v_#valid_10| 0) 0) InVars {#valid=|v_#valid_10|} OutVars{#valid=|v_#valid_10|} AuxVars[] AssignedVars[] 121#[L-1-1]don't care [293] L-1-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 124#[L21]don't care [252] L21-->L21-1: Formula: (and (= (select |v_#length_6| 1) 2) (= 1 (select |v_#valid_11| 1))) InVars {#length=|v_#length_6|, #valid=|v_#valid_11|} OutVars{#length=|v_#length_6|, #valid=|v_#valid_11|} AuxVars[] AssignedVars[] 127#[L21-1]don't care [283] L21-1-->L21-2: Formula: (= 48 (select (select |v_#memory_int_9| 1) 0)) InVars {#memory_int=|v_#memory_int_9|} OutVars{#memory_int=|v_#memory_int_9|} AuxVars[] AssignedVars[] 130#[L21-2]don't care [278] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_10| 1) 1) 0) InVars {#memory_int=|v_#memory_int_10|} OutVars{#memory_int=|v_#memory_int_10|} AuxVars[] AssignedVars[] 133#[L21-3]don't care [236] L21-3-->L21-4: Formula: (and (= (select |v_#valid_12| 2) 1) (= (select |v_#length_7| 2) 26)) InVars {#length=|v_#length_7|, #valid=|v_#valid_12|} OutVars{#length=|v_#length_7|, #valid=|v_#valid_12|} AuxVars[] AssignedVars[] 136#[L21-4]don't care [307] L21-4-->L42: Formula: (and (= v_~queue~0.base_4 0) (= v_~queue~0.offset_4 0)) InVars {} OutVars{~queue~0.base=v_~queue~0.base_4, ~queue~0.offset=v_~queue~0.offset_4} AuxVars[] AssignedVars[~queue~0.offset, ~queue~0.base] 139#[L42]don't care [290] L42-->L42-1: Formula: (= v_~front~0_5 0) InVars {} OutVars{~front~0=v_~front~0_5} AuxVars[] AssignedVars[~front~0] 142#[L42-1]don't care [285] L42-1-->L42-2: Formula: (= v_~back~0_6 0) InVars {} OutVars{~back~0=v_~back~0_6} AuxVars[] AssignedVars[~back~0] 145#[L42-2]don't care [305] L42-2-->L42-3: Formula: (= v_~x~0_3 0) InVars {} OutVars{~x~0=v_~x~0_3} AuxVars[] AssignedVars[~x~0] 148#[L42-3]don't care [244] L42-3-->L-1-2: Formula: (= v_~n~0_3 0) InVars {} OutVars{~n~0=v_~n~0_3} AuxVars[] AssignedVars[~n~0] 151#[L-1-2]don't care [295] L-1-2-->L-1-3: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 154#[L-1-3]don't care [303] L-1-3-->L71: Formula: true InVars {} OutVars{ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_4|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_4|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_4|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_2|, ULTIMATE.start_main_#t~ret9#1.offset=|v_ULTIMATE.start_main_#t~ret9#1.offset_4|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_#t~ret9#1.base=|v_ULTIMATE.start_main_#t~ret9#1.base_4|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_1|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_4|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~ret9#1.offset, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~ret9#1.base, ULTIMATE.start_main_#t~nondet7#1, ULTIMATE.start_main_#t~pre10#1, ULTIMATE.start_main_#t~nondet13#1, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base] 157#[L71]don't care [220] L71-->L71-1: Formula: (and (= (store |v_#length_9| |v_ULTIMATE.start_main_~#t1~0#1.base_5| 4) |v_#length_8|) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t1~0#1.base_5|) (= (store |v_#valid_14| |v_ULTIMATE.start_main_~#t1~0#1.base_5| 1) |v_#valid_13|) (= (select |v_#valid_14| |v_ULTIMATE.start_main_~#t1~0#1.base_5|) 0) (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_5| 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_5| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_9|, #valid=|v_#valid_14|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_8|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_5|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_5|, #valid=|v_#valid_13|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] 160#[L71-1]don't care [243] L71-1-->L71-2: Formula: (and (= (store |v_#length_11| |v_ULTIMATE.start_main_~#t2~0#1.base_5| 4) |v_#length_10|) (= (store |v_#valid_16| |v_ULTIMATE.start_main_~#t2~0#1.base_5| 1) |v_#valid_15|) (= (select |v_#valid_16| |v_ULTIMATE.start_main_~#t2~0#1.base_5|) 0) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_5| 0)) (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_5|) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2~0#1.base_5|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_11|, #valid=|v_#valid_16|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_10|, 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|, #valid=|v_#valid_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] 163#[L71-2]don't care [294] L71-2-->L74: Formula: (= 5 v_~x~0_4) InVars {} OutVars{~x~0=v_~x~0_4} AuxVars[] AssignedVars[~x~0] 166#[L74]don't care [217] L74-->L74-1: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet7#1] 169#[L74-1]don't care [255] L74-1-->L74-2: Formula: (= |v_ULTIMATE.start_main_#t~nondet7#1_3| v_~n~0_4) InVars {ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_3|} OutVars{~n~0=v_~n~0_4, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_3|} AuxVars[] AssignedVars[~n~0] 172#[L74-2]don't care [266] L74-2-->L75: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet7#1] 175#[L75]don't care [301] L75-->L75-1: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] 178#[L75-1]don't care [251] L75-1-->L75-2: Formula: (= |v_ULTIMATE.start_main_#t~nondet8#1_3| v_~front~0_6) InVars {ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_3|} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_3|, ~front~0=v_~front~0_6} AuxVars[] AssignedVars[~front~0] 181#[L75-2]don't care [282] L75-2-->L76: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] 184#[L76]don't care [310] L76-->L77: Formula: (= v_~back~0_7 v_~front~0_7) InVars {~front~0=v_~front~0_7} OutVars{~back~0=v_~back~0_7, ~front~0=v_~front~0_7} AuxVars[] AssignedVars[~back~0] 187#[L77]don't care [224] L77-->L77-1: Formula: (= |v_ULTIMATE.start_create_fresh_int_array_#in~size#1_1| v_~n~0_5) InVars {~n~0=v_~n~0_5} OutVars{ULTIMATE.start_create_fresh_int_array_#in~size#1=|v_ULTIMATE.start_create_fresh_int_array_#in~size#1_1|, ~n~0=v_~n~0_5} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#in~size#1] 190#[L77-1]don't care [241] L77-1-->L77-2: Formula: true InVars {} OutVars{ULTIMATE.start_create_fresh_int_array_#res#1.base=|v_ULTIMATE.start_create_fresh_int_array_#res#1.base_3|, ULTIMATE.start_create_fresh_int_array_#res#1.offset=|v_ULTIMATE.start_create_fresh_int_array_#res#1.offset_3|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.base] 193#[L77-2]don't care [273] L77-2-->L89: Formula: true InVars {} OutVars{ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.offset=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.offset_1|, ULTIMATE.start_create_fresh_int_array_#t~post15#1=|v_ULTIMATE.start_create_fresh_int_array_#t~post15#1_4|, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset=|v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset_3|, ULTIMATE.start_create_fresh_int_array_~arr~0#1.base=|v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_3|, ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.base=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.base_1|, ULTIMATE.start_create_fresh_int_array_#t~nondet16#1=|v_ULTIMATE.start_create_fresh_int_array_#t~nondet16#1_4|, ULTIMATE.start_create_fresh_int_array_~i~0#1=|v_ULTIMATE.start_create_fresh_int_array_~i~0#1_7|, ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.offset, ULTIMATE.start_create_fresh_int_array_#t~post15#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset, ULTIMATE.start_create_fresh_int_array_~arr~0#1.base, ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.base, ULTIMATE.start_create_fresh_int_array_#t~nondet16#1, ULTIMATE.start_create_fresh_int_array_~i~0#1, ULTIMATE.start_create_fresh_int_array_~size#1] 196#[L89]don't care [215] L89-->L90: Formula: (= |v_ULTIMATE.start_create_fresh_int_array_~size#1_4| |v_ULTIMATE.start_create_fresh_int_array_#in~size#1_2|) InVars {ULTIMATE.start_create_fresh_int_array_#in~size#1=|v_ULTIMATE.start_create_fresh_int_array_#in~size#1_2|} OutVars{ULTIMATE.start_create_fresh_int_array_#in~size#1=|v_ULTIMATE.start_create_fresh_int_array_#in~size#1_2|, ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_~size#1] 199#[L90]don't care [288] L90-->L90-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_3| (ite (<= 0 |v_ULTIMATE.start_create_fresh_int_array_~size#1_5|) 1 0)) InVars {ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_5|} OutVars{ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_5|, 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] 202#[L90-1]don't care [245] L90-1-->L37: 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] 205#[L37]don't care [291] L37-->L38: 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] 208#[L38]don't care [309] L38-->L37-1: 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[] 214#[L37-1]don't care [292] L37-1-->L91: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_5| (ite (<= (mod |v_ULTIMATE.start_create_fresh_int_array_~size#1_6| 4294967296) 1073741823) 1 0)) InVars {ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_6|} OutVars{ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_6|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] 217#[L91]don't care [246] L91-->L37-2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_9|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 220#[L37-2]don't care [237] L37-2-->L38-3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_6| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_10|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_6|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_10|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 223#[L38-3]don't care [263] L38-3-->L37-3: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_12| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_12|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_12|} AuxVars[] AssignedVars[] 229#[L37-3]don't care [258] L37-3-->L93: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 232#[L93]don't care [261] L93-->L93-1: Formula: (and (= |v_#valid_17| (store |v_#valid_18| |v_ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.base_2| 1)) (not (= |v_ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.base_2| 0)) (< |v_ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.base_2| |v_#StackHeapBarrier_4|) (= |v_ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.offset_2| 0) (= |v_#length_12| (store |v_#length_13| |v_ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.base_2| (* (mod |v_ULTIMATE.start_create_fresh_int_array_~size#1_7| 1073741824) 4))) (= (select |v_#valid_18| |v_ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.base_2|) 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_13|, ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_7|, #valid=|v_#valid_18|} OutVars{ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.offset=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.base=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.base_2|, #valid=|v_#valid_17|, #length=|v_#length_12|, ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_7|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.base, #valid, #length] 235#[L93-1]don't care [275] L93-1-->L93-2: Formula: (and (= |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_4| |v_ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.base_3|) (= |v_ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.offset_3| |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset_4|)) InVars {ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.offset=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.offset_3|, ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.base=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.base_3|} OutVars{ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset=|v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset_4|, ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.offset=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.offset_3|, ULTIMATE.start_create_fresh_int_array_~arr~0#1.base=|v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_4|, ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.base=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.base_3|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset, ULTIMATE.start_create_fresh_int_array_~arr~0#1.base] 238#[L93-2]don't care [254] L93-2-->L94: Formula: true InVars {} OutVars{ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.offset=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.offset_4|, ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.base=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.base_4|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc14#1.base] 241#[L94]don't care [286] L94-->L94-6: Formula: (= |v_ULTIMATE.start_create_fresh_int_array_~i~0#1_1| 0) InVars {} OutVars{ULTIMATE.start_create_fresh_int_array_~i~0#1=|v_ULTIMATE.start_create_fresh_int_array_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_~i~0#1] 244#[L94-6]don't care [2023-09-17 11:43:52,837 INFO L750 eck$LassoCheckResult]: Loop: 244#[L94-6]don't care [296] L94-6-->L95: Formula: (< |v_ULTIMATE.start_create_fresh_int_array_~i~0#1_3| |v_ULTIMATE.start_create_fresh_int_array_~size#1_2|) InVars {ULTIMATE.start_create_fresh_int_array_~i~0#1=|v_ULTIMATE.start_create_fresh_int_array_~i~0#1_3|, ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_2|} OutVars{ULTIMATE.start_create_fresh_int_array_~i~0#1=|v_ULTIMATE.start_create_fresh_int_array_~i~0#1_3|, ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_2|} AuxVars[] AssignedVars[] 249#[L95]don't care [242] L95-->L95-1: Formula: true InVars {} OutVars{ULTIMATE.start_create_fresh_int_array_#t~nondet16#1=|v_ULTIMATE.start_create_fresh_int_array_#t~nondet16#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#t~nondet16#1] 253#[L95-1]don't care [259] L95-1-->L95-2: Formula: (let ((.cse0 (* 4 |v_ULTIMATE.start_create_fresh_int_array_~i~0#1_4|))) (let ((.cse1 (+ .cse0 |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset_1|))) (and (<= (+ .cse0 |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset_1| 4) (select |v_#length_3| |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_1|)) (= (select |v_#valid_3| |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_1|) 1) (<= 0 .cse1) (= (store |v_#memory_int_4| |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_1| (store (select |v_#memory_int_4| |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_1|) .cse1 |v_ULTIMATE.start_create_fresh_int_array_#t~nondet16#1_2|)) |v_#memory_int_3|)))) InVars {ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset=|v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset_1|, ULTIMATE.start_create_fresh_int_array_~arr~0#1.base=|v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_1|, ULTIMATE.start_create_fresh_int_array_#t~nondet16#1=|v_ULTIMATE.start_create_fresh_int_array_#t~nondet16#1_2|, ULTIMATE.start_create_fresh_int_array_~i~0#1=|v_ULTIMATE.start_create_fresh_int_array_~i~0#1_4|, #valid=|v_#valid_3|, #memory_int=|v_#memory_int_4|, #length=|v_#length_3|} OutVars{ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset=|v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset_1|, ULTIMATE.start_create_fresh_int_array_~arr~0#1.base=|v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_1|, ULTIMATE.start_create_fresh_int_array_#t~nondet16#1=|v_ULTIMATE.start_create_fresh_int_array_#t~nondet16#1_2|, ULTIMATE.start_create_fresh_int_array_~i~0#1=|v_ULTIMATE.start_create_fresh_int_array_~i~0#1_4|, #valid=|v_#valid_3|, #memory_int=|v_#memory_int_3|, #length=|v_#length_3|} AuxVars[] AssignedVars[#memory_int] 259#[L95-2]don't care [260] L95-2-->L94-3: Formula: true InVars {} OutVars{ULTIMATE.start_create_fresh_int_array_#t~nondet16#1=|v_ULTIMATE.start_create_fresh_int_array_#t~nondet16#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#t~nondet16#1] 265#[L94-3]don't care [226] L94-3-->L94-4: Formula: (= |v_ULTIMATE.start_create_fresh_int_array_#t~post15#1_1| |v_ULTIMATE.start_create_fresh_int_array_~i~0#1_5|) InVars {ULTIMATE.start_create_fresh_int_array_~i~0#1=|v_ULTIMATE.start_create_fresh_int_array_~i~0#1_5|} OutVars{ULTIMATE.start_create_fresh_int_array_#t~post15#1=|v_ULTIMATE.start_create_fresh_int_array_#t~post15#1_1|, ULTIMATE.start_create_fresh_int_array_~i~0#1=|v_ULTIMATE.start_create_fresh_int_array_~i~0#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#t~post15#1] 271#[L94-4]don't care [223] L94-4-->L94-5: Formula: (= (+ |v_ULTIMATE.start_create_fresh_int_array_#t~post15#1_2| 1) |v_ULTIMATE.start_create_fresh_int_array_~i~0#1_6|) InVars {ULTIMATE.start_create_fresh_int_array_#t~post15#1=|v_ULTIMATE.start_create_fresh_int_array_#t~post15#1_2|} OutVars{ULTIMATE.start_create_fresh_int_array_#t~post15#1=|v_ULTIMATE.start_create_fresh_int_array_#t~post15#1_2|, ULTIMATE.start_create_fresh_int_array_~i~0#1=|v_ULTIMATE.start_create_fresh_int_array_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_~i~0#1] 277#[L94-5]don't care [268] L94-5-->L94-6: Formula: true InVars {} OutVars{ULTIMATE.start_create_fresh_int_array_#t~post15#1=|v_ULTIMATE.start_create_fresh_int_array_#t~post15#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#t~post15#1] 244#[L94-6]don't care [2023-09-17 11:43:52,847 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-17 11:43:52,847 INFO L85 PathProgramCache]: Analyzing trace with hash 351268379, now seen corresponding path program 1 times [2023-09-17 11:43:52,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-17 11:43:52,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75730698] [2023-09-17 11:43:52,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-17 11:43:52,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-17 11:43:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-17 11:43:53,001 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-09-17 11:43:53,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-17 11:43:53,070 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-09-17 11:43:53,072 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-17 11:43:53,072 INFO L85 PathProgramCache]: Analyzing trace with hash 1036376771, now seen corresponding path program 1 times [2023-09-17 11:43:53,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-17 11:43:53,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349168037] [2023-09-17 11:43:53,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-17 11:43:53,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-17 11:43:53,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-17 11:43:53,091 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-09-17 11:43:53,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-17 11:43:53,103 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-09-17 11:43:53,104 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-17 11:43:53,104 INFO L85 PathProgramCache]: Analyzing trace with hash 1921825641, now seen corresponding path program 1 times [2023-09-17 11:43:53,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-17 11:43:53,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848465767] [2023-09-17 11:43:53,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-17 11:43:53,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-17 11:43:53,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-17 11:43:53,157 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-09-17 11:43:53,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-17 11:43:53,190 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-09-17 11:43:54,091 INFO L210 LassoAnalysis]: Preferences: [2023-09-17 11:43:54,099 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-09-17 11:43:54,100 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-09-17 11:43:54,100 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-09-17 11:43:54,100 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-09-17 11:43:54,100 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 11:43:54,100 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-09-17 11:43:54,100 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-09-17 11:43:54,100 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-simple-queue.wvr.c_BEv2_Iteration1_Lasso [2023-09-17 11:43:54,100 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-09-17 11:43:54,101 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-09-17 11:43:54,115 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 11:43:54,124 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 11:43:54,127 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 11:43:54,130 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 11:43:54,430 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 11:43:54,432 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 11:43:54,434 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 11:43:54,436 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 11:43:54,439 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 11:43:54,442 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 11:43:54,444 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 11:43:54,446 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 11:43:54,448 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 11:43:54,450 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 11:43:54,453 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 11:43:54,454 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 11:43:54,456 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 11:43:54,458 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 11:43:54,460 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 11:43:54,462 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 11:43:54,463 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 11:43:54,465 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 11:43:54,467 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 11:43:54,469 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 11:43:54,471 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 11:43:54,472 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 11:43:54,474 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 11:43:54,475 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 11:43:54,477 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 11:43:54,479 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 11:43:54,854 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-09-17 11:43:54,857 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-09-17 11:43:54,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 11:43:54,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 11:43:54,861 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 11:43:54,868 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 11:43:54,871 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 11:43:54,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 11:43:54,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-17 11:43:54,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 11:43:54,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 11:43:54,879 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 11:43:54,880 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-17 11:43:54,880 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-17 11:43:54,893 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 11:43:54,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-09-17 11:43:54,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 11:43:54,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 11:43:54,905 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 11:43:54,907 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 11:43:54,918 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 11:43:54,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 11:43:54,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 11:43:54,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 11:43:54,924 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 11:43:54,927 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 11:43:54,927 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 11:43:54,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 11:43:54,945 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 11:43:54,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 11:43:54,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 11:43:54,948 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 11:43:54,965 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 11:43:54,966 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 11:43:54,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 11:43:54,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-17 11:43:54,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 11:43:54,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 11:43:54,973 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 11:43:54,973 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-17 11:43:54,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-17 11:43:54,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 11:43:54,979 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 11:43:54,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 11:43:54,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 11:43:54,981 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 11:43:54,983 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 11:43:54,985 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 11:43:54,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 11:43:54,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 11:43:54,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 11:43:54,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 11:43:54,995 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 11:43:54,995 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 11:43:55,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 11:43:55,016 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 11:43:55,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 11:43:55,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 11:43:55,017 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 11:43:55,019 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 11:43:55,021 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 11:43:55,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 11:43:55,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 11:43:55,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 11:43:55,028 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 11:43:55,029 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 11:43:55,029 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 11:43:55,045 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 11:43:55,049 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 11:43:55,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 11:43:55,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 11:43:55,066 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 11:43:55,068 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 11:43:55,070 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 11:43:55,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 11:43:55,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 11:43:55,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 11:43:55,076 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 11:43:55,081 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 11:43:55,081 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 11:43:55,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 11:43:55,118 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 11:43:55,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 11:43:55,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 11:43:55,120 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 11:43:55,126 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 11:43:55,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 11:43:55,133 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2023-09-17 11:43:55,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 11:43:55,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 11:43:55,138 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2023-09-17 11:43:55,138 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 11:43:55,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 11:43:55,153 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 11:43:55,157 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 11:43:55,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 11:43:55,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 11:43:55,158 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 11:43:55,161 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 11:43:55,162 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 11:43:55,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 11:43:55,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 11:43:55,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 11:43:55,169 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 11:43:55,171 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 11:43:55,171 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 11:43:55,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 11:43:55,190 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 11:43:55,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 11:43:55,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 11:43:55,192 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 11:43:55,196 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 11:43:55,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 11:43:55,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 11:43:55,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 11:43:55,202 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 11:43:55,204 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 11:43:55,204 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 11:43:55,207 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 11:43:55,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 11:43:55,223 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 11:43:55,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 11:43:55,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 11:43:55,225 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 11:43:55,227 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 11:43:55,229 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 11:43:55,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 11:43:55,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 11:43:55,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 11:43:55,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 11:43:55,236 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 11:43:55,237 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 11:43:55,252 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 11:43:55,264 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 11:43:55,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 11:43:55,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 11:43:55,266 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 11:43:55,268 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 11:43:55,271 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 11:43:55,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 11:43:55,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 11:43:55,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 11:43:55,277 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 11:43:55,295 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 11:43:55,295 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 11:43:55,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 11:43:55,319 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 11:43:55,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 11:43:55,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 11:43:55,337 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 11:43:55,339 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 11:43:55,341 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 11:43:55,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 11:43:55,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 11:43:55,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 11:43:55,347 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 11:43:55,349 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 11:43:55,349 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 11:43:55,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 11:43:55,390 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 11:43:55,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 11:43:55,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 11:43:55,392 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 11:43:55,394 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 11:43:55,396 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 11:43:55,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 11:43:55,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 11:43:55,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 11:43:55,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 11:43:55,404 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 11:43:55,404 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 11:43:55,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 11:43:55,436 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 11:43:55,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 11:43:55,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 11:43:55,438 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 11:43:55,445 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 11:43:55,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-17 11:43:55,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 11:43:55,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 11:43:55,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 11:43:55,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 11:43:55,453 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 11:43:55,453 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 11:43:55,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 11:43:55,480 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 11:43:55,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 11:43:55,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 11:43:55,493 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 11:43:55,496 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 11:43:55,498 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 11:43:55,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 11:43:55,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 11:43:55,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 11:43:55,504 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 11:43:55,505 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 11:43:55,505 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 11:43:55,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 11:43:55,541 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 11:43:55,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 11:43:55,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 11:43:55,542 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 11:43:55,544 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 11:43:55,546 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 11:43:55,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 11:43:55,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 11:43:55,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 11:43:55,552 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 11:43:55,553 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 11:43:55,554 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 11:43:55,569 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 11:43:55,572 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 11:43:55,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 11:43:55,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 11:43:55,574 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 11:43:55,576 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 11:43:55,579 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 11:43:55,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 11:43:55,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-17 11:43:55,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 11:43:55,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 11:43:55,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 11:43:55,585 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-17 11:43:55,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-17 11:43:55,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 11:43:55,601 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 11:43:55,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 11:43:55,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 11:43:55,603 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 11:43:55,605 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 11:43:55,606 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 11:43:55,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 11:43:55,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 11:43:55,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 11:43:55,613 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 11:43:55,625 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 11:43:55,625 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 11:43:55,640 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-09-17 11:43:55,701 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2023-09-17 11:43:55,701 INFO L444 ModelExtractionUtils]: 4 out of 22 variables were initially zero. Simplification set additionally 14 variables to zero. [2023-09-17 11:43:55,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 11:43:55,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 11:43:55,753 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 11:43:55,756 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-09-17 11:43:55,757 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-09-17 11:43:55,797 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-09-17 11:43:55,798 INFO L513 LassoAnalysis]: Proved termination. [2023-09-17 11:43:55,798 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_create_fresh_int_array_~arr~0#1.base)_1, ULTIMATE.start_create_fresh_int_array_~i~0#1) = 1*v_rep(select #length ULTIMATE.start_create_fresh_int_array_~arr~0#1.base)_1 - 4*ULTIMATE.start_create_fresh_int_array_~i~0#1 Supporting invariants [1*ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset >= 0] [2023-09-17 11:43:55,804 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 11:43:55,836 INFO L156 tatePredicateManager]: 14 out of 15 supporting invariants were superfluous and have been removed [2023-09-17 11:43:55,860 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-17 11:43:55,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-17 11:43:55,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2023-09-17 11:43:55,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-17 11:43:55,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-17 11:43:55,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 6 conjunts are in the unsatisfiable core [2023-09-17 11:43:55,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-17 11:43:56,018 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 11:43:56,045 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 4 loop predicates [2023-09-17 11:43:56,049 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand null Second operand has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 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 11:43:56,333 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2023-09-17 11:43:56,844 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand null. Second operand has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 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 30592 states and 96847 transitions. Complement of second has 12 states. [2023-09-17 11:43:56,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 4 stem states 3 non-accepting loop states 1 accepting loop states [2023-09-17 11:43:56,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 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 11:43:56,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 166 transitions. [2023-09-17 11:43:56,851 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 166 transitions. Stem has 41 letters. Loop has 7 letters. [2023-09-17 11:43:56,852 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-17 11:43:56,852 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 166 transitions. Stem has 48 letters. Loop has 7 letters. [2023-09-17 11:43:56,852 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-17 11:43:56,852 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 166 transitions. Stem has 41 letters. Loop has 14 letters. [2023-09-17 11:43:56,853 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-17 11:43:56,853 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30592 states and 96847 transitions. [2023-09-17 11:43:57,418 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-09-17 11:43:57,420 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30592 states to 0 states and 0 transitions. [2023-09-17 11:43:57,421 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-09-17 11:43:57,421 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-09-17 11:43:57,421 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-09-17 11:43:57,421 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-17 11:43:57,421 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-09-17 11:43:57,436 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-09-17 11:43:57,437 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-09-17 11:43:57,438 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-09-17 11:43:57,438 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-09-17 11:43:57,442 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-09-17 11:43:57,442 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-09-17 11:43:57,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.09 11:43:57 BoogieIcfgContainer [2023-09-17 11:43:57,450 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-09-17 11:43:57,451 INFO L158 Benchmark]: Toolchain (without parser) took 6320.19ms. Allocated memory was 287.3MB in the beginning and 481.3MB in the end (delta: 194.0MB). Free memory was 239.4MB in the beginning and 322.4MB in the end (delta: -83.0MB). Peak memory consumption was 112.5MB. Max. memory is 8.0GB. [2023-09-17 11:43:57,451 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 174.1MB. Free memory is still 128.8MB. There was no memory consumed. Max. memory is 8.0GB. [2023-09-17 11:43:57,451 INFO L158 Benchmark]: CACSL2BoogieTranslator took 186.69ms. Allocated memory is still 287.3MB. Free memory was 239.4MB in the beginning and 227.9MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2023-09-17 11:43:57,453 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.46ms. Allocated memory is still 287.3MB. Free memory was 227.9MB in the beginning and 226.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-09-17 11:43:57,453 INFO L158 Benchmark]: Boogie Preprocessor took 20.93ms. Allocated memory is still 287.3MB. Free memory was 226.3MB in the beginning and 224.7MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-09-17 11:43:57,455 INFO L158 Benchmark]: RCFGBuilder took 367.90ms. Allocated memory is still 287.3MB. Free memory was 224.7MB in the beginning and 202.2MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2023-09-17 11:43:57,455 INFO L158 Benchmark]: BuchiAutomizer took 5701.47ms. Allocated memory was 287.3MB in the beginning and 481.3MB in the end (delta: 194.0MB). Free memory was 202.2MB in the beginning and 322.4MB in the end (delta: -120.3MB). Peak memory consumption was 74.8MB. Max. memory is 8.0GB. [2023-09-17 11:43:57,460 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 174.1MB. Free memory is still 128.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 186.69ms. Allocated memory is still 287.3MB. Free memory was 239.4MB in the beginning and 227.9MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 37.46ms. Allocated memory is still 287.3MB. Free memory was 227.9MB in the beginning and 226.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 20.93ms. Allocated memory is still 287.3MB. Free memory was 226.3MB in the beginning and 224.7MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 367.90ms. Allocated memory is still 287.3MB. Free memory was 224.7MB in the beginning and 202.2MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. * BuchiAutomizer took 5701.47ms. Allocated memory was 287.3MB in the beginning and 481.3MB in the end (delta: 194.0MB). Free memory was 202.2MB in the beginning and 322.4MB in the end (delta: -120.3MB). Peak memory consumption was 74.8MB. 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 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[arr] + -4 * i and consists of 9 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.9s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.5s 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, 87 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 87 mSDsluCounter, 249 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 174 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 47 IncrementalHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 75 mSDtfsCounter, 47 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital204 mio100 ax115 hnf100 lsp73 ukn73 mio100 lsp40 div242 bol100 ite100 ukn100 eq147 hnf94 smp60 dnf100 smp100 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 24ms VariablesStem: 4 VariablesLoop: 0 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-09-17 11:43:57,471 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...