/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 -i ../../../trunk/examples/svcomp/weaver/popl20-bad-counter-queue2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.me.fairness-a3464b2-m [2023-08-18 17:02:11,759 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-08-18 17:02:11,806 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2023-08-18 17:02:11,839 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-18 17:02:11,839 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-18 17:02:11,840 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-18 17:02:11,842 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-18 17:02:11,842 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-08-18 17:02:11,842 INFO L137 SettingsManager]: * Use SBE=true [2023-08-18 17:02:11,846 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-08-18 17:02:11,846 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-08-18 17:02:11,846 INFO L137 SettingsManager]: * Use old map elimination=false [2023-08-18 17:02:11,847 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-08-18 17:02:11,848 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-08-18 17:02:11,849 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-08-18 17:02:11,849 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-18 17:02:11,849 INFO L137 SettingsManager]: * sizeof long=4 [2023-08-18 17:02:11,849 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-18 17:02:11,849 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-18 17:02:11,850 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-08-18 17:02:11,850 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-08-18 17:02:11,851 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-08-18 17:02:11,851 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-08-18 17:02:11,851 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-08-18 17:02:11,852 INFO L137 SettingsManager]: * sizeof long double=12 [2023-08-18 17:02:11,852 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-08-18 17:02:11,852 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-08-18 17:02:11,852 INFO L137 SettingsManager]: * Use constant arrays=true [2023-08-18 17:02:11,852 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-08-18 17:02:11,853 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-18 17:02:11,854 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-18 17:02:11,854 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-18 17:02:11,854 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-18 17:02:11,854 INFO L137 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-08-18 17:02:11,855 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-08-18 17:02:11,856 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Fairness type for concurrent programs -> FAIRNESS [2023-08-18 17:02:12,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-18 17:02:12,106 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-18 17:02:12,108 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-18 17:02:12,109 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-18 17:02:12,110 INFO L274 PluginConnector]: CDTParser initialized [2023-08-18 17:02:12,111 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-counter-queue2.wvr.c [2023-08-18 17:02:13,357 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-18 17:02:13,538 INFO L384 CDTParser]: Found 1 translation units. [2023-08-18 17:02:13,538 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-counter-queue2.wvr.c [2023-08-18 17:02:13,546 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cab4c0b7/d5257f90785b484bb947200ae30305a0/FLAG3bc4c0c93 [2023-08-18 17:02:13,557 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cab4c0b7/d5257f90785b484bb947200ae30305a0 [2023-08-18 17:02:13,559 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-18 17:02:13,560 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-18 17:02:13,562 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-18 17:02:13,562 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-18 17:02:13,565 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-18 17:02:13,565 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 05:02:13" (1/1) ... [2023-08-18 17:02:13,566 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@403eb899 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:02:13, skipping insertion in model container [2023-08-18 17:02:13,566 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 05:02:13" (1/1) ... [2023-08-18 17:02:13,572 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-18 17:02:13,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-18 17:02:13,719 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-bad-counter-queue2.wvr.c[2271,2284] [2023-08-18 17:02:13,732 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-18 17:02:13,742 INFO L203 MainTranslator]: Completed pre-run [2023-08-18 17:02:13,759 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-bad-counter-queue2.wvr.c[2271,2284] [2023-08-18 17:02:13,764 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-18 17:02:13,771 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-18 17:02:13,772 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-18 17:02:13,778 INFO L208 MainTranslator]: Completed translation [2023-08-18 17:02:13,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:02:13 WrapperNode [2023-08-18 17:02:13,778 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-18 17:02:13,779 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-18 17:02:13,779 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-18 17:02:13,779 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-18 17:02:13,785 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:02:13" (1/1) ... [2023-08-18 17:02:13,793 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:02:13" (1/1) ... [2023-08-18 17:02:13,816 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 136 [2023-08-18 17:02:13,816 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-18 17:02:13,817 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-18 17:02:13,817 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-18 17:02:13,817 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-18 17:02:13,831 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:02:13" (1/1) ... [2023-08-18 17:02:13,831 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:02:13" (1/1) ... [2023-08-18 17:02:13,834 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:02:13" (1/1) ... [2023-08-18 17:02:13,835 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:02:13" (1/1) ... [2023-08-18 17:02:13,840 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:02:13" (1/1) ... [2023-08-18 17:02:13,844 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:02:13" (1/1) ... [2023-08-18 17:02:13,846 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:02:13" (1/1) ... [2023-08-18 17:02:13,847 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:02:13" (1/1) ... [2023-08-18 17:02:13,849 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-18 17:02:13,850 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-18 17:02:13,850 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-18 17:02:13,851 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-18 17:02:13,852 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:02:13" (1/1) ... [2023-08-18 17:02:13,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 17:02:13,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 17:02:13,885 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 17:02:13,909 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-08-18 17:02:13,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-18 17:02:13,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-18 17:02:13,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-18 17:02:13,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-18 17:02:13,942 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-18 17:02:13,943 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-18 17:02:13,943 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-18 17:02:13,943 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-18 17:02:13,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-18 17:02:13,943 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-18 17:02:13,943 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-18 17:02:13,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-18 17:02:13,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-18 17:02:13,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-18 17:02:13,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-18 17:02:13,947 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-18 17:02:14,069 INFO L236 CfgBuilder]: Building ICFG [2023-08-18 17:02:14,071 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-18 17:02:14,303 INFO L277 CfgBuilder]: Performing block encoding [2023-08-18 17:02:14,447 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-18 17:02:14,448 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-08-18 17:02:14,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 05:02:14 BoogieIcfgContainer [2023-08-18 17:02:14,450 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-18 17:02:14,451 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-08-18 17:02:14,451 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-08-18 17:02:14,454 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-08-18 17:02:14,455 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-08-18 17:02:14,456 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.08 05:02:13" (1/3) ... [2023-08-18 17:02:14,457 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@47b00cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.08 05:02:14, skipping insertion in model container [2023-08-18 17:02:14,457 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-08-18 17:02:14,457 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:02:13" (2/3) ... [2023-08-18 17:02:14,458 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@47b00cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.08 05:02:14, skipping insertion in model container [2023-08-18 17:02:14,458 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-08-18 17:02:14,459 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 05:02:14" (3/3) ... [2023-08-18 17:02:14,461 INFO L332 chiAutomizerObserver]: Analyzing ICFG popl20-bad-counter-queue2.wvr.c [2023-08-18 17:02:14,548 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-18 17:02:14,582 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 103 places, 107 transitions, 230 flow [2023-08-18 17:02:14,630 INFO L124 PetriNetUnfolderBase]: 9/103 cut-off events. [2023-08-18 17:02:14,630 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-08-18 17:02:14,637 INFO L83 FinitePrefix]: Finished finitePrefix Result has 112 conditions, 103 events. 9/103 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 63 event pairs, 0 based on Foata normal form. 0/94 useless extension candidates. Maximal degree in co-relation 72. Up to 2 conditions per place. [2023-08-18 17:02:14,638 INFO L82 GeneralOperation]: Start removeDead. Operand has 103 places, 107 transitions, 230 flow [2023-08-18 17:02:14,646 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 101 places, 103 transitions, 218 flow [2023-08-18 17:02:14,664 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-08-18 17:02:14,664 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-08-18 17:02:14,664 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-08-18 17:02:14,664 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-08-18 17:02:14,664 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-08-18 17:02:14,664 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-08-18 17:02:14,664 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-08-18 17:02:14,665 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-08-18 17:02:14,666 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand null [2023-08-18 17:02:14,958 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2023-08-18 17:02:14,959 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-08-18 17:02:14,959 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-08-18 17:02:14,966 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-18 17:02:14,966 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2023-08-18 17:02:14,966 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-08-18 17:02:14,966 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand null [2023-08-18 17:02:15,078 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2023-08-18 17:02:15,078 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-08-18 17:02:15,078 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-08-18 17:02:15,079 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-18 17:02:15,080 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2023-08-18 17:02:15,092 INFO L748 eck$LassoCheckResult]: Stem: 119#[$Ultimate##0]don't care [268] $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] 124#[L-1]don't care [274] L-1-->L-1-1: Formula: (= (select |v_#valid_14| 0) 0) InVars {#valid=|v_#valid_14|} OutVars{#valid=|v_#valid_14|} AuxVars[] AssignedVars[] 129#[L-1-1]don't care [345] L-1-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_2|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|} AuxVars[] AssignedVars[] 134#[L21]don't care [321] L21-->L21-1: Formula: (and (= (select |v_#valid_15| 1) 1) (= 2 (select |v_#length_10| 1))) InVars {#length=|v_#length_10|, #valid=|v_#valid_15|} OutVars{#length=|v_#length_10|, #valid=|v_#valid_15|} AuxVars[] AssignedVars[] 139#[L21-1]don't care [334] L21-1-->L21-2: Formula: (= (select (select |v_#memory_int_11| 1) 0) 48) InVars {#memory_int=|v_#memory_int_11|} OutVars{#memory_int=|v_#memory_int_11|} AuxVars[] AssignedVars[] 144#[L21-2]don't care [280] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_12| 1) 1) 0) InVars {#memory_int=|v_#memory_int_12|} OutVars{#memory_int=|v_#memory_int_12|} AuxVars[] AssignedVars[] 149#[L21-3]don't care [314] L21-3-->L21-4: Formula: (and (= (select |v_#valid_16| 2) 1) (= (select |v_#length_11| 2) 32)) InVars {#length=|v_#length_11|, #valid=|v_#valid_16|} OutVars{#length=|v_#length_11|, #valid=|v_#valid_16|} AuxVars[] AssignedVars[] 154#[L21-4]don't care [294] L21-4-->L42: Formula: (and (= v_~A~0.base_4 0) (= v_~A~0.offset_4 0)) InVars {} OutVars{~A~0.base=v_~A~0.base_4, ~A~0.offset=v_~A~0.offset_4} AuxVars[] AssignedVars[~A~0.base, ~A~0.offset] 159#[L42]don't care [286] L42-->L42-1: Formula: (= v_~counter~0_6 0) InVars {} OutVars{~counter~0=v_~counter~0_6} AuxVars[] AssignedVars[~counter~0] 164#[L42-1]don't care [337] L42-1-->L-1-2: Formula: (= v_~N~0_5 0) InVars {} OutVars{~N~0=v_~N~0_5} AuxVars[] AssignedVars[~N~0] 169#[L-1-2]don't care [348] 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] 174#[L-1-3]don't care [353] L-1-3-->L69: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~mem13#1=|v_ULTIMATE.start_main_#t~mem13#1_3|, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_2|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_4|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_4|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_5|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_5|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_2|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_5|, ULTIMATE.start_main_#t~ret8#1.base=|v_ULTIMATE.start_main_#t~ret8#1.base_4|, ULTIMATE.start_main_#t~mem14#1=|v_ULTIMATE.start_main_#t~mem14#1_3|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_1|, ULTIMATE.start_main_#t~ret8#1.offset=|v_ULTIMATE.start_main_#t~ret8#1.offset_4|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem13#1, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre11#1, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_#t~nondet12#1, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~ret8#1.base, ULTIMATE.start_main_#t~mem14#1, ULTIMATE.start_main_#t~nondet7#1, ULTIMATE.start_main_#t~ret8#1.offset, ULTIMATE.start_main_~#t2~0#1.base] 179#[L69]don't care [259] L69-->L69-1: Formula: (and (= |v_ULTIMATE.start_main_~#t1~0#1.offset_6| 0) (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_6| 0)) (= (store |v_#valid_18| |v_ULTIMATE.start_main_~#t1~0#1.base_6| 1) |v_#valid_17|) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t1~0#1.base_6|) (= (select |v_#valid_18| |v_ULTIMATE.start_main_~#t1~0#1.base_6|) 0) (= (store |v_#length_13| |v_ULTIMATE.start_main_~#t1~0#1.base_6| 4) |v_#length_12|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_13|, #valid=|v_#valid_18|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_12|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_6|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_6|, #valid=|v_#valid_17|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] 184#[L69-1]don't care [349] L69-1-->L69-2: Formula: (and (= (select |v_#valid_20| |v_ULTIMATE.start_main_~#t2~0#1.base_6|) 0) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_6| 0)) (= (store |v_#valid_20| |v_ULTIMATE.start_main_~#t2~0#1.base_6| 1) |v_#valid_19|) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2~0#1.base_6|) (= (store |v_#length_15| |v_ULTIMATE.start_main_~#t2~0#1.base_6| 4) |v_#length_14|) (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_6|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_15|, #valid=|v_#valid_20|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_14|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_6|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_6|, #valid=|v_#valid_19|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] 189#[L69-2]don't care [322] L69-2-->L71: 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] 194#[L71]don't care [307] L71-->L71-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet7#1_3| v_~N~0_6) InVars {ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_3|} OutVars{ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[~N~0] 199#[L71-1]don't care [262] L71-1-->L72: 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] 204#[L72]don't care [297] L72-->L72-1: Formula: (= |v_ULTIMATE.start_create_fresh_int_array_#in~size#1_1| v_~N~0_7) InVars {~N~0=v_~N~0_7} 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_7} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#in~size#1] 209#[L72-1]don't care [301] L72-1-->L72-2: 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] 214#[L72-2]don't care [254] L72-2-->L86: Formula: true InVars {} OutVars{ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.base=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.base_4|, ULTIMATE.start_create_fresh_int_array_#t~nondet17#1=|v_ULTIMATE.start_create_fresh_int_array_#t~nondet17#1_4|, 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_~arr~0#1.base=|v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_4|, ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.offset=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.offset_4|, ULTIMATE.start_create_fresh_int_array_#t~post16#1=|v_ULTIMATE.start_create_fresh_int_array_#t~post16#1_4|, ULTIMATE.start_create_fresh_int_array_~i~2#1=|v_ULTIMATE.start_create_fresh_int_array_~i~2#1_7|, ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.base, ULTIMATE.start_create_fresh_int_array_#t~nondet17#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~malloc15#1.offset, ULTIMATE.start_create_fresh_int_array_#t~post16#1, ULTIMATE.start_create_fresh_int_array_~i~2#1, ULTIMATE.start_create_fresh_int_array_~size#1] 219#[L86]don't care [251] L86-->L87: Formula: (= |v_ULTIMATE.start_create_fresh_int_array_~size#1_6| |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_6|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_~size#1] 224#[L87]don't care [285] L87-->L87-1: Formula: (= (ite (<= 0 |v_ULTIMATE.start_create_fresh_int_array_~size#1_7|) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_5|) InVars {ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_7|} OutVars{ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_7|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] 229#[L87-1]don't care [256] L87-1-->L37: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 234#[L37]don't care [287] L37-->L38: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_6| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_11|) 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_11|, 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] 239#[L38]don't care [296] L38-->L37-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_1| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[] 249#[L37-1]don't care [288] L37-1-->L88: Formula: (= (ite (<= (mod |v_ULTIMATE.start_create_fresh_int_array_~size#1_1| 4294967296) 1073741823) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|) InVars {ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_1|} OutVars{ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_1|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] 254#[L88]don't care [318] L88-->L37-2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 259#[L37-2]don't care [260] L37-2-->L38-3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_3|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_3|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 264#[L38-3]don't care [273] L38-3-->L37-3: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_5| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_5|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_5|} AuxVars[] AssignedVars[] 274#[L37-3]don't care [269] L37-3-->L90: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 279#[L90]don't care [340] L90-->L90-1: Formula: (and (= |v_ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.offset_1| 0) (not (= |v_ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.base_1| 0)) (= (select |v_#valid_4| |v_ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.base_1|) 0) (= (store |v_#length_4| |v_ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.base_1| (* 4 (mod |v_ULTIMATE.start_create_fresh_int_array_~size#1_2| 1073741824))) |v_#length_3|) (= |v_#valid_3| (store |v_#valid_4| |v_ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.base_1| 1)) (< |v_ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.base_1| |v_#StackHeapBarrier_1|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_4|, ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_2|, #valid=|v_#valid_4|} OutVars{ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.base=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.base_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.offset=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.offset_1|, #valid=|v_#valid_3|, #length=|v_#length_3|, ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.base, ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.offset, #valid, #length] 284#[L90-1]don't care [263] L90-1-->L90-2: Formula: (and (= |v_ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.offset_2| |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset_1|) (= |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_1| |v_ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.base_2|)) InVars {ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.base=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.base_2|, ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.offset=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.offset_2|} OutVars{ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.base=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.base_2|, 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~malloc15#1.offset=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.offset_2|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset, ULTIMATE.start_create_fresh_int_array_~arr~0#1.base] 289#[L90-2]don't care [270] L90-2-->L91: Formula: true InVars {} OutVars{ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.base=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.base_3|, ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.offset=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.offset_3|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.base, ULTIMATE.start_create_fresh_int_array_#t~malloc15#1.offset] 294#[L91]don't care [264] L91-->L91-6: Formula: (= |v_ULTIMATE.start_create_fresh_int_array_~i~2#1_1| 0) InVars {} OutVars{ULTIMATE.start_create_fresh_int_array_~i~2#1=|v_ULTIMATE.start_create_fresh_int_array_~i~2#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_~i~2#1] 299#[L91-6]don't care [2023-08-18 17:02:15,096 INFO L750 eck$LassoCheckResult]: Loop: 299#[L91-6]don't care [341] L91-6-->L92: Formula: (< |v_ULTIMATE.start_create_fresh_int_array_~i~2#1_3| |v_ULTIMATE.start_create_fresh_int_array_~size#1_4|) InVars {ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_4|, ULTIMATE.start_create_fresh_int_array_~i~2#1=|v_ULTIMATE.start_create_fresh_int_array_~i~2#1_3|} OutVars{ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_4|, ULTIMATE.start_create_fresh_int_array_~i~2#1=|v_ULTIMATE.start_create_fresh_int_array_~i~2#1_3|} AuxVars[] AssignedVars[] 308#[L92]don't care [328] L92-->L92-1: Formula: true InVars {} OutVars{ULTIMATE.start_create_fresh_int_array_#t~nondet17#1=|v_ULTIMATE.start_create_fresh_int_array_#t~nondet17#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#t~nondet17#1] 314#[L92-1]don't care [324] L92-1-->L92-2: Formula: (let ((.cse1 (* 4 |v_ULTIMATE.start_create_fresh_int_array_~i~2#1_4|))) (let ((.cse0 (+ |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset_2| .cse1))) (and (<= 0 .cse0) (= |v_#memory_int_3| (store |v_#memory_int_4| |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_2| (store (select |v_#memory_int_4| |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_2|) .cse0 |v_ULTIMATE.start_create_fresh_int_array_#t~nondet17#1_2|))) (<= (+ |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset_2| .cse1 4) (select |v_#length_5| |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_2|)) (= (select |v_#valid_5| |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_2|) 1)))) InVars {ULTIMATE.start_create_fresh_int_array_#t~nondet17#1=|v_ULTIMATE.start_create_fresh_int_array_#t~nondet17#1_2|, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset=|v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset_2|, ULTIMATE.start_create_fresh_int_array_~arr~0#1.base=|v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_2|, #valid=|v_#valid_5|, #memory_int=|v_#memory_int_4|, #length=|v_#length_5|, ULTIMATE.start_create_fresh_int_array_~i~2#1=|v_ULTIMATE.start_create_fresh_int_array_~i~2#1_4|} OutVars{ULTIMATE.start_create_fresh_int_array_#t~nondet17#1=|v_ULTIMATE.start_create_fresh_int_array_#t~nondet17#1_2|, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset=|v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset_2|, ULTIMATE.start_create_fresh_int_array_~arr~0#1.base=|v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_2|, #valid=|v_#valid_5|, #memory_int=|v_#memory_int_3|, #length=|v_#length_5|, ULTIMATE.start_create_fresh_int_array_~i~2#1=|v_ULTIMATE.start_create_fresh_int_array_~i~2#1_4|} AuxVars[] AssignedVars[#memory_int] 324#[L92-2]don't care [291] L92-2-->L91-3: Formula: true InVars {} OutVars{ULTIMATE.start_create_fresh_int_array_#t~nondet17#1=|v_ULTIMATE.start_create_fresh_int_array_#t~nondet17#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#t~nondet17#1] 334#[L91-3]don't care [347] L91-3-->L91-4: Formula: (= |v_ULTIMATE.start_create_fresh_int_array_#t~post16#1_1| |v_ULTIMATE.start_create_fresh_int_array_~i~2#1_5|) InVars {ULTIMATE.start_create_fresh_int_array_~i~2#1=|v_ULTIMATE.start_create_fresh_int_array_~i~2#1_5|} OutVars{ULTIMATE.start_create_fresh_int_array_#t~post16#1=|v_ULTIMATE.start_create_fresh_int_array_#t~post16#1_1|, ULTIMATE.start_create_fresh_int_array_~i~2#1=|v_ULTIMATE.start_create_fresh_int_array_~i~2#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#t~post16#1] 344#[L91-4]don't care [258] L91-4-->L91-5: Formula: (= (+ |v_ULTIMATE.start_create_fresh_int_array_#t~post16#1_2| 1) |v_ULTIMATE.start_create_fresh_int_array_~i~2#1_6|) InVars {ULTIMATE.start_create_fresh_int_array_#t~post16#1=|v_ULTIMATE.start_create_fresh_int_array_#t~post16#1_2|} OutVars{ULTIMATE.start_create_fresh_int_array_#t~post16#1=|v_ULTIMATE.start_create_fresh_int_array_#t~post16#1_2|, ULTIMATE.start_create_fresh_int_array_~i~2#1=|v_ULTIMATE.start_create_fresh_int_array_~i~2#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_~i~2#1] 354#[L91-5]don't care [253] L91-5-->L91-6: Formula: true InVars {} OutVars{ULTIMATE.start_create_fresh_int_array_#t~post16#1=|v_ULTIMATE.start_create_fresh_int_array_#t~post16#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#t~post16#1] 299#[L91-6]don't care [2023-08-18 17:02:15,101 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-18 17:02:15,101 INFO L85 PathProgramCache]: Analyzing trace with hash -179009756, now seen corresponding path program 1 times [2023-08-18 17:02:15,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-18 17:02:15,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37357830] [2023-08-18 17:02:15,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-18 17:02:15,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-18 17:02:15,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 17:02:15,262 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-18 17:02:15,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 17:02:15,335 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-18 17:02:15,337 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-18 17:02:15,338 INFO L85 PathProgramCache]: Analyzing trace with hash 547546179, now seen corresponding path program 1 times [2023-08-18 17:02:15,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-18 17:02:15,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180596798] [2023-08-18 17:02:15,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-18 17:02:15,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-18 17:02:15,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 17:02:15,357 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-18 17:02:15,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 17:02:15,363 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-18 17:02:15,364 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-18 17:02:15,365 INFO L85 PathProgramCache]: Analyzing trace with hash 927047616, now seen corresponding path program 1 times [2023-08-18 17:02:15,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-18 17:02:15,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358610856] [2023-08-18 17:02:15,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-18 17:02:15,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-18 17:02:15,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 17:02:15,420 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-18 17:02:15,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-18 17:02:15,463 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-18 17:02:16,396 INFO L210 LassoAnalysis]: Preferences: [2023-08-18 17:02:16,397 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-08-18 17:02:16,397 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-08-18 17:02:16,397 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-08-18 17:02:16,397 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-08-18 17:02:16,397 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 17:02:16,398 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-08-18 17:02:16,398 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-08-18 17:02:16,398 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-bad-counter-queue2.wvr.c_BEv2_Iteration1_Lasso [2023-08-18 17:02:16,398 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-08-18 17:02:16,398 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-08-18 17:02:16,415 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,421 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,424 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,427 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,429 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,432 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,434 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,435 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,438 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,441 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,806 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,809 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,812 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,815 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,817 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,820 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,823 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,826 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,829 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,831 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,833 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,835 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,837 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,839 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,841 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,843 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,845 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,846 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,849 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:16,851 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-08-18 17:02:17,323 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-08-18 17:02:17,330 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-08-18 17:02:17,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 17:02:17,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 17:02:17,339 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 17:02:17,341 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-08-18 17:02:17,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 17:02:17,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 17:02:17,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-08-18 17:02:17,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 17:02:17,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 17:02:17,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 17:02:17,354 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-08-18 17:02:17,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-08-18 17:02:17,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 17:02:17,365 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2023-08-18 17:02:17,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 17:02:17,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 17:02:17,368 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 17:02:17,369 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-08-18 17:02:17,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 17:02:17,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 17:02:17,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 17:02:17,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 17:02:17,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 17:02:17,386 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 17:02:17,386 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 17:02:17,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 17:02:17,411 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-08-18 17:02:17,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 17:02:17,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 17:02:17,413 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 17:02:17,423 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-08-18 17:02:17,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 17:02:17,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 17:02:17,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 17:02:17,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 17:02:17,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 17:02:17,440 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 17:02:17,440 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 17:02:17,453 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 17:02:17,461 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 [2023-08-18 17:02:17,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 17:02:17,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 17:02:17,463 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 17:02:17,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 17:02:17,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 17:02:17,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 17:02:17,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 17:02:17,501 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 17:02:17,503 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 17:02:17,503 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 17:02:17,506 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-08-18 17:02:17,517 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 17:02:17,523 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-08-18 17:02:17,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 17:02:17,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 17:02:17,526 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 17:02:17,529 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-08-18 17:02:17,531 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 17:02:17,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 17:02:17,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 17:02:17,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 17:02:17,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 17:02:17,543 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 17:02:17,543 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 17:02:17,577 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 17:02:17,584 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-08-18 17:02:17,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 17:02:17,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 17:02:17,586 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 17:02:17,588 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-08-18 17:02:17,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 17:02:17,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 17:02:17,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-08-18 17:02:17,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 17:02:17,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 17:02:17,598 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 17:02:17,599 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-08-18 17:02:17,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-08-18 17:02:17,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 17:02:17,619 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-08-18 17:02:17,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 17:02:17,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 17:02:17,621 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 17:02:17,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 17:02:17,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 17:02:17,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-08-18 17:02:17,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 17:02:17,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 17:02:17,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 17:02:17,636 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-08-18 17:02:17,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-08-18 17:02:17,639 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-08-18 17:02:17,650 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 17:02:17,657 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-08-18 17:02:17,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 17:02:17,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 17:02:17,659 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 17:02:17,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 17:02:17,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 17:02:17,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 17:02:17,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 17:02:17,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 17:02:17,678 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 17:02:17,678 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 17:02:17,681 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-08-18 17:02:17,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 17:02:17,695 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-08-18 17:02:17,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 17:02:17,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 17:02:17,698 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 17:02:17,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-08-18 17:02:17,702 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 17:02:17,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 17:02:17,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 17:02:17,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 17:02:17,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 17:02:17,711 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 17:02:17,711 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 17:02:17,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 17:02:17,735 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-08-18 17:02:17,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 17:02:17,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 17:02:17,737 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 17:02:17,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 17:02:17,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 17:02:17,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 17:02:17,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 17:02:17,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 17:02:17,761 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 17:02:17,761 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 17:02:17,765 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-08-18 17:02:17,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 17:02:17,784 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-08-18 17:02:17,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 17:02:17,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 17:02:17,785 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 17:02:17,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 17:02:17,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 17:02:17,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 17:02:17,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 17:02:17,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 17:02:17,802 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 17:02:17,802 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 17:02:17,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-08-18 17:02:17,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 17:02:17,823 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-08-18 17:02:17,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 17:02:17,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 17:02:17,825 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 17:02:17,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 17:02:17,839 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-08-18 17:02:17,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 17:02:17,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 17:02:17,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 17:02:17,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 17:02:17,849 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 17:02:17,850 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 17:02:17,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-08-18 17:02:17,868 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-08-18 17:02:17,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 17:02:17,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 17:02:17,870 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 17:02:17,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-08-18 17:02:17,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-08-18 17:02:17,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-08-18 17:02:17,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-08-18 17:02:17,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-08-18 17:02:17,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-08-18 17:02:17,890 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-08-18 17:02:17,890 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-08-18 17:02:17,909 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-08-18 17:02:17,940 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2023-08-18 17:02:17,941 INFO L444 ModelExtractionUtils]: 4 out of 22 variables were initially zero. Simplification set additionally 15 variables to zero. [2023-08-18 17:02:17,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 17:02:17,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 17:02:17,947 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-08-18 17:02:17,949 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-08-18 17:02:17,950 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-08-18 17:02:17,974 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-08-18 17:02:17,975 INFO L513 LassoAnalysis]: Proved termination. [2023-08-18 17:02:17,975 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_create_fresh_int_array_~i~2#1, ULTIMATE.start_create_fresh_int_array_~size#1) = -1*ULTIMATE.start_create_fresh_int_array_~i~2#1 + 1*ULTIMATE.start_create_fresh_int_array_~size#1 Supporting invariants [] [2023-08-18 17:02:17,984 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-08-18 17:02:18,018 INFO L156 tatePredicateManager]: 14 out of 14 supporting invariants were superfluous and have been removed [2023-08-18 17:02:18,037 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-18 17:02:18,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-18 17:02:18,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-08-18 17:02:18,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-18 17:02:18,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-18 17:02:18,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 5 conjunts are in the unsatisfiable core [2023-08-18 17:02:18,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-18 17:02:18,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-18 17:02:18,256 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2023-08-18 17:02:18,259 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand null Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-18 17:02:18,814 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand null. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 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 15429 states and 44689 transitions. Complement of second has 9 states. [2023-08-18 17:02:18,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2023-08-18 17:02:18,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-18 17:02:18,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 175 transitions. [2023-08-18 17:02:18,822 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 175 transitions. Stem has 34 letters. Loop has 7 letters. [2023-08-18 17:02:18,823 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-08-18 17:02:18,823 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 175 transitions. Stem has 41 letters. Loop has 7 letters. [2023-08-18 17:02:18,823 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-08-18 17:02:18,824 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 175 transitions. Stem has 34 letters. Loop has 14 letters. [2023-08-18 17:02:18,824 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-08-18 17:02:18,825 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15429 states and 44689 transitions. [2023-08-18 17:02:18,926 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-08-18 17:02:19,104 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-08-18 17:02:19,106 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15429 states to 0 states and 0 transitions. [2023-08-18 17:02:19,107 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-08-18 17:02:19,107 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-08-18 17:02:19,108 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-08-18 17:02:19,108 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-18 17:02:19,108 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-08-18 17:02:19,108 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-08-18 17:02:19,108 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-08-18 17:02:19,109 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-08-18 17:02:19,109 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-08-18 17:02:19,109 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-08-18 17:02:19,109 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-08-18 17:02:19,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.08 05:02:19 BoogieIcfgContainer [2023-08-18 17:02:19,117 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-08-18 17:02:19,120 INFO L158 Benchmark]: Toolchain (without parser) took 5557.34ms. Allocated memory was 278.9MB in the beginning and 338.7MB in the end (delta: 59.8MB). Free memory was 232.5MB in the beginning and 227.7MB in the end (delta: 4.8MB). Peak memory consumption was 66.6MB. Max. memory is 8.0GB. [2023-08-18 17:02:19,120 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 184.5MB. Free memory is still 138.9MB. There was no memory consumed. Max. memory is 8.0GB. [2023-08-18 17:02:19,121 INFO L158 Benchmark]: CACSL2BoogieTranslator took 216.88ms. Allocated memory is still 278.9MB. Free memory was 232.5MB in the beginning and 220.9MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2023-08-18 17:02:19,121 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.07ms. Allocated memory is still 278.9MB. Free memory was 220.9MB in the beginning and 219.4MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-08-18 17:02:19,121 INFO L158 Benchmark]: Boogie Preprocessor took 32.73ms. Allocated memory is still 278.9MB. Free memory was 219.4MB in the beginning and 217.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-08-18 17:02:19,122 INFO L158 Benchmark]: RCFGBuilder took 599.52ms. Allocated memory is still 278.9MB. Free memory was 217.3MB in the beginning and 191.0MB in the end (delta: 26.2MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. [2023-08-18 17:02:19,122 INFO L158 Benchmark]: BuchiAutomizer took 4666.15ms. Allocated memory was 278.9MB in the beginning and 338.7MB in the end (delta: 59.8MB). Free memory was 190.5MB in the beginning and 227.7MB in the end (delta: -37.2MB). Peak memory consumption was 24.7MB. Max. memory is 8.0GB. [2023-08-18 17:02:19,124 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 184.5MB. Free memory is still 138.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 216.88ms. Allocated memory is still 278.9MB. Free memory was 232.5MB in the beginning and 220.9MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 37.07ms. Allocated memory is still 278.9MB. Free memory was 220.9MB in the beginning and 219.4MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 32.73ms. Allocated memory is still 278.9MB. Free memory was 219.4MB in the beginning and 217.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 599.52ms. Allocated memory is still 278.9MB. Free memory was 217.3MB in the beginning and 191.0MB in the end (delta: 26.2MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. * BuchiAutomizer took 4666.15ms. Allocated memory was 278.9MB in the beginning and 338.7MB in the end (delta: 59.8MB). Free memory was 190.5MB in the beginning and 227.7MB in the end (delta: -37.2MB). Peak memory consumption was 24.7MB. 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 size + -1 * i and consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.7s. 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 0.2s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 87 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 86 mSDsluCounter, 201 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 123 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 38 IncrementalHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 78 mSDtfsCounter, 38 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital201 mio100 ax115 hnf100 lsp74 ukn73 mio100 lsp40 div242 bol100 ite100 ukn100 eq147 hnf94 smp60 dnf100 smp100 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 37ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 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! [2023-08-18 17:02:19,143 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...