/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.fairness.type.for.concurrent.programs FAIRNESS_LAZY -i ../../../trunk/examples/svcomp/weaver/popl20-send-receive-alt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.me.fairness-42053ae-m [2023-09-17 12:08:27,073 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-09-17 12:08:27,157 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2023-09-17 12:08:27,189 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-17 12:08:27,189 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-09-17 12:08:27,190 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-09-17 12:08:27,191 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-09-17 12:08:27,192 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-09-17 12:08:27,192 INFO L137 SettingsManager]: * Use SBE=true [2023-09-17 12:08:27,196 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-09-17 12:08:27,196 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-09-17 12:08:27,196 INFO L137 SettingsManager]: * Use old map elimination=false [2023-09-17 12:08:27,197 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-09-17 12:08:27,198 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-09-17 12:08:27,198 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-09-17 12:08:27,199 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-09-17 12:08:27,199 INFO L137 SettingsManager]: * sizeof long=4 [2023-09-17 12:08:27,199 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-09-17 12:08:27,199 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-09-17 12:08:27,200 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-09-17 12:08:27,200 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-09-17 12:08:27,200 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-09-17 12:08:27,200 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-09-17 12:08:27,201 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-09-17 12:08:27,202 INFO L137 SettingsManager]: * sizeof long double=12 [2023-09-17 12:08:27,202 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-09-17 12:08:27,202 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-09-17 12:08:27,202 INFO L137 SettingsManager]: * Use constant arrays=true [2023-09-17 12:08:27,202 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-09-17 12:08:27,203 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-17 12:08:27,204 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-09-17 12:08:27,204 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-09-17 12:08:27,204 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-09-17 12:08:27,204 INFO L137 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-09-17 12:08:27,205 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-09-17 12:08:27,205 INFO L137 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Fairness type for concurrent programs -> FAIRNESS_LAZY [2023-09-17 12:08:27,412 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-17 12:08:27,429 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-17 12:08:27,431 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-17 12:08:27,432 INFO L270 PluginConnector]: Initializing CDTParser... [2023-09-17 12:08:27,432 INFO L274 PluginConnector]: CDTParser initialized [2023-09-17 12:08:27,433 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-send-receive-alt.wvr.c [2023-09-17 12:08:28,565 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-09-17 12:08:28,760 INFO L384 CDTParser]: Found 1 translation units. [2023-09-17 12:08:28,760 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-send-receive-alt.wvr.c [2023-09-17 12:08:28,770 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31ddbd9ed/cd7670c982364bebbeda8a9c7765b614/FLAGac59212c5 [2023-09-17 12:08:28,787 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31ddbd9ed/cd7670c982364bebbeda8a9c7765b614 [2023-09-17 12:08:28,790 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-17 12:08:28,791 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-17 12:08:28,792 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-09-17 12:08:28,792 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-09-17 12:08:28,795 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-09-17 12:08:28,796 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 12:08:28" (1/1) ... [2023-09-17 12:08:28,797 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@786f628a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:08:28, skipping insertion in model container [2023-09-17 12:08:28,797 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 12:08:28" (1/1) ... [2023-09-17 12:08:28,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-09-17 12:08:28,823 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-09-17 12:08:28,955 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-send-receive-alt.wvr.c[2604,2617] [2023-09-17 12:08:28,959 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-17 12:08:28,968 INFO L203 MainTranslator]: Completed pre-run [2023-09-17 12:08:28,983 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-send-receive-alt.wvr.c[2604,2617] [2023-09-17 12:08:28,986 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-17 12:08:28,992 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-09-17 12:08:28,993 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-09-17 12:08:28,998 INFO L208 MainTranslator]: Completed translation [2023-09-17 12:08:28,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:08:28 WrapperNode [2023-09-17 12:08:28,998 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-09-17 12:08:29,000 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-09-17 12:08:29,000 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-09-17 12:08:29,000 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-09-17 12:08:29,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:08:28" (1/1) ... [2023-09-17 12:08:29,015 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:08:28" (1/1) ... [2023-09-17 12:08:29,035 INFO L138 Inliner]: procedures = 24, calls = 35, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 138 [2023-09-17 12:08:29,035 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-09-17 12:08:29,036 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-17 12:08:29,036 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-17 12:08:29,036 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-17 12:08:29,043 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:08:28" (1/1) ... [2023-09-17 12:08:29,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:08:28" (1/1) ... [2023-09-17 12:08:29,048 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:08:28" (1/1) ... [2023-09-17 12:08:29,048 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:08:28" (1/1) ... [2023-09-17 12:08:29,061 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:08:28" (1/1) ... [2023-09-17 12:08:29,064 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:08:28" (1/1) ... [2023-09-17 12:08:29,065 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:08:28" (1/1) ... [2023-09-17 12:08:29,066 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:08:28" (1/1) ... [2023-09-17 12:08:29,068 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-17 12:08:29,073 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-17 12:08:29,073 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-17 12:08:29,073 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-17 12:08:29,074 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:08:28" (1/1) ... [2023-09-17 12:08:29,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:08:29,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:08:29,124 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:08:29,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-09-17 12:08:29,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-09-17 12:08:29,166 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-09-17 12:08:29,167 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-09-17 12:08:29,167 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-09-17 12:08:29,167 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-09-17 12:08:29,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-09-17 12:08:29,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-09-17 12:08:29,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-09-17 12:08:29,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-09-17 12:08:29,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-09-17 12:08:29,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-09-17 12:08:29,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-17 12:08:29,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-17 12:08:29,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-09-17 12:08:29,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-09-17 12:08:29,171 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-09-17 12:08:29,286 INFO L236 CfgBuilder]: Building ICFG [2023-09-17 12:08:29,288 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-17 12:08:29,516 INFO L277 CfgBuilder]: Performing block encoding [2023-09-17 12:08:29,600 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-17 12:08:29,600 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-09-17 12:08:29,603 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 12:08:29 BoogieIcfgContainer [2023-09-17 12:08:29,603 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-17 12:08:29,604 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-09-17 12:08:29,604 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-09-17 12:08:29,607 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-09-17 12:08:29,607 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-09-17 12:08:29,607 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.09 12:08:28" (1/3) ... [2023-09-17 12:08:29,608 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@69350624 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.09 12:08:29, skipping insertion in model container [2023-09-17 12:08:29,608 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-09-17 12:08:29,608 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 12:08:28" (2/3) ... [2023-09-17 12:08:29,608 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@69350624 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.09 12:08:29, skipping insertion in model container [2023-09-17 12:08:29,609 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-09-17 12:08:29,609 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 12:08:29" (3/3) ... [2023-09-17 12:08:29,610 INFO L332 chiAutomizerObserver]: Analyzing ICFG popl20-send-receive-alt.wvr.c [2023-09-17 12:08:29,679 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-09-17 12:08:29,704 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 112 places, 118 transitions, 246 flow [2023-09-17 12:08:29,745 INFO L124 PetriNetUnfolderBase]: 11/114 cut-off events. [2023-09-17 12:08:29,745 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-09-17 12:08:29,751 INFO L83 FinitePrefix]: Finished finitePrefix Result has 121 conditions, 114 events. 11/114 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 99 event pairs, 0 based on Foata normal form. 0/103 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2023-09-17 12:08:29,751 INFO L82 GeneralOperation]: Start removeDead. Operand has 112 places, 118 transitions, 246 flow [2023-09-17 12:08:29,758 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 110 places, 114 transitions, 234 flow [2023-09-17 12:08:29,769 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-09-17 12:08:29,770 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-09-17 12:08:29,770 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-09-17 12:08:29,770 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-09-17 12:08:29,770 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-09-17 12:08:29,770 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-09-17 12:08:29,770 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-09-17 12:08:29,770 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-09-17 12:08:29,772 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand null [2023-09-17 12:08:32,669 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 180 [2023-09-17 12:08:32,669 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-09-17 12:08:32,669 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-09-17 12:08:32,676 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-09-17 12:08:32,676 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2023-09-17 12:08:32,676 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-09-17 12:08:32,676 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand null [2023-09-17 12:08:34,073 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 180 [2023-09-17 12:08:34,073 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-09-17 12:08:34,073 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-09-17 12:08:34,075 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-09-17 12:08:34,075 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2023-09-17 12:08:34,085 INFO L748 eck$LassoCheckResult]: Stem: SleepPredicate [underlying: 115#[$Ultimate##0]don't care, sleep set: []] [261] $Ultimate##0-->L-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] SleepPredicate [underlying: 118#[L-1]don't care, sleep set: []] [270] L-1-->L-1-1: Formula: (= 0 (select |v_#valid_13| 0)) InVars {#valid=|v_#valid_13|} OutVars{#valid=|v_#valid_13|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 120#[L-1-1]don't care, sleep set: []] [345] L-1-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_2|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 122#[L21]don't care, sleep set: []] [318] L21-->L21-1: Formula: (and (= (select |v_#length_9| 1) 2) (= (select |v_#valid_14| 1) 1)) InVars {#length=|v_#length_9|, #valid=|v_#valid_14|} OutVars{#length=|v_#length_9|, #valid=|v_#valid_14|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 124#[L21-1]don't care, sleep set: []] [335] L21-1-->L21-2: Formula: (= 48 (select (select |v_#memory_int_10| 1) 0)) InVars {#memory_int=|v_#memory_int_10|} OutVars{#memory_int=|v_#memory_int_10|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 126#[L21-2]don't care, sleep set: []] [276] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_11| 1) 1) 0) InVars {#memory_int=|v_#memory_int_11|} OutVars{#memory_int=|v_#memory_int_11|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 128#[L21-3]don't care, sleep set: []] [309] L21-3-->L21-4: Formula: (and (= 30 (select |v_#length_10| 2)) (= (select |v_#valid_15| 2) 1)) InVars {#length=|v_#length_10|, #valid=|v_#valid_15|} OutVars{#length=|v_#length_10|, #valid=|v_#valid_15|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 130#[L21-4]don't care, sleep set: []] [294] L21-4-->L42: Formula: (and (= v_~queue~0.base_5 0) (= v_~queue~0.offset_5 0)) InVars {} OutVars{~queue~0.base=v_~queue~0.base_5, ~queue~0.offset=v_~queue~0.offset_5} AuxVars[] AssignedVars[~queue~0.offset, ~queue~0.base] SleepPredicate [underlying: 132#[L42]don't care, sleep set: []] [283] L42-->L42-1: Formula: (= v_~front~0_5 0) InVars {} OutVars{~front~0=v_~front~0_5} AuxVars[] AssignedVars[~front~0] SleepPredicate [underlying: 134#[L42-1]don't care, sleep set: []] [336] L42-1-->L42-2: Formula: (= v_~back~0_9 0) InVars {} OutVars{~back~0=v_~back~0_9} AuxVars[] AssignedVars[~back~0] SleepPredicate [underlying: 136#[L42-2]don't care, sleep set: []] [292] L42-2-->L42-3: Formula: (= v_~sum~0_4 0) InVars {} OutVars{~sum~0=v_~sum~0_4} AuxVars[] AssignedVars[~sum~0] SleepPredicate [underlying: 138#[L42-3]don't care, sleep set: []] [253] L42-3-->L-1-2: Formula: (= v_~n~0_3 0) InVars {} OutVars{~n~0=v_~n~0_3} AuxVars[] AssignedVars[~n~0] SleepPredicate [underlying: 140#[L-1-2]don't care, sleep set: []] [346] 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] SleepPredicate [underlying: 142#[L-1-3]don't care, sleep set: []] [351] L-1-3-->L80: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_1|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_4|, ULTIMATE.start_main_~t3~0#1=|v_ULTIMATE.start_main_~t3~0#1_1|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_4|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_4|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_4|, ULTIMATE.start_main_#t~ret11#1.offset=|v_ULTIMATE.start_main_#t~ret11#1.offset_4|, ULTIMATE.start_main_#t~ret11#1.base=|v_ULTIMATE.start_main_#t~ret11#1.base_4|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_2|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~t3~0#1, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~ret11#1.offset, ULTIMATE.start_main_#t~ret11#1.base, ULTIMATE.start_main_#t~nondet13#1, ULTIMATE.start_main_#t~nondet15#1, ULTIMATE.start_main_~#t2~0#1.base] SleepPredicate [underlying: 144#[L80]don't care, sleep set: []] [243] L80-->L80-1: Formula: (and (= (select |v_#valid_17| |v_ULTIMATE.start_main_~#t1~0#1.base_5|) 0) (= (store |v_#valid_17| |v_ULTIMATE.start_main_~#t1~0#1.base_5| 1) |v_#valid_16|) (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_5| 0)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t1~0#1.base_5|) (= (store |v_#length_12| |v_ULTIMATE.start_main_~#t1~0#1.base_5| 4) |v_#length_11|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_5| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_12|, #valid=|v_#valid_17|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_11|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_5|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_5|, #valid=|v_#valid_16|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] SleepPredicate [underlying: 146#[L80-1]don't care, sleep set: []] [333] L80-1-->L80-2: Formula: (and (= |v_#valid_18| (store |v_#valid_19| |v_ULTIMATE.start_main_~#t2~0#1.base_5| 1)) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_5| 0)) (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_5|) (= (store |v_#length_14| |v_ULTIMATE.start_main_~#t2~0#1.base_5| 4) |v_#length_13|) (= (select |v_#valid_19| |v_ULTIMATE.start_main_~#t2~0#1.base_5|) 0) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2~0#1.base_5|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_14|, #valid=|v_#valid_19|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_13|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_5|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_5|, #valid=|v_#valid_18|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] SleepPredicate [underlying: 148#[L80-2]don't care, sleep set: []] [250] L80-2-->L82: Formula: true InVars {} OutVars{ULTIMATE.start_main_~t3~0#1=|v_ULTIMATE.start_main_~t3~0#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~t3~0#1] SleepPredicate [underlying: 150#[L82]don't care, sleep set: []] [312] L82-->L82-1: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] SleepPredicate [underlying: 152#[L82-1]don't care, sleep set: []] [244] L82-1-->L82-2: Formula: (= |v_ULTIMATE.start_main_#t~nondet9#1_3| v_~n~0_4) InVars {ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_3|} OutVars{~n~0=v_~n~0_4, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_3|} AuxVars[] AssignedVars[~n~0] SleepPredicate [underlying: 154#[L82-2]don't care, sleep set: []] [348] L82-2-->L83: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] SleepPredicate [underlying: 156#[L83]don't care, sleep set: []] [254] L83-->L83-1: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet10#1] SleepPredicate [underlying: 158#[L83-1]don't care, sleep set: []] [298] L83-1-->L83-2: Formula: (= v_~front~0_6 |v_ULTIMATE.start_main_#t~nondet10#1_3|) InVars {ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_3|} OutVars{ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_3|, ~front~0=v_~front~0_6} AuxVars[] AssignedVars[~front~0] SleepPredicate [underlying: 160#[L83-2]don't care, sleep set: []] [328] L83-2-->L84: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet10#1] SleepPredicate [underlying: 162#[L84]don't care, sleep set: []] [337] L84-->L85: Formula: (= v_~front~0_7 v_~back~0_10) InVars {~front~0=v_~front~0_7} OutVars{~back~0=v_~back~0_10, ~front~0=v_~front~0_7} AuxVars[] AssignedVars[~back~0] SleepPredicate [underlying: 164#[L85]don't care, sleep set: []] [268] L85-->L85-1: Formula: (= |v_ULTIMATE.start_create_fresh_int_array_#in~size#1_1| v_~n~0_5) InVars {~n~0=v_~n~0_5} OutVars{ULTIMATE.start_create_fresh_int_array_#in~size#1=|v_ULTIMATE.start_create_fresh_int_array_#in~size#1_1|, ~n~0=v_~n~0_5} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#in~size#1] SleepPredicate [underlying: 166#[L85-1]don't care, sleep set: []] [280] L85-1-->L85-2: 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] SleepPredicate [underlying: 168#[L85-2]don't care, sleep set: []] [241] L85-2-->L97: Formula: true InVars {} OutVars{ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset=|v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset_4|, ULTIMATE.start_create_fresh_int_array_~arr~0#1.base=|v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_4|, ULTIMATE.start_create_fresh_int_array_~i~0#1=|v_ULTIMATE.start_create_fresh_int_array_~i~0#1_7|, ULTIMATE.start_create_fresh_int_array_#t~nondet18#1=|v_ULTIMATE.start_create_fresh_int_array_#t~nondet18#1_4|, ULTIMATE.start_create_fresh_int_array_#t~post17#1=|v_ULTIMATE.start_create_fresh_int_array_#t~post17#1_4|, ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.base=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.base_4|, ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.offset=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.offset_4|, 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_~arr~0#1.offset, ULTIMATE.start_create_fresh_int_array_~arr~0#1.base, ULTIMATE.start_create_fresh_int_array_~i~0#1, ULTIMATE.start_create_fresh_int_array_#t~nondet18#1, ULTIMATE.start_create_fresh_int_array_#t~post17#1, ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.base, ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1] SleepPredicate [underlying: 170#[L97]don't care, sleep set: []] [303] L97-->L98: Formula: (= |v_ULTIMATE.start_create_fresh_int_array_~size#1_7| |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_7|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_~size#1] SleepPredicate [underlying: 172#[L98]don't care, sleep set: []] [320] L98-->L98-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (ite (<= 0 |v_ULTIMATE.start_create_fresh_int_array_~size#1_1|) 1 0)) 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] SleepPredicate [underlying: 174#[L98-1]don't care, sleep set: []] [248] L98-1-->L37: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] SleepPredicate [underlying: 176#[L37]don't care, sleep set: []] [284] L37-->L38: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] SleepPredicate [underlying: 178#[L38]don't care, sleep set: []] [296] L38-->L37-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 182#[L37-1]don't care, sleep set: []] [285] L37-1-->L99: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_3| (ite (<= (mod |v_ULTIMATE.start_create_fresh_int_array_~size#1_2| 4294967296) 1073741823) 1 0)) InVars {ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_2|} OutVars{ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] SleepPredicate [underlying: 184#[L99]don't care, sleep set: []] [322] L99-->L37-2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] SleepPredicate [underlying: 186#[L37-2]don't care, sleep set: []] [249] L37-2-->L38-3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_4| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_6|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_6|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] SleepPredicate [underlying: 188#[L38-3]don't care, sleep set: []] [266] L38-3-->L37-3: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_8| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_8|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_8|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 192#[L37-3]don't care, sleep set: []] [262] L37-3-->L101: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] SleepPredicate [underlying: 194#[L101]don't care, sleep set: []] [341] L101-->L101-1: Formula: (and (= (select |v_#valid_5| |v_ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.base_1|) 0) (< |v_ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.base_1| |v_#StackHeapBarrier_1|) (= |v_ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.offset_1| 0) (not (= |v_ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.base_1| 0)) (= |v_#length_4| (store |v_#length_5| |v_ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.base_1| (* 4 (mod |v_ULTIMATE.start_create_fresh_int_array_~size#1_3| 1073741824)))) (= |v_#valid_4| (store |v_#valid_5| |v_ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.base_1| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_5|, ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_3|, #valid=|v_#valid_5|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_4|, ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.base=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.base_1|, ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.offset=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.offset_1|, #length=|v_#length_4|, ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_3|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.base, ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.offset, #length] SleepPredicate [underlying: 196#[L101-1]don't care, sleep set: []] [251] L101-1-->L101-2: Formula: (and (= |v_ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.offset_2| |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset_1|) (= |v_ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.base_2| |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_1|)) InVars {ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.offset=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.offset_2|, ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.base=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.base_2|} OutVars{ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset=|v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset_1|, ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.offset=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.offset_2|, ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.base=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.base_2|, ULTIMATE.start_create_fresh_int_array_~arr~0#1.base=|v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_1|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset, ULTIMATE.start_create_fresh_int_array_~arr~0#1.base] SleepPredicate [underlying: 198#[L101-2]don't care, sleep set: []] [308] L101-2-->L102: Formula: true InVars {} OutVars{ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.base=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.base_3|, ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.offset=|v_ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.offset_3|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.base, ULTIMATE.start_create_fresh_int_array_#t~malloc16#1.offset] SleepPredicate [underlying: 200#[L102]don't care, sleep set: []] [274] L102-->L102-6: Formula: (= |v_ULTIMATE.start_create_fresh_int_array_~i~0#1_1| 0) InVars {} OutVars{ULTIMATE.start_create_fresh_int_array_~i~0#1=|v_ULTIMATE.start_create_fresh_int_array_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_~i~0#1] SleepPredicate [underlying: 202#[L102-6]don't care, sleep set: []] [2023-09-17 12:08:34,088 INFO L750 eck$LassoCheckResult]: Loop: SleepPredicate [underlying: 202#[L102-6]don't care, sleep set: []] [256] L102-6-->L103: Formula: (< |v_ULTIMATE.start_create_fresh_int_array_~i~0#1_3| |v_ULTIMATE.start_create_fresh_int_array_~size#1_5|) InVars {ULTIMATE.start_create_fresh_int_array_~i~0#1=|v_ULTIMATE.start_create_fresh_int_array_~i~0#1_3|, ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_5|} OutVars{ULTIMATE.start_create_fresh_int_array_~i~0#1=|v_ULTIMATE.start_create_fresh_int_array_~i~0#1_3|, ULTIMATE.start_create_fresh_int_array_~size#1=|v_ULTIMATE.start_create_fresh_int_array_~size#1_5|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 204#[L103]don't care, sleep set: []] [338] L103-->L103-1: Formula: true InVars {} OutVars{ULTIMATE.start_create_fresh_int_array_#t~nondet18#1=|v_ULTIMATE.start_create_fresh_int_array_#t~nondet18#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#t~nondet18#1] SleepPredicate [underlying: 208#[L103-1]don't care, sleep set: []] [271] L103-1-->L103-2: Formula: (let ((.cse1 (* 4 |v_ULTIMATE.start_create_fresh_int_array_~i~0#1_4|))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset_2|))) (and (<= 0 .cse0) (= (store |v_#memory_int_5| |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_2| (store (select |v_#memory_int_5| |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_2|) .cse0 |v_ULTIMATE.start_create_fresh_int_array_#t~nondet18#1_2|)) |v_#memory_int_4|) (= (select |v_#valid_6| |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_2|) 1) (<= (+ .cse1 |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset_2| 4) (select |v_#length_6| |v_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base_2|))))) InVars {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|, ULTIMATE.start_create_fresh_int_array_~i~0#1=|v_ULTIMATE.start_create_fresh_int_array_~i~0#1_4|, ULTIMATE.start_create_fresh_int_array_#t~nondet18#1=|v_ULTIMATE.start_create_fresh_int_array_#t~nondet18#1_2|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_5|, #length=|v_#length_6|} OutVars{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|, ULTIMATE.start_create_fresh_int_array_~i~0#1=|v_ULTIMATE.start_create_fresh_int_array_~i~0#1_4|, ULTIMATE.start_create_fresh_int_array_#t~nondet18#1=|v_ULTIMATE.start_create_fresh_int_array_#t~nondet18#1_2|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_4|, #length=|v_#length_6|} AuxVars[] AssignedVars[#memory_int] SleepPredicate [underlying: 212#[L103-2]don't care, sleep set: []] [317] L103-2-->L102-3: Formula: true InVars {} OutVars{ULTIMATE.start_create_fresh_int_array_#t~nondet18#1=|v_ULTIMATE.start_create_fresh_int_array_#t~nondet18#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#t~nondet18#1] SleepPredicate [underlying: 216#[L102-3]don't care, sleep set: []] [286] L102-3-->L102-4: Formula: (= |v_ULTIMATE.start_create_fresh_int_array_#t~post17#1_1| |v_ULTIMATE.start_create_fresh_int_array_~i~0#1_5|) InVars {ULTIMATE.start_create_fresh_int_array_~i~0#1=|v_ULTIMATE.start_create_fresh_int_array_~i~0#1_5|} OutVars{ULTIMATE.start_create_fresh_int_array_~i~0#1=|v_ULTIMATE.start_create_fresh_int_array_~i~0#1_5|, ULTIMATE.start_create_fresh_int_array_#t~post17#1=|v_ULTIMATE.start_create_fresh_int_array_#t~post17#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#t~post17#1] SleepPredicate [underlying: 220#[L102-4]don't care, sleep set: []] [269] L102-4-->L102-5: Formula: (= (+ |v_ULTIMATE.start_create_fresh_int_array_#t~post17#1_2| 1) |v_ULTIMATE.start_create_fresh_int_array_~i~0#1_6|) InVars {ULTIMATE.start_create_fresh_int_array_#t~post17#1=|v_ULTIMATE.start_create_fresh_int_array_#t~post17#1_2|} OutVars{ULTIMATE.start_create_fresh_int_array_~i~0#1=|v_ULTIMATE.start_create_fresh_int_array_~i~0#1_6|, ULTIMATE.start_create_fresh_int_array_#t~post17#1=|v_ULTIMATE.start_create_fresh_int_array_#t~post17#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_~i~0#1] SleepPredicate [underlying: 224#[L102-5]don't care, sleep set: []] [342] L102-5-->L102-6: Formula: true InVars {} OutVars{ULTIMATE.start_create_fresh_int_array_#t~post17#1=|v_ULTIMATE.start_create_fresh_int_array_#t~post17#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_create_fresh_int_array_#t~post17#1] SleepPredicate [underlying: 202#[L102-6]don't care, sleep set: []] [2023-09-17 12:08:34,092 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-17 12:08:34,093 INFO L85 PathProgramCache]: Analyzing trace with hash 824422329, now seen corresponding path program 1 times [2023-09-17 12:08:34,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-17 12:08:34,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545663836] [2023-09-17 12:08:34,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-17 12:08:34,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-17 12:08:34,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-17 12:08:34,250 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-09-17 12:08:34,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-17 12:08:34,314 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-09-17 12:08:34,317 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-17 12:08:34,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1637761402, now seen corresponding path program 1 times [2023-09-17 12:08:34,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-17 12:08:34,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871471064] [2023-09-17 12:08:34,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-17 12:08:34,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-17 12:08:34,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-17 12:08:34,325 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-09-17 12:08:34,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-17 12:08:34,336 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-09-17 12:08:34,337 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-17 12:08:34,338 INFO L85 PathProgramCache]: Analyzing trace with hash 123957198, now seen corresponding path program 1 times [2023-09-17 12:08:34,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-17 12:08:34,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128678670] [2023-09-17 12:08:34,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-17 12:08:34,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-17 12:08:34,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-17 12:08:34,384 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-09-17 12:08:34,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-17 12:08:34,426 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-09-17 12:08:35,545 INFO L210 LassoAnalysis]: Preferences: [2023-09-17 12:08:35,546 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-09-17 12:08:35,546 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-09-17 12:08:35,547 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-09-17 12:08:35,547 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-09-17 12:08:35,547 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:08:35,547 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-09-17 12:08:35,547 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-09-17 12:08:35,547 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-send-receive-alt.wvr.c_BEv2_Iteration1_Lasso [2023-09-17 12:08:35,547 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-09-17 12:08:35,547 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-09-17 12:08:35,565 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,572 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,575 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,945 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,949 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,951 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,953 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,956 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,959 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,962 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,964 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,972 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,975 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,979 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,982 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,984 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,986 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,988 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,991 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,994 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,996 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:35,999 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:36,001 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:36,003 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:36,006 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:36,008 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:36,010 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:36,012 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-17 12:08:36,511 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-09-17 12:08:36,515 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-09-17 12:08:36,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:08:36,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:08:36,525 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:08:36,530 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-09-17 12:08:36,531 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 [2023-09-17 12:08:36,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 12:08:36,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-17 12:08:36,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 12:08:36,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 12:08:36,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 12:08:36,541 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-17 12:08:36,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-17 12:08:36,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 12:08:36,563 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2023-09-17 12:08:36,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:08:36,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:08:36,567 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:08:36,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-17 12:08:36,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 12:08:36,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 12:08:36,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 12:08:36,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 12:08:36,589 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 12:08:36,589 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 12:08:36,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-09-17 12:08:36,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 12:08:36,618 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-09-17 12:08:36,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:08:36,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:08:36,620 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:08:36,623 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-09-17 12:08:36,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-17 12:08:36,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 12:08:36,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 12:08:36,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 12:08:36,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 12:08:36,636 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 12:08:36,637 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 12:08:36,650 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 12:08:36,657 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-09-17 12:08:36,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:08:36,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:08:36,660 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:08:36,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-17 12:08:36,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 12:08:36,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 12:08:36,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 12:08:36,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 12:08:36,678 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 12:08:36,678 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 12:08:36,681 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-09-17 12:08:36,701 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 12:08:36,707 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-09-17 12:08:36,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:08:36,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:08:36,710 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:08:36,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-17 12:08:36,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 12:08:36,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 12:08:36,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 12:08:36,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 12:08:36,732 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 12:08:36,732 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 12:08:36,735 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-09-17 12:08:36,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-17 12:08:36,760 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-09-17 12:08:36,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:08:36,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:08:36,762 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:08:36,765 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-09-17 12:08:36,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-17 12:08:36,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-17 12:08:36,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-17 12:08:36,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-17 12:08:36,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-17 12:08:36,785 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-17 12:08:36,785 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-17 12:08:36,805 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-09-17 12:08:36,842 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2023-09-17 12:08:36,842 INFO L444 ModelExtractionUtils]: 7 out of 22 variables were initially zero. Simplification set additionally 11 variables to zero. [2023-09-17 12:08:36,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-17 12:08:36,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-17 12:08:36,851 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-17 12:08:36,853 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-09-17 12:08:36,854 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-09-17 12:08:36,886 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-09-17 12:08:36,887 INFO L513 LassoAnalysis]: Proved termination. [2023-09-17 12:08:36,887 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_create_fresh_int_array_~arr~0#1.base)_1, ULTIMATE.start_create_fresh_int_array_~i~0#1) = 1*v_rep(select #length ULTIMATE.start_create_fresh_int_array_~arr~0#1.base)_1 - 4*ULTIMATE.start_create_fresh_int_array_~i~0#1 Supporting invariants [1*ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset >= 0] [2023-09-17 12:08:36,895 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-09-17 12:08:36,939 INFO L156 tatePredicateManager]: 14 out of 15 supporting invariants were superfluous and have been removed [2023-09-17 12:08:36,974 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-17 12:08:37,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-17 12:08:37,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-09-17 12:08:37,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-17 12:08:37,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-17 12:08:37,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 6 conjunts are in the unsatisfiable core [2023-09-17 12:08:37,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-17 12:08:37,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-17 12:08:37,271 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 4 loop predicates [2023-09-17 12:08:37,274 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand null Second operand has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-17 12:08:37,912 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-09-17 12:08:40,479 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand null. Second operand has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 28611 states and 94856 transitions. Complement of second has 12 states. [2023-09-17 12:08:40,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 4 stem states 3 non-accepting loop states 1 accepting loop states [2023-09-17 12:08:40,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-17 12:08:40,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 190 transitions. [2023-09-17 12:08:40,490 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 190 transitions. Stem has 41 letters. Loop has 7 letters. [2023-09-17 12:08:40,491 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-17 12:08:40,491 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 190 transitions. Stem has 48 letters. Loop has 7 letters. [2023-09-17 12:08:40,492 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-17 12:08:40,492 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 190 transitions. Stem has 41 letters. Loop has 14 letters. [2023-09-17 12:08:40,492 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-17 12:08:40,493 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28611 states and 94856 transitions. [2023-09-17 12:08:40,905 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-09-17 12:08:40,907 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28611 states to 0 states and 0 transitions. [2023-09-17 12:08:40,908 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-09-17 12:08:40,908 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-09-17 12:08:40,909 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-09-17 12:08:40,909 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-17 12:08:40,909 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-09-17 12:08:40,909 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-09-17 12:08:40,909 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-09-17 12:08:40,909 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-09-17 12:08:40,909 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-09-17 12:08:40,910 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-09-17 12:08:40,910 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-09-17 12:08:40,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.09 12:08:40 BoogieIcfgContainer [2023-09-17 12:08:40,919 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-09-17 12:08:40,921 INFO L158 Benchmark]: Toolchain (without parser) took 12129.29ms. Allocated memory was 323.0MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 273.8MB in the beginning and 896.8MB in the end (delta: -623.0MB). Peak memory consumption was 874.8MB. Max. memory is 8.0GB. [2023-09-17 12:08:40,921 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 180.4MB. Free memory is still 131.8MB. There was no memory consumed. Max. memory is 8.0GB. [2023-09-17 12:08:40,922 INFO L158 Benchmark]: CACSL2BoogieTranslator took 207.00ms. Allocated memory is still 323.0MB. Free memory was 273.8MB in the beginning and 262.2MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2023-09-17 12:08:40,923 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.52ms. Allocated memory is still 323.0MB. Free memory was 262.2MB in the beginning and 260.6MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-09-17 12:08:40,924 INFO L158 Benchmark]: Boogie Preprocessor took 36.74ms. Allocated memory is still 323.0MB. Free memory was 260.6MB in the beginning and 259.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-09-17 12:08:40,924 INFO L158 Benchmark]: RCFGBuilder took 529.60ms. Allocated memory is still 323.0MB. Free memory was 259.1MB in the beginning and 236.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2023-09-17 12:08:40,925 INFO L158 Benchmark]: BuchiAutomizer took 11315.86ms. Allocated memory was 323.0MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 235.6MB in the beginning and 896.8MB in the end (delta: -661.2MB). Peak memory consumption was 837.1MB. Max. memory is 8.0GB. [2023-09-17 12:08:40,927 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 180.4MB. Free memory is still 131.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 207.00ms. Allocated memory is still 323.0MB. Free memory was 273.8MB in the beginning and 262.2MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 35.52ms. Allocated memory is still 323.0MB. Free memory was 262.2MB in the beginning and 260.6MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 36.74ms. Allocated memory is still 323.0MB. Free memory was 260.6MB in the beginning and 259.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 529.60ms. Allocated memory is still 323.0MB. Free memory was 259.1MB in the beginning and 236.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. * BuchiAutomizer took 11315.86ms. Allocated memory was 323.0MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 235.6MB in the beginning and 896.8MB in the end (delta: -661.2MB). Peak memory consumption was 837.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[arr] + -4 * i and consists of 9 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 11.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.8s. Construction of modules took 0.0s. Büchi inclusion checks took 3.5s. 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 0.4s 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, 98 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 98 mSDsluCounter, 289 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 204 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 51 IncrementalHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 85 mSDtfsCounter, 51 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital204 mio100 ax115 hnf100 lsp73 ukn73 mio100 lsp40 div242 bol100 ite100 ukn100 eq147 hnf94 smp60 dnf100 smp100 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 41ms 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! [2023-09-17 12:08:40,957 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...