/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.automaton.type.for.concurrent.programs BUCHI_AUTOMATON -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-figure1-alt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-?-9ecb849-m [2024-02-09 23:18:27,539 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-09 23:18:27,597 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2024-02-09 23:18:27,602 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-09 23:18:27,603 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-09 23:18:27,603 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.Only consider context switches at boundaries of atomic blocks [2024-02-09 23:18:27,625 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-09 23:18:27,626 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-09 23:18:27,626 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-09 23:18:27,627 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-09 23:18:27,628 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-09 23:18:27,628 INFO L153 SettingsManager]: * Use SBE=true [2024-02-09 23:18:27,628 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-02-09 23:18:27,629 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-02-09 23:18:27,629 INFO L153 SettingsManager]: * Use old map elimination=false [2024-02-09 23:18:27,629 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-02-09 23:18:27,630 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-02-09 23:18:27,630 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-02-09 23:18:27,630 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-09 23:18:27,630 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-02-09 23:18:27,631 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-09 23:18:27,631 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-09 23:18:27,632 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-09 23:18:27,632 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-09 23:18:27,632 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-02-09 23:18:27,633 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-02-09 23:18:27,633 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-02-09 23:18:27,633 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-02-09 23:18:27,634 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-09 23:18:27,634 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-09 23:18:27,634 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-02-09 23:18:27,635 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-09 23:18:27,635 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-09 23:18:27,635 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-09 23:18:27,636 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-09 23:18:27,636 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-09 23:18:27,636 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-09 23:18:27,637 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-02-09 23:18:27,637 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_AUTOMATON [2024-02-09 23:18:27,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-09 23:18:27,978 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-09 23:18:27,981 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-09 23:18:27,983 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-09 23:18:27,984 INFO L274 PluginConnector]: CDTParser initialized [2024-02-09 23:18:27,986 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-figure1-alt.wvr.c [2024-02-09 23:18:29,220 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-09 23:18:29,393 INFO L384 CDTParser]: Found 1 translation units. [2024-02-09 23:18:29,394 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-figure1-alt.wvr.c [2024-02-09 23:18:29,409 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d0edcc82/57db957a47444c31b68bbcd69fc52750/FLAGbbcf6e5fa [2024-02-09 23:18:29,427 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d0edcc82/57db957a47444c31b68bbcd69fc52750 [2024-02-09 23:18:29,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-09 23:18:29,431 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-09 23:18:29,433 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-09 23:18:29,434 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-09 23:18:29,438 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-09 23:18:29,439 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 11:18:29" (1/1) ... [2024-02-09 23:18:29,440 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@744c9ff3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:29, skipping insertion in model container [2024-02-09 23:18:29,440 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 11:18:29" (1/1) ... [2024-02-09 23:18:29,464 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-02-09 23:18:29,598 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-09 23:18:29,607 INFO L202 MainTranslator]: Completed pre-run [2024-02-09 23:18:29,622 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-09 23:18:29,629 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-02-09 23:18:29,629 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-02-09 23:18:29,634 INFO L206 MainTranslator]: Completed translation [2024-02-09 23:18:29,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:29 WrapperNode [2024-02-09 23:18:29,635 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-09 23:18:29,636 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-09 23:18:29,636 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-09 23:18:29,636 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-09 23:18:29,643 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:29" (1/1) ... [2024-02-09 23:18:29,650 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:29" (1/1) ... [2024-02-09 23:18:29,674 INFO L138 Inliner]: procedures = 21, calls = 26, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 78 [2024-02-09 23:18:29,675 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-09 23:18:29,676 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-09 23:18:29,676 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-09 23:18:29,676 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-09 23:18:29,684 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:29" (1/1) ... [2024-02-09 23:18:29,687 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:29" (1/1) ... [2024-02-09 23:18:29,690 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:29" (1/1) ... [2024-02-09 23:18:29,690 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:29" (1/1) ... [2024-02-09 23:18:29,699 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:29" (1/1) ... [2024-02-09 23:18:29,702 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:29" (1/1) ... [2024-02-09 23:18:29,703 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:29" (1/1) ... [2024-02-09 23:18:29,704 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:29" (1/1) ... [2024-02-09 23:18:29,706 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-09 23:18:29,707 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-09 23:18:29,707 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-09 23:18:29,707 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-09 23:18:29,713 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:29" (1/1) ... [2024-02-09 23:18:29,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:29,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:29,741 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:29,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-02-09 23:18:29,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-09 23:18:29,794 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-09 23:18:29,794 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-09 23:18:29,795 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-09 23:18:29,795 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-09 23:18:29,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-02-09 23:18:29,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-09 23:18:29,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-02-09 23:18:29,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-09 23:18:29,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-09 23:18:29,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-09 23:18:29,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-09 23:18:29,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-02-09 23:18:29,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-09 23:18:29,798 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-09 23:18:29,877 INFO L236 CfgBuilder]: Building ICFG [2024-02-09 23:18:29,878 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-09 23:18:30,061 INFO L277 CfgBuilder]: Performing block encoding [2024-02-09 23:18:30,109 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-09 23:18:30,109 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2024-02-09 23:18:30,112 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 11:18:30 BoogieIcfgContainer [2024-02-09 23:18:30,112 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-09 23:18:30,113 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-02-09 23:18:30,113 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-02-09 23:18:30,116 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-02-09 23:18:30,117 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-09 23:18:30,117 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.02 11:18:29" (1/3) ... [2024-02-09 23:18:30,118 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@74db85a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.02 11:18:30, skipping insertion in model container [2024-02-09 23:18:30,118 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-09 23:18:30,118 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:18:29" (2/3) ... [2024-02-09 23:18:30,118 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@74db85a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.02 11:18:30, skipping insertion in model container [2024-02-09 23:18:30,118 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-09 23:18:30,119 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 11:18:30" (3/3) ... [2024-02-09 23:18:30,120 INFO L332 chiAutomizerObserver]: Analyzing ICFG popl20-figure1-alt.wvr.c [2024-02-09 23:18:30,189 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-02-09 23:18:30,217 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 90 places, 91 transitions, 196 flow [2024-02-09 23:18:30,254 INFO L124 PetriNetUnfolderBase]: 6/87 cut-off events. [2024-02-09 23:18:30,254 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-02-09 23:18:30,259 INFO L83 FinitePrefix]: Finished finitePrefix Result has 96 conditions, 87 events. 6/87 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 54 event pairs, 0 based on Foata normal form. 0/81 useless extension candidates. Maximal degree in co-relation 49. Up to 2 conditions per place. [2024-02-09 23:18:30,259 INFO L82 GeneralOperation]: Start removeDead. Operand has 90 places, 91 transitions, 196 flow [2024-02-09 23:18:30,264 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 88 places, 87 transitions, 186 flow [2024-02-09 23:18:30,277 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2024-02-09 23:18:30,277 INFO L304 stractBuchiCegarLoop]: Hoare is false [2024-02-09 23:18:30,277 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-02-09 23:18:30,277 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-02-09 23:18:30,277 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-02-09 23:18:30,277 INFO L308 stractBuchiCegarLoop]: Difference is false [2024-02-09 23:18:30,277 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-02-09 23:18:30,277 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-02-09 23:18:30,279 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2024-02-09 23:18:30,422 INFO L131 ngComponentsAnalysis]: Automaton has 53 accepting balls. 345 [2024-02-09 23:18:30,423 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-09 23:18:30,423 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-09 23:18:30,429 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] [2024-02-09 23:18:30,429 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-02-09 23:18:30,429 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-02-09 23:18:30,429 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 540 states, but on-demand construction may add more states [2024-02-09 23:18:30,448 INFO L131 ngComponentsAnalysis]: Automaton has 53 accepting balls. 345 [2024-02-09 23:18:30,449 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-09 23:18:30,449 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-09 23:18:30,450 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] [2024-02-09 23:18:30,450 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-02-09 23:18:30,469 INFO L748 eck$LassoCheckResult]: Stem: 93#[$Ultimate##0]don't care [183] $Ultimate##0-->L-1: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] 96#[L-1]don't care [188] L-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 98#[L21]don't care [182] L21-->L21-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] 100#[L21-1]don't care [200] L21-1-->L21-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] 102#[L21-2]don't care [198] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] 104#[L21-3]don't care [167] L21-3-->L21-4: Formula: (and (= (select |v_#length_2| 2) 25) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] 106#[L21-4]don't care [223] L21-4-->L38: Formula: (= 0 v_~N1~0_3) InVars {} OutVars{~N1~0=v_~N1~0_3} AuxVars[] AssignedVars[~N1~0] 108#[L38]don't care [224] L38-->L38-1: Formula: (= 0 v_~N2~0_3) InVars {} OutVars{~N2~0=v_~N2~0_3} AuxVars[] AssignedVars[~N2~0] 110#[L38-1]don't care [168] L38-1-->L-1-1: Formula: (= v_~counter~0_6 0) InVars {} OutVars{~counter~0=v_~counter~0_6} AuxVars[] AssignedVars[~counter~0] 112#[L-1-1]don't care [209] L-1-1-->L-1-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 114#[L-1-2]don't care [213] L-1-2-->L62: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_2|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_2|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_2|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_2|, ULTIMATE.start_main_#t~mem12#1=|v_ULTIMATE.start_main_#t~mem12#1_2|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_2|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_2|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_2|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~mem11#1, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_#t~mem12#1, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base] 116#[L62]don't care [217] L62-->L62-1: Formula: (and (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t1~0#1.base_3| 1) |v_#valid_4|) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) 0) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t1~0#1.base_3| 4)) (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_3| 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_3| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_3|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] 118#[L62-1]don't care [203] L62-1-->L62-2: Formula: (and (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_3|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2~0#1.base_3|) 0) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_3| 0)) (= (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2~0#1.base_3| 1) |v_#valid_6|) (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2~0#1.base_3| 4)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2~0#1.base_3|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_3|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_3|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] 120#[L62-2]don't care [181] L62-2-->L64: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5#1] 122#[L64]don't care [169] L64-->L64-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet5#1_4| v_~N1~0_4) InVars {ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_4|} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_4|, ~N1~0=v_~N1~0_4} AuxVars[] AssignedVars[~N1~0] 124#[L64-1]don't care [211] L64-1-->L65: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5#1] 126#[L65]don't care [229] L65-->L65-1: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] 128#[L65-1]don't care [206] L65-1-->L65-2: Formula: (= |v_ULTIMATE.start_main_#t~nondet6#1_4| v_~N2~0_4) InVars {ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_4|} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_4|, ~N2~0=v_~N2~0_4} AuxVars[] AssignedVars[~N2~0] 130#[L65-2]don't care [187] L65-2-->L67: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] 132#[L67]don't care [204] L67-->L67-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (ite (and (<= 0 v_~N1~0_5) (<= 0 v_~N2~0_5)) 1 0)) InVars {~N1~0=v_~N1~0_5, ~N2~0=v_~N2~0_5} OutVars{~N1~0=v_~N1~0_5, ~N2~0=v_~N2~0_5, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] 134#[L67-1]don't care [174] L67-1-->L34: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 136#[L34]don't care [177] L34-->L35: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 138#[L35]don't care [202] L35-->L34-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] 142#[L34-1]don't care [196] L34-1-->L67-2: 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] 144#[L67-2]don't care [161] L67-2-->L70: Formula: true InVars {} OutVars{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] 146#[L70]don't care [227] L70-->L70-1: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_3| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 148#[L70-1]don't care [178] L70-1-->L70-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 150#[L70-2]don't care [176] L70-2-->L70-3: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_4|) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t1~0#1.base_4| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t1~0#1.base_4|) |v_ULTIMATE.start_main_~#t1~0#1.offset_4| |v_ULTIMATE.start_main_#t~pre7#1_4|)) |v_#memory_int_3|) (= (select |v_#valid_8| |v_ULTIMATE.start_main_~#t1~0#1.base_4|) 1) (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_4| 4) (select |v_#length_7| |v_ULTIMATE.start_main_~#t1~0#1.base_4|))) InVars {#valid=|v_#valid_8|, #memory_int=|v_#memory_int_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|, #length=|v_#length_7|, 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|} OutVars{#valid=|v_#valid_8|, #memory_int=|v_#memory_int_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|, #length=|v_#length_7|, 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|} AuxVars[] AssignedVars[#memory_int] 152#[L70-3]don't care [258] L70-3-->$Ultimate##0: Formula: (and (= |v_ULTIMATE.start_main_#t~pre7#1_7| v_thread1Thread1of1ForFork1_thidvar0_2) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_7|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_14, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_7|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 154#[$Ultimate##0, L70-4]don't care [231] $Ultimate##0-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 158#[L41-4, L70-4]don't care [2024-02-09 23:18:30,470 INFO L750 eck$LassoCheckResult]: Loop: 158#[L41-4, L70-4]don't care [232] L41-4-->L42: Formula: (< v_thread1Thread1of1ForFork1_~i~0_3 v_~N1~0_2) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N1~0=v_~N1~0_2} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N1~0=v_~N1~0_2} AuxVars[] AssignedVars[] 164#[L42, L70-4]don't care [235] L42-->L44: Formula: (= (+ v_~counter~0_13 1) v_~counter~0_12) InVars {~counter~0=v_~counter~0_13} OutVars{~counter~0=v_~counter~0_12, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_1|} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post2] 176#[L44, L70-4]don't care [237] L44-->L41-2: Formula: (= |v_thread1Thread1of1ForFork1_#t~post1_1| v_thread1Thread1of1ForFork1_~i~0_9) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_9} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_9, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_1|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1] 192#[L70-4, L41-2]don't care [239] L41-2-->L41-3: Formula: (= v_thread1Thread1of1ForFork1_~i~0_11 (+ |v_thread1Thread1of1ForFork1_#t~post1_3| 1)) InVars {thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_3|} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_11, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_3|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 212#[L70-4, L41-3]don't care [241] L41-3-->L41-4: Formula: true InVars {} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1] 158#[L41-4, L70-4]don't care [2024-02-09 23:18:30,476 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:30,476 INFO L85 PathProgramCache]: Analyzing trace with hash -528151017, now seen corresponding path program 1 times [2024-02-09 23:18:30,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:18:30,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827457341] [2024-02-09 23:18:30,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:18:30,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:18:30,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:30,637 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:18:30,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:30,678 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:18:30,680 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:30,681 INFO L85 PathProgramCache]: Analyzing trace with hash 250122315, now seen corresponding path program 1 times [2024-02-09 23:18:30,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:18:30,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271571965] [2024-02-09 23:18:30,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:18:30,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:18:30,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:30,689 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:18:30,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:30,694 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:18:30,695 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:30,695 INFO L85 PathProgramCache]: Analyzing trace with hash -1025056779, now seen corresponding path program 1 times [2024-02-09 23:18:30,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:18:30,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111759751] [2024-02-09 23:18:30,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:18:30,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:18:30,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:30,749 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:18:30,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:30,793 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:18:30,884 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:18:30,885 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:18:30,885 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:18:30,885 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:18:30,885 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2024-02-09 23:18:30,885 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:30,886 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:18:30,886 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:18:30,886 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration1_Loop [2024-02-09 23:18:30,886 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:18:30,886 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:18:30,902 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:30,913 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:30,918 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:30,927 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:30,931 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:30,936 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:30,940 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:30,946 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:31,101 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:18:31,102 INFO L404 LassoAnalysis]: Checking for nontermination... [2024-02-09 23:18:31,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:31,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:31,112 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:31,120 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-02-09 23:18:31,123 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:31,123 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:31,139 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:31,140 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_1=1} Honda state: {v_rep#funAddr~thread2.offset_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:31,143 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-02-09 23:18:31,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:31,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:31,154 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:31,155 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-02-09 23:18:31,156 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:31,156 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:31,174 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:31,174 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_1=-1} Honda state: {v_rep#funAddr~thread1.base_1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:31,181 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:31,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:31,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:31,183 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:31,195 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:31,196 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:31,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-02-09 23:18:31,226 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 [2024-02-09 23:18:31,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:31,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:31,228 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:31,232 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-02-09 23:18:31,233 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-02-09 23:18:31,233 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:31,359 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-02-09 23:18:31,363 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:31,363 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:18:31,363 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:18:31,363 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:18:31,363 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:18:31,364 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-09 23:18:31,364 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:31,364 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:18:31,364 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:18:31,364 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration1_Loop [2024-02-09 23:18:31,364 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:18:31,364 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:18:31,366 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:31,371 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:31,376 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:31,380 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:31,389 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:31,393 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:31,396 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:31,399 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:31,469 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:18:31,473 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-09 23:18:31,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:31,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:31,477 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:31,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:31,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:31,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:31,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:31,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:31,502 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:31,503 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:31,508 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-02-09 23:18:31,514 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:31,522 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:31,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:31,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:31,525 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:31,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:31,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:31,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:31,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:31,544 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:31,547 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:31,547 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:31,551 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-02-09 23:18:31,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:31,563 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:31,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:31,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:31,565 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:31,574 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-02-09 23:18:31,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:31,583 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:31,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:31,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:31,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:31,589 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:31,589 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:31,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:31,625 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:31,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:31,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:31,628 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:31,634 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-02-09 23:18:31,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:31,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:31,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:18:31,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:31,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:31,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:31,645 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:18:31,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:18:31,658 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-09 23:18:31,683 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-02-09 23:18:31,683 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-02-09 23:18:31,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:31,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:31,687 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:31,692 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-02-09 23:18:31,693 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-09 23:18:31,693 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-02-09 23:18:31,693 INFO L513 LassoAnalysis]: Proved termination. [2024-02-09 23:18:31,694 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread1Thread1of1ForFork1_~i~0, ~N1~0) = -1*thread1Thread1of1ForFork1_~i~0 + 1*~N1~0 Supporting invariants [] [2024-02-09 23:18:31,704 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-02-09 23:18:31,707 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-09 23:18:31,735 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:31,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:18:31,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-09 23:18:31,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:18:31,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:18:31,835 WARN L260 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 5 conjunts are in the unsatisfiable core [2024-02-09 23:18:31,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:18:31,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-09 23:18:31,950 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2024-02-09 23:18:31,952 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand currently 540 states, but on-demand construction may add more states Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:18:32,141 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand currently 540 states, but on-demand construction may add more states. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 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 1609 states and 4673 transitions. Complement of second has 10 states. [2024-02-09 23:18:32,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-02-09 23:18:32,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:18:32,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 205 transitions. [2024-02-09 23:18:32,151 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 205 transitions. Stem has 30 letters. Loop has 5 letters. [2024-02-09 23:18:32,152 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:32,152 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 205 transitions. Stem has 35 letters. Loop has 5 letters. [2024-02-09 23:18:32,153 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:32,153 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 205 transitions. Stem has 30 letters. Loop has 10 letters. [2024-02-09 23:18:32,154 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:32,154 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1609 states and 4673 transitions. [2024-02-09 23:18:32,182 INFO L131 ngComponentsAnalysis]: Automaton has 43 accepting balls. 215 [2024-02-09 23:18:32,202 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1609 states to 672 states and 1878 transitions. [2024-02-09 23:18:32,203 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 374 [2024-02-09 23:18:32,208 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 493 [2024-02-09 23:18:32,209 INFO L73 IsDeterministic]: Start isDeterministic. Operand 672 states and 1878 transitions. [2024-02-09 23:18:32,209 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-02-09 23:18:32,209 INFO L218 hiAutomatonCegarLoop]: Abstraction has 672 states and 1878 transitions. [2024-02-09 23:18:32,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states and 1878 transitions. [2024-02-09 23:18:32,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 555. [2024-02-09 23:18:32,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 555 states, 555 states have (on average 2.78018018018018) internal successors, (1543), 554 states have internal predecessors, (1543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:18:32,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1543 transitions. [2024-02-09 23:18:32,294 INFO L240 hiAutomatonCegarLoop]: Abstraction has 555 states and 1543 transitions. [2024-02-09 23:18:32,294 INFO L428 stractBuchiCegarLoop]: Abstraction has 555 states and 1543 transitions. [2024-02-09 23:18:32,294 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-02-09 23:18:32,294 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 555 states and 1543 transitions. [2024-02-09 23:18:32,299 INFO L131 ngComponentsAnalysis]: Automaton has 43 accepting balls. 215 [2024-02-09 23:18:32,299 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-09 23:18:32,299 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-09 23:18:32,301 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] [2024-02-09 23:18:32,301 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-02-09 23:18:32,303 INFO L748 eck$LassoCheckResult]: Stem: 3934#[$Ultimate##0]don't care [183] $Ultimate##0-->L-1: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] 3936#[L-1]don't care [188] L-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 3734#[L21]don't care [182] L21-->L21-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] 3736#[L21-1]don't care [200] L21-1-->L21-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] 3978#[L21-2]don't care [198] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] 3980#[L21-3]don't care [167] L21-3-->L21-4: Formula: (and (= (select |v_#length_2| 2) 25) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] 3514#[L21-4]don't care [223] L21-4-->L38: Formula: (= 0 v_~N1~0_3) InVars {} OutVars{~N1~0=v_~N1~0_3} AuxVars[] AssignedVars[~N1~0] 3516#[L38]don't care [224] L38-->L38-1: Formula: (= 0 v_~N2~0_3) InVars {} OutVars{~N2~0=v_~N2~0_3} AuxVars[] AssignedVars[~N2~0] 3994#[L38-1]don't care [168] L38-1-->L-1-1: Formula: (= v_~counter~0_6 0) InVars {} OutVars{~counter~0=v_~counter~0_6} AuxVars[] AssignedVars[~counter~0] 4004#[L-1-1]don't care [209] L-1-1-->L-1-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 4018#[L-1-2]don't care [213] L-1-2-->L62: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_2|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_2|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_2|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_2|, ULTIMATE.start_main_#t~mem12#1=|v_ULTIMATE.start_main_#t~mem12#1_2|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_2|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_2|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_2|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~mem11#1, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_#t~mem12#1, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base] 4024#[L62]don't care [217] L62-->L62-1: Formula: (and (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t1~0#1.base_3| 1) |v_#valid_4|) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) 0) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t1~0#1.base_3| 4)) (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_3| 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_3| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_3|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] 3984#[L62-1]don't care [203] L62-1-->L62-2: Formula: (and (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_3|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2~0#1.base_3|) 0) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_3| 0)) (= (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2~0#1.base_3| 1) |v_#valid_6|) (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2~0#1.base_3| 4)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2~0#1.base_3|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_3|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_3|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] 3924#[L62-2]don't care [181] L62-2-->L64: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5#1] 3898#[L64]don't care [169] L64-->L64-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet5#1_4| v_~N1~0_4) InVars {ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_4|} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_4|, ~N1~0=v_~N1~0_4} AuxVars[] AssignedVars[~N1~0] 3900#[L64-1]don't care [211] L64-1-->L65: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5#1] 4020#[L65]don't care [229] L65-->L65-1: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] 3430#[L65-1]don't care [206] L65-1-->L65-2: Formula: (= |v_ULTIMATE.start_main_#t~nondet6#1_4| v_~N2~0_4) InVars {ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_4|} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_4|, ~N2~0=v_~N2~0_4} AuxVars[] AssignedVars[~N2~0] 3432#[L65-2]don't care [187] L65-2-->L67: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] 3958#[L67]don't care [204] L67-->L67-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (ite (and (<= 0 v_~N1~0_5) (<= 0 v_~N2~0_5)) 1 0)) InVars {~N1~0=v_~N1~0_5, ~N2~0=v_~N2~0_5} OutVars{~N1~0=v_~N1~0_5, ~N2~0=v_~N2~0_5, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] 3696#[L67-1]don't care [174] L67-1-->L34: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 3698#[L34]don't care [177] L34-->L35: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 3918#[L35]don't care [202] L35-->L34-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] 4014#[L34-1]don't care [196] L34-1-->L67-2: 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] 3882#[L67-2]don't care [161] L67-2-->L70: Formula: true InVars {} OutVars{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] 3532#[L70]don't care [227] L70-->L70-1: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_3| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 3534#[L70-1]don't care [178] L70-1-->L70-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 3914#[L70-2]don't care [176] L70-2-->L70-3: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_4|) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t1~0#1.base_4| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t1~0#1.base_4|) |v_ULTIMATE.start_main_~#t1~0#1.offset_4| |v_ULTIMATE.start_main_#t~pre7#1_4|)) |v_#memory_int_3|) (= (select |v_#valid_8| |v_ULTIMATE.start_main_~#t1~0#1.base_4|) 1) (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_4| 4) (select |v_#length_7| |v_ULTIMATE.start_main_~#t1~0#1.base_4|))) InVars {#valid=|v_#valid_8|, #memory_int=|v_#memory_int_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|, #length=|v_#length_7|, 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|} OutVars{#valid=|v_#valid_8|, #memory_int=|v_#memory_int_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|, #length=|v_#length_7|, 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|} AuxVars[] AssignedVars[#memory_int] 3916#[L70-3]don't care [258] L70-3-->$Ultimate##0: Formula: (and (= |v_ULTIMATE.start_main_#t~pre7#1_7| v_thread1Thread1of1ForFork1_thidvar0_2) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_7|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_14, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_7|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 3884#[$Ultimate##0, L70-4]don't care [163] L70-4-->L70-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 3886#[$Ultimate##0, L70-5]don't care [205] L70-5-->L71: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] 3442#[$Ultimate##0, L71]don't care [151] L71-->L71-1: Formula: (= |v_ULTIMATE.start_main_#t~pre9#1_3| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre9#1] 3012#[$Ultimate##0, L71-1]don't care [172] L71-1-->L71-2: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] 3016#[$Ultimate##0, L71-2]don't care [212] L71-2-->L71-3: Formula: (and (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2~0#1.base_4|) 1) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_4|) (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2~0#1.base_4| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2~0#1.base_4|) |v_ULTIMATE.start_main_~#t2~0#1.offset_4| |v_ULTIMATE.start_main_#t~pre9#1_4|)) |v_#memory_int_5|) (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_4|) (select |v_#length_8| |v_ULTIMATE.start_main_~#t2~0#1.base_4|))) InVars {ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_4|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_4|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_6|, #length=|v_#length_8|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_4|} OutVars{ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_4|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_4|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_5|, #length=|v_#length_8|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_4|} AuxVars[] AssignedVars[#memory_int] 3804#[$Ultimate##0, L71-3]don't care [255] L71-3-->$Ultimate##0: Formula: (and (= v_thread2Thread1of1ForFork0_thidvar2_2 0) (= |v_ULTIMATE.start_main_#t~pre9#1_7| v_thread2Thread1of1ForFork0_thidvar0_2) (= v_thread2Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_7|} OutVars{thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork0_#res#1.base=|v_thread2Thread1of1ForFork0_#res#1.base_4|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_7|, thread2Thread1of1ForFork0_#res#1.offset=|v_thread2Thread1of1ForFork0_#res#1.offset_4|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork0_thidvar2=v_thread2Thread1of1ForFork0_thidvar2_2, thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_2, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_14|, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_2, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_8|, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_#res#1.base, thread2Thread1of1ForFork0_#res#1.offset, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_thidvar2, thread2Thread1of1ForFork0_thidvar1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_thidvar0, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 3680#[L71-4, $Ultimate##0, $Ultimate##0]don't care [242] $Ultimate##0-->L51-4: Formula: (= |v_thread2Thread1of1ForFork0_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_~i~1#1] 3018#[L71-4, L51-4, $Ultimate##0]don't care [2024-02-09 23:18:32,303 INFO L750 eck$LassoCheckResult]: Loop: 3018#[L71-4, L51-4, $Ultimate##0]don't care [243] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork0_~i~1#1_3| v_~N2~0_2) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_3|, ~N2~0=v_~N2~0_2} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_3|, ~N2~0=v_~N2~0_2} AuxVars[] AssignedVars[] 3020#[L71-4, L52, $Ultimate##0]don't care [246] L52-->L55: Formula: (and (not (= (ite (< 0 v_~counter~0_35) 1 0) 0)) (= (+ v_~counter~0_34 1) v_~counter~0_35)) InVars {~counter~0=v_~counter~0_35} OutVars{thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_1|, ~counter~0=v_~counter~0_34, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_1|, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_1|} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_#t~post4#1] 3906#[L71-4, L55, $Ultimate##0]don't care [248] L55-->L51-2: Formula: (= |v_thread2Thread1of1ForFork0_~i~1#1_9| |v_thread2Thread1of1ForFork0_#t~post3#1_1|) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_9|} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_9|, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_#t~post3#1] 3910#[L71-4, L51-2, $Ultimate##0]don't care [250] L51-2-->L51-3: Formula: (= (+ |v_thread2Thread1of1ForFork0_#t~post3#1_3| 1) |v_thread2Thread1of1ForFork0_~i~1#1_11|) InVars {thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_3|} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_11|, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_3|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_~i~1#1] 3926#[L71-4, L51-3, $Ultimate##0]don't care [252] L51-3-->L51-4: Formula: true InVars {} OutVars{thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_5|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_#t~post3#1] 3018#[L71-4, L51-4, $Ultimate##0]don't care [2024-02-09 23:18:32,307 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:32,307 INFO L85 PathProgramCache]: Analyzing trace with hash 1509745528, now seen corresponding path program 1 times [2024-02-09 23:18:32,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:18:32,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732760990] [2024-02-09 23:18:32,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:18:32,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:18:32,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:32,348 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:18:32,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:32,370 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:18:32,371 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:32,371 INFO L85 PathProgramCache]: Analyzing trace with hash 260619670, now seen corresponding path program 1 times [2024-02-09 23:18:32,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:18:32,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626712102] [2024-02-09 23:18:32,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:18:32,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:18:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:32,377 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:18:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:32,381 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:18:32,382 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:32,382 INFO L85 PathProgramCache]: Analyzing trace with hash -1171100545, now seen corresponding path program 1 times [2024-02-09 23:18:32,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:18:32,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21674606] [2024-02-09 23:18:32,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:18:32,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:18:32,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:18:32,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-09 23:18:32,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-09 23:18:32,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21674606] [2024-02-09 23:18:32,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21674606] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-09 23:18:32,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-09 23:18:32,526 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-02-09 23:18:32,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839084981] [2024-02-09 23:18:32,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-09 23:18:32,553 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:18:32,554 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:18:32,554 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:18:32,554 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:18:32,554 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2024-02-09 23:18:32,554 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:32,554 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:18:32,554 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:18:32,554 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration2_Loop [2024-02-09 23:18:32,554 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:18:32,554 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:18:32,556 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,558 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,561 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,563 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,565 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,570 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,573 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,578 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,580 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,582 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,669 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:18:32,669 INFO L404 LassoAnalysis]: Checking for nontermination... [2024-02-09 23:18:32,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:32,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:32,670 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:32,683 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-02-09 23:18:32,694 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:32,694 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:32,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-02-09 23:18:32,712 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:32,713 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork0_#t~post4#1=0} Honda state: {thread2Thread1of1ForFork0_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:32,720 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:32,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:32,720 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:32,721 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:32,728 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:32,728 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:32,744 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-02-09 23:18:32,748 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:32,749 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_3=-1} Honda state: {v_rep#funAddr~thread1.base_3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:32,756 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:32,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:32,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:32,758 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:32,764 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:32,764 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:32,768 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-02-09 23:18:32,805 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:32,805 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_3=-1} Honda state: {v_rep#funAddr~thread2.base_3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:32,812 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:32,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:32,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:32,813 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:32,821 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:32,821 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:32,830 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-02-09 23:18:32,840 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:32,841 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=0} Honda state: {thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:32,847 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:32,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:32,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:32,849 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:32,853 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:32,853 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:32,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-02-09 23:18:32,879 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:32,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:32,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:32,881 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:32,887 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-02-09 23:18:32,888 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:32,905 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-02-09 23:18:32,920 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-02-09 23:18:32,927 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:32,928 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:18:32,928 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:18:32,928 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:18:32,928 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:18:32,928 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-09 23:18:32,928 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:32,928 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:18:32,928 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:18:32,928 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration2_Loop [2024-02-09 23:18:32,928 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:18:32,928 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:18:32,930 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,933 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,936 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,939 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,942 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,946 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,949 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,953 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,955 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:32,957 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,028 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:18:33,028 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-09 23:18:33,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,031 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:33,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:33,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:33,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:18:33,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:33,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:33,053 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:33,057 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:18:33,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:18:33,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-02-09 23:18:33,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:33,079 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:33,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,081 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:33,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-02-09 23:18:33,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:33,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:33,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:33,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:33,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:33,096 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:33,096 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:33,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:33,118 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:33,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,119 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:33,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-02-09 23:18:33,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:33,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:33,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:33,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:33,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:33,136 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:33,136 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:33,164 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:33,170 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:33,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,171 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:33,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:33,186 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:33,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:18:33,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:33,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:33,186 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:33,187 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:18:33,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:18:33,192 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-02-09 23:18:33,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:33,206 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-02-09 23:18:33,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,208 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:33,214 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:33,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:33,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:18:33,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:33,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:33,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:33,224 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:18:33,225 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:18:33,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-02-09 23:18:33,233 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-09 23:18:33,236 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-02-09 23:18:33,236 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-02-09 23:18:33,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,238 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:33,247 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-09 23:18:33,248 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-02-09 23:18:33,248 INFO L513 LassoAnalysis]: Proved termination. [2024-02-09 23:18:33,248 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~counter~0) = 1*~counter~0 Supporting invariants [] [2024-02-09 23:18:33,252 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-02-09 23:18:33,256 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:33,257 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-09 23:18:33,269 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:33,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:18:33,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-09 23:18:33,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:18:33,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:18:33,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-09 23:18:33,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:18:33,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-09 23:18:33,398 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-02-09 23:18:33,399 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 555 states and 1543 transitions. cyclomatic complexity: 1045 Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 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) [2024-02-09 23:18:33,443 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 555 states and 1543 transitions. cyclomatic complexity: 1045. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 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 1626 states and 4779 transitions. Complement of second has 5 states. [2024-02-09 23:18:33,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-02-09 23:18:33,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 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) [2024-02-09 23:18:33,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 89 transitions. [2024-02-09 23:18:33,444 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 89 transitions. Stem has 36 letters. Loop has 5 letters. [2024-02-09 23:18:33,445 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:33,445 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 89 transitions. Stem has 41 letters. Loop has 5 letters. [2024-02-09 23:18:33,448 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:33,448 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 89 transitions. Stem has 36 letters. Loop has 10 letters. [2024-02-09 23:18:33,448 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:33,448 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1626 states and 4779 transitions. [2024-02-09 23:18:33,469 INFO L131 ngComponentsAnalysis]: Automaton has 39 accepting balls. 195 [2024-02-09 23:18:33,482 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1626 states to 1138 states and 3408 transitions. [2024-02-09 23:18:33,482 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 427 [2024-02-09 23:18:33,484 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 495 [2024-02-09 23:18:33,484 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1138 states and 3408 transitions. [2024-02-09 23:18:33,484 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-02-09 23:18:33,485 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1138 states and 3408 transitions. [2024-02-09 23:18:33,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1138 states and 3408 transitions. [2024-02-09 23:18:33,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1138 to 1006. [2024-02-09 23:18:33,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1006 states, 1006 states have (on average 3.0467196819085487) internal successors, (3065), 1005 states have internal predecessors, (3065), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:18:33,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 1006 states and 3065 transitions. [2024-02-09 23:18:33,516 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1006 states and 3065 transitions. [2024-02-09 23:18:33,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-09 23:18:33,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-09 23:18:33,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-09 23:18:33,521 INFO L87 Difference]: Start difference. First operand 1006 states and 3065 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 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) [2024-02-09 23:18:33,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-02-09 23:18:33,548 INFO L93 Difference]: Finished difference Result 1064 states and 3085 transitions. [2024-02-09 23:18:33,549 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1064 states and 3085 transitions. [2024-02-09 23:18:33,558 INFO L131 ngComponentsAnalysis]: Automaton has 39 accepting balls. 195 [2024-02-09 23:18:33,568 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1064 states to 1019 states and 2937 transitions. [2024-02-09 23:18:33,568 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 447 [2024-02-09 23:18:33,570 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 447 [2024-02-09 23:18:33,570 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1019 states and 2937 transitions. [2024-02-09 23:18:33,571 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-02-09 23:18:33,571 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1019 states and 2937 transitions. [2024-02-09 23:18:33,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1019 states and 2937 transitions. [2024-02-09 23:18:33,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1019 to 973. [2024-02-09 23:18:33,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 973 states, 973 states have (on average 2.905447070914697) internal successors, (2827), 972 states have internal predecessors, (2827), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:18:33,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 973 states and 2827 transitions. [2024-02-09 23:18:33,594 INFO L240 hiAutomatonCegarLoop]: Abstraction has 973 states and 2827 transitions. [2024-02-09 23:18:33,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-09 23:18:33,596 INFO L428 stractBuchiCegarLoop]: Abstraction has 973 states and 2827 transitions. [2024-02-09 23:18:33,596 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-02-09 23:18:33,596 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 973 states and 2827 transitions. [2024-02-09 23:18:33,602 INFO L131 ngComponentsAnalysis]: Automaton has 39 accepting balls. 195 [2024-02-09 23:18:33,602 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-09 23:18:33,602 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-09 23:18:33,606 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] [2024-02-09 23:18:33,607 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-02-09 23:18:33,608 INFO L748 eck$LassoCheckResult]: Stem: 9774#[$Ultimate##0]don't care [183] $Ultimate##0-->L-1: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] 9776#[L-1]don't care [188] L-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 9574#[L21]don't care [182] L21-->L21-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] 9576#[L21-1]don't care [200] L21-1-->L21-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] 9856#[L21-2]don't care [198] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] 9858#[L21-3]don't care [167] L21-3-->L21-4: Formula: (and (= (select |v_#length_2| 2) 25) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] 9378#[L21-4]don't care [223] L21-4-->L38: Formula: (= 0 v_~N1~0_3) InVars {} OutVars{~N1~0=v_~N1~0_3} AuxVars[] AssignedVars[~N1~0] 9380#[L38]don't care [224] L38-->L38-1: Formula: (= 0 v_~N2~0_3) InVars {} OutVars{~N2~0=v_~N2~0_3} AuxVars[] AssignedVars[~N2~0] 9900#[L38-1]don't care [168] L38-1-->L-1-1: Formula: (= v_~counter~0_6 0) InVars {} OutVars{~counter~0=v_~counter~0_6} AuxVars[] AssignedVars[~counter~0] 9910#[L-1-1]don't care [209] L-1-1-->L-1-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 9984#[L-1-2]don't care [213] L-1-2-->L62: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_2|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_2|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_2|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_2|, ULTIMATE.start_main_#t~mem12#1=|v_ULTIMATE.start_main_#t~mem12#1_2|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_2|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_2|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_2|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~mem11#1, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_#t~mem12#1, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base] 9992#[L62]don't care [217] L62-->L62-1: Formula: (and (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t1~0#1.base_3| 1) |v_#valid_4|) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) 0) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t1~0#1.base_3| 4)) (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_3| 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_3| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_3|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] 9862#[L62-1]don't care [203] L62-1-->L62-2: Formula: (and (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_3|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2~0#1.base_3|) 0) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_3| 0)) (= (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2~0#1.base_3| 1) |v_#valid_6|) (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2~0#1.base_3| 4)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2~0#1.base_3|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_3|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_3|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] 9768#[L62-2]don't care [181] L62-2-->L64: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5#1] 9744#[L64]don't care [169] L64-->L64-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet5#1_4| v_~N1~0_4) InVars {ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_4|} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_4|, ~N1~0=v_~N1~0_4} AuxVars[] AssignedVars[~N1~0] 9746#[L64-1]don't care [211] L64-1-->L65: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5#1] 9986#[L65]don't care [229] L65-->L65-1: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] 9304#[L65-1]don't care [206] L65-1-->L65-2: Formula: (= |v_ULTIMATE.start_main_#t~nondet6#1_4| v_~N2~0_4) InVars {ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_4|} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_4|, ~N2~0=v_~N2~0_4} AuxVars[] AssignedVars[~N2~0] 9306#[L65-2]don't care [187] L65-2-->L67: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] 9810#[L67]don't care [204] L67-->L67-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (ite (and (<= 0 v_~N1~0_5) (<= 0 v_~N2~0_5)) 1 0)) InVars {~N1~0=v_~N1~0_5, ~N2~0=v_~N2~0_5} OutVars{~N1~0=v_~N1~0_5, ~N2~0=v_~N2~0_5, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] 9540#[L67-1]don't care [174] L67-1-->L34: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 9542#[L34]don't care [177] L34-->L35: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 9766#[L35]don't care [202] L35-->L34-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] 9956#[L34-1]don't care [196] L34-1-->L67-2: 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] 9724#[L67-2]don't care [161] L67-2-->L70: Formula: true InVars {} OutVars{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] 9396#[L70]don't care [227] L70-->L70-1: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_3| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 9398#[L70-1]don't care [178] L70-1-->L70-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 9758#[L70-2]don't care [176] L70-2-->L70-3: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_4|) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t1~0#1.base_4| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t1~0#1.base_4|) |v_ULTIMATE.start_main_~#t1~0#1.offset_4| |v_ULTIMATE.start_main_#t~pre7#1_4|)) |v_#memory_int_3|) (= (select |v_#valid_8| |v_ULTIMATE.start_main_~#t1~0#1.base_4|) 1) (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_4| 4) (select |v_#length_7| |v_ULTIMATE.start_main_~#t1~0#1.base_4|))) InVars {#valid=|v_#valid_8|, #memory_int=|v_#memory_int_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|, #length=|v_#length_7|, 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|} OutVars{#valid=|v_#valid_8|, #memory_int=|v_#memory_int_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|, #length=|v_#length_7|, 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|} AuxVars[] AssignedVars[#memory_int] 9760#[L70-3]don't care [258] L70-3-->$Ultimate##0: Formula: (and (= |v_ULTIMATE.start_main_#t~pre7#1_7| v_thread1Thread1of1ForFork1_thidvar0_2) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_7|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_14, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_7|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 9726#[$Ultimate##0, L70-4]don't care [163] L70-4-->L70-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 9728#[$Ultimate##0, L70-5]don't care [231] $Ultimate##0-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 9988#[L41-4, L70-5]don't care [232] L41-4-->L42: Formula: (< v_thread1Thread1of1ForFork1_~i~0_3 v_~N1~0_2) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N1~0=v_~N1~0_2} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N1~0=v_~N1~0_2} AuxVars[] AssignedVars[] 9432#[L42, L70-5]don't care [205] L70-5-->L71: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] 9006#[L42, L71]don't care [151] L71-->L71-1: Formula: (= |v_ULTIMATE.start_main_#t~pre9#1_3| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre9#1] 9008#[L42, L71-1]don't care [172] L71-1-->L71-2: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] 9770#[L42, L71-2]don't care [212] L71-2-->L71-3: Formula: (and (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2~0#1.base_4|) 1) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_4|) (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2~0#1.base_4| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2~0#1.base_4|) |v_ULTIMATE.start_main_~#t2~0#1.offset_4| |v_ULTIMATE.start_main_#t~pre9#1_4|)) |v_#memory_int_5|) (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_4|) (select |v_#length_8| |v_ULTIMATE.start_main_~#t2~0#1.base_4|))) InVars {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_4|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_6|, #length=|v_#length_8|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_4|} OutVars{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_4|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_5|, #length=|v_#length_8|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_4|} AuxVars[] AssignedVars[#memory_int] 9254#[L42, L71-3]don't care [255] L71-3-->$Ultimate##0: Formula: (and (= v_thread2Thread1of1ForFork0_thidvar2_2 0) (= |v_ULTIMATE.start_main_#t~pre9#1_7| v_thread2Thread1of1ForFork0_thidvar0_2) (= v_thread2Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_7|} OutVars{thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork0_#res#1.base=|v_thread2Thread1of1ForFork0_#res#1.base_4|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_7|, thread2Thread1of1ForFork0_#res#1.offset=|v_thread2Thread1of1ForFork0_#res#1.offset_4|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork0_thidvar2=v_thread2Thread1of1ForFork0_thidvar2_2, thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_2, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_14|, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_2, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_8|, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_#res#1.base, thread2Thread1of1ForFork0_#res#1.offset, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_thidvar2, thread2Thread1of1ForFork0_thidvar1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_thidvar0, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 9220#[L42, L71-4, $Ultimate##0]don't care [242] $Ultimate##0-->L51-4: Formula: (= |v_thread2Thread1of1ForFork0_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_~i~1#1] 9224#[L42, L71-4, L51-4]don't care [235] L42-->L44: Formula: (= (+ v_~counter~0_13 1) v_~counter~0_12) InVars {~counter~0=v_~counter~0_13} OutVars{~counter~0=v_~counter~0_12, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_1|} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post2] 9326#[L71-4, L44, L51-4]don't care [2024-02-09 23:18:33,608 INFO L750 eck$LassoCheckResult]: Loop: 9326#[L71-4, L44, L51-4]don't care [243] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork0_~i~1#1_3| v_~N2~0_2) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_3|, ~N2~0=v_~N2~0_2} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_3|, ~N2~0=v_~N2~0_2} AuxVars[] AssignedVars[] 9350#[L71-4, L44, L52]don't care [246] L52-->L55: Formula: (and (not (= (ite (< 0 v_~counter~0_35) 1 0) 0)) (= (+ v_~counter~0_34 1) v_~counter~0_35)) InVars {~counter~0=v_~counter~0_35} OutVars{thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_1|, ~counter~0=v_~counter~0_34, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_1|, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_1|} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_#t~post4#1] 9030#[L71-4, L55, L44]don't care [248] L55-->L51-2: Formula: (= |v_thread2Thread1of1ForFork0_~i~1#1_9| |v_thread2Thread1of1ForFork0_#t~post3#1_1|) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_9|} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_9|, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_#t~post3#1] 9034#[L71-4, L44, L51-2]don't care [250] L51-2-->L51-3: Formula: (= (+ |v_thread2Thread1of1ForFork0_#t~post3#1_3| 1) |v_thread2Thread1of1ForFork0_~i~1#1_11|) InVars {thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_3|} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_11|, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_3|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_~i~1#1] 9324#[L71-4, L51-3, L44]don't care [252] L51-3-->L51-4: Formula: true InVars {} OutVars{thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_5|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_#t~post3#1] 9326#[L71-4, L44, L51-4]don't care [2024-02-09 23:18:33,608 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:33,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1310187826, now seen corresponding path program 1 times [2024-02-09 23:18:33,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:18:33,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361170978] [2024-02-09 23:18:33,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:18:33,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:18:33,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:33,631 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:18:33,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:33,644 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:18:33,644 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:33,644 INFO L85 PathProgramCache]: Analyzing trace with hash 260619670, now seen corresponding path program 2 times [2024-02-09 23:18:33,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:18:33,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286644646] [2024-02-09 23:18:33,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:18:33,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:18:33,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:33,652 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:18:33,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:33,656 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:18:33,656 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:33,656 INFO L85 PathProgramCache]: Analyzing trace with hash 1037234949, now seen corresponding path program 1 times [2024-02-09 23:18:33,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:18:33,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807370618] [2024-02-09 23:18:33,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:18:33,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:18:33,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:33,682 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:18:33,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:33,696 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:18:33,721 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:18:33,721 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:18:33,722 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:18:33,722 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:18:33,722 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2024-02-09 23:18:33,722 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,722 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:18:33,722 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:18:33,722 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration3_Loop [2024-02-09 23:18:33,722 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:18:33,722 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:18:33,724 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,727 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,731 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,734 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,735 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,738 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,742 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,745 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,746 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,748 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,804 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:18:33,804 INFO L404 LassoAnalysis]: Checking for nontermination... [2024-02-09 23:18:33,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,809 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:33,817 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:33,818 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:33,832 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-02-09 23:18:33,838 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:33,839 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_5=-1} Honda state: {v_rep#funAddr~thread1.base_5=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:33,842 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-02-09 23:18:33,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,843 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:33,846 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:33,846 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:33,848 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-02-09 23:18:33,856 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-02-09 23:18:33,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:33,858 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:33,859 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-02-09 23:18:33,860 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-02-09 23:18:33,860 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:33,971 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-02-09 23:18:33,975 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-02-09 23:18:33,975 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:18:33,975 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:18:33,975 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:18:33,975 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:18:33,975 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-09 23:18:33,976 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:33,976 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:18:33,976 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:18:33,976 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration3_Loop [2024-02-09 23:18:33,976 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:18:33,976 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:18:33,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,981 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,983 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,986 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,992 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,994 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:33,999 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:34,002 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:34,004 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:34,006 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:34,098 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:34,099 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:18:34,099 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-09 23:18:34,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:34,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:34,100 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:34,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:34,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:34,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:34,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:34,117 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:34,120 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:34,120 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:34,123 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-02-09 23:18:34,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:34,143 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:34,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:34,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:34,149 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:34,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:34,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:34,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:18:34,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:34,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:34,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:34,161 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:18:34,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:18:34,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-02-09 23:18:34,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:34,176 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:34,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:34,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:34,178 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:34,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:34,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:34,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:34,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:34,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:34,191 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:34,191 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:34,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-02-09 23:18:34,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:34,210 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:34,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:34,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:34,212 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:34,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:34,219 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-02-09 23:18:34,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:34,222 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:18:34,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:34,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:34,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:34,224 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:18:34,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:18:34,225 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-09 23:18:34,228 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-02-09 23:18:34,228 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-02-09 23:18:34,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:34,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:34,229 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:34,231 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-02-09 23:18:34,231 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-09 23:18:34,231 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-02-09 23:18:34,231 INFO L513 LassoAnalysis]: Proved termination. [2024-02-09 23:18:34,232 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N2~0, thread2Thread1of1ForFork0_~i~1#1) = 1*~N2~0 - 1*thread2Thread1of1ForFork0_~i~1#1 Supporting invariants [] [2024-02-09 23:18:34,239 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:34,239 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-09 23:18:34,251 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:34,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:18:34,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-09 23:18:34,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:18:34,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:18:34,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2024-02-09 23:18:34,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:18:34,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-09 23:18:34,390 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2024-02-09 23:18:34,390 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 973 states and 2827 transitions. cyclomatic complexity: 1939 Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:18:34,483 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 973 states and 2827 transitions. cyclomatic complexity: 1939. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 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 2379 states and 6758 transitions. Complement of second has 9 states. [2024-02-09 23:18:34,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-02-09 23:18:34,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:18:34,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 123 transitions. [2024-02-09 23:18:34,488 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 123 transitions. Stem has 39 letters. Loop has 5 letters. [2024-02-09 23:18:34,490 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:34,490 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 123 transitions. Stem has 44 letters. Loop has 5 letters. [2024-02-09 23:18:34,490 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:34,490 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 123 transitions. Stem has 39 letters. Loop has 10 letters. [2024-02-09 23:18:34,490 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:34,490 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2379 states and 6758 transitions. [2024-02-09 23:18:34,514 INFO L131 ngComponentsAnalysis]: Automaton has 39 accepting balls. 195 [2024-02-09 23:18:34,524 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2379 states to 1255 states and 3590 transitions. [2024-02-09 23:18:34,525 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 571 [2024-02-09 23:18:34,526 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 582 [2024-02-09 23:18:34,526 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1255 states and 3590 transitions. [2024-02-09 23:18:34,526 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-02-09 23:18:34,526 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1255 states and 3590 transitions. [2024-02-09 23:18:34,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1255 states and 3590 transitions. [2024-02-09 23:18:34,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1255 to 989. [2024-02-09 23:18:34,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 989 states, 989 states have (on average 2.8948432760364002) internal successors, (2863), 988 states have internal predecessors, (2863), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:18:34,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 989 states and 2863 transitions. [2024-02-09 23:18:34,551 INFO L240 hiAutomatonCegarLoop]: Abstraction has 989 states and 2863 transitions. [2024-02-09 23:18:34,552 INFO L428 stractBuchiCegarLoop]: Abstraction has 989 states and 2863 transitions. [2024-02-09 23:18:34,552 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-02-09 23:18:34,552 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 989 states and 2863 transitions. [2024-02-09 23:18:34,558 INFO L131 ngComponentsAnalysis]: Automaton has 39 accepting balls. 195 [2024-02-09 23:18:34,558 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-09 23:18:34,558 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-09 23:18:34,559 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] [2024-02-09 23:18:34,559 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-02-09 23:18:34,560 INFO L748 eck$LassoCheckResult]: Stem: 14356#[$Ultimate##0]don't care [183] $Ultimate##0-->L-1: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] 14358#[L-1]don't care [188] L-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 14090#[L21]don't care [182] L21-->L21-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] 14092#[L21-1]don't care [200] L21-1-->L21-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] 14438#[L21-2]don't care [198] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] 14440#[L21-3]don't care [167] L21-3-->L21-4: Formula: (and (= (select |v_#length_2| 2) 25) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] 13886#[L21-4]don't care [223] L21-4-->L38: Formula: (= 0 v_~N1~0_3) InVars {} OutVars{~N1~0=v_~N1~0_3} AuxVars[] AssignedVars[~N1~0] 13888#[L38]don't care [224] L38-->L38-1: Formula: (= 0 v_~N2~0_3) InVars {} OutVars{~N2~0=v_~N2~0_3} AuxVars[] AssignedVars[~N2~0] 14480#[L38-1]don't care [168] L38-1-->L-1-1: Formula: (= v_~counter~0_6 0) InVars {} OutVars{~counter~0=v_~counter~0_6} AuxVars[] AssignedVars[~counter~0] 14506#[L-1-1]don't care [209] L-1-1-->L-1-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 14608#[L-1-2]don't care [213] L-1-2-->L62: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_2|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_2|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_2|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_2|, ULTIMATE.start_main_#t~mem12#1=|v_ULTIMATE.start_main_#t~mem12#1_2|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_2|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_2|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_2|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~mem11#1, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_#t~mem12#1, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base] 14616#[L62]don't care [217] L62-->L62-1: Formula: (and (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t1~0#1.base_3| 1) |v_#valid_4|) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) 0) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t1~0#1.base_3| 4)) (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_3| 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_3| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_3|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] 14446#[L62-1]don't care [203] L62-1-->L62-2: Formula: (and (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_3|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2~0#1.base_3|) 0) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_3| 0)) (= (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2~0#1.base_3| 1) |v_#valid_6|) (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2~0#1.base_3| 4)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2~0#1.base_3|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_3|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_3|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] 14348#[L62-2]don't care [181] L62-2-->L64: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5#1] 14322#[L64]don't care [169] L64-->L64-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet5#1_4| v_~N1~0_4) InVars {ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_4|} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_4|, ~N1~0=v_~N1~0_4} AuxVars[] AssignedVars[~N1~0] 14324#[L64-1]don't care [211] L64-1-->L65: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5#1] 14612#[L65]don't care [229] L65-->L65-1: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] 13810#[L65-1]don't care [206] L65-1-->L65-2: Formula: (= |v_ULTIMATE.start_main_#t~nondet6#1_4| v_~N2~0_4) InVars {ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_4|} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_4|, ~N2~0=v_~N2~0_4} AuxVars[] AssignedVars[~N2~0] 13812#[L65-2]don't care [187] L65-2-->L67: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] 14396#[L67]don't care [204] L67-->L67-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (ite (and (<= 0 v_~N1~0_5) (<= 0 v_~N2~0_5)) 1 0)) InVars {~N1~0=v_~N1~0_5, ~N2~0=v_~N2~0_5} OutVars{~N1~0=v_~N1~0_5, ~N2~0=v_~N2~0_5, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] 14056#[L67-1]don't care [174] L67-1-->L34: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 14058#[L34]don't care [177] L34-->L35: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 14342#[L35]don't care [202] L35-->L34-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] 14560#[L34-1]don't care [196] L34-1-->L67-2: 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] 14296#[L67-2]don't care [161] L67-2-->L70: Formula: true InVars {} OutVars{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] 13904#[L70]don't care [227] L70-->L70-1: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_3| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 13906#[L70-1]don't care [178] L70-1-->L70-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 14338#[L70-2]don't care [176] L70-2-->L70-3: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_4|) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t1~0#1.base_4| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t1~0#1.base_4|) |v_ULTIMATE.start_main_~#t1~0#1.offset_4| |v_ULTIMATE.start_main_#t~pre7#1_4|)) |v_#memory_int_3|) (= (select |v_#valid_8| |v_ULTIMATE.start_main_~#t1~0#1.base_4|) 1) (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_4| 4) (select |v_#length_7| |v_ULTIMATE.start_main_~#t1~0#1.base_4|))) InVars {#valid=|v_#valid_8|, #memory_int=|v_#memory_int_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|, #length=|v_#length_7|, 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|} OutVars{#valid=|v_#valid_8|, #memory_int=|v_#memory_int_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|, #length=|v_#length_7|, 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|} AuxVars[] AssignedVars[#memory_int] 14340#[L70-3]don't care [258] L70-3-->$Ultimate##0: Formula: (and (= |v_ULTIMATE.start_main_#t~pre7#1_7| v_thread1Thread1of1ForFork1_thidvar0_2) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_7|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_14, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_7|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 14302#[$Ultimate##0, L70-4]don't care [163] L70-4-->L70-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 14304#[$Ultimate##0, L70-5]don't care [231] $Ultimate##0-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 14610#[L41-4, L70-5]don't care [232] L41-4-->L42: Formula: (< v_thread1Thread1of1ForFork1_~i~0_3 v_~N1~0_2) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N1~0=v_~N1~0_2} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N1~0=v_~N1~0_2} AuxVars[] AssignedVars[] 14856#[L42, L70-5]don't care [205] L70-5-->L71: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] 14850#[L42, L71]don't care [151] L71-->L71-1: Formula: (= |v_ULTIMATE.start_main_#t~pre9#1_3| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre9#1] 14848#[L42, L71-1]don't care [172] L71-1-->L71-2: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] 14842#[L42, L71-2]don't care [212] L71-2-->L71-3: Formula: (and (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2~0#1.base_4|) 1) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_4|) (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2~0#1.base_4| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2~0#1.base_4|) |v_ULTIMATE.start_main_~#t2~0#1.offset_4| |v_ULTIMATE.start_main_#t~pre9#1_4|)) |v_#memory_int_5|) (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_4|) (select |v_#length_8| |v_ULTIMATE.start_main_~#t2~0#1.base_4|))) InVars {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_4|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_6|, #length=|v_#length_8|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_4|} OutVars{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_4|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_5|, #length=|v_#length_8|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_4|} AuxVars[] AssignedVars[#memory_int] 14840#[L42, L71-3]don't care [255] L71-3-->$Ultimate##0: Formula: (and (= v_thread2Thread1of1ForFork0_thidvar2_2 0) (= |v_ULTIMATE.start_main_#t~pre9#1_7| v_thread2Thread1of1ForFork0_thidvar0_2) (= v_thread2Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_7|} OutVars{thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork0_#res#1.base=|v_thread2Thread1of1ForFork0_#res#1.base_4|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_7|, thread2Thread1of1ForFork0_#res#1.offset=|v_thread2Thread1of1ForFork0_#res#1.offset_4|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork0_thidvar2=v_thread2Thread1of1ForFork0_thidvar2_2, thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_2, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_14|, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_2, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_8|, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_#res#1.base, thread2Thread1of1ForFork0_#res#1.offset, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_thidvar2, thread2Thread1of1ForFork0_thidvar1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_thidvar0, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 14832#[L42, L71-4, $Ultimate##0]don't care [242] $Ultimate##0-->L51-4: Formula: (= |v_thread2Thread1of1ForFork0_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_~i~1#1] 14492#[L42, L71-4, L51-4]don't care [243] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork0_~i~1#1_3| v_~N2~0_2) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_3|, ~N2~0=v_~N2~0_2} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_3|, ~N2~0=v_~N2~0_2} AuxVars[] AssignedVars[] 13854#[L42, L71-4, L52]don't care [235] L42-->L44: Formula: (= (+ v_~counter~0_13 1) v_~counter~0_12) InVars {~counter~0=v_~counter~0_13} OutVars{~counter~0=v_~counter~0_12, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_1|} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post2] 13856#[L71-4, L44, L52]don't care [2024-02-09 23:18:34,561 INFO L750 eck$LassoCheckResult]: Loop: 13856#[L71-4, L44, L52]don't care [246] L52-->L55: Formula: (and (not (= (ite (< 0 v_~counter~0_35) 1 0) 0)) (= (+ v_~counter~0_34 1) v_~counter~0_35)) InVars {~counter~0=v_~counter~0_35} OutVars{thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_1|, ~counter~0=v_~counter~0_34, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_1|, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_1|} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_#t~post4#1] 13518#[L71-4, L55, L44]don't care [248] L55-->L51-2: Formula: (= |v_thread2Thread1of1ForFork0_~i~1#1_9| |v_thread2Thread1of1ForFork0_#t~post3#1_1|) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_9|} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_9|, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_#t~post3#1] 13522#[L71-4, L44, L51-2]don't care [250] L51-2-->L51-3: Formula: (= (+ |v_thread2Thread1of1ForFork0_#t~post3#1_3| 1) |v_thread2Thread1of1ForFork0_~i~1#1_11|) InVars {thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_3|} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_11|, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_3|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_~i~1#1] 13822#[L71-4, L51-3, L44]don't care [252] L51-3-->L51-4: Formula: true InVars {} OutVars{thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_5|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_#t~post3#1] 13824#[L71-4, L44, L51-4]don't care [243] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork0_~i~1#1_3| v_~N2~0_2) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_3|, ~N2~0=v_~N2~0_2} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_3|, ~N2~0=v_~N2~0_2} AuxVars[] AssignedVars[] 13856#[L71-4, L44, L52]don't care [2024-02-09 23:18:34,561 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:34,561 INFO L85 PathProgramCache]: Analyzing trace with hash 1961117425, now seen corresponding path program 1 times [2024-02-09 23:18:34,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:18:34,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503498395] [2024-02-09 23:18:34,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:18:34,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:18:34,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:34,581 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:18:34,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:34,613 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:18:34,614 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:34,614 INFO L85 PathProgramCache]: Analyzing trace with hash 263451790, now seen corresponding path program 3 times [2024-02-09 23:18:34,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:18:34,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239844717] [2024-02-09 23:18:34,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:18:34,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:18:34,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:34,622 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:18:34,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:34,630 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:18:34,630 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:34,630 INFO L85 PathProgramCache]: Analyzing trace with hash 370574238, now seen corresponding path program 2 times [2024-02-09 23:18:34,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:18:34,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779638978] [2024-02-09 23:18:34,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:18:34,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:18:34,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:34,644 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:18:34,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:34,666 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:18:34,698 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:18:34,698 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:18:34,698 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:18:34,698 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:18:34,698 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2024-02-09 23:18:34,698 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:34,698 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:18:34,698 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:18:34,698 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration4_Loop [2024-02-09 23:18:34,698 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:18:34,698 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:18:34,700 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:34,702 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:34,704 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:34,706 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:34,707 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:34,709 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:34,710 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:34,715 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:34,721 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:34,723 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:34,782 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:18:34,782 INFO L404 LassoAnalysis]: Checking for nontermination... [2024-02-09 23:18:34,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:34,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:34,785 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:34,793 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:34,793 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:34,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-02-09 23:18:34,808 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:34,808 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_7=-1} Honda state: {v_rep#funAddr~thread1.base_7=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:34,814 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:34,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:34,814 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:34,815 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:34,820 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:34,820 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:34,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-02-09 23:18:34,833 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:34,833 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_7=-1} Honda state: {v_rep#funAddr~thread2.base_7=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:34,842 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:34,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:34,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:34,843 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:34,846 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-02-09 23:18:34,846 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:34,846 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:34,878 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:34,878 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork0_#t~post4#1=0} Honda state: {thread2Thread1of1ForFork0_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:34,881 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-02-09 23:18:34,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:34,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:34,883 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:34,883 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-02-09 23:18:34,886 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:34,886 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:34,893 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:34,893 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork0_#t~post3#1=0} Honda state: {thread2Thread1of1ForFork0_#t~post3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:34,896 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-02-09 23:18:34,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:34,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:34,897 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:34,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-02-09 23:18:34,899 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:34,899 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:34,907 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:34,907 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=0} Honda state: {thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:34,910 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:34,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:34,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:34,911 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:34,912 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-02-09 23:18:34,913 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:34,913 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:34,921 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:34,921 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=0} Honda state: {thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:34,928 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-02-09 23:18:34,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:34,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:34,930 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:34,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-02-09 23:18:34,934 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:34,934 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:34,944 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-02-09 23:18:34,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:34,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:34,946 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:34,947 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-02-09 23:18:34,948 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-02-09 23:18:34,948 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:35,224 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-02-09 23:18:35,227 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:35,228 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:18:35,228 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:18:35,228 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:18:35,228 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:18:35,228 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-09 23:18:35,228 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:35,228 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:18:35,228 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:18:35,228 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration4_Loop [2024-02-09 23:18:35,228 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:18:35,228 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:18:35,229 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:35,238 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:35,240 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:35,242 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:35,245 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:35,246 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:35,249 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:35,254 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:35,259 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:35,261 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:35,324 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:18:35,324 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-09 23:18:35,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:35,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:35,325 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:35,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:35,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:35,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:35,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:35,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:35,347 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:35,347 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:35,350 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-02-09 23:18:35,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:35,376 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:35,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:35,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:35,377 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:35,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:35,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-02-09 23:18:35,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:35,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:35,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:35,388 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:35,389 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:35,389 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:35,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:35,397 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:35,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:35,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:35,398 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:35,399 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-02-09 23:18:35,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:35,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:35,406 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:18:35,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:35,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:35,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:35,407 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:18:35,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:18:35,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:35,410 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2024-02-09 23:18:35,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:35,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:35,412 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:35,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-02-09 23:18:35,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:35,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:35,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:35,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:35,426 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:35,428 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:35,428 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:35,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:35,433 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:35,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:35,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:35,434 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:35,436 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-02-09 23:18:35,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:35,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:35,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:18:35,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:35,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:35,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:35,444 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:18:35,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:18:35,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:35,456 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:35,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:35,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:35,461 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:35,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:35,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:35,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:18:35,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:35,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:35,475 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:35,475 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:18:35,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:18:35,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-02-09 23:18:35,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:35,498 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:35,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:35,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:35,500 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:35,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:35,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:35,511 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:18:35,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:35,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:35,511 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:35,512 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:18:35,512 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:18:35,514 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-02-09 23:18:35,524 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-09 23:18:35,528 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-02-09 23:18:35,529 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-02-09 23:18:35,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:35,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:35,532 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:35,534 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-09 23:18:35,534 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-02-09 23:18:35,534 INFO L513 LassoAnalysis]: Proved termination. [2024-02-09 23:18:35,534 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N2~0, thread2Thread1of1ForFork0_~i~1#1) = 1*~N2~0 - 1*thread2Thread1of1ForFork0_~i~1#1 Supporting invariants [] [2024-02-09 23:18:35,536 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-02-09 23:18:35,538 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:35,538 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-09 23:18:35,549 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:35,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:18:35,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-09 23:18:35,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:18:35,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:18:35,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2024-02-09 23:18:35,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:18:35,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-09 23:18:35,639 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-02-09 23:18:35,639 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 989 states and 2863 transitions. cyclomatic complexity: 1959 Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:18:35,725 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 989 states and 2863 transitions. cyclomatic complexity: 1959. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 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 1958 states and 5601 transitions. Complement of second has 11 states. [2024-02-09 23:18:35,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2024-02-09 23:18:35,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:18:35,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 134 transitions. [2024-02-09 23:18:35,726 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 134 transitions. Stem has 40 letters. Loop has 5 letters. [2024-02-09 23:18:35,726 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:35,726 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 134 transitions. Stem has 45 letters. Loop has 5 letters. [2024-02-09 23:18:35,727 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:35,727 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 134 transitions. Stem has 40 letters. Loop has 10 letters. [2024-02-09 23:18:35,727 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:35,727 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1958 states and 5601 transitions. [2024-02-09 23:18:35,745 INFO L131 ngComponentsAnalysis]: Automaton has 39 accepting balls. 195 [2024-02-09 23:18:35,753 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1958 states to 976 states and 2799 transitions. [2024-02-09 23:18:35,753 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 398 [2024-02-09 23:18:35,754 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 398 [2024-02-09 23:18:35,754 INFO L73 IsDeterministic]: Start isDeterministic. Operand 976 states and 2799 transitions. [2024-02-09 23:18:35,754 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-02-09 23:18:35,754 INFO L218 hiAutomatonCegarLoop]: Abstraction has 976 states and 2799 transitions. [2024-02-09 23:18:35,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 976 states and 2799 transitions. [2024-02-09 23:18:35,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 976 to 932. [2024-02-09 23:18:35,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 932 states, 932 states have (on average 2.871244635193133) internal successors, (2676), 931 states have internal predecessors, (2676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:18:35,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 2676 transitions. [2024-02-09 23:18:35,777 INFO L240 hiAutomatonCegarLoop]: Abstraction has 932 states and 2676 transitions. [2024-02-09 23:18:35,777 INFO L428 stractBuchiCegarLoop]: Abstraction has 932 states and 2676 transitions. [2024-02-09 23:18:35,778 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-02-09 23:18:35,778 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 932 states and 2676 transitions. [2024-02-09 23:18:35,784 INFO L131 ngComponentsAnalysis]: Automaton has 39 accepting balls. 195 [2024-02-09 23:18:35,784 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-09 23:18:35,784 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-09 23:18:35,785 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 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] [2024-02-09 23:18:35,785 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-02-09 23:18:35,786 INFO L748 eck$LassoCheckResult]: Stem: 18359#[$Ultimate##0]don't care [183] $Ultimate##0-->L-1: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] 18361#[L-1]don't care [188] L-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 18145#[L21]don't care [182] L21-->L21-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] 18147#[L21-1]don't care [200] L21-1-->L21-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] 18433#[L21-2]don't care [198] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] 18435#[L21-3]don't care [167] L21-3-->L21-4: Formula: (and (= (select |v_#length_2| 2) 25) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] 17947#[L21-4]don't care [223] L21-4-->L38: Formula: (= 0 v_~N1~0_3) InVars {} OutVars{~N1~0=v_~N1~0_3} AuxVars[] AssignedVars[~N1~0] 17949#[L38]don't care [224] L38-->L38-1: Formula: (= 0 v_~N2~0_3) InVars {} OutVars{~N2~0=v_~N2~0_3} AuxVars[] AssignedVars[~N2~0] 18467#[L38-1]don't care [168] L38-1-->L-1-1: Formula: (= v_~counter~0_6 0) InVars {} OutVars{~counter~0=v_~counter~0_6} AuxVars[] AssignedVars[~counter~0] 18483#[L-1-1]don't care [209] L-1-1-->L-1-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 18551#[L-1-2]don't care [213] L-1-2-->L62: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_2|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_2|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_2|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_2|, ULTIMATE.start_main_#t~mem12#1=|v_ULTIMATE.start_main_#t~mem12#1_2|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_2|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_2|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_2|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~mem11#1, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_#t~mem12#1, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base] 18555#[L62]don't care [217] L62-->L62-1: Formula: (and (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t1~0#1.base_3| 1) |v_#valid_4|) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) 0) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t1~0#1.base_3| 4)) (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_3| 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_3| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_3|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] 18439#[L62-1]don't care [203] L62-1-->L62-2: Formula: (and (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_3|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2~0#1.base_3|) 0) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_3| 0)) (= (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2~0#1.base_3| 1) |v_#valid_6|) (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2~0#1.base_3| 4)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2~0#1.base_3|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_3|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_3|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] 18357#[L62-2]don't care [181] L62-2-->L64: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5#1] 18339#[L64]don't care [169] L64-->L64-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet5#1_4| v_~N1~0_4) InVars {ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_4|} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_4|, ~N1~0=v_~N1~0_4} AuxVars[] AssignedVars[~N1~0] 18341#[L64-1]don't care [211] L64-1-->L65: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5#1] 18553#[L65]don't care [229] L65-->L65-1: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] 17873#[L65-1]don't care [206] L65-1-->L65-2: Formula: (= |v_ULTIMATE.start_main_#t~nondet6#1_4| v_~N2~0_4) InVars {ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_4|} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_4|, ~N2~0=v_~N2~0_4} AuxVars[] AssignedVars[~N2~0] 17875#[L65-2]don't care [187] L65-2-->L67: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] 18395#[L67]don't care [204] L67-->L67-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (ite (and (<= 0 v_~N1~0_5) (<= 0 v_~N2~0_5)) 1 0)) InVars {~N1~0=v_~N1~0_5, ~N2~0=v_~N2~0_5} OutVars{~N1~0=v_~N1~0_5, ~N2~0=v_~N2~0_5, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] 18109#[L67-1]don't care [174] L67-1-->L34: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 18111#[L34]don't care [177] L34-->L35: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] 18355#[L35]don't care [202] L35-->L34-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] 18519#[L34-1]don't care [196] L34-1-->L67-2: 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] 18321#[L67-2]don't care [161] L67-2-->L70: Formula: true InVars {} OutVars{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] 17965#[L70]don't care [227] L70-->L70-1: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_3| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 17967#[L70-1]don't care [178] L70-1-->L70-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 18351#[L70-2]don't care [176] L70-2-->L70-3: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_4|) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t1~0#1.base_4| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t1~0#1.base_4|) |v_ULTIMATE.start_main_~#t1~0#1.offset_4| |v_ULTIMATE.start_main_#t~pre7#1_4|)) |v_#memory_int_3|) (= (select |v_#valid_8| |v_ULTIMATE.start_main_~#t1~0#1.base_4|) 1) (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_4| 4) (select |v_#length_7| |v_ULTIMATE.start_main_~#t1~0#1.base_4|))) InVars {#valid=|v_#valid_8|, #memory_int=|v_#memory_int_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|, #length=|v_#length_7|, 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|} OutVars{#valid=|v_#valid_8|, #memory_int=|v_#memory_int_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|, #length=|v_#length_7|, 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|} AuxVars[] AssignedVars[#memory_int] 18353#[L70-3]don't care [258] L70-3-->$Ultimate##0: Formula: (and (= |v_ULTIMATE.start_main_#t~pre7#1_7| v_thread1Thread1of1ForFork1_thidvar0_2) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_7|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_14, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_7|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 18325#[$Ultimate##0, L70-4]don't care [163] L70-4-->L70-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] 18327#[$Ultimate##0, L70-5]don't care [231] $Ultimate##0-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 18113#[L41-4, L70-5]don't care [232] L41-4-->L42: Formula: (< v_thread1Thread1of1ForFork1_~i~0_3 v_~N1~0_2) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N1~0=v_~N1~0_2} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N1~0=v_~N1~0_2} AuxVars[] AssignedVars[] 18115#[L42, L70-5]don't care [235] L42-->L44: Formula: (= (+ v_~counter~0_13 1) v_~counter~0_12) InVars {~counter~0=v_~counter~0_13} OutVars{~counter~0=v_~counter~0_12, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_1|} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post2] 17699#[L44, L70-5]don't care [237] L44-->L41-2: Formula: (= |v_thread1Thread1of1ForFork1_#t~post1_1| v_thread1Thread1of1ForFork1_~i~0_9) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_9} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_9, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_1|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1] 17701#[L70-5, L41-2]don't care [205] L70-5-->L71: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] 17853#[L71, L41-2]don't care [151] L71-->L71-1: Formula: (= |v_ULTIMATE.start_main_#t~pre9#1_3| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre9#1] 17855#[L71-1, L41-2]don't care [172] L71-1-->L71-2: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] 17711#[L41-2, L71-2]don't care [212] L71-2-->L71-3: Formula: (and (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2~0#1.base_4|) 1) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_4|) (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2~0#1.base_4| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2~0#1.base_4|) |v_ULTIMATE.start_main_~#t2~0#1.offset_4| |v_ULTIMATE.start_main_#t~pre9#1_4|)) |v_#memory_int_5|) (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_4|) (select |v_#length_8| |v_ULTIMATE.start_main_~#t2~0#1.base_4|))) InVars {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_4|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_6|, #length=|v_#length_8|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_4|} OutVars{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_4|, #valid=|v_#valid_9|, #memory_int=|v_#memory_int_5|, #length=|v_#length_8|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_4|} AuxVars[] AssignedVars[#memory_int] 18201#[L41-2, L71-3]don't care [255] L71-3-->$Ultimate##0: Formula: (and (= v_thread2Thread1of1ForFork0_thidvar2_2 0) (= |v_ULTIMATE.start_main_#t~pre9#1_7| v_thread2Thread1of1ForFork0_thidvar0_2) (= v_thread2Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_7|} OutVars{thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork0_#res#1.base=|v_thread2Thread1of1ForFork0_#res#1.base_4|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_7|, thread2Thread1of1ForFork0_#res#1.offset=|v_thread2Thread1of1ForFork0_#res#1.offset_4|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork0_thidvar2=v_thread2Thread1of1ForFork0_thidvar2_2, thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_2, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_14|, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_2, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_8|, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_#res#1.base, thread2Thread1of1ForFork0_#res#1.offset, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_thidvar2, thread2Thread1of1ForFork0_thidvar1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_thidvar0, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 17637#[L71-4, $Ultimate##0, L41-2]don't care [242] $Ultimate##0-->L51-4: Formula: (= |v_thread2Thread1of1ForFork0_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_~i~1#1] 17641#[L71-4, L41-2, L51-4]don't care [239] L41-2-->L41-3: Formula: (= v_thread1Thread1of1ForFork1_~i~0_11 (+ |v_thread1Thread1of1ForFork1_#t~post1_3| 1)) InVars {thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_3|} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_11, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_3|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 18471#[L71-4, L41-3, L51-4]don't care [241] L41-3-->L41-4: Formula: true InVars {} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1] 17475#[L71-4, L41-4, L51-4]don't care [232] L41-4-->L42: Formula: (< v_thread1Thread1of1ForFork1_~i~0_3 v_~N1~0_2) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N1~0=v_~N1~0_2} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N1~0=v_~N1~0_2} AuxVars[] AssignedVars[] 18195#[L42, L71-4, L51-4]don't care [235] L42-->L44: Formula: (= (+ v_~counter~0_13 1) v_~counter~0_12) InVars {~counter~0=v_~counter~0_13} OutVars{~counter~0=v_~counter~0_12, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_1|} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post2] 17895#[L71-4, L44, L51-4]don't care [2024-02-09 23:18:35,786 INFO L750 eck$LassoCheckResult]: Loop: 17895#[L71-4, L44, L51-4]don't care [243] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork0_~i~1#1_3| v_~N2~0_2) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_3|, ~N2~0=v_~N2~0_2} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_3|, ~N2~0=v_~N2~0_2} AuxVars[] AssignedVars[] 17919#[L71-4, L44, L52]don't care [246] L52-->L55: Formula: (and (not (= (ite (< 0 v_~counter~0_35) 1 0) 0)) (= (+ v_~counter~0_34 1) v_~counter~0_35)) InVars {~counter~0=v_~counter~0_35} OutVars{thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_1|, ~counter~0=v_~counter~0_34, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_1|, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_1|} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_#t~post4#1] 17605#[L71-4, L55, L44]don't care [248] L55-->L51-2: Formula: (= |v_thread2Thread1of1ForFork0_~i~1#1_9| |v_thread2Thread1of1ForFork0_#t~post3#1_1|) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_9|} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_9|, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_#t~post3#1] 17609#[L71-4, L44, L51-2]don't care [250] L51-2-->L51-3: Formula: (= (+ |v_thread2Thread1of1ForFork0_#t~post3#1_3| 1) |v_thread2Thread1of1ForFork0_~i~1#1_11|) InVars {thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_3|} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_11|, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_3|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_~i~1#1] 17893#[L71-4, L51-3, L44]don't care [252] L51-3-->L51-4: Formula: true InVars {} OutVars{thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_5|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_#t~post3#1] 17895#[L71-4, L44, L51-4]don't care [2024-02-09 23:18:35,786 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:35,786 INFO L85 PathProgramCache]: Analyzing trace with hash -1816883552, now seen corresponding path program 1 times [2024-02-09 23:18:35,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:18:35,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650589755] [2024-02-09 23:18:35,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:18:35,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:18:35,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:35,798 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:18:35,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:35,809 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:18:35,809 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:35,809 INFO L85 PathProgramCache]: Analyzing trace with hash 260619670, now seen corresponding path program 4 times [2024-02-09 23:18:35,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:18:35,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153270803] [2024-02-09 23:18:35,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:18:35,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:18:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:35,813 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:18:35,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:35,815 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:18:35,816 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:35,816 INFO L85 PathProgramCache]: Analyzing trace with hash 198146647, now seen corresponding path program 1 times [2024-02-09 23:18:35,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:18:35,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834443384] [2024-02-09 23:18:35,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:18:35,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:18:35,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:35,827 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:18:35,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:18:35,839 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:18:35,859 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:18:35,860 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:18:35,860 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:18:35,860 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:18:35,860 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2024-02-09 23:18:35,860 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:35,860 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:18:35,860 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:18:35,860 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration5_Loop [2024-02-09 23:18:35,860 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:18:35,860 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:18:35,861 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:35,863 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:35,865 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:35,867 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:35,869 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:35,871 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:35,872 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:35,876 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:35,878 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:35,882 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:35,939 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:18:35,940 INFO L404 LassoAnalysis]: Checking for nontermination... [2024-02-09 23:18:35,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:35,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:35,941 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:35,949 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:35,949 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:35,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-02-09 23:18:35,976 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:35,977 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_9=-1} Honda state: {v_rep#funAddr~thread2.base_9=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:35,980 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:35,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:35,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:35,982 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:35,989 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:35,989 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:35,999 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-02-09 23:18:36,006 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:36,007 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork0_#t~post4#1=0} Honda state: {thread2Thread1of1ForFork0_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:36,010 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:36,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:36,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:36,011 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:36,014 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:36,014 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:36,028 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-02-09 23:18:36,032 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:36,032 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_9=1} Honda state: {v_rep#funAddr~thread2.offset_9=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:36,036 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:36,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:36,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:36,038 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:36,041 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:36,041 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:36,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-02-09 23:18:36,067 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:36,067 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_9=0} Honda state: {v_rep#funAddr~thread1.offset_9=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:36,071 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:36,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:36,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:36,072 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:36,075 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:36,075 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:36,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-02-09 23:18:36,104 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:36,105 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=0} Honda state: {thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:36,107 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-02-09 23:18:36,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:36,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:36,109 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:36,111 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-02-09 23:18:36,111 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:36,111 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:36,118 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-09 23:18:36,118 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=0} Honda state: {thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-09 23:18:36,121 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:36,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:36,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:36,122 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:36,123 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-02-09 23:18:36,126 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 23:18:36,126 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:36,135 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2024-02-09 23:18:36,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:36,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:36,136 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:36,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-02-09 23:18:36,138 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-02-09 23:18:36,139 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 23:18:36,157 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-02-09 23:18:36,160 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:36,160 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:18:36,161 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:18:36,161 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:18:36,161 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:18:36,161 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-09 23:18:36,161 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:36,161 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:18:36,161 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:18:36,161 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration5_Loop [2024-02-09 23:18:36,161 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:18:36,161 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:18:36,190 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:36,193 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:36,200 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:36,202 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:36,204 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:36,206 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:36,208 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:36,210 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:36,212 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:36,217 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:36,219 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:36,221 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:18:36,280 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:18:36,280 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-09 23:18:36,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:36,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:36,281 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:36,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:36,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:36,297 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:18:36,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:36,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:36,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:36,298 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:18:36,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:18:36,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-02-09 23:18:36,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:36,312 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:36,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:36,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:36,313 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:36,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:36,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:36,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:36,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:36,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:36,327 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:36,327 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:36,334 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-02-09 23:18:36,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:36,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:36,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:36,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:36,349 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:36,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:36,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:36,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:36,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:36,359 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:36,361 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:36,361 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:36,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-02-09 23:18:36,372 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:36,376 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:36,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:36,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:36,377 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:36,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:36,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:36,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:36,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:36,388 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:36,389 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:18:36,389 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:18:36,392 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-02-09 23:18:36,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:36,408 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:36,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:36,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:36,409 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:36,412 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:36,420 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:36,420 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:18:36,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:36,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:36,421 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:36,421 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:18:36,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:18:36,423 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-02-09 23:18:36,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:36,434 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:36,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:36,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:36,436 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:36,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:36,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:36,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:18:36,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:36,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:36,446 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:36,447 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:18:36,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:18:36,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-02-09 23:18:36,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:18:36,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:36,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:36,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:36,462 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:36,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:18:36,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-02-09 23:18:36,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:18:36,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:18:36,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:18:36,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:18:36,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:18:36,473 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:18:36,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:18:36,483 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-09 23:18:36,485 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2024-02-09 23:18:36,486 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-02-09 23:18:36,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:18:36,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:18:36,487 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:18:36,491 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-09 23:18:36,491 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-02-09 23:18:36,491 INFO L513 LassoAnalysis]: Proved termination. [2024-02-09 23:18:36,491 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~counter~0) = 1*~counter~0 Supporting invariants [] [2024-02-09 23:18:36,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-02-09 23:18:36,494 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:36,495 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-09 23:18:36,505 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:36,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:18:36,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-09 23:18:36,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:18:36,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:18:36,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-09 23:18:36,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:18:36,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-09 23:18:36,606 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-02-09 23:18:36,607 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 932 states and 2676 transitions. cyclomatic complexity: 1829 Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 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) [2024-02-09 23:18:36,634 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 932 states and 2676 transitions. cyclomatic complexity: 1829. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 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 2109 states and 6251 transitions. Complement of second has 5 states. [2024-02-09 23:18:36,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-02-09 23:18:36,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 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) [2024-02-09 23:18:36,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 75 transitions. [2024-02-09 23:18:36,637 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 75 transitions. Stem has 44 letters. Loop has 5 letters. [2024-02-09 23:18:36,637 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:36,637 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-02-09 23:18:36,646 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:36,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:18:36,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-09 23:18:36,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:18:36,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:18:36,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-09 23:18:36,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:18:36,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-09 23:18:36,750 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2024-02-09 23:18:36,751 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 932 states and 2676 transitions. cyclomatic complexity: 1829 Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 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) [2024-02-09 23:18:36,799 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 932 states and 2676 transitions. cyclomatic complexity: 1829. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 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 3408 states and 10013 transitions. Complement of second has 7 states. [2024-02-09 23:18:36,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-02-09 23:18:36,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 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) [2024-02-09 23:18:36,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 107 transitions. [2024-02-09 23:18:36,801 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 107 transitions. Stem has 44 letters. Loop has 5 letters. [2024-02-09 23:18:36,801 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:36,801 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-02-09 23:18:36,809 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:18:36,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:18:36,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-09 23:18:36,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:18:36,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:18:36,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-09 23:18:36,877 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:18:36,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-09 23:18:36,896 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-02-09 23:18:36,896 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 932 states and 2676 transitions. cyclomatic complexity: 1829 Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 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) [2024-02-09 23:18:36,925 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 932 states and 2676 transitions. cyclomatic complexity: 1829. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 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 2120 states and 6271 transitions. Complement of second has 5 states. [2024-02-09 23:18:36,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-02-09 23:18:36,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 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) [2024-02-09 23:18:36,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 110 transitions. [2024-02-09 23:18:36,926 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 110 transitions. Stem has 44 letters. Loop has 5 letters. [2024-02-09 23:18:36,926 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:36,926 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 110 transitions. Stem has 49 letters. Loop has 5 letters. [2024-02-09 23:18:36,926 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:36,927 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 110 transitions. Stem has 44 letters. Loop has 10 letters. [2024-02-09 23:18:36,927 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:18:36,927 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2120 states and 6271 transitions. [2024-02-09 23:18:36,947 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-02-09 23:18:36,947 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2120 states to 0 states and 0 transitions. [2024-02-09 23:18:36,947 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-02-09 23:18:36,947 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-02-09 23:18:36,947 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-02-09 23:18:36,947 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-02-09 23:18:36,947 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-02-09 23:18:36,947 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-02-09 23:18:36,947 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-02-09 23:18:36,947 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-02-09 23:18:36,948 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-02-09 23:18:36,948 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-02-09 23:18:36,948 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-02-09 23:18:36,955 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.02 11:18:36 BoogieIcfgContainer [2024-02-09 23:18:36,955 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-02-09 23:18:36,955 INFO L158 Benchmark]: Toolchain (without parser) took 7524.07ms. Allocated memory was 161.5MB in the beginning and 346.0MB in the end (delta: 184.5MB). Free memory was 89.2MB in the beginning and 207.1MB in the end (delta: -118.0MB). Peak memory consumption was 68.0MB. Max. memory is 8.0GB. [2024-02-09 23:18:36,956 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 161.5MB. Free memory is still 100.5MB. There was no memory consumed. Max. memory is 8.0GB. [2024-02-09 23:18:36,956 INFO L158 Benchmark]: CACSL2BoogieTranslator took 201.65ms. Allocated memory is still 161.5MB. Free memory was 89.0MB in the beginning and 78.1MB in the end (delta: 11.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-02-09 23:18:36,956 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.04ms. Allocated memory is still 161.5MB. Free memory was 78.1MB in the beginning and 76.5MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-02-09 23:18:36,956 INFO L158 Benchmark]: Boogie Preprocessor took 30.20ms. Allocated memory is still 161.5MB. Free memory was 76.4MB in the beginning and 75.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-02-09 23:18:36,957 INFO L158 Benchmark]: RCFGBuilder took 405.12ms. Allocated memory was 161.5MB in the beginning and 270.5MB in the end (delta: 109.1MB). Free memory was 75.0MB in the beginning and 235.4MB in the end (delta: -160.4MB). Peak memory consumption was 22.4MB. Max. memory is 8.0GB. [2024-02-09 23:18:36,957 INFO L158 Benchmark]: BuchiAutomizer took 6842.32ms. Allocated memory was 270.5MB in the beginning and 346.0MB in the end (delta: 75.5MB). Free memory was 234.9MB in the beginning and 207.1MB in the end (delta: 27.8MB). Peak memory consumption was 103.3MB. Max. memory is 8.0GB. [2024-02-09 23:18:36,958 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 161.5MB. Free memory is still 100.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 201.65ms. Allocated memory is still 161.5MB. Free memory was 89.0MB in the beginning and 78.1MB in the end (delta: 11.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 39.04ms. Allocated memory is still 161.5MB. Free memory was 78.1MB in the beginning and 76.5MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.20ms. Allocated memory is still 161.5MB. Free memory was 76.4MB in the beginning and 75.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 405.12ms. Allocated memory was 161.5MB in the beginning and 270.5MB in the end (delta: 109.1MB). Free memory was 75.0MB in the beginning and 235.4MB in the end (delta: -160.4MB). Peak memory consumption was 22.4MB. Max. memory is 8.0GB. * BuchiAutomizer took 6842.32ms. Allocated memory was 270.5MB in the beginning and 346.0MB in the end (delta: 75.5MB). Free memory was 234.9MB in the beginning and 207.1MB in the end (delta: 27.8MB). Peak memory consumption was 103.3MB. 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 6 terminating modules (1 trivial, 4 deterministic, 1 nondeterministic). One deterministic module has affine ranking function ((-1 * i) + N1) and consists of 6 locations. One deterministic module has affine ranking function counter and consists of 3 locations. One deterministic module has affine ranking function (N2 + (-1 * i)) and consists of 5 locations. One deterministic module has affine ranking function (N2 + (-1 * i)) and consists of 6 locations. One nondeterministic module has affine ranking function counter and consists of 3 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.7s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 4.5s. Construction of modules took 0.1s. Büchi inclusion checks took 1.4s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 5. Automata minimization 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 605 StatesRemovedByMinimization, 5 NontrivialMinimizations. Non-live state removal took 0.1s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 624 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 617 mSDsluCounter, 1016 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 421 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 181 IncrementalHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 595 mSDtfsCounter, 181 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT4 conc0 concLT1 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital19 mio100 ax265 hnf100 lsp23 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq150 hnf94 smp100 dnf100 smp100 tf111 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 39ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 19 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 5 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-02-09 23:18:36,968 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2024-02-09 23:18:37,172 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...