/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_PETRI_NET --buchiautomizer.use.buchi.petri.net.intersection.optimizations true --buchiautomizer.use.automata.for.buchi.petri.net.emptiness.check true -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-figure1-alt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-?-9ecb849-m [2024-02-10 00:09:06,157 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-10 00:09:06,244 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2024-02-10 00:09:06,249 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-10 00:09:06,250 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-10 00:09:06,251 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.Only consider context switches at boundaries of atomic blocks [2024-02-10 00:09:06,286 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-10 00:09:06,287 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-10 00:09:06,288 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-10 00:09:06,293 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-10 00:09:06,293 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-10 00:09:06,293 INFO L153 SettingsManager]: * Use SBE=true [2024-02-10 00:09:06,294 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-02-10 00:09:06,295 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-02-10 00:09:06,295 INFO L153 SettingsManager]: * Use old map elimination=false [2024-02-10 00:09:06,295 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-02-10 00:09:06,296 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-02-10 00:09:06,296 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-02-10 00:09:06,296 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-10 00:09:06,297 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-02-10 00:09:06,297 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-10 00:09:06,297 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-10 00:09:06,298 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-10 00:09:06,298 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-10 00:09:06,299 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-02-10 00:09:06,299 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-02-10 00:09:06,299 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-02-10 00:09:06,299 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-02-10 00:09:06,300 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-10 00:09:06,300 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-10 00:09:06,301 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-02-10 00:09:06,301 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-10 00:09:06,301 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-10 00:09:06,301 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-10 00:09:06,302 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-10 00:09:06,302 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-10 00:09:06,302 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-10 00:09:06,303 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-02-10 00:09:06,303 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use Buchi Petri Net Intersection Optimizations -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use automata for Buchi Petri Net emptiness check -> true [2024-02-10 00:09:06,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-10 00:09:06,665 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-10 00:09:06,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-10 00:09:06,670 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-10 00:09:06,671 INFO L274 PluginConnector]: CDTParser initialized [2024-02-10 00:09:06,672 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-figure1-alt.wvr.c [2024-02-10 00:09:08,052 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-10 00:09:08,262 INFO L384 CDTParser]: Found 1 translation units. [2024-02-10 00:09:08,263 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-figure1-alt.wvr.c [2024-02-10 00:09:08,271 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b47a1b0c/867d2dfaab204a73bf8b9f837d3c4aad/FLAG2d88bec33 [2024-02-10 00:09:08,283 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b47a1b0c/867d2dfaab204a73bf8b9f837d3c4aad [2024-02-10 00:09:08,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-10 00:09:08,286 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-10 00:09:08,288 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-10 00:09:08,288 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-10 00:09:08,292 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-10 00:09:08,293 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 12:09:08" (1/1) ... [2024-02-10 00:09:08,293 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36276fe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:09:08, skipping insertion in model container [2024-02-10 00:09:08,293 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 12:09:08" (1/1) ... [2024-02-10 00:09:08,317 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-02-10 00:09:08,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-10 00:09:08,492 INFO L202 MainTranslator]: Completed pre-run [2024-02-10 00:09:08,509 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-10 00:09:08,516 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-02-10 00:09:08,516 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-02-10 00:09:08,523 INFO L206 MainTranslator]: Completed translation [2024-02-10 00:09:08,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:09:08 WrapperNode [2024-02-10 00:09:08,523 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-10 00:09:08,524 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-10 00:09:08,524 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-10 00:09:08,524 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-10 00:09:08,534 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:09:08" (1/1) ... [2024-02-10 00:09:08,549 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:09:08" (1/1) ... [2024-02-10 00:09:08,567 INFO L138 Inliner]: procedures = 21, calls = 26, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 78 [2024-02-10 00:09:08,568 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-10 00:09:08,569 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-10 00:09:08,569 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-10 00:09:08,569 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-10 00:09:08,575 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:09:08" (1/1) ... [2024-02-10 00:09:08,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:09:08" (1/1) ... [2024-02-10 00:09:08,578 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:09:08" (1/1) ... [2024-02-10 00:09:08,578 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:09:08" (1/1) ... [2024-02-10 00:09:08,582 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:09:08" (1/1) ... [2024-02-10 00:09:08,585 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:09:08" (1/1) ... [2024-02-10 00:09:08,586 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:09:08" (1/1) ... [2024-02-10 00:09:08,587 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:09:08" (1/1) ... [2024-02-10 00:09:08,590 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-10 00:09:08,591 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-10 00:09:08,591 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-10 00:09:08,591 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-10 00:09:08,592 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:09:08" (1/1) ... [2024-02-10 00:09:08,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:08,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:08,630 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) [2024-02-10 00:09:08,665 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 [2024-02-10 00:09:08,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-10 00:09:08,699 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-10 00:09:08,700 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-10 00:09:08,700 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-10 00:09:08,700 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-10 00:09:08,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-02-10 00:09:08,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-10 00:09:08,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-02-10 00:09:08,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-10 00:09:08,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-10 00:09:08,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-10 00:09:08,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-10 00:09:08,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-02-10 00:09:08,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-10 00:09:08,703 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-10 00:09:08,792 INFO L236 CfgBuilder]: Building ICFG [2024-02-10 00:09:08,794 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-10 00:09:08,949 INFO L277 CfgBuilder]: Performing block encoding [2024-02-10 00:09:08,987 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-10 00:09:08,988 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2024-02-10 00:09:08,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 12:09:08 BoogieIcfgContainer [2024-02-10 00:09:08,990 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-10 00:09:08,991 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-02-10 00:09:08,991 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-02-10 00:09:08,995 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-02-10 00:09:08,996 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:09:08,996 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.02 12:09:08" (1/3) ... [2024-02-10 00:09:08,997 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1baf3585 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.02 12:09:08, skipping insertion in model container [2024-02-10 00:09:08,997 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:09:08,997 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:09:08" (2/3) ... [2024-02-10 00:09:08,998 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1baf3585 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.02 12:09:08, skipping insertion in model container [2024-02-10 00:09:08,998 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:09:08,998 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 12:09:08" (3/3) ... [2024-02-10 00:09:09,000 INFO L332 chiAutomizerObserver]: Analyzing ICFG popl20-figure1-alt.wvr.c [2024-02-10 00:09:09,072 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-02-10 00:09:09,097 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 90 places, 91 transitions, 196 flow [2024-02-10 00:09:09,229 INFO L124 PetriNetUnfolderBase]: 6/87 cut-off events. [2024-02-10 00:09:09,229 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-02-10 00:09:09,234 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. [2024-02-10 00:09:09,234 INFO L82 GeneralOperation]: Start removeDead. Operand has 90 places, 91 transitions, 196 flow [2024-02-10 00:09:09,239 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 88 places, 87 transitions, 186 flow [2024-02-10 00:09:09,245 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2024-02-10 00:09:09,245 INFO L304 stractBuchiCegarLoop]: Hoare is false [2024-02-10 00:09:09,245 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-02-10 00:09:09,245 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-02-10 00:09:09,245 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-02-10 00:09:09,246 INFO L308 stractBuchiCegarLoop]: Difference is false [2024-02-10 00:09:09,246 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-02-10 00:09:09,246 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2024-02-10 00:09:09,246 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:09:09,247 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 88 places, 87 transitions, 186 flow [2024-02-10 00:09:09,309 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 541 states, 540 states have (on average 2.6333333333333333) internal successors, (1422), 540 states have internal predecessors, (1422), 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) [2024-02-10 00:09:09,311 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 541 states, 540 states have (on average 2.6333333333333333) internal successors, (1422), 540 states have internal predecessors, (1422), 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) [2024-02-10 00:09:09,362 INFO L131 ngComponentsAnalysis]: Automaton has 53 accepting balls. 345 [2024-02-10 00:09:09,362 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 00:09:09,362 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 00:09:09,367 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-02-10 00:09:09,368 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:09:09,368 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 88 places, 87 transitions, 186 flow [2024-02-10 00:09:09,388 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 541 states, 540 states have (on average 2.6333333333333333) internal successors, (1422), 540 states have internal predecessors, (1422), 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) [2024-02-10 00:09:09,389 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 541 states, 540 states have (on average 2.6333333333333333) internal successors, (1422), 540 states have internal predecessors, (1422), 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) [2024-02-10 00:09:09,411 INFO L131 ngComponentsAnalysis]: Automaton has 53 accepting balls. 345 [2024-02-10 00:09:09,411 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 00:09:09,411 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 00:09:09,419 INFO L748 eck$LassoCheckResult]: Stem: Black: 1177#[$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[] 1180#[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[] 1182#[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[] 1184#[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[] 1186#[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[] 1188#[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[] 1190#[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] 1192#[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] 1194#[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] 1196#[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] 1198#[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] 1200#[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] 1202#[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] 1204#[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] 1206#[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] 1208#[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] 1210#[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] 1212#[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] 1214#[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] 1216#[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] 1218#[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] 1220#[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] 1222#[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[] 1226#[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] 1228#[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] 1230#[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] 1232#[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] 1234#[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] 1236#[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] 1238#[$Ultimate##0, L70-4]don't care [231] $Ultimate##0-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 1240#[L41-4, L70-4]don't care [2024-02-10 00:09:09,420 INFO L750 eck$LassoCheckResult]: Loop: 1240#[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[] 1244#[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] 1252#[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] 1264#[L41-2, L70-4]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] 1280#[L41-3, L70-4]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] 1240#[L41-4, L70-4]don't care [2024-02-10 00:09:09,425 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:09:09,426 INFO L85 PathProgramCache]: Analyzing trace with hash -528151017, now seen corresponding path program 1 times [2024-02-10 00:09:09,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:09:09,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400148204] [2024-02-10 00:09:09,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:09:09,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:09:09,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:09:09,592 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:09:09,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:09:09,634 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:09:09,637 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:09:09,637 INFO L85 PathProgramCache]: Analyzing trace with hash 250122315, now seen corresponding path program 1 times [2024-02-10 00:09:09,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:09:09,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732417834] [2024-02-10 00:09:09,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:09:09,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:09:09,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:09:09,646 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:09:09,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:09:09,651 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:09:09,652 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:09:09,652 INFO L85 PathProgramCache]: Analyzing trace with hash -1025056779, now seen corresponding path program 1 times [2024-02-10 00:09:09,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:09:09,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051721689] [2024-02-10 00:09:09,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:09:09,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:09:09,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:09:09,679 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:09:09,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:09:09,705 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:09:09,782 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:09:09,782 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:09:09,782 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:09:09,783 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:09:09,783 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2024-02-10 00:09:09,783 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:09,783 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:09:09,783 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:09:09,783 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration1_Loop [2024-02-10 00:09:09,783 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:09:09,783 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:09:09,802 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:09,814 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:09,819 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:09,828 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:09,832 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:09,839 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:09,843 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:09,847 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:09,937 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:09:09,937 INFO L404 LassoAnalysis]: Checking for nontermination... [2024-02-10 00:09:09,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:09,939 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:09,941 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) [2024-02-10 00:09:09,943 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 [2024-02-10 00:09:09,945 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-10 00:09:09,945 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:09:09,961 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-10 00:09:09,961 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: [] [2024-02-10 00:09:09,972 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 [2024-02-10 00:09:09,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:09,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:09,977 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) [2024-02-10 00:09:09,986 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 [2024-02-10 00:09:09,986 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-10 00:09:09,987 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:09:10,002 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-10 00:09:10,002 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: [] [2024-02-10 00:09:10,006 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 [2024-02-10 00:09:10,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:10,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:10,009 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) [2024-02-10 00:09:10,017 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-10 00:09:10,017 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:09:10,028 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 [2024-02-10 00:09:10,045 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 [2024-02-10 00:09:10,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:10,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:10,047 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) [2024-02-10 00:09:10,057 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-02-10 00:09:10,058 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:09:10,084 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 [2024-02-10 00:09:10,200 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-02-10 00:09:10,205 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 [2024-02-10 00:09:10,205 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:09:10,205 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:09:10,205 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:09:10,205 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:09:10,205 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 00:09:10,205 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:10,205 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:09:10,206 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:09:10,206 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration1_Loop [2024-02-10 00:09:10,206 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:09:10,206 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:09:10,208 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:10,211 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:10,214 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:10,217 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:10,222 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:10,230 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:10,232 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:10,235 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:10,306 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:09:10,313 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 00:09:10,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:10,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:10,316 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) [2024-02-10 00:09:10,325 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 [2024-02-10 00:09:10,326 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 [2024-02-10 00:09:10,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:09:10,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:09:10,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:09:10,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:09:10,339 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:09:10,339 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:09:10,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:09:10,362 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 [2024-02-10 00:09:10,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:10,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:10,364 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) [2024-02-10 00:09:10,374 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 [2024-02-10 00:09:10,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:09:10,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:09:10,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:09:10,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:09:10,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:09:10,386 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:09:10,386 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:09:10,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:09:10,411 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 [2024-02-10 00:09:10,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:10,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:10,413 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) [2024-02-10 00:09:10,415 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 [2024-02-10 00:09:10,416 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 [2024-02-10 00:09:10,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:09:10,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:09:10,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:09:10,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:09:10,426 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:09:10,426 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:09:10,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:09:10,444 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 [2024-02-10 00:09:10,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:10,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:10,446 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) [2024-02-10 00:09:10,455 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 [2024-02-10 00:09:10,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:09:10,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:09:10,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:09:10,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:09:10,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:09:10,466 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:09:10,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:09:10,468 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 [2024-02-10 00:09:10,482 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 00:09:10,487 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-02-10 00:09:10,487 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-02-10 00:09:10,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:10,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:10,509 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) [2024-02-10 00:09:10,527 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 00:09:10,528 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-02-10 00:09:10,528 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 00:09:10,528 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread1Thread1of1ForFork1_~i~0, ~N1~0) = -1*thread1Thread1of1ForFork1_~i~0 + 1*~N1~0 Supporting invariants [] [2024-02-10 00:09:10,532 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 [2024-02-10 00:09:10,533 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-02-10 00:09:10,536 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-10 00:09:10,575 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:09:10,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:09:10,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 00:09:10,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:09:10,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:09:10,682 WARN L260 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 5 conjunts are in the unsatisfiable core [2024-02-10 00:09:10,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:09:10,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-10 00:09:10,806 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 [2024-02-10 00:09:10,808 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. 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) [2024-02-10 00:09:11,096 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. 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 13 states and 1616 transitions.8 powerset states5 rank states. The highest rank that occured is 1 [2024-02-10 00:09:11,097 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 00:09:11,098 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 00:09:11,099 INFO L63 sectAllAcceptingtNet]: Starting Intersection with all accepting Petri Net [2024-02-10 00:09:11,214 INFO L72 sectAllAcceptingtNet]: Exiting Intersection with all accepting Petri Net [2024-02-10 00:09:11,214 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 00:09:11,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2024-02-10 00:09:11,225 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) [2024-02-10 00:09:11,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 611 transitions. [2024-02-10 00:09:11,228 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 611 transitions. Stem has 30 letters. Loop has 5 letters. [2024-02-10 00:09:11,228 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:09:11,228 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 611 transitions. Stem has 35 letters. Loop has 5 letters. [2024-02-10 00:09:11,228 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:09:11,229 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 611 transitions. Stem has 30 letters. Loop has 10 letters. [2024-02-10 00:09:11,229 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:09:11,230 INFO L428 stractBuchiCegarLoop]: Abstraction has has 101 places, 1540 transitions, 6361 flow [2024-02-10 00:09:11,230 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-02-10 00:09:11,230 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:09:11,230 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 101 places, 1540 transitions, 6361 flow [2024-02-10 00:09:11,239 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 [2024-02-10 00:09:11,378 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 1499 states, 1493 states have (on average 3.3690555927662427) internal successors, (5030), 1498 states have internal predecessors, (5030), 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) [2024-02-10 00:09:11,383 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 1499 states, 1493 states have (on average 3.3690555927662427) internal successors, (5030), 1498 states have internal predecessors, (5030), 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) [2024-02-10 00:09:11,417 INFO L131 ngComponentsAnalysis]: Automaton has 43 accepting balls. 215 [2024-02-10 00:09:11,417 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 00:09:11,417 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 00:09:11,422 INFO L748 eck$LassoCheckResult]: Stem: Black: 2399#[$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[] 2405#[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[] 2410#[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[] 2415#[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[] 2420#[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[] 2425#[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[] 2430#[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] 2435#[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] 2440#[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] 2445#[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] 2450#[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] 2455#[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] 2460#[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] 2465#[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] 2470#[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] 2475#[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] 2480#[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] 2485#[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] 2490#[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] 2495#[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] 2500#[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] 2505#[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] 2510#[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[] 2520#[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] 2528#[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] 2536#[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] 2544#[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] 2552#[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] 2560#[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] 2568#[L70-4, $Ultimate##0]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] 2576#[L70-5, $Ultimate##0]don't care [205] L70-5-->L71: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] 2590#[$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] 2625#[L71-1, $Ultimate##0]don't care [172] L71-1-->L71-2: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] 2673#[$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] 2734#[L71-3, $Ultimate##0]don't care [255] L71-3-->$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] 2806#[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] 2893#[L71-4, $Ultimate##0, L51-4]don't care [2024-02-10 00:09:11,422 INFO L750 eck$LassoCheckResult]: Loop: 2893#[L71-4, $Ultimate##0, 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[] 2986#[L52, L71-4, $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] 3137#[L55, L71-4, $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] 3353#[L51-2, L71-4, $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] 3662#[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] 2893#[L71-4, $Ultimate##0, L51-4]don't care [2024-02-10 00:09:11,425 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:09:11,426 INFO L85 PathProgramCache]: Analyzing trace with hash 1509745528, now seen corresponding path program 1 times [2024-02-10 00:09:11,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:09:11,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651368245] [2024-02-10 00:09:11,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:09:11,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:09:11,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:09:11,466 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:09:11,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:09:11,519 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:09:11,520 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:09:11,520 INFO L85 PathProgramCache]: Analyzing trace with hash 260619670, now seen corresponding path program 1 times [2024-02-10 00:09:11,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:09:11,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422165144] [2024-02-10 00:09:11,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:09:11,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:09:11,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:09:11,525 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:09:11,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:09:11,536 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:09:11,536 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:09:11,537 INFO L85 PathProgramCache]: Analyzing trace with hash -1171100545, now seen corresponding path program 1 times [2024-02-10 00:09:11,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:09:11,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917047902] [2024-02-10 00:09:11,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:09:11,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:09:11,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:09:11,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-10 00:09:11,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-10 00:09:11,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917047902] [2024-02-10 00:09:11,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917047902] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-10 00:09:11,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-10 00:09:11,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-02-10 00:09:11,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115121058] [2024-02-10 00:09:11,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-10 00:09:11,749 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:09:11,750 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:09:11,750 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:09:11,750 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:09:11,750 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2024-02-10 00:09:11,750 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:11,750 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:09:11,750 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:09:11,751 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration2_Loop [2024-02-10 00:09:11,751 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:09:11,751 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:09:11,755 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:11,757 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:11,760 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:11,762 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:11,765 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:11,769 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:11,772 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:11,777 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:11,785 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:11,787 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:11,855 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:09:11,855 INFO L404 LassoAnalysis]: Checking for nontermination... [2024-02-10 00:09:11,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:11,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:11,857 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) [2024-02-10 00:09:11,875 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-10 00:09:11,875 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:09:11,885 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 [2024-02-10 00:09:11,901 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-10 00:09:11,901 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: [] [2024-02-10 00:09:11,909 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 [2024-02-10 00:09:11,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:11,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:11,912 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) [2024-02-10 00:09:11,919 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-10 00:09:11,919 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:09:11,924 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 [2024-02-10 00:09:11,942 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-10 00:09:11,942 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: [] [2024-02-10 00:09:11,950 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 [2024-02-10 00:09:11,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:11,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:11,952 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) [2024-02-10 00:09:11,958 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-10 00:09:11,958 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:09:11,974 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 [2024-02-10 00:09:11,980 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-10 00:09:11,981 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: [] [2024-02-10 00:09:11,988 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 [2024-02-10 00:09:11,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:11,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:11,991 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) [2024-02-10 00:09:11,997 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-10 00:09:11,998 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:09:12,007 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 [2024-02-10 00:09:12,028 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-10 00:09:12,029 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: [] [2024-02-10 00:09:12,036 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 [2024-02-10 00:09:12,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:12,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:12,038 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) [2024-02-10 00:09:12,041 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-10 00:09:12,041 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:09:12,051 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 [2024-02-10 00:09:12,066 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 [2024-02-10 00:09:12,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:12,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:12,069 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) [2024-02-10 00:09:12,075 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-02-10 00:09:12,076 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:09:12,093 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 [2024-02-10 00:09:12,104 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-02-10 00:09:12,109 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 [2024-02-10 00:09:12,109 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:09:12,110 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:09:12,110 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:09:12,110 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:09:12,110 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 00:09:12,110 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:12,110 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:09:12,110 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:09:12,110 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration2_Loop [2024-02-10 00:09:12,110 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:09:12,110 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:09:12,112 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:12,117 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:12,120 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:12,122 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:12,124 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:12,129 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:12,132 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:12,136 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:12,138 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:12,140 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:12,211 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:09:12,211 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 00:09:12,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:12,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:12,213 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) [2024-02-10 00:09:12,226 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 [2024-02-10 00:09:12,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:09:12,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:09:12,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:09:12,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:09:12,234 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:09:12,236 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:09:12,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:09:12,240 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 [2024-02-10 00:09:12,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:09:12,248 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 [2024-02-10 00:09:12,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:12,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:12,254 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) [2024-02-10 00:09:12,265 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 [2024-02-10 00:09:12,265 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 [2024-02-10 00:09:12,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:09:12,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:09:12,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:09:12,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:09:12,282 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:09:12,282 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:09:12,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:09:12,304 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 [2024-02-10 00:09:12,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:12,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:12,306 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) [2024-02-10 00:09:12,312 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 [2024-02-10 00:09:12,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:09:12,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:09:12,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:09:12,322 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:09:12,328 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:09:12,328 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:09:12,333 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 [2024-02-10 00:09:12,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:09:12,345 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 [2024-02-10 00:09:12,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:12,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:12,347 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) [2024-02-10 00:09:12,357 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 [2024-02-10 00:09:12,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:09:12,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:09:12,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:09:12,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:09:12,367 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:09:12,368 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:09:12,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:09:12,369 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 [2024-02-10 00:09:12,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:09:12,386 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-02-10 00:09:12,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:12,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:12,387 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) [2024-02-10 00:09:12,389 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 [2024-02-10 00:09:12,390 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 [2024-02-10 00:09:12,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:09:12,398 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:09:12,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:09:12,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:09:12,398 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:09:12,399 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:09:12,399 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:09:12,408 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 00:09:12,411 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-02-10 00:09:12,411 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-02-10 00:09:12,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:12,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:12,413 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) [2024-02-10 00:09:12,422 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 [2024-02-10 00:09:12,423 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 00:09:12,423 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-02-10 00:09:12,423 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 00:09:12,423 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~counter~0) = 1*~counter~0 Supporting invariants [] [2024-02-10 00:09:12,428 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 [2024-02-10 00:09:12,428 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-10 00:09:12,445 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:09:12,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:09:12,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 00:09:12,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:09:12,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:09:12,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-10 00:09:12,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:09:12,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-10 00:09:12,564 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 [2024-02-10 00:09:12,564 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. 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) [2024-02-10 00:09:12,597 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. 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 7 states and 874 transitions.5 powerset states2 rank states. The highest rank that occured is 1 [2024-02-10 00:09:12,597 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 00:09:12,597 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 00:09:12,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states and 874 transitions. [2024-02-10 00:09:12,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 874 transitions. [2024-02-10 00:09:12,605 INFO L79 tersectStemOptimized]: Starting StemOptimized Intersection [2024-02-10 00:09:12,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states and 874 transitions. [2024-02-10 00:09:12,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 874 transitions. [2024-02-10 00:09:12,658 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 [2024-02-10 00:09:13,264 INFO L90 tersectStemOptimized]: Exiting StemOptimized Intersection [2024-02-10 00:09:13,264 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 00:09:13,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-02-10 00:09:13,267 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) [2024-02-10 00:09:13,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 360 transitions. [2024-02-10 00:09:13,267 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 360 transitions. Stem has 36 letters. Loop has 5 letters. [2024-02-10 00:09:13,268 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:09:13,268 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 360 transitions. Stem has 41 letters. Loop has 5 letters. [2024-02-10 00:09:13,269 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:09:13,269 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 360 transitions. Stem has 36 letters. Loop has 10 letters. [2024-02-10 00:09:13,271 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:09:13,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-10 00:09:13,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-10 00:09:13,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-10 00:09:13,302 INFO L175 Difference]: Start difference. First operand has 111 places, 19455 transitions, 119343 flow. Second operand 3 states and 273 transitions. [2024-02-10 00:09:13,303 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 19455 transitions, 119343 flow. Second operand 3 states and 273 transitions. [2024-02-10 00:09:13,305 INFO L120 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 91 [2024-02-10 00:09:13,305 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-10 00:09:19,366 INFO L124 PetriNetUnfolderBase]: 13771/18179 cut-off events. [2024-02-10 00:09:19,367 INFO L125 PetriNetUnfolderBase]: For 696/696 co-relation queries the response was YES. [2024-02-10 00:09:19,409 INFO L83 FinitePrefix]: Finished finitePrefix Result has 55736 conditions, 18179 events. 13771/18179 cut-off events. For 696/696 co-relation queries the response was YES. Maximal size of possible extension queue 431. Compared 77273 event pairs, 32 based on Foata normal form. 424/9674 useless extension candidates. Maximal degree in co-relation 49217. Up to 5892 conditions per place. [2024-02-10 00:09:19,554 INFO L140 encePairwiseOnDemand]: 83/91 looper letters, 48 selfloop transitions, 26 changer transitions 25/1972 dead transitions. [2024-02-10 00:09:19,554 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 98 places, 1972 transitions, 12214 flow [2024-02-10 00:09:19,568 INFO L231 Difference]: Finished difference. Result has 114 places, 1947 transitions, 12044 flow [2024-02-10 00:09:19,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-10 00:09:19,574 INFO L428 stractBuchiCegarLoop]: Abstraction has has 114 places, 1947 transitions, 12044 flow [2024-02-10 00:09:19,574 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-02-10 00:09:19,574 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:09:19,574 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 114 places, 1947 transitions, 12044 flow [2024-02-10 00:09:20,479 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 4390 states, 4324 states have (on average 4.196345975948196) internal successors, (18145), 4389 states have internal predecessors, (18145), 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) [2024-02-10 00:09:20,493 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 4390 states, 4324 states have (on average 4.196345975948196) internal successors, (18145), 4389 states have internal predecessors, (18145), 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) [2024-02-10 00:09:20,673 INFO L131 ngComponentsAnalysis]: Automaton has 39 accepting balls. 390 [2024-02-10 00:09:20,673 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 00:09:20,673 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 00:09:20,678 INFO L748 eck$LassoCheckResult]: Stem: Black: 6507#[$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[] Black: 6510#[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[] Black: 6522#[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[] Black: 6536#[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[] Black: 6550#[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[] Black: 6564#[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[] Black: 6578#[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] Black: 6592#[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] Black: 6606#[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] Black: 6620#[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] Black: 6634#[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] Black: 6648#[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] Black: 6662#[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] Black: 6676#[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] Black: 6690#[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] Black: 6704#[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] Black: 6718#[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] Black: 6732#[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] Black: 6746#[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] Black: 6760#[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] Black: 6774#[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] Black: 6788#[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] Black: 6802#[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[] Black: 6816#[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] Black: 6832#[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] Black: 6846#[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] Black: 6860#[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] Black: 6874#[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] Black: 6888#[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] Black: 6902#[$Ultimate##0, L70-4]don't care [163] L70-4-->L70-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] Black: 6922#[$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] Black: 6978#[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[] Black: 7010#[L70-5, L42]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] Black: 7110#[L71, L42]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] Black: 7222#[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] Black: 7376#[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] Black: 7552#[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] Black: 7742#[$Ultimate##0, L42, L71-4]don't care [242] $Ultimate##0-->L51-4: Formula: (= |v_thread2Thread1of1ForFork0_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_~i~1#1] Black: 7985#[L51-4, L42, L71-4]don't care [235] L42-->L44: Formula: (= (+ v_~counter~0_13 1) v_~counter~0_12) InVars {~counter~0=v_~counter~0_13} OutVars{~counter~0=v_~counter~0_12, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_1|} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post2] Black: 8392#[L51-4, L44, L71-4]don't care [160] L71-4-->L71-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre9#1] 8948#[L71-5, L51-4, L44]don't care [2024-02-10 00:09:20,678 INFO L750 eck$LassoCheckResult]: Loop: 8948#[L71-5, L51-4, L44]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[] Black: 9550#[L71-5, 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] 10395#[L71-5, L44, L55]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] Black: 11379#[L51-2, L71-5, L44]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] 12511#[L71-5, L44, L51-3]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] Black: 8901#[L71-5, L51-4, L44]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[] 9599#[L71-5, 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] Black: 10485#[L71-5, L44, L55]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] 11377#[L51-2, L71-5, L44]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] Black: 12513#[L71-5, L44, L51-3]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] 8948#[L71-5, L51-4, L44]don't care [2024-02-10 00:09:20,679 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:09:20,679 INFO L85 PathProgramCache]: Analyzing trace with hash 1961117102, now seen corresponding path program 1 times [2024-02-10 00:09:20,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:09:20,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369116277] [2024-02-10 00:09:20,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:09:20,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:09:20,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:09:20,718 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:09:20,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:09:20,748 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:09:20,749 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:09:20,749 INFO L85 PathProgramCache]: Analyzing trace with hash -147835615, now seen corresponding path program 2 times [2024-02-10 00:09:20,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:09:20,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050273995] [2024-02-10 00:09:20,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:09:20,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:09:20,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:09:20,754 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:09:20,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:09:20,765 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:09:20,766 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:09:20,766 INFO L85 PathProgramCache]: Analyzing trace with hash -506526066, now seen corresponding path program 1 times [2024-02-10 00:09:20,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:09:20,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398421102] [2024-02-10 00:09:20,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:09:20,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:09:20,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:09:20,917 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-10 00:09:20,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-10 00:09:20,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398421102] [2024-02-10 00:09:20,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398421102] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-10 00:09:20,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-10 00:09:20,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-02-10 00:09:20,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423938647] [2024-02-10 00:09:20,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-10 00:09:20,981 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:09:20,981 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:09:20,981 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:09:20,981 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:09:20,981 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2024-02-10 00:09:20,981 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:20,982 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:09:20,982 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:09:20,982 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration3_Loop [2024-02-10 00:09:20,982 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:09:20,982 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:09:20,984 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:20,986 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:20,988 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:20,993 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:20,995 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:20,997 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:20,999 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:21,004 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:21,006 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:21,008 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:21,071 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:09:21,071 INFO L404 LassoAnalysis]: Checking for nontermination... [2024-02-10 00:09:21,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:21,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:21,073 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) [2024-02-10 00:09:21,077 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-10 00:09:21,078 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:09:21,088 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 [2024-02-10 00:09:21,100 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-10 00:09:21,100 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: [] [2024-02-10 00:09:21,107 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-02-10 00:09:21,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:21,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:21,109 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) [2024-02-10 00:09:21,113 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-10 00:09:21,114 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:09:21,132 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 [2024-02-10 00:09:21,137 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-10 00:09:21,137 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: [] [2024-02-10 00:09:21,144 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-02-10 00:09:21,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:21,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:21,146 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) [2024-02-10 00:09:21,152 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-10 00:09:21,152 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:09:21,162 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 [2024-02-10 00:09:21,179 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-02-10 00:09:21,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:21,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:21,182 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) [2024-02-10 00:09:21,187 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-02-10 00:09:21,187 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:09:21,204 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 [2024-02-10 00:09:21,333 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-02-10 00:09:21,338 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-02-10 00:09:21,338 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:09:21,338 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:09:21,338 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:09:21,338 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:09:21,338 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 00:09:21,338 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:21,338 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:09:21,338 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:09:21,338 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration3_Loop [2024-02-10 00:09:21,338 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:09:21,338 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:09:21,340 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:21,343 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:21,345 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:21,347 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:21,353 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:21,355 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:21,358 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:21,364 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:21,366 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:21,369 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:09:21,437 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:09:21,438 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 00:09:21,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:21,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:21,439 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) [2024-02-10 00:09:21,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:09:21,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:09:21,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:09:21,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:09:21,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:09:21,457 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:09:21,457 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:09:21,461 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 [2024-02-10 00:09:21,468 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:09:21,475 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 [2024-02-10 00:09:21,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:21,476 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:21,477 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) [2024-02-10 00:09:21,480 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 [2024-02-10 00:09:21,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:09:21,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:09:21,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:09:21,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:09:21,491 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:09:21,491 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:09:21,494 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 [2024-02-10 00:09:21,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:09:21,511 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 [2024-02-10 00:09:21,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:21,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:21,513 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) [2024-02-10 00:09:21,518 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 [2024-02-10 00:09:21,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:09:21,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:09:21,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:09:21,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:09:21,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:09:21,526 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:09:21,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:09:21,528 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 [2024-02-10 00:09:21,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:09:21,547 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 [2024-02-10 00:09:21,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:21,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:21,548 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) [2024-02-10 00:09:21,552 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 [2024-02-10 00:09:21,560 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 [2024-02-10 00:09:21,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:09:21,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:09:21,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:09:21,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:09:21,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:09:21,562 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:09:21,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:09:21,574 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 00:09:21,578 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-02-10 00:09:21,578 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-02-10 00:09:21,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:09:21,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:09:21,580 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) [2024-02-10 00:09:21,583 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 00:09:21,583 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-02-10 00:09:21,583 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 00:09:21,583 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 [] [2024-02-10 00:09:21,587 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 [2024-02-10 00:09:21,590 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 [2024-02-10 00:09:21,591 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-10 00:09:21,603 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:09:21,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:09:21,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 00:09:21,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:09:21,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:09:21,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 7 conjunts are in the unsatisfiable core [2024-02-10 00:09:21,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:09:21,768 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-10 00:09:21,769 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 6 loop predicates [2024-02-10 00:09:21,769 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:09:21,987 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 15 states and 1879 transitions.9 powerset states6 rank states. The highest rank that occured is 1 [2024-02-10 00:09:21,987 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 00:09:21,987 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 00:09:21,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states and 1879 transitions. [2024-02-10 00:09:21,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1879 transitions. [2024-02-10 00:09:21,992 INFO L79 tersectStemOptimized]: Starting StemOptimized Intersection [2024-02-10 00:09:21,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states and 1879 transitions. [2024-02-10 00:09:21,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1879 transitions. [2024-02-10 00:09:22,356 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 [2024-02-10 00:09:23,871 INFO L90 tersectStemOptimized]: Exiting StemOptimized Intersection [2024-02-10 00:09:23,872 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 00:09:23,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2024-02-10 00:09:23,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:09:23,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 699 transitions. [2024-02-10 00:09:23,874 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 699 transitions. Stem has 40 letters. Loop has 10 letters. [2024-02-10 00:09:23,874 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:09:23,874 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 699 transitions. Stem has 50 letters. Loop has 10 letters. [2024-02-10 00:09:23,874 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:09:23,875 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 699 transitions. Stem has 40 letters. Loop has 20 letters. [2024-02-10 00:09:23,875 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:09:23,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-10 00:09:23,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-02-10 00:09:23,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-02-10 00:09:23,915 INFO L175 Difference]: Start difference. First operand has 136 places, 53010 transitions, 432178 flow. Second operand 4 states and 364 transitions. [2024-02-10 00:09:23,915 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 53010 transitions, 432178 flow. Second operand 4 states and 364 transitions. [2024-02-10 00:09:23,916 INFO L120 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 91 [2024-02-10 00:09:23,916 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-10 00:12:28,710 INFO L124 PetriNetUnfolderBase]: 135081/169317 cut-off events. [2024-02-10 00:12:28,713 INFO L125 PetriNetUnfolderBase]: For 6975/6975 co-relation queries the response was YES. [2024-02-10 00:12:28,905 INFO L83 FinitePrefix]: Finished finitePrefix Result has 691944 conditions, 169317 events. 135081/169317 cut-off events. For 6975/6975 co-relation queries the response was YES. Maximal size of possible extension queue 3055. Compared 829151 event pairs, 250 based on Foata normal form. 643/69959 useless extension candidates. Maximal degree in co-relation 618404. Up to 53653 conditions per place. [2024-02-10 00:12:29,853 INFO L140 encePairwiseOnDemand]: 88/91 looper letters, 487 selfloop transitions, 756 changer transitions 307/13705 dead transitions. [2024-02-10 00:12:29,853 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 120 places, 13705 transitions, 114595 flow [2024-02-10 00:12:29,954 INFO L231 Difference]: Finished difference. Result has 141 places, 13398 transitions, 113847 flow [2024-02-10 00:12:29,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-02-10 00:12:29,958 INFO L428 stractBuchiCegarLoop]: Abstraction has has 141 places, 13398 transitions, 113847 flow [2024-02-10 00:12:29,959 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-02-10 00:12:29,959 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:12:29,959 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 141 places, 13398 transitions, 113847 flow [2024-02-10 00:13:14,095 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 34112 states, 33255 states have (on average 5.0668470906630585) internal successors, (168498), 34111 states have internal predecessors, (168498), 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) [2024-02-10 00:13:14,157 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 34112 states, 33255 states have (on average 5.0668470906630585) internal successors, (168498), 34111 states have internal predecessors, (168498), 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) [2024-02-10 00:13:14,699 INFO L131 ngComponentsAnalysis]: Automaton has 39 accepting balls. 390 [2024-02-10 00:13:14,699 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 00:13:14,699 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 00:13:14,703 INFO L748 eck$LassoCheckResult]: Stem: Black: 18779#[$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[] Black: 18785#[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[] Black: 18809#[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[] Black: 18841#[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[] Black: 18873#[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[] Black: 18905#[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[] Black: 18937#[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] Black: 18969#[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] Black: 19001#[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] Black: 19033#[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] Black: 19065#[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] Black: 19097#[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] Black: 19129#[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] Black: 19161#[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] Black: 19193#[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] Black: 19225#[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] Black: 19257#[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] Black: 19289#[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] Black: 19321#[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] Black: 19353#[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] Black: 19385#[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] Black: 19417#[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] Black: 19449#[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[] Black: 19481#[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] Black: 19515#[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] Black: 19547#[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] Black: 19579#[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] Black: 19611#[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] Black: 19643#[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] Black: 19675#[L70-4, $Ultimate##0]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] Black: 19719#[L70-5, $Ultimate##0]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] Black: 19871#[L70-5, L41-4]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[] Black: 19967#[L70-5, L42]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] Black: 20219#[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] Black: 20495#[L71-1, L42]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] Black: 20829#[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] Black: 21224#[L71-3, L42]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] Black: 21672#[L42, $Ultimate##0, L71-4]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] Black: 22228#[L51-4, L42, L71-4]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] Black: 23323#[L51-4, L44, L71-4]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] Black: 25071#[L41-2, L51-4, L71-4]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] Black: 27361#[L41-3, L51-4, L71-4]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] Black: 30320#[L41-4, L51-4, L71-4]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[] Black: 33729#[L51-4, L42, L71-4]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] 37808#[L71-4, L51-4, L44]don't care [2024-02-10 00:13:14,703 INFO L750 eck$LassoCheckResult]: Loop: 37808#[L71-4, L51-4, L44]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[] Black: 39012#[L44, L71-4, 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] 43954#[L44, L71-4, L55]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] Black: 49868#[L44, L71-4, 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] 56663#[L44, L71-4, L51-3]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] Black: 35161#[L44, 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[] 39335#[L44, L71-4, 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] Black: 44449#[L44, L71-4, L55]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] 49863#[L44, L71-4, 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] Black: 56668#[L44, L71-4, L51-3]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] 37808#[L71-4, L51-4, L44]don't care [2024-02-10 00:13:14,703 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:13:14,703 INFO L85 PathProgramCache]: Analyzing trace with hash 1031477984, now seen corresponding path program 1 times [2024-02-10 00:13:14,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:13:14,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862434537] [2024-02-10 00:13:14,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:13:14,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:13:14,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:13:14,728 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:13:14,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:13:14,753 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:13:14,753 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:13:14,754 INFO L85 PathProgramCache]: Analyzing trace with hash -147835615, now seen corresponding path program 3 times [2024-02-10 00:13:14,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:13:14,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334448390] [2024-02-10 00:13:14,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:13:14,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:13:14,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:13:14,766 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:13:14,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:13:14,770 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:13:14,770 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:13:14,770 INFO L85 PathProgramCache]: Analyzing trace with hash -1001749184, now seen corresponding path program 1 times [2024-02-10 00:13:14,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:13:14,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830621435] [2024-02-10 00:13:14,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:13:14,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:13:14,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:13:14,799 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:13:14,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:13:14,812 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:13:14,862 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:13:14,862 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:13:14,862 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:13:14,862 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:13:14,862 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2024-02-10 00:13:14,862 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:13:14,862 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:13:14,862 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:13:14,862 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration4_Loop [2024-02-10 00:13:14,862 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:13:14,862 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:13:14,865 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:13:14,868 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:13:14,870 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:13:14,872 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:13:14,874 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:13:14,876 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:13:14,878 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:13:14,879 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:13:14,886 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:13:14,889 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:13:14,956 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:13:14,956 INFO L404 LassoAnalysis]: Checking for nontermination... [2024-02-10 00:13:14,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:13:14,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:13:14,959 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) [2024-02-10 00:13:14,960 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 [2024-02-10 00:13:14,986 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-10 00:13:14,986 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:13:15,007 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-10 00:13:15,008 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: [] [2024-02-10 00:13:15,014 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 [2024-02-10 00:13:15,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:13:15,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:13:15,015 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) [2024-02-10 00:13:15,019 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-10 00:13:15,019 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:13:15,032 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 [2024-02-10 00:13:15,036 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-10 00:13:15,037 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: [] [2024-02-10 00:13:15,042 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-02-10 00:13:15,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:13:15,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:13:15,044 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) [2024-02-10 00:13:15,048 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 [2024-02-10 00:13:15,048 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-10 00:13:15,048 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:13:15,061 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-10 00:13:15,061 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: [] [2024-02-10 00:13:15,063 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 [2024-02-10 00:13:15,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:13:15,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:13:15,064 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) [2024-02-10 00:13:15,067 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 [2024-02-10 00:13:15,067 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-10 00:13:15,067 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:13:15,074 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-10 00:13:15,074 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: [] [2024-02-10 00:13:15,077 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-02-10 00:13:15,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:13:15,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:13:15,078 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) [2024-02-10 00:13:15,079 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 [2024-02-10 00:13:15,080 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-10 00:13:15,080 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:13:15,108 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-10 00:13:15,109 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_7=0} Honda state: {v_rep#funAddr~thread1.offset_7=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-02-10 00:13:15,113 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-02-10 00:13:15,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:13:15,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:13:15,114 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) [2024-02-10 00:13:15,120 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-10 00:13:15,121 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:13:15,131 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 [2024-02-10 00:13:15,140 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-10 00:13:15,140 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: [] [2024-02-10 00:13:15,147 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-02-10 00:13:15,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:13:15,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:13:15,149 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) [2024-02-10 00:13:15,151 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 [2024-02-10 00:13:15,152 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-10 00:13:15,152 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:13:15,159 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2024-02-10 00:13:15,159 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: [] [2024-02-10 00:13:15,161 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 [2024-02-10 00:13:15,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:13:15,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:13:15,163 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) [2024-02-10 00:13:15,164 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 [2024-02-10 00:13:15,166 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-10 00:13:15,166 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:13:15,181 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 [2024-02-10 00:13:15,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:13:15,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:13:15,182 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) [2024-02-10 00:13:15,183 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 [2024-02-10 00:13:15,184 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-02-10 00:13:15,185 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-10 00:13:15,303 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-02-10 00:13:15,307 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-02-10 00:13:15,307 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:13:15,307 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:13:15,307 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:13:15,307 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:13:15,308 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 00:13:15,308 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:13:15,308 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:13:15,308 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:13:15,308 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration4_Loop [2024-02-10 00:13:15,308 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:13:15,308 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:13:15,309 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:13:15,312 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:13:15,314 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:13:15,316 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:13:15,318 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:13:15,320 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:13:15,322 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:13:15,324 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:13:15,329 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:13:15,333 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:13:15,407 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:13:15,407 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 00:13:15,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:13:15,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:13:15,409 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) [2024-02-10 00:13:15,417 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 [2024-02-10 00:13:15,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:13:15,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:13:15,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:13:15,426 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:13:15,428 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:13:15,428 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:13:15,431 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 [2024-02-10 00:13:15,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:13:15,450 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-02-10 00:13:15,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:13:15,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:13:15,452 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) [2024-02-10 00:13:15,457 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 [2024-02-10 00:13:15,464 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 [2024-02-10 00:13:15,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:13:15,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:13:15,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:13:15,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:13:15,467 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:13:15,467 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:13:15,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:13:15,487 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-02-10 00:13:15,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:13:15,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:13:15,488 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) [2024-02-10 00:13:15,490 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 [2024-02-10 00:13:15,491 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 [2024-02-10 00:13:15,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:13:15,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:13:15,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:13:15,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:13:15,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:13:15,499 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:13:15,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:13:15,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:13:15,502 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-02-10 00:13:15,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:13:15,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:13:15,506 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) [2024-02-10 00:13:15,509 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 [2024-02-10 00:13:15,510 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 [2024-02-10 00:13:15,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:13:15,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:13:15,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:13:15,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:13:15,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:13:15,517 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:13:15,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:13:15,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:13:15,528 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 [2024-02-10 00:13:15,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:13:15,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:13:15,529 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) [2024-02-10 00:13:15,531 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 [2024-02-10 00:13:15,533 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 [2024-02-10 00:13:15,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:13:15,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:13:15,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:13:15,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:13:15,545 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:13:15,545 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:13:15,556 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:13:15,564 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 [2024-02-10 00:13:15,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:13:15,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:13:15,565 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) [2024-02-10 00:13:15,573 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 [2024-02-10 00:13:15,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:13:15,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:13:15,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:13:15,581 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:13:15,582 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:13:15,583 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:13:15,585 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 [2024-02-10 00:13:15,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:13:15,602 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 [2024-02-10 00:13:15,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:13:15,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:13:15,604 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) [2024-02-10 00:13:15,608 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 [2024-02-10 00:13:15,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:13:15,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:13:15,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:13:15,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:13:15,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:13:15,618 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:13:15,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:13:15,619 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 [2024-02-10 00:13:15,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:13:15,639 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 [2024-02-10 00:13:15,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:13:15,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:13:15,640 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) [2024-02-10 00:13:15,644 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 [2024-02-10 00:13:15,652 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:13:15,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:13:15,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:13:15,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:13:15,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:13:15,654 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:13:15,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:13:15,661 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 [2024-02-10 00:13:15,668 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 00:13:15,682 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-02-10 00:13:15,682 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-02-10 00:13:15,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:13:15,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:13:15,686 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) [2024-02-10 00:13:15,688 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 00:13:15,688 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-02-10 00:13:15,689 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 00:13:15,689 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread2Thread1of1ForFork0_~i~1#1, ~N2~0) = -1*thread2Thread1of1ForFork0_~i~1#1 + 1*~N2~0 Supporting invariants [] [2024-02-10 00:13:15,691 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 [2024-02-10 00:13:15,696 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 [2024-02-10 00:13:15,697 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-10 00:13:15,709 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:13:15,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:13:15,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 00:13:15,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:13:15,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:13:15,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 7 conjunts are in the unsatisfiable core [2024-02-10 00:13:15,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:13:15,870 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-10 00:13:15,872 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 6 loop predicates [2024-02-10 00:13:15,872 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 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) [2024-02-10 00:13:16,078 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 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 15 states and 1879 transitions.9 powerset states6 rank states. The highest rank that occured is 1 [2024-02-10 00:13:16,078 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 00:13:16,079 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 00:13:16,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states and 1879 transitions. [2024-02-10 00:13:16,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1879 transitions. [2024-02-10 00:13:16,084 INFO L79 tersectStemOptimized]: Starting StemOptimized Intersection [2024-02-10 00:13:16,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states and 1879 transitions. [2024-02-10 00:13:16,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1879 transitions. [2024-02-10 00:13:16,289 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 Received shutdown request... [2024-02-10 00:13:24,866 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-02-10 00:13:25,976 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 Cannot interrupt operation gracefully because timeout expired. Forcing shutdown