/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -s ../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-syntacticLbe.epf -i ../../../trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-0d686a6 [2022-07-26 14:15:36,165 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-26 14:15:36,167 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-26 14:15:36,235 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-26 14:15:36,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-26 14:15:36,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-26 14:15:36,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-26 14:15:36,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-26 14:15:36,242 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-26 14:15:36,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-26 14:15:36,246 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-26 14:15:36,248 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-26 14:15:36,248 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-26 14:15:36,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-26 14:15:36,250 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-26 14:15:36,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-26 14:15:36,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-26 14:15:36,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-26 14:15:36,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-26 14:15:36,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-26 14:15:36,260 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-26 14:15:36,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-26 14:15:36,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-26 14:15:36,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-26 14:15:36,264 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-26 14:15:36,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-07-26 14:15:36,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-26 14:15:36,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-26 14:15:36,275 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-26 14:15:36,276 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-syntacticLbe.epf [2022-07-26 14:15:36,298 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-26 14:15:36,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-26 14:15:36,299 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-26 14:15:36,299 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-26 14:15:36,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-26 14:15:36,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-26 14:15:36,300 INFO L138 SettingsManager]: * Use SBE=true [2022-07-26 14:15:36,300 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-26 14:15:36,300 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-26 14:15:36,301 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-26 14:15:36,301 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-26 14:15:36,301 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-26 14:15:36,301 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-26 14:15:36,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-26 14:15:36,301 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-26 14:15:36,301 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-26 14:15:36,301 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-26 14:15:36,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-26 14:15:36,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-26 14:15:36,302 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-26 14:15:36,302 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-26 14:15:36,302 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-26 14:15:36,302 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-26 14:15:36,302 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-26 14:15:36,302 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-26 14:15:36,302 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-26 14:15:36,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-26 14:15:36,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-26 14:15:36,302 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-26 14:15:36,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-26 14:15:36,303 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-26 14:15:36,303 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-07-26 14:15:36,303 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-26 14:15:36,303 INFO L138 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-07-26 14:15:36,509 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-26 14:15:36,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-26 14:15:36,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-26 14:15:36,540 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-26 14:15:36,546 INFO L275 PluginConnector]: CDTParser initialized [2022-07-26 14:15:36,547 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c [2022-07-26 14:15:36,630 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f27c92bfc/5ca436ae37c8494b87454a386e331bb4/FLAGfb61a06ce [2022-07-26 14:15:36,918 INFO L306 CDTParser]: Found 1 translation units. [2022-07-26 14:15:36,919 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c [2022-07-26 14:15:36,926 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f27c92bfc/5ca436ae37c8494b87454a386e331bb4/FLAGfb61a06ce [2022-07-26 14:15:37,360 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f27c92bfc/5ca436ae37c8494b87454a386e331bb4 [2022-07-26 14:15:37,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-26 14:15:37,364 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-07-26 14:15:37,369 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-26 14:15:37,369 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-26 14:15:37,372 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-26 14:15:37,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.07 02:15:37" (1/1) ... [2022-07-26 14:15:37,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@290611c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:15:37, skipping insertion in model container [2022-07-26 14:15:37,373 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.07 02:15:37" (1/1) ... [2022-07-26 14:15:37,377 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-26 14:15:37,391 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-26 14:15:37,561 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c[2476,2489] [2022-07-26 14:15:37,562 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-26 14:15:37,571 INFO L203 MainTranslator]: Completed pre-run [2022-07-26 14:15:37,589 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c[2476,2489] [2022-07-26 14:15:37,589 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-26 14:15:37,599 INFO L208 MainTranslator]: Completed translation [2022-07-26 14:15:37,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:15:37 WrapperNode [2022-07-26 14:15:37,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-26 14:15:37,600 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-26 14:15:37,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-26 14:15:37,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-26 14:15:37,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:15:37" (1/1) ... [2022-07-26 14:15:37,611 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:15:37" (1/1) ... [2022-07-26 14:15:37,624 INFO L137 Inliner]: procedures = 23, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 115 [2022-07-26 14:15:37,625 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-26 14:15:37,625 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-26 14:15:37,625 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-26 14:15:37,625 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-26 14:15:37,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:15:37" (1/1) ... [2022-07-26 14:15:37,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:15:37" (1/1) ... [2022-07-26 14:15:37,634 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:15:37" (1/1) ... [2022-07-26 14:15:37,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:15:37" (1/1) ... [2022-07-26 14:15:37,638 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:15:37" (1/1) ... [2022-07-26 14:15:37,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:15:37" (1/1) ... [2022-07-26 14:15:37,648 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:15:37" (1/1) ... [2022-07-26 14:15:37,650 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-26 14:15:37,651 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-26 14:15:37,651 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-26 14:15:37,651 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-26 14:15:37,652 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:15:37" (1/1) ... [2022-07-26 14:15:37,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:37,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:37,678 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) [2022-07-26 14:15:37,688 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 [2022-07-26 14:15:37,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-26 14:15:37,712 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-07-26 14:15:37,712 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-07-26 14:15:37,712 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-07-26 14:15:37,712 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-07-26 14:15:37,712 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-07-26 14:15:37,712 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-07-26 14:15:37,712 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-07-26 14:15:37,713 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-07-26 14:15:37,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-26 14:15:37,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-26 14:15:37,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-26 14:15:37,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-07-26 14:15:37,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-07-26 14:15:37,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-26 14:15:37,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-26 14:15:37,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-26 14:15:37,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-26 14:15:37,721 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-07-26 14:15:37,779 INFO L234 CfgBuilder]: Building ICFG [2022-07-26 14:15:37,780 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-26 14:15:37,934 INFO L275 CfgBuilder]: Performing block encoding [2022-07-26 14:15:37,970 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-26 14:15:37,970 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-26 14:15:37,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.07 02:15:37 BoogieIcfgContainer [2022-07-26 14:15:37,972 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-26 14:15:37,972 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-26 14:15:37,973 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-26 14:15:37,975 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-26 14:15:37,976 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 14:15:37,976 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.07 02:15:37" (1/3) ... [2022-07-26 14:15:37,976 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1e480b37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.07 02:15:37, skipping insertion in model container [2022-07-26 14:15:37,976 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 14:15:37,977 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:15:37" (2/3) ... [2022-07-26 14:15:37,977 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1e480b37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.07 02:15:37, skipping insertion in model container [2022-07-26 14:15:37,977 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 14:15:37,977 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.07 02:15:37" (3/3) ... [2022-07-26 14:15:37,978 INFO L322 chiAutomizerObserver]: Analyzing ICFG popl20-counter-determinism.wvr.c [2022-07-26 14:15:38,075 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-07-26 14:15:38,117 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 126 places, 126 transitions, 284 flow [2022-07-26 14:15:38,162 INFO L129 PetriNetUnfolder]: 9/118 cut-off events. [2022-07-26 14:15:38,163 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-07-26 14:15:38,167 INFO L84 FinitePrefix]: Finished finitePrefix Result has 135 conditions, 118 events. 9/118 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 94 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2022-07-26 14:15:38,167 INFO L82 GeneralOperation]: Start removeDead. Operand has 126 places, 126 transitions, 284 flow [2022-07-26 14:15:38,172 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 122 places, 118 transitions, 260 flow [2022-07-26 14:15:38,174 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-07-26 14:15:38,180 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 122 places, 118 transitions, 260 flow [2022-07-26 14:15:38,182 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 122 places, 118 transitions, 260 flow [2022-07-26 14:15:38,182 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 122 places, 118 transitions, 260 flow [2022-07-26 14:15:38,199 INFO L129 PetriNetUnfolder]: 9/118 cut-off events. [2022-07-26 14:15:38,200 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-07-26 14:15:38,200 INFO L84 FinitePrefix]: Finished finitePrefix Result has 135 conditions, 118 events. 9/118 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 93 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2022-07-26 14:15:38,202 INFO L116 LiptonReduction]: Number of co-enabled transitions 2520 [2022-07-26 14:15:41,057 INFO L131 LiptonReduction]: Checked pairs total: 2512 [2022-07-26 14:15:41,057 INFO L133 LiptonReduction]: Total number of compositions: 97 [2022-07-26 14:15:41,073 INFO L301 stractBuchiCegarLoop]: Interprodecural is true [2022-07-26 14:15:41,073 INFO L302 stractBuchiCegarLoop]: Hoare is false [2022-07-26 14:15:41,073 INFO L303 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-26 14:15:41,087 INFO L304 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-26 14:15:41,087 INFO L305 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-26 14:15:41,087 INFO L306 stractBuchiCegarLoop]: Difference is false [2022-07-26 14:15:41,088 INFO L307 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-26 14:15:41,088 INFO L311 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-26 14:15:41,090 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-07-26 14:15:41,192 INFO L131 ngComponentsAnalysis]: Automaton has 230 accepting balls. 230 [2022-07-26 14:15:41,193 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-26 14:15:41,193 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-26 14:15:41,200 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-26 14:15:41,200 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-26 14:15:41,200 INFO L333 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-26 14:15:41,200 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 321 states, but on-demand construction may add more states [2022-07-26 14:15:41,215 INFO L131 ngComponentsAnalysis]: Automaton has 230 accepting balls. 230 [2022-07-26 14:15:41,215 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-26 14:15:41,215 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-26 14:15:41,216 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-26 14:15:41,216 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-26 14:15:41,223 INFO L733 eck$LassoCheckResult]: Stem: 129#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 132#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} 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|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, 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] 134#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 136#[L41-4, L88-4]don't care [2022-07-26 14:15:41,224 INFO L735 eck$LassoCheckResult]: Loop: 136#[L41-4, L88-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 136#[L41-4, L88-4]don't care [2022-07-26 14:15:41,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:41,228 INFO L85 PathProgramCache]: Analyzing trace with hash 507959, now seen corresponding path program 1 times [2022-07-26 14:15:41,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:41,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398330320] [2022-07-26 14:15:41,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:41,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:41,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:41,343 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 14:15:41,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:41,382 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 14:15:41,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:41,386 INFO L85 PathProgramCache]: Analyzing trace with hash 501, now seen corresponding path program 1 times [2022-07-26 14:15:41,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:41,387 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248828102] [2022-07-26 14:15:41,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:41,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:41,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:41,405 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 14:15:41,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:41,409 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 14:15:41,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:41,410 INFO L85 PathProgramCache]: Analyzing trace with hash 15747199, now seen corresponding path program 1 times [2022-07-26 14:15:41,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:41,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126571146] [2022-07-26 14:15:41,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:41,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:41,439 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 14:15:41,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:41,449 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 14:15:41,477 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 14:15:41,477 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 14:15:41,478 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 14:15:41,478 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 14:15:41,478 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-26 14:15:41,478 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:41,478 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 14:15:41,478 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 14:15:41,478 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration1_Loop [2022-07-26 14:15:41,478 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 14:15:41,478 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 14:15:41,489 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:41,493 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:41,495 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:41,497 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:41,499 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:41,501 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:41,507 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:41,509 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:41,511 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:41,513 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:41,514 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:41,518 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:41,610 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 14:15:41,611 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-26 14:15:41,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:41,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:41,614 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) [2022-07-26 14:15:41,627 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 [2022-07-26 14:15:41,627 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:41,628 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:41,642 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:41,642 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_1=3} Honda state: {v_rep#funAddr~thread4.offset_1=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:41,661 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 [2022-07-26 14:15:41,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:41,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:41,662 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) [2022-07-26 14:15:41,664 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 [2022-07-26 14:15:41,665 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:41,665 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:41,695 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:41,696 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: [] [2022-07-26 14:15:41,725 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 [2022-07-26 14:15:41,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:41,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:41,738 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) [2022-07-26 14:15:41,792 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 [2022-07-26 14:15:41,792 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:41,793 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:41,814 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 [2022-07-26 14:15:41,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:41,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:41,824 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) [2022-07-26 14:15:41,847 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 [2022-07-26 14:15:41,847 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-26 14:15:41,848 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:41,875 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:41,875 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~counter1~0=0} Honda state: {~counter1~0=0} Generalized eigenvectors: [{~counter1~0=1}, {~counter1~0=3}, {~counter1~0=-3}] Lambdas: [1, 1, 1] Nus: [0, 0] [2022-07-26 14:15:41,903 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 [2022-07-26 14:15:41,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:41,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:41,906 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) [2022-07-26 14:15:41,937 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 [2022-07-26 14:15:41,938 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:41,938 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:41,948 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:41,949 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_1=0} Honda state: {v_rep#funAddr~thread1.offset_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:41,964 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 [2022-07-26 14:15:41,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:41,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:41,965 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) [2022-07-26 14:15:41,966 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 [2022-07-26 14:15:41,967 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:41,968 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:41,978 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:41,978 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_1=-1} Honda state: {v_rep#funAddr~thread3.base_1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:41,993 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 [2022-07-26 14:15:41,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:41,994 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:41,994 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) [2022-07-26 14:15:41,996 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 [2022-07-26 14:15:41,998 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:41,998 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:42,008 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:42,008 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_1=-1} Honda state: {v_rep#funAddr~thread2.base_1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:42,025 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 [2022-07-26 14:15:42,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:42,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:42,026 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) [2022-07-26 14:15:42,027 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 [2022-07-26 14:15:42,028 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:42,028 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:42,046 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:42,046 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_1=-1} Honda state: {v_rep#funAddr~thread4.base_1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:42,091 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 [2022-07-26 14:15:42,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:42,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:42,093 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) [2022-07-26 14:15:42,098 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:42,098 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:42,107 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 [2022-07-26 14:15:42,108 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:42,108 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: [] [2022-07-26 14:15:42,123 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 [2022-07-26 14:15:42,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:42,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:42,124 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) [2022-07-26 14:15:42,124 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 [2022-07-26 14:15:42,126 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:42,126 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:42,143 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:42,143 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.offset_1=2} Honda state: {v_rep#funAddr~thread3.offset_1=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:42,158 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 [2022-07-26 14:15:42,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:42,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:42,160 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) [2022-07-26 14:15:42,162 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 [2022-07-26 14:15:42,163 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:42,163 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:42,186 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:42,186 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread1Thread1of1ForFork1_#t~post2=0} Honda state: {thread1Thread1of1ForFork1_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:42,202 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-07-26 14:15:42,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:42,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:42,204 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) [2022-07-26 14:15:42,205 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 [2022-07-26 14:15:42,205 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:42,205 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:42,232 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 [2022-07-26 14:15:42,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:42,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:42,234 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) [2022-07-26 14:15:42,235 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 [2022-07-26 14:15:42,236 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-26 14:15:42,236 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:42,353 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-26 14:15:42,356 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 [2022-07-26 14:15:42,357 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 14:15:42,357 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 14:15:42,357 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 14:15:42,357 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 14:15:42,357 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-26 14:15:42,357 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:42,357 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 14:15:42,357 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 14:15:42,357 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration1_Loop [2022-07-26 14:15:42,357 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 14:15:42,357 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 14:15:42,358 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:42,364 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:42,366 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:42,369 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:42,373 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:42,375 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:42,377 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:42,378 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:42,381 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:42,383 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:42,385 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:42,389 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:42,495 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 14:15:42,498 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-26 14:15:42,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:42,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:42,500 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) [2022-07-26 14:15:42,501 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 [2022-07-26 14:15:42,502 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 [2022-07-26 14:15:42,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:42,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:42,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:42,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:42,513 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:42,513 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:42,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:42,545 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 [2022-07-26 14:15:42,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:42,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:42,547 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) [2022-07-26 14:15:42,560 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 [2022-07-26 14:15:42,560 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 [2022-07-26 14:15:42,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:42,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:42,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:42,567 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:42,570 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:42,570 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:42,585 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:42,601 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 [2022-07-26 14:15:42,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:42,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:42,602 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) [2022-07-26 14:15:42,603 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 [2022-07-26 14:15:42,604 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 [2022-07-26 14:15:42,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:42,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 14:15:42,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:42,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:42,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:42,611 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 14:15:42,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 14:15:42,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:42,628 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 [2022-07-26 14:15:42,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:42,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:42,629 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) [2022-07-26 14:15:42,630 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 [2022-07-26 14:15:42,631 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 [2022-07-26 14:15:42,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:42,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:42,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:42,637 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:42,641 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:42,641 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:42,652 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:42,668 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 [2022-07-26 14:15:42,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:42,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:42,669 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) [2022-07-26 14:15:42,671 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 [2022-07-26 14:15:42,671 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 [2022-07-26 14:15:42,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:42,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:42,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:42,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:42,691 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:42,691 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:42,700 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:42,716 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 [2022-07-26 14:15:42,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:42,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:42,717 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) [2022-07-26 14:15:42,721 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 [2022-07-26 14:15:42,722 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 [2022-07-26 14:15:42,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:42,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:42,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:42,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:42,731 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:42,731 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:42,746 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:42,764 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 [2022-07-26 14:15:42,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:42,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:42,765 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) [2022-07-26 14:15:42,766 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 [2022-07-26 14:15:42,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 14:15:42,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:42,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:42,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:42,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:42,775 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:42,775 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:42,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:42,804 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 [2022-07-26 14:15:42,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:42,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:42,806 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) [2022-07-26 14:15:42,807 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 [2022-07-26 14:15:42,808 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 [2022-07-26 14:15:42,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:42,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:42,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:42,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:42,816 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:42,816 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:42,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:42,847 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 [2022-07-26 14:15:42,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:42,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:42,849 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) [2022-07-26 14:15:42,850 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 [2022-07-26 14:15:42,851 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 [2022-07-26 14:15:42,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:42,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:42,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:42,858 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:42,863 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:42,863 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:42,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:42,913 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 [2022-07-26 14:15:42,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:42,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:42,914 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) [2022-07-26 14:15:42,916 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 [2022-07-26 14:15:42,917 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 [2022-07-26 14:15:42,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:42,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 14:15:42,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:42,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:42,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:42,924 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 14:15:42,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 14:15:42,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:42,975 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 [2022-07-26 14:15:42,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:42,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:42,977 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) [2022-07-26 14:15:42,977 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 [2022-07-26 14:15:42,980 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 [2022-07-26 14:15:42,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:42,987 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 14:15:42,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:42,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:42,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:42,987 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 14:15:42,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 14:15:43,003 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-26 14:15:43,006 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-26 14:15:43,006 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-26 14:15:43,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:43,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:43,008 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) [2022-07-26 14:15:43,009 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 [2022-07-26 14:15:43,010 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-26 14:15:43,010 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-26 14:15:43,010 INFO L513 LassoAnalysis]: Proved termination. [2022-07-26 14:15:43,011 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread1Thread1of1ForFork1_~i~0) = 1*~N~0 - 1*thread1Thread1of1ForFork1_~i~0 Supporting invariants [] [2022-07-26 14:15:43,034 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 [2022-07-26 14:15:43,037 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-26 14:15:43,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:43,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 14:15:43,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-26 14:15:43,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 14:15:43,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 14:15:43,117 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-26 14:15:43,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 14:15:43,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-26 14:15:43,147 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-26 14:15:43,149 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand currently 321 states, but on-demand construction may add more states Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2022-07-26 14:15:43,248 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand currently 321 states, but on-demand construction may add more states. Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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 876 states and 4293 transitions. Complement of second has 5 states. [2022-07-26 14:15:43,249 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 [2022-07-26 14:15:43,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2022-07-26 14:15:43,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 63 transitions. [2022-07-26 14:15:43,254 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 63 transitions. Stem has 3 letters. Loop has 1 letters. [2022-07-26 14:15:43,254 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:43,254 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 63 transitions. Stem has 4 letters. Loop has 1 letters. [2022-07-26 14:15:43,255 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:43,255 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 63 transitions. Stem has 3 letters. Loop has 2 letters. [2022-07-26 14:15:43,255 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:43,255 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 876 states and 4293 transitions. [2022-07-26 14:15:43,286 INFO L131 ngComponentsAnalysis]: Automaton has 200 accepting balls. 200 [2022-07-26 14:15:43,300 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 876 states to 693 states and 3407 transitions. [2022-07-26 14:15:43,301 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 383 [2022-07-26 14:15:43,312 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 538 [2022-07-26 14:15:43,312 INFO L73 IsDeterministic]: Start isDeterministic. Operand 693 states and 3407 transitions. [2022-07-26 14:15:43,313 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-26 14:15:43,313 INFO L220 hiAutomatonCegarLoop]: Abstraction has 693 states and 3407 transitions. [2022-07-26 14:15:43,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 693 states and 3407 transitions. [2022-07-26 14:15:43,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 693 to 540. [2022-07-26 14:15:43,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 540 states, 540 states have (on average 5.2) internal successors, (2808), 539 states have internal predecessors, (2808), 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) [2022-07-26 14:15:43,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 2808 transitions. [2022-07-26 14:15:43,394 INFO L242 hiAutomatonCegarLoop]: Abstraction has 540 states and 2808 transitions. [2022-07-26 14:15:43,394 INFO L426 stractBuchiCegarLoop]: Abstraction has 540 states and 2808 transitions. [2022-07-26 14:15:43,394 INFO L333 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-26 14:15:43,394 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 540 states and 2808 transitions. [2022-07-26 14:15:43,415 INFO L131 ngComponentsAnalysis]: Automaton has 200 accepting balls. 200 [2022-07-26 14:15:43,416 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-26 14:15:43,416 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-26 14:15:43,416 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-26 14:15:43,416 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-26 14:15:43,417 INFO L733 eck$LassoCheckResult]: Stem: 2735#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 2677#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} 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|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, 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] 1847#[thread1ENTRY, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 1851#[thread1ENTRY, L89-3]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 2641#[thread1ENTRY, thread2ENTRY, L89-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 2365#[thread1ENTRY, L89-4, L51-4]don't care [2022-07-26 14:15:43,417 INFO L735 eck$LassoCheckResult]: Loop: 2365#[thread1ENTRY, L89-4, L51-4]don't care [468] L51-4-->L51-4: Formula: (and (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|) (= |v_thread2Thread1of1ForFork3_~i~1#1_27| (+ |v_thread2Thread1of1ForFork3_~i~1#1_28| 1)) (< |v_thread2Thread1of1ForFork3_~i~1#1_28| v_~N~0_43) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7| (ite (< 0 v_~counter1~0_65) 1 0)) (= (+ v_~counter1~0_64 1) v_~counter1~0_65) (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| 0))) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_28|, ~counter1~0=v_~counter1~0_65, ~N~0=v_~N~0_43} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_7|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_15|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_27|, ~counter1~0=v_~counter1~0_64, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|, ~N~0=v_~N~0_43} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_~i~1#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 2365#[thread1ENTRY, L89-4, L51-4]don't care [2022-07-26 14:15:43,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:43,417 INFO L85 PathProgramCache]: Analyzing trace with hash 488299262, now seen corresponding path program 1 times [2022-07-26 14:15:43,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:43,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871667135] [2022-07-26 14:15:43,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:43,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:43,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:43,444 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 14:15:43,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:43,466 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 14:15:43,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:43,466 INFO L85 PathProgramCache]: Analyzing trace with hash 499, now seen corresponding path program 1 times [2022-07-26 14:15:43,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:43,467 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400748812] [2022-07-26 14:15:43,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:43,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:43,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:43,472 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 14:15:43,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:43,484 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 14:15:43,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:43,485 INFO L85 PathProgramCache]: Analyzing trace with hash -2042591594, now seen corresponding path program 1 times [2022-07-26 14:15:43,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:43,485 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931313594] [2022-07-26 14:15:43,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:43,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:43,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 14:15:43,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-26 14:15:43,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-26 14:15:43,530 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931313594] [2022-07-26 14:15:43,531 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1931313594] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-26 14:15:43,531 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-26 14:15:43,531 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-07-26 14:15:43,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338597293] [2022-07-26 14:15:43,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-26 14:15:43,561 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 14:15:43,562 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 14:15:43,562 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 14:15:43,562 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 14:15:43,562 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-26 14:15:43,562 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:43,562 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 14:15:43,562 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 14:15:43,562 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration2_Loop [2022-07-26 14:15:43,562 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 14:15:43,562 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 14:15:43,563 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,566 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,568 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,570 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,572 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,573 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,575 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,577 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,578 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,582 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,583 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,585 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,587 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,669 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 14:15:43,670 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-26 14:15:43,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:43,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:43,671 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) [2022-07-26 14:15:43,672 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 [2022-07-26 14:15:43,700 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:43,700 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:43,740 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 [2022-07-26 14:15:43,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:43,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:43,742 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) [2022-07-26 14:15:43,744 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 [2022-07-26 14:15:43,745 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-26 14:15:43,745 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:43,770 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-26 14:15:43,775 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 [2022-07-26 14:15:43,775 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 14:15:43,775 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 14:15:43,776 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 14:15:43,776 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 14:15:43,776 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-26 14:15:43,776 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:43,776 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 14:15:43,776 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 14:15:43,776 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration2_Loop [2022-07-26 14:15:43,776 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 14:15:43,776 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 14:15:43,777 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,783 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,784 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,800 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,803 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,804 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,806 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,807 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,811 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,813 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,814 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,817 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,818 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:43,911 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 14:15:43,911 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-26 14:15:43,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:43,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:43,912 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) [2022-07-26 14:15:43,927 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 [2022-07-26 14:15:43,934 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 [2022-07-26 14:15:43,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:43,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:43,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:43,940 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:43,941 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:43,941 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:43,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:43,974 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 [2022-07-26 14:15:43,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:43,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:43,984 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) [2022-07-26 14:15:43,985 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 [2022-07-26 14:15:43,986 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 [2022-07-26 14:15:43,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:43,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 14:15:43,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:43,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:43,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:43,993 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 14:15:43,993 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 14:15:44,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:44,044 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 [2022-07-26 14:15:44,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:44,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:44,046 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) [2022-07-26 14:15:44,046 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 [2022-07-26 14:15:44,048 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 [2022-07-26 14:15:44,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:44,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 14:15:44,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:44,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:44,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:44,054 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 14:15:44,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 14:15:44,075 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-26 14:15:44,076 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2022-07-26 14:15:44,076 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-26 14:15:44,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:44,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:44,078 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) [2022-07-26 14:15:44,113 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 [2022-07-26 14:15:44,113 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-26 14:15:44,114 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-26 14:15:44,114 INFO L513 LassoAnalysis]: Proved termination. [2022-07-26 14:15:44,114 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~counter1~0) = 1*~counter1~0 Supporting invariants [] [2022-07-26 14:15:44,131 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 [2022-07-26 14:15:44,132 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-26 14:15:44,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:44,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 14:15:44,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-26 14:15:44,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 14:15:44,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 14:15:44,171 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-26 14:15:44,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 14:15:44,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-26 14:15:44,172 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-26 14:15:44,172 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 540 states and 2808 transitions. cyclomatic complexity: 2546 Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2022-07-26 14:15:44,246 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 540 states and 2808 transitions. cyclomatic complexity: 2546. Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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 1615 states and 8279 transitions. Complement of second has 5 states. [2022-07-26 14:15:44,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-26 14:15:44,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2022-07-26 14:15:44,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 59 transitions. [2022-07-26 14:15:44,247 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 59 transitions. Stem has 5 letters. Loop has 1 letters. [2022-07-26 14:15:44,247 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:44,247 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 59 transitions. Stem has 6 letters. Loop has 1 letters. [2022-07-26 14:15:44,247 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:44,247 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 59 transitions. Stem has 5 letters. Loop has 2 letters. [2022-07-26 14:15:44,247 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:44,247 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1615 states and 8279 transitions. [2022-07-26 14:15:44,297 INFO L131 ngComponentsAnalysis]: Automaton has 266 accepting balls. 266 [2022-07-26 14:15:44,322 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1615 states to 1399 states and 7112 transitions. [2022-07-26 14:15:44,322 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 612 [2022-07-26 14:15:44,325 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 788 [2022-07-26 14:15:44,325 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1399 states and 7112 transitions. [2022-07-26 14:15:44,325 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-26 14:15:44,325 INFO L220 hiAutomatonCegarLoop]: Abstraction has 1399 states and 7112 transitions. [2022-07-26 14:15:44,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1399 states and 7112 transitions. [2022-07-26 14:15:44,339 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:44,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1399 to 984. [2022-07-26 14:15:44,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 984 states, 984 states have (on average 5.534552845528455) internal successors, (5446), 983 states have internal predecessors, (5446), 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) [2022-07-26 14:15:44,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 984 states and 5446 transitions. [2022-07-26 14:15:44,367 INFO L242 hiAutomatonCegarLoop]: Abstraction has 984 states and 5446 transitions. [2022-07-26 14:15:44,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-26 14:15:44,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-26 14:15:44,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-26 14:15:44,370 INFO L87 Difference]: Start difference. First operand 984 states and 5446 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2022-07-26 14:15:44,373 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-07-26 14:15:44,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-26 14:15:44,423 INFO L93 Difference]: Finished difference Result 1426 states and 6977 transitions. [2022-07-26 14:15:44,423 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1426 states and 6977 transitions. [2022-07-26 14:15:44,438 INFO L131 ngComponentsAnalysis]: Automaton has 334 accepting balls. 334 [2022-07-26 14:15:44,451 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1426 states to 1289 states and 6198 transitions. [2022-07-26 14:15:44,451 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 808 [2022-07-26 14:15:44,452 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 808 [2022-07-26 14:15:44,452 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1289 states and 6198 transitions. [2022-07-26 14:15:44,453 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-26 14:15:44,453 INFO L220 hiAutomatonCegarLoop]: Abstraction has 1289 states and 6198 transitions. [2022-07-26 14:15:44,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1289 states and 6198 transitions. [2022-07-26 14:15:44,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1289 to 1005. [2022-07-26 14:15:44,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1005 states, 1005 states have (on average 5.164179104477612) internal successors, (5190), 1004 states have internal predecessors, (5190), 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) [2022-07-26 14:15:44,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 1005 states and 5190 transitions. [2022-07-26 14:15:44,475 INFO L242 hiAutomatonCegarLoop]: Abstraction has 1005 states and 5190 transitions. [2022-07-26 14:15:44,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-26 14:15:44,475 INFO L426 stractBuchiCegarLoop]: Abstraction has 1005 states and 5190 transitions. [2022-07-26 14:15:44,475 INFO L333 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-26 14:15:44,476 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1005 states and 5190 transitions. [2022-07-26 14:15:44,482 INFO L131 ngComponentsAnalysis]: Automaton has 254 accepting balls. 254 [2022-07-26 14:15:44,482 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-26 14:15:44,483 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-26 14:15:44,483 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-26 14:15:44,483 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-26 14:15:44,483 INFO L733 eck$LassoCheckResult]: Stem: 9118#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 9040#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} 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|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, 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] 7986#[thread1ENTRY, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 7990#[thread1ENTRY, L89-3]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 8980#[thread1ENTRY, thread2ENTRY, L89-4]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 8998#[thread1ENTRY, L90-3, thread2ENTRY]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 8450#[thread1ENTRY, L90-4, thread3ENTRY, thread2ENTRY]don't care [354] thread3ENTRY-->L62-4: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2] 8452#[L62-4, thread1ENTRY, L90-4, thread2ENTRY]don't care [2022-07-26 14:15:44,483 INFO L735 eck$LassoCheckResult]: Loop: 8452#[L62-4, thread1ENTRY, L90-4, thread2ENTRY]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 8452#[L62-4, thread1ENTRY, L90-4, thread2ENTRY]don't care [2022-07-26 14:15:44,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:44,484 INFO L85 PathProgramCache]: Analyzing trace with hash 1104291497, now seen corresponding path program 1 times [2022-07-26 14:15:44,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:44,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631954276] [2022-07-26 14:15:44,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:44,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:44,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:44,502 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 14:15:44,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:44,513 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 14:15:44,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:44,513 INFO L85 PathProgramCache]: Analyzing trace with hash 507, now seen corresponding path program 1 times [2022-07-26 14:15:44,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:44,513 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121237528] [2022-07-26 14:15:44,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:44,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:44,516 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 14:15:44,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:44,518 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 14:15:44,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:44,518 INFO L85 PathProgramCache]: Analyzing trace with hash -126701485, now seen corresponding path program 1 times [2022-07-26 14:15:44,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:44,518 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565596541] [2022-07-26 14:15:44,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:44,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:44,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:44,531 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 14:15:44,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:44,541 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 14:15:44,553 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 14:15:44,553 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 14:15:44,553 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 14:15:44,553 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 14:15:44,553 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-26 14:15:44,553 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:44,553 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 14:15:44,553 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 14:15:44,553 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration3_Loop [2022-07-26 14:15:44,553 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 14:15:44,553 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 14:15:44,554 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:44,556 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:44,558 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:44,560 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:44,561 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:44,563 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:44,566 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:44,568 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:44,569 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:44,571 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:44,572 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:44,573 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:44,630 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 14:15:44,630 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-26 14:15:44,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:44,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:44,652 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) [2022-07-26 14:15:44,656 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 [2022-07-26 14:15:44,657 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:44,657 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:44,696 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:44,696 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: [] [2022-07-26 14:15:44,711 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 [2022-07-26 14:15:44,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:44,711 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:44,712 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) [2022-07-26 14:15:44,716 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 [2022-07-26 14:15:44,716 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:44,717 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:44,735 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:44,735 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_5=-1} Honda state: {v_rep#funAddr~thread4.base_5=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:44,750 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:44,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:44,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:44,751 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) [2022-07-26 14:15:44,752 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 [2022-07-26 14:15:44,753 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:44,753 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:44,788 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:44,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:44,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:44,790 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) [2022-07-26 14:15:44,790 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 [2022-07-26 14:15:44,792 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-26 14:15:44,792 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:44,809 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:44,809 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~counter2~0=0} Honda state: {~counter2~0=0} Generalized eigenvectors: [{~counter2~0=-2}, {~counter2~0=4}, {~counter2~0=-1}] Lambdas: [1, 1, 1] Nus: [0, 0] [2022-07-26 14:15:44,824 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 [2022-07-26 14:15:44,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:44,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:44,825 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) [2022-07-26 14:15:44,826 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 [2022-07-26 14:15:44,827 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:44,827 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:44,837 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:44,837 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_5=-1} Honda state: {v_rep#funAddr~thread2.base_5=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:44,852 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-07-26 14:15:44,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:44,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:44,854 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) [2022-07-26 14:15:44,854 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 [2022-07-26 14:15:44,856 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:44,856 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:44,866 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:44,866 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_5=-1} Honda state: {v_rep#funAddr~thread3.base_5=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:44,882 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 [2022-07-26 14:15:44,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:44,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:44,884 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) [2022-07-26 14:15:44,885 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 [2022-07-26 14:15:44,886 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:44,886 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:44,907 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-07-26 14:15:44,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:44,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:44,909 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) [2022-07-26 14:15:44,911 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 [2022-07-26 14:15:44,911 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-26 14:15:44,911 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:45,031 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-26 14:15:45,036 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:45,036 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 14:15:45,036 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 14:15:45,036 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 14:15:45,036 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 14:15:45,036 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-26 14:15:45,036 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:45,036 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 14:15:45,036 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 14:15:45,036 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration3_Loop [2022-07-26 14:15:45,036 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 14:15:45,036 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 14:15:45,037 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,048 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,053 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,054 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,056 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,057 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,058 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,061 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,062 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,063 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,064 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,065 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,116 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 14:15:45,117 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-26 14:15:45,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:45,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:45,127 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) [2022-07-26 14:15:45,137 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 [2022-07-26 14:15:45,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:45,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:45,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:45,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:45,144 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:45,144 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:45,148 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 [2022-07-26 14:15:45,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:45,173 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 [2022-07-26 14:15:45,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:45,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:45,174 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) [2022-07-26 14:15:45,175 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 [2022-07-26 14:15:45,176 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 [2022-07-26 14:15:45,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:45,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:45,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:45,181 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:45,182 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:45,182 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:45,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:45,213 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:45,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:45,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:45,223 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) [2022-07-26 14:15:45,224 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 [2022-07-26 14:15:45,240 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 [2022-07-26 14:15:45,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:45,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:45,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:45,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:45,247 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:45,247 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:45,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:45,278 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:45,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:45,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:45,279 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) [2022-07-26 14:15:45,280 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 [2022-07-26 14:15:45,281 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 [2022-07-26 14:15:45,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:45,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 14:15:45,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:45,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:45,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:45,287 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 14:15:45,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 14:15:45,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:45,324 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 [2022-07-26 14:15:45,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:45,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:45,325 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) [2022-07-26 14:15:45,326 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 [2022-07-26 14:15:45,327 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 [2022-07-26 14:15:45,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:45,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:45,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:45,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:45,334 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:45,334 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:45,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:45,364 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 [2022-07-26 14:15:45,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:45,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:45,366 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) [2022-07-26 14:15:45,366 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 [2022-07-26 14:15:45,368 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 [2022-07-26 14:15:45,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:45,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:45,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:45,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:45,374 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:45,374 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:45,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:45,405 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 [2022-07-26 14:15:45,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:45,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:45,406 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) [2022-07-26 14:15:45,407 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 [2022-07-26 14:15:45,408 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 [2022-07-26 14:15:45,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:45,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 14:15:45,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:45,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:45,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:45,414 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 14:15:45,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 14:15:45,424 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-26 14:15:45,426 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-26 14:15:45,426 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-26 14:15:45,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:45,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:45,440 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) [2022-07-26 14:15:45,459 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 [2022-07-26 14:15:45,460 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-26 14:15:45,460 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-26 14:15:45,460 INFO L513 LassoAnalysis]: Proved termination. [2022-07-26 14:15:45,460 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread3Thread1of1ForFork0_~i~2) = 1*~N~0 - 1*thread3Thread1of1ForFork0_~i~2 Supporting invariants [] [2022-07-26 14:15:45,488 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 [2022-07-26 14:15:45,489 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-26 14:15:45,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:45,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 14:15:45,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-26 14:15:45,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 14:15:45,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 14:15:45,533 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-26 14:15:45,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 14:15:45,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-26 14:15:45,533 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-26 14:15:45,534 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1005 states and 5190 transitions. cyclomatic complexity: 4630 Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2022-07-26 14:15:45,643 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 [2022-07-26 14:15:45,645 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1005 states and 5190 transitions. cyclomatic complexity: 4630. Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 2860 states and 15503 transitions. Complement of second has 4 states. [2022-07-26 14:15:45,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-26 14:15:45,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2022-07-26 14:15:45,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 61 transitions. [2022-07-26 14:15:45,646 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 61 transitions. Stem has 7 letters. Loop has 1 letters. [2022-07-26 14:15:45,646 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:45,646 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 61 transitions. Stem has 8 letters. Loop has 1 letters. [2022-07-26 14:15:45,646 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:45,646 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 61 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-26 14:15:45,646 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:45,646 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2860 states and 15503 transitions. [2022-07-26 14:15:45,676 INFO L131 ngComponentsAnalysis]: Automaton has 168 accepting balls. 168 [2022-07-26 14:15:45,698 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2860 states to 2102 states and 11024 transitions. [2022-07-26 14:15:45,698 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 693 [2022-07-26 14:15:45,700 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 913 [2022-07-26 14:15:45,700 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2102 states and 11024 transitions. [2022-07-26 14:15:45,700 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-26 14:15:45,700 INFO L220 hiAutomatonCegarLoop]: Abstraction has 2102 states and 11024 transitions. [2022-07-26 14:15:45,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2102 states and 11024 transitions. [2022-07-26 14:15:45,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2102 to 1633. [2022-07-26 14:15:45,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1633 states, 1633 states have (on average 5.487446417636252) internal successors, (8961), 1632 states have internal predecessors, (8961), 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) [2022-07-26 14:15:45,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1633 states and 8961 transitions. [2022-07-26 14:15:45,737 INFO L242 hiAutomatonCegarLoop]: Abstraction has 1633 states and 8961 transitions. [2022-07-26 14:15:45,737 INFO L426 stractBuchiCegarLoop]: Abstraction has 1633 states and 8961 transitions. [2022-07-26 14:15:45,737 INFO L333 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-26 14:15:45,737 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1633 states and 8961 transitions. [2022-07-26 14:15:45,748 INFO L131 ngComponentsAnalysis]: Automaton has 168 accepting balls. 168 [2022-07-26 14:15:45,748 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-26 14:15:45,748 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-26 14:15:45,749 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-07-26 14:15:45,749 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-26 14:15:45,749 INFO L733 eck$LassoCheckResult]: Stem: 14568#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 14398#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} 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|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, 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] 12910#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 12912#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 13676#[L41-4, L89-3]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 14042#[L41-4, thread2ENTRY, L89-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 14446#[L41-4, L89-4, L51-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 14854#[L41-4, L89-4, L51-4]don't care [468] L51-4-->L51-4: Formula: (and (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|) (= |v_thread2Thread1of1ForFork3_~i~1#1_27| (+ |v_thread2Thread1of1ForFork3_~i~1#1_28| 1)) (< |v_thread2Thread1of1ForFork3_~i~1#1_28| v_~N~0_43) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7| (ite (< 0 v_~counter1~0_65) 1 0)) (= (+ v_~counter1~0_64 1) v_~counter1~0_65) (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| 0))) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_28|, ~counter1~0=v_~counter1~0_65, ~N~0=v_~N~0_43} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_7|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_15|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_27|, ~counter1~0=v_~counter1~0_64, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|, ~N~0=v_~N~0_43} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_~i~1#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 14892#[L41-4, L89-4, L51-4]don't care [2022-07-26 14:15:45,749 INFO L735 eck$LassoCheckResult]: Loop: 14892#[L41-4, L89-4, L51-4]don't care [468] L51-4-->L51-4: Formula: (and (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|) (= |v_thread2Thread1of1ForFork3_~i~1#1_27| (+ |v_thread2Thread1of1ForFork3_~i~1#1_28| 1)) (< |v_thread2Thread1of1ForFork3_~i~1#1_28| v_~N~0_43) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7| (ite (< 0 v_~counter1~0_65) 1 0)) (= (+ v_~counter1~0_64 1) v_~counter1~0_65) (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| 0))) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_28|, ~counter1~0=v_~counter1~0_65, ~N~0=v_~N~0_43} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_7|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_15|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_27|, ~counter1~0=v_~counter1~0_64, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|, ~N~0=v_~N~0_43} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_~i~1#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 14892#[L41-4, L89-4, L51-4]don't care [2022-07-26 14:15:45,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:45,750 INFO L85 PathProgramCache]: Analyzing trace with hash 128906748, now seen corresponding path program 1 times [2022-07-26 14:15:45,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:45,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861788132] [2022-07-26 14:15:45,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:45,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:45,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:45,760 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 14:15:45,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:45,768 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 14:15:45,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:45,768 INFO L85 PathProgramCache]: Analyzing trace with hash 499, now seen corresponding path program 2 times [2022-07-26 14:15:45,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:45,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672330020] [2022-07-26 14:15:45,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:45,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:45,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:45,771 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 14:15:45,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:45,790 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 14:15:45,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:45,790 INFO L85 PathProgramCache]: Analyzing trace with hash -298857640, now seen corresponding path program 2 times [2022-07-26 14:15:45,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:45,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147978309] [2022-07-26 14:15:45,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:45,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:45,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 14:15:45,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-26 14:15:45,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-26 14:15:45,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147978309] [2022-07-26 14:15:45,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147978309] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-26 14:15:45,816 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-26 14:15:45,816 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-26 14:15:45,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503125842] [2022-07-26 14:15:45,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-26 14:15:45,854 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 14:15:45,854 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 14:15:45,854 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 14:15:45,854 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 14:15:45,854 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-26 14:15:45,854 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:45,854 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 14:15:45,854 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 14:15:45,854 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration4_Loop [2022-07-26 14:15:45,854 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 14:15:45,854 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 14:15:45,855 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,857 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,859 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,861 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,863 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,865 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,866 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,870 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,873 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,877 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,878 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,880 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,885 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:45,971 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 14:15:45,971 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-26 14:15:45,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:45,971 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:45,972 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) [2022-07-26 14:15:45,973 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 [2022-07-26 14:15:45,974 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:45,974 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:45,995 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:45,995 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork3_#t~post3#1=0} Honda state: {thread2Thread1of1ForFork3_#t~post3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:46,011 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 [2022-07-26 14:15:46,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:46,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:46,012 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 14:15:46,013 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-07-26 14:15:46,014 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:46,014 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:46,025 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:46,025 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: [] [2022-07-26 14:15:46,044 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:46,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:46,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:46,046 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 14:15:46,047 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-07-26 14:15:46,048 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:46,048 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:46,069 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:46,069 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_7=-1} Honda state: {v_rep#funAddr~thread3.base_7=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:46,084 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:46,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:46,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:46,085 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 14:15:46,086 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-07-26 14:15:46,088 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:46,088 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:46,098 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:46,099 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_7=-1} Honda state: {v_rep#funAddr~thread4.base_7=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:46,114 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-07-26 14:15:46,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:46,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:46,116 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 14:15:46,117 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-07-26 14:15:46,118 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:46,118 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:46,136 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:46,137 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: [] [2022-07-26 14:15:46,152 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:46,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:46,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:46,153 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 14:15:46,154 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-07-26 14:15:46,155 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:46,155 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:46,176 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:46,176 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_7=3} Honda state: {v_rep#funAddr~thread4.offset_7=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:46,191 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:46,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:46,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:46,193 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 14:15:46,193 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-07-26 14:15:46,194 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:46,194 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:46,215 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:46,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:46,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:46,216 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 14:15:46,222 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-07-26 14:15:46,222 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-26 14:15:46,223 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:46,247 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-26 14:15:46,249 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:46,249 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 14:15:46,250 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 14:15:46,250 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 14:15:46,250 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 14:15:46,250 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-26 14:15:46,250 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:46,250 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 14:15:46,250 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 14:15:46,250 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration4_Loop [2022-07-26 14:15:46,250 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 14:15:46,250 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 14:15:46,251 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:46,269 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:46,270 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:46,271 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:46,273 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:46,274 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:46,276 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:46,277 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:46,280 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:46,282 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:46,285 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:46,286 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:46,289 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:46,358 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 14:15:46,358 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-26 14:15:46,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:46,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:46,359 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 14:15:46,361 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-07-26 14:15:46,361 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 [2022-07-26 14:15:46,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:46,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:46,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:46,367 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:46,368 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:46,368 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:46,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:46,419 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:46,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:46,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:46,427 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 14:15:46,428 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-07-26 14:15:46,429 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 [2022-07-26 14:15:46,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:46,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:46,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:46,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:46,436 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:46,436 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:46,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:46,467 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:46,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:46,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:46,468 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 14:15:46,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-07-26 14:15:46,469 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 [2022-07-26 14:15:46,475 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:46,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 14:15:46,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:46,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:46,475 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:46,476 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 14:15:46,476 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 14:15:46,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:46,507 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-07-26 14:15:46,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:46,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:46,508 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 14:15:46,509 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-07-26 14:15:46,510 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 [2022-07-26 14:15:46,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:46,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:46,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:46,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:46,516 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:46,516 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:46,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:46,547 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:46,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:46,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:46,549 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 14:15:46,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-07-26 14:15:46,550 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 [2022-07-26 14:15:46,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:46,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:46,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:46,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:46,557 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:46,557 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:46,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:46,598 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:46,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:46,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:46,602 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 14:15:46,603 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-07-26 14:15:46,604 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 [2022-07-26 14:15:46,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:46,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:46,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:46,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:46,617 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:46,618 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:46,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:46,668 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:46,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:46,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:46,691 INFO L229 MonitoredProcess]: Starting monitored process 63 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) [2022-07-26 14:15:46,707 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 [2022-07-26 14:15:46,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:46,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:46,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:46,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:46,714 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:46,714 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:46,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-07-26 14:15:46,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:46,742 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:46,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:46,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:46,743 INFO L229 MonitoredProcess]: Starting monitored process 64 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) [2022-07-26 14:15:46,744 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-07-26 14:15:46,745 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 [2022-07-26 14:15:46,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:46,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 14:15:46,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:46,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:46,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:46,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 14:15:46,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 14:15:46,766 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-26 14:15:46,768 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-26 14:15:46,768 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-26 14:15:46,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:46,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:46,769 INFO L229 MonitoredProcess]: Starting monitored process 65 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) [2022-07-26 14:15:46,770 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-07-26 14:15:46,771 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-26 14:15:46,771 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-26 14:15:46,771 INFO L513 LassoAnalysis]: Proved termination. [2022-07-26 14:15:46,771 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~counter1~0) = 1*~counter1~0 Supporting invariants [] [2022-07-26 14:15:46,787 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:46,787 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-26 14:15:46,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:46,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 14:15:46,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-26 14:15:46,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 14:15:46,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 14:15:46,830 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-26 14:15:46,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 14:15:46,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-26 14:15:46,830 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-26 14:15:46,830 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1633 states and 8961 transitions. cyclomatic complexity: 7895 Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2022-07-26 14:15:46,932 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:46,961 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1633 states and 8961 transitions. cyclomatic complexity: 7895. Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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 4275 states and 22710 transitions. Complement of second has 5 states. [2022-07-26 14:15:46,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-26 14:15:46,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2022-07-26 14:15:46,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 63 transitions. [2022-07-26 14:15:46,962 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 63 transitions. Stem has 8 letters. Loop has 1 letters. [2022-07-26 14:15:46,962 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:46,962 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 63 transitions. Stem has 9 letters. Loop has 1 letters. [2022-07-26 14:15:46,962 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:46,962 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 63 transitions. Stem has 8 letters. Loop has 2 letters. [2022-07-26 14:15:46,962 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:46,962 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4275 states and 22710 transitions. [2022-07-26 14:15:47,009 INFO L131 ngComponentsAnalysis]: Automaton has 274 accepting balls. 274 [2022-07-26 14:15:47,045 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4275 states to 3338 states and 17667 transitions. [2022-07-26 14:15:47,045 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1191 [2022-07-26 14:15:47,048 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1293 [2022-07-26 14:15:47,048 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3338 states and 17667 transitions. [2022-07-26 14:15:47,048 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-26 14:15:47,048 INFO L220 hiAutomatonCegarLoop]: Abstraction has 3338 states and 17667 transitions. [2022-07-26 14:15:47,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3338 states and 17667 transitions. [2022-07-26 14:15:47,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3338 to 2059. [2022-07-26 14:15:47,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2059 states, 2059 states have (on average 5.656629431762992) internal successors, (11647), 2058 states have internal predecessors, (11647), 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) [2022-07-26 14:15:47,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 2059 states and 11647 transitions. [2022-07-26 14:15:47,104 INFO L242 hiAutomatonCegarLoop]: Abstraction has 2059 states and 11647 transitions. [2022-07-26 14:15:47,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-26 14:15:47,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-26 14:15:47,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-26 14:15:47,105 INFO L87 Difference]: Start difference. First operand 2059 states and 11647 transitions. Second operand has 5 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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) [2022-07-26 14:15:47,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-26 14:15:47,197 INFO L93 Difference]: Finished difference Result 4431 states and 23938 transitions. [2022-07-26 14:15:47,197 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4431 states and 23938 transitions. [2022-07-26 14:15:47,240 INFO L131 ngComponentsAnalysis]: Automaton has 346 accepting balls. 346 [2022-07-26 14:15:47,275 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4431 states to 4106 states and 22235 transitions. [2022-07-26 14:15:47,275 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1599 [2022-07-26 14:15:47,278 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1667 [2022-07-26 14:15:47,278 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4106 states and 22235 transitions. [2022-07-26 14:15:47,278 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-26 14:15:47,278 INFO L220 hiAutomatonCegarLoop]: Abstraction has 4106 states and 22235 transitions. [2022-07-26 14:15:47,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4106 states and 22235 transitions. [2022-07-26 14:15:47,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4106 to 3002. [2022-07-26 14:15:47,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3002 states, 3002 states have (on average 5.7618254497002) internal successors, (17297), 3001 states have internal predecessors, (17297), 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) [2022-07-26 14:15:47,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3002 states to 3002 states and 17297 transitions. [2022-07-26 14:15:47,417 INFO L242 hiAutomatonCegarLoop]: Abstraction has 3002 states and 17297 transitions. [2022-07-26 14:15:47,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-26 14:15:47,417 INFO L426 stractBuchiCegarLoop]: Abstraction has 3002 states and 17297 transitions. [2022-07-26 14:15:47,417 INFO L333 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-26 14:15:47,417 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3002 states and 17297 transitions. [2022-07-26 14:15:47,433 INFO L131 ngComponentsAnalysis]: Automaton has 228 accepting balls. 228 [2022-07-26 14:15:47,433 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-26 14:15:47,433 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-26 14:15:47,434 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-26 14:15:47,434 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-26 14:15:47,434 INFO L733 eck$LassoCheckResult]: Stem: 30699#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 30523#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} 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|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, 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] 29051#[thread1ENTRY, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 29055#[thread1ENTRY, L89-3]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 30367#[thread1ENTRY, thread2ENTRY, L89-4]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 30411#[thread1ENTRY, L90-3, thread2ENTRY]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 29553#[thread1ENTRY, L90-4, thread3ENTRY, thread2ENTRY]don't care [477] L90-4-->L91-3: Formula: (and (= |v_#pthreadsForks_55| (+ |v_#pthreadsForks_56| 1)) (<= (+ 4 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (select |v_#length_77| |v_ULTIMATE.start_main_~#t4~0#1.base_29|)) (= |v_#memory_int_67| (store |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29| (store (select |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) |v_ULTIMATE.start_main_~#t4~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre16#1_17|))) (<= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (= |v_ULTIMATE.start_main_#t~pre16#1_17| |v_#pthreadsForks_56|) (= (select |v_#valid_122| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_56|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_68|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|} OutVars{#pthreadsForks=|v_#pthreadsForks_55|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_19|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_67|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_17|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_9|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre14#1, #memory_int, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_#t~nondet15#1] 29559#[thread1ENTRY, thread3ENTRY, thread2ENTRY, L91-3]don't care [382] L91-3-->thread4ENTRY: Formula: (and (= 0 v_thread4Thread1of1ForFork2_thidvar2_2) (= |v_ULTIMATE.start_main_#t~pre16#1_6| v_thread4Thread1of1ForFork2_thidvar0_2) (= 0 v_thread4Thread1of1ForFork2_thidvar4_2) (= 0 v_thread4Thread1of1ForFork2_thidvar3_2) (= 0 v_thread4Thread1of1ForFork2_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|} OutVars{thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_4|, thread4Thread1of1ForFork2_#res#1.base=|v_thread4Thread1of1ForFork2_#res#1.base_4|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_8|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_4|, thread4Thread1of1ForFork2_thidvar4=v_thread4Thread1of1ForFork2_thidvar4_2, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_12|, thread4Thread1of1ForFork2_thidvar3=v_thread4Thread1of1ForFork2_thidvar3_2, thread4Thread1of1ForFork2_thidvar0=v_thread4Thread1of1ForFork2_thidvar0_2, thread4Thread1of1ForFork2_thidvar2=v_thread4Thread1of1ForFork2_thidvar2_2, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_4|, thread4Thread1of1ForFork2_thidvar1=v_thread4Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|, thread4Thread1of1ForFork2_#res#1.offset=|v_thread4Thread1of1ForFork2_#res#1.offset_4|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_thidvar4, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_thidvar3, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#res#1.base, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_thidvar0, thread4Thread1of1ForFork2_thidvar2, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_thidvar1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1, thread4Thread1of1ForFork2_#res#1.offset] 30217#[thread4ENTRY, thread3ENTRY, thread2ENTRY, L91-4, thread1ENTRY]don't care [364] thread4ENTRY-->L72-4: Formula: (= |v_thread4Thread1of1ForFork2_~i~3#1_1| 0) InVars {} OutVars{thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_1|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_~i~3#1] 29829#[thread3ENTRY, thread2ENTRY, L91-4, thread1ENTRY, L72-4]don't care [2022-07-26 14:15:47,434 INFO L735 eck$LassoCheckResult]: Loop: 29829#[thread3ENTRY, thread2ENTRY, L91-4, thread1ENTRY, L72-4]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 29829#[thread3ENTRY, thread2ENTRY, L91-4, thread1ENTRY, L72-4]don't care [2022-07-26 14:15:47,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:47,435 INFO L85 PathProgramCache]: Analyzing trace with hash 367336914, now seen corresponding path program 1 times [2022-07-26 14:15:47,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:47,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010501316] [2022-07-26 14:15:47,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:47,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:47,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:47,445 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 14:15:47,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:47,452 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 14:15:47,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:47,452 INFO L85 PathProgramCache]: Analyzing trace with hash 500, now seen corresponding path program 1 times [2022-07-26 14:15:47,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:47,453 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440760325] [2022-07-26 14:15:47,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:47,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:47,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:47,455 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 14:15:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:47,457 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 14:15:47,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:47,457 INFO L85 PathProgramCache]: Analyzing trace with hash -1497457085, now seen corresponding path program 1 times [2022-07-26 14:15:47,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:47,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510296142] [2022-07-26 14:15:47,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:47,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:47,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 14:15:47,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-26 14:15:47,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-26 14:15:47,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510296142] [2022-07-26 14:15:47,478 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510296142] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-26 14:15:47,478 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-26 14:15:47,478 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-07-26 14:15:47,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974346830] [2022-07-26 14:15:47,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-26 14:15:47,510 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 14:15:47,510 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 14:15:47,510 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 14:15:47,510 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 14:15:47,510 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-26 14:15:47,510 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:47,510 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 14:15:47,510 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 14:15:47,510 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration5_Loop [2022-07-26 14:15:47,510 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 14:15:47,511 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 14:15:47,511 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,515 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,516 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,518 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,520 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,522 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,524 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,526 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,530 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,531 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,576 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,580 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,582 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,650 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 14:15:47,650 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-26 14:15:47,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:47,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:47,651 INFO L229 MonitoredProcess]: Starting monitored process 66 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) [2022-07-26 14:15:47,652 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-07-26 14:15:47,654 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:47,654 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:47,674 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:47,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:47,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:47,676 INFO L229 MonitoredProcess]: Starting monitored process 67 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) [2022-07-26 14:15:47,677 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-07-26 14:15:47,678 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-26 14:15:47,678 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:47,702 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-26 14:15:47,704 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-07-26 14:15:47,705 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 14:15:47,705 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 14:15:47,705 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 14:15:47,705 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 14:15:47,705 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-26 14:15:47,705 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:47,705 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 14:15:47,705 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 14:15:47,705 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration5_Loop [2022-07-26 14:15:47,705 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 14:15:47,705 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 14:15:47,706 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,709 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,710 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,712 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,713 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,726 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,728 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,730 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,731 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,733 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,734 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,737 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,738 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:47,817 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 14:15:47,817 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-26 14:15:47,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:47,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:47,818 INFO L229 MonitoredProcess]: Starting monitored process 68 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) [2022-07-26 14:15:47,819 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-07-26 14:15:47,820 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 [2022-07-26 14:15:47,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:47,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 14:15:47,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:47,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:47,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:47,826 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 14:15:47,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 14:15:47,827 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-26 14:15:47,829 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-26 14:15:47,829 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-26 14:15:47,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:47,829 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:47,830 INFO L229 MonitoredProcess]: Starting monitored process 69 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) [2022-07-26 14:15:47,831 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-07-26 14:15:47,832 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-26 14:15:47,832 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-26 14:15:47,832 INFO L513 LassoAnalysis]: Proved termination. [2022-07-26 14:15:47,832 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~counter2~0) = 1*~counter2~0 Supporting invariants [] [2022-07-26 14:15:47,847 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:47,848 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-26 14:15:47,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:47,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 14:15:47,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-26 14:15:47,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 14:15:47,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 14:15:47,896 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-26 14:15:47,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 14:15:47,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-26 14:15:47,897 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-26 14:15:47,897 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 3002 states and 17297 transitions. cyclomatic complexity: 15250 Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-07-26 14:15:47,992 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 3002 states and 17297 transitions. cyclomatic complexity: 15250. Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 7522 states and 41935 transitions. Complement of second has 5 states. [2022-07-26 14:15:47,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-26 14:15:47,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-07-26 14:15:47,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 59 transitions. [2022-07-26 14:15:47,993 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 59 transitions. Stem has 9 letters. Loop has 1 letters. [2022-07-26 14:15:47,993 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:47,993 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 59 transitions. Stem has 10 letters. Loop has 1 letters. [2022-07-26 14:15:47,993 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:47,993 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 59 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-26 14:15:47,993 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:47,993 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7522 states and 41935 transitions. [2022-07-26 14:15:48,124 INFO L131 ngComponentsAnalysis]: Automaton has 196 accepting balls. 196 [2022-07-26 14:15:48,125 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:48,195 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7522 states to 5893 states and 31159 transitions. [2022-07-26 14:15:48,195 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1185 [2022-07-26 14:15:48,199 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1293 [2022-07-26 14:15:48,199 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5893 states and 31159 transitions. [2022-07-26 14:15:48,199 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-26 14:15:48,199 INFO L220 hiAutomatonCegarLoop]: Abstraction has 5893 states and 31159 transitions. [2022-07-26 14:15:48,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5893 states and 31159 transitions. [2022-07-26 14:15:48,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5893 to 4113. [2022-07-26 14:15:48,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4113 states, 4113 states have (on average 5.602479941648432) internal successors, (23043), 4112 states have internal predecessors, (23043), 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) [2022-07-26 14:15:48,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4113 states to 4113 states and 23043 transitions. [2022-07-26 14:15:48,353 INFO L242 hiAutomatonCegarLoop]: Abstraction has 4113 states and 23043 transitions. [2022-07-26 14:15:48,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-26 14:15:48,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-26 14:15:48,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-26 14:15:48,353 INFO L87 Difference]: Start difference. First operand 4113 states and 23043 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-07-26 14:15:48,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-26 14:15:48,428 INFO L93 Difference]: Finished difference Result 5764 states and 29432 transitions. [2022-07-26 14:15:48,428 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5764 states and 29432 transitions. [2022-07-26 14:15:48,479 INFO L131 ngComponentsAnalysis]: Automaton has 228 accepting balls. 228 [2022-07-26 14:15:48,580 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5764 states to 5035 states and 25811 transitions. [2022-07-26 14:15:48,580 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1292 [2022-07-26 14:15:48,583 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1292 [2022-07-26 14:15:48,583 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5035 states and 25811 transitions. [2022-07-26 14:15:48,583 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-26 14:15:48,583 INFO L220 hiAutomatonCegarLoop]: Abstraction has 5035 states and 25811 transitions. [2022-07-26 14:15:48,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5035 states and 25811 transitions. [2022-07-26 14:15:48,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5035 to 4275. [2022-07-26 14:15:48,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4275 states, 4275 states have (on average 5.338011695906433) internal successors, (22820), 4274 states have internal predecessors, (22820), 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) [2022-07-26 14:15:48,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4275 states to 4275 states and 22820 transitions. [2022-07-26 14:15:48,682 INFO L242 hiAutomatonCegarLoop]: Abstraction has 4275 states and 22820 transitions. [2022-07-26 14:15:48,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-26 14:15:48,685 INFO L426 stractBuchiCegarLoop]: Abstraction has 4275 states and 22820 transitions. [2022-07-26 14:15:48,685 INFO L333 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-26 14:15:48,685 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4275 states and 22820 transitions. [2022-07-26 14:15:48,707 INFO L131 ngComponentsAnalysis]: Automaton has 204 accepting balls. 204 [2022-07-26 14:15:48,707 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-26 14:15:48,707 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-26 14:15:48,708 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 1, 1, 1, 1, 1, 1] [2022-07-26 14:15:48,708 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-26 14:15:48,708 INFO L733 eck$LassoCheckResult]: Stem: 58283#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 58077#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} 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|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, 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] 56577#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 56579#[L41-4, L88-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 57273#[L41-4, L88-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 57279#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 59285#[L41-4, L89-3]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 59279#[L41-4, thread2ENTRY, L89-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 59271#[L41-4, L89-4, L51-4]don't care [468] L51-4-->L51-4: Formula: (and (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|) (= |v_thread2Thread1of1ForFork3_~i~1#1_27| (+ |v_thread2Thread1of1ForFork3_~i~1#1_28| 1)) (< |v_thread2Thread1of1ForFork3_~i~1#1_28| v_~N~0_43) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7| (ite (< 0 v_~counter1~0_65) 1 0)) (= (+ v_~counter1~0_64 1) v_~counter1~0_65) (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| 0))) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_28|, ~counter1~0=v_~counter1~0_65, ~N~0=v_~N~0_43} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_7|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_15|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_27|, ~counter1~0=v_~counter1~0_64, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|, ~N~0=v_~N~0_43} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_~i~1#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 59301#[L41-4, L89-4, L51-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 59361#[L41-4, L89-4, L51-4]don't care [468] L51-4-->L51-4: Formula: (and (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|) (= |v_thread2Thread1of1ForFork3_~i~1#1_27| (+ |v_thread2Thread1of1ForFork3_~i~1#1_28| 1)) (< |v_thread2Thread1of1ForFork3_~i~1#1_28| v_~N~0_43) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7| (ite (< 0 v_~counter1~0_65) 1 0)) (= (+ v_~counter1~0_64 1) v_~counter1~0_65) (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| 0))) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_28|, ~counter1~0=v_~counter1~0_65, ~N~0=v_~N~0_43} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_7|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_15|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_27|, ~counter1~0=v_~counter1~0_64, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|, ~N~0=v_~N~0_43} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_~i~1#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 60413#[L41-4, L89-4, L51-4]don't care [2022-07-26 14:15:48,708 INFO L735 eck$LassoCheckResult]: Loop: 60413#[L41-4, L89-4, L51-4]don't care [468] L51-4-->L51-4: Formula: (and (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|) (= |v_thread2Thread1of1ForFork3_~i~1#1_27| (+ |v_thread2Thread1of1ForFork3_~i~1#1_28| 1)) (< |v_thread2Thread1of1ForFork3_~i~1#1_28| v_~N~0_43) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7| (ite (< 0 v_~counter1~0_65) 1 0)) (= (+ v_~counter1~0_64 1) v_~counter1~0_65) (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| 0))) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_28|, ~counter1~0=v_~counter1~0_65, ~N~0=v_~N~0_43} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_7|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_15|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_27|, ~counter1~0=v_~counter1~0_64, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|, ~N~0=v_~N~0_43} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_~i~1#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 60413#[L41-4, L89-4, L51-4]don't care [2022-07-26 14:15:48,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:48,709 INFO L85 PathProgramCache]: Analyzing trace with hash 1385565460, now seen corresponding path program 3 times [2022-07-26 14:15:48,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:48,709 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539134541] [2022-07-26 14:15:48,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:48,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:48,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:48,722 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 14:15:48,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:48,785 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 14:15:48,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:48,786 INFO L85 PathProgramCache]: Analyzing trace with hash 499, now seen corresponding path program 3 times [2022-07-26 14:15:48,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:48,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975888689] [2022-07-26 14:15:48,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:48,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:48,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:48,788 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 14:15:48,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:48,790 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 14:15:48,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:48,791 INFO L85 PathProgramCache]: Analyzing trace with hash 2856768, now seen corresponding path program 4 times [2022-07-26 14:15:48,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:48,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803752758] [2022-07-26 14:15:48,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:48,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:48,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:48,811 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 14:15:48,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:48,818 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 14:15:48,855 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 14:15:48,855 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 14:15:48,855 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 14:15:48,855 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 14:15:48,855 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-26 14:15:48,855 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:48,855 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 14:15:48,855 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 14:15:48,855 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration6_Loop [2022-07-26 14:15:48,855 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 14:15:48,855 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 14:15:48,857 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:48,858 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:48,868 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:48,879 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:48,881 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:48,883 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:48,884 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:48,886 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:48,889 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:48,891 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:48,892 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:48,896 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:48,900 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:49,024 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 14:15:49,024 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-26 14:15:49,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,024 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,025 INFO L229 MonitoredProcess]: Starting monitored process 70 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) [2022-07-26 14:15:49,026 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-07-26 14:15:49,027 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:49,027 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:49,037 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:49,037 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_11=0} Honda state: {v_rep#funAddr~thread1.offset_11=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:49,052 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:49,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,053 INFO L229 MonitoredProcess]: Starting monitored process 71 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) [2022-07-26 14:15:49,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-07-26 14:15:49,055 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:49,056 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:49,066 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:49,066 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_11=-1} Honda state: {v_rep#funAddr~thread2.base_11=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:49,081 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-07-26 14:15:49,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,083 INFO L229 MonitoredProcess]: Starting monitored process 72 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) [2022-07-26 14:15:49,083 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-07-26 14:15:49,085 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:49,085 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:49,095 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:49,095 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_11=-1} Honda state: {v_rep#funAddr~thread1.base_11=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:49,110 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:49,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,111 INFO L229 MonitoredProcess]: Starting monitored process 73 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) [2022-07-26 14:15:49,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-07-26 14:15:49,114 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:49,114 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:49,124 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:49,124 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_11=-1} Honda state: {v_rep#funAddr~thread3.base_11=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:49,139 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:49,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,140 INFO L229 MonitoredProcess]: Starting monitored process 74 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) [2022-07-26 14:15:49,141 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-07-26 14:15:49,142 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:49,142 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:49,153 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:49,153 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.offset_11=2} Honda state: {v_rep#funAddr~thread3.offset_11=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:49,168 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:49,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,169 INFO L229 MonitoredProcess]: Starting monitored process 75 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) [2022-07-26 14:15:49,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-07-26 14:15:49,171 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:49,171 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:49,182 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:49,182 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork3_#t~post4#1=0} Honda state: {thread2Thread1of1ForFork3_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:49,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:49,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,198 INFO L229 MonitoredProcess]: Starting monitored process 76 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) [2022-07-26 14:15:49,209 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-07-26 14:15:49,210 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:49,210 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:49,220 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:49,220 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_11=1} Honda state: {v_rep#funAddr~thread2.offset_11=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:49,235 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-07-26 14:15:49,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,236 INFO L229 MonitoredProcess]: Starting monitored process 77 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) [2022-07-26 14:15:49,237 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-07-26 14:15:49,238 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:49,238 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:49,250 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:49,251 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=1} Honda state: {thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:49,266 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:49,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,267 INFO L229 MonitoredProcess]: Starting monitored process 78 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) [2022-07-26 14:15:49,268 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-07-26 14:15:49,269 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:49,269 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:49,279 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:49,279 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_11=-1} Honda state: {v_rep#funAddr~thread4.base_11=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:49,295 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:49,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,296 INFO L229 MonitoredProcess]: Starting monitored process 79 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) [2022-07-26 14:15:49,297 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-07-26 14:15:49,298 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:49,298 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:49,309 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:49,309 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_11=3} Honda state: {v_rep#funAddr~thread4.offset_11=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:49,324 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:49,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,325 INFO L229 MonitoredProcess]: Starting monitored process 80 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) [2022-07-26 14:15:49,326 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-07-26 14:15:49,327 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:49,327 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:49,365 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:49,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,366 INFO L229 MonitoredProcess]: Starting monitored process 81 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) [2022-07-26 14:15:49,366 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-07-26 14:15:49,368 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-26 14:15:49,368 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:49,475 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-26 14:15:49,478 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:49,478 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 14:15:49,478 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 14:15:49,478 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 14:15:49,478 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 14:15:49,479 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-26 14:15:49,479 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,479 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 14:15:49,479 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 14:15:49,479 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration6_Loop [2022-07-26 14:15:49,479 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 14:15:49,479 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 14:15:49,480 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:49,484 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:49,485 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:49,496 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:49,497 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:49,499 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:49,501 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:49,502 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:49,504 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:49,507 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:49,508 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:49,512 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:49,515 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:49,583 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 14:15:49,584 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-26 14:15:49,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,585 INFO L229 MonitoredProcess]: Starting monitored process 82 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) [2022-07-26 14:15:49,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-07-26 14:15:49,598 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 [2022-07-26 14:15:49,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:49,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:49,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:49,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:49,606 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:49,606 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:49,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:49,626 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-07-26 14:15:49,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,627 INFO L229 MonitoredProcess]: Starting monitored process 83 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) [2022-07-26 14:15:49,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-07-26 14:15:49,630 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 [2022-07-26 14:15:49,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:49,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:49,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:49,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:49,641 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:49,641 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:49,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:49,661 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:49,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,662 INFO L229 MonitoredProcess]: Starting monitored process 84 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) [2022-07-26 14:15:49,663 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-07-26 14:15:49,665 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 [2022-07-26 14:15:49,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:49,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:49,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:49,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:49,673 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:49,673 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:49,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:49,690 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:49,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,691 INFO L229 MonitoredProcess]: Starting monitored process 85 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) [2022-07-26 14:15:49,692 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-07-26 14:15:49,693 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 [2022-07-26 14:15:49,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:49,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 14:15:49,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:49,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:49,699 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:49,699 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 14:15:49,699 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 14:15:49,700 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:49,714 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-07-26 14:15:49,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,715 INFO L229 MonitoredProcess]: Starting monitored process 86 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) [2022-07-26 14:15:49,716 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-07-26 14:15:49,717 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 [2022-07-26 14:15:49,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:49,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:49,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:49,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:49,724 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:49,724 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:49,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:49,754 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2022-07-26 14:15:49,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,755 INFO L229 MonitoredProcess]: Starting monitored process 87 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) [2022-07-26 14:15:49,755 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-07-26 14:15:49,757 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 [2022-07-26 14:15:49,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:49,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:49,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:49,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:49,763 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:49,763 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:49,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:49,815 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2022-07-26 14:15:49,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,817 INFO L229 MonitoredProcess]: Starting monitored process 88 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) [2022-07-26 14:15:49,817 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-07-26 14:15:49,819 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 [2022-07-26 14:15:49,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:49,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:49,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:49,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:49,825 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:49,825 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:49,841 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:49,856 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:49,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,857 INFO L229 MonitoredProcess]: Starting monitored process 89 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) [2022-07-26 14:15:49,858 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-07-26 14:15:49,859 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 [2022-07-26 14:15:49,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:49,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:49,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:49,865 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:49,866 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:49,866 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:49,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:49,883 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:49,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,885 INFO L229 MonitoredProcess]: Starting monitored process 90 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) [2022-07-26 14:15:49,886 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-07-26 14:15:49,887 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 [2022-07-26 14:15:49,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:49,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 14:15:49,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:49,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:49,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:49,894 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 14:15:49,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 14:15:49,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:49,910 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:49,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,911 INFO L229 MonitoredProcess]: Starting monitored process 91 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) [2022-07-26 14:15:49,912 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-07-26 14:15:49,913 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 [2022-07-26 14:15:49,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:49,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:49,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:49,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:49,919 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:49,919 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:49,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:49,947 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:49,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,948 INFO L229 MonitoredProcess]: Starting monitored process 92 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) [2022-07-26 14:15:49,949 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-07-26 14:15:49,950 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 [2022-07-26 14:15:49,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:49,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 14:15:49,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:49,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:49,956 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:49,956 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 14:15:49,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 14:15:49,958 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-26 14:15:49,959 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-26 14:15:49,960 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-26 14:15:49,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:49,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:49,960 INFO L229 MonitoredProcess]: Starting monitored process 93 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) [2022-07-26 14:15:49,961 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-07-26 14:15:49,962 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-26 14:15:49,962 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-26 14:15:49,962 INFO L513 LassoAnalysis]: Proved termination. [2022-07-26 14:15:49,962 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread2Thread1of1ForFork3_~i~1#1) = 1*~N~0 - 1*thread2Thread1of1ForFork3_~i~1#1 Supporting invariants [] [2022-07-26 14:15:49,977 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2022-07-26 14:15:49,978 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-26 14:15:49,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:50,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 14:15:50,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-26 14:15:50,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 14:15:50,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 14:15:50,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-26 14:15:50,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 14:15:50,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-26 14:15:50,027 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-26 14:15:50,027 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4275 states and 22820 transitions. cyclomatic complexity: 19877 Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-07-26 14:15:50,177 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4275 states and 22820 transitions. cyclomatic complexity: 19877. Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 8413 states and 44365 transitions. Complement of second has 4 states. [2022-07-26 14:15:50,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-26 14:15:50,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-07-26 14:15:50,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 65 transitions. [2022-07-26 14:15:50,178 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 65 transitions. Stem has 11 letters. Loop has 1 letters. [2022-07-26 14:15:50,178 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:50,178 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 65 transitions. Stem has 12 letters. Loop has 1 letters. [2022-07-26 14:15:50,178 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:50,178 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 65 transitions. Stem has 11 letters. Loop has 2 letters. [2022-07-26 14:15:50,178 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:50,179 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8413 states and 44365 transitions. [2022-07-26 14:15:50,195 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:50,251 INFO L131 ngComponentsAnalysis]: Automaton has 156 accepting balls. 156 [2022-07-26 14:15:50,292 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8413 states to 5445 states and 26348 transitions. [2022-07-26 14:15:50,292 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1339 [2022-07-26 14:15:50,295 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1446 [2022-07-26 14:15:50,295 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5445 states and 26348 transitions. [2022-07-26 14:15:50,295 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-26 14:15:50,295 INFO L220 hiAutomatonCegarLoop]: Abstraction has 5445 states and 26348 transitions. [2022-07-26 14:15:50,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5445 states and 26348 transitions. [2022-07-26 14:15:50,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5445 to 3149. [2022-07-26 14:15:50,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3149 states, 3149 states have (on average 5.208320101619562) internal successors, (16401), 3148 states have internal predecessors, (16401), 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) [2022-07-26 14:15:50,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3149 states to 3149 states and 16401 transitions. [2022-07-26 14:15:50,454 INFO L242 hiAutomatonCegarLoop]: Abstraction has 3149 states and 16401 transitions. [2022-07-26 14:15:50,454 INFO L426 stractBuchiCegarLoop]: Abstraction has 3149 states and 16401 transitions. [2022-07-26 14:15:50,454 INFO L333 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-07-26 14:15:50,455 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3149 states and 16401 transitions. [2022-07-26 14:15:50,473 INFO L131 ngComponentsAnalysis]: Automaton has 102 accepting balls. 102 [2022-07-26 14:15:50,473 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-26 14:15:50,474 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-26 14:15:50,474 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-26 14:15:50,474 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-26 14:15:50,475 INFO L733 eck$LassoCheckResult]: Stem: 74816#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 74662#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} 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|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, 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] 73576#[thread1ENTRY, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 73580#[thread1ENTRY, L89-3]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 74556#[thread1ENTRY, thread2ENTRY, L89-4]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 74586#[thread1ENTRY, L90-3, thread2ENTRY]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 73892#[thread1ENTRY, L90-4, thread3ENTRY, thread2ENTRY]don't care [354] thread3ENTRY-->L62-4: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2] 73894#[L62-4, thread1ENTRY, L90-4, thread2ENTRY]don't care [477] L90-4-->L91-3: Formula: (and (= |v_#pthreadsForks_55| (+ |v_#pthreadsForks_56| 1)) (<= (+ 4 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (select |v_#length_77| |v_ULTIMATE.start_main_~#t4~0#1.base_29|)) (= |v_#memory_int_67| (store |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29| (store (select |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) |v_ULTIMATE.start_main_~#t4~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre16#1_17|))) (<= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (= |v_ULTIMATE.start_main_#t~pre16#1_17| |v_#pthreadsForks_56|) (= (select |v_#valid_122| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_56|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_68|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|} OutVars{#pthreadsForks=|v_#pthreadsForks_55|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_19|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_67|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_17|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_9|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre14#1, #memory_int, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_#t~nondet15#1] 73668#[L62-4, thread1ENTRY, thread2ENTRY, L91-3]don't care [382] L91-3-->thread4ENTRY: Formula: (and (= 0 v_thread4Thread1of1ForFork2_thidvar2_2) (= |v_ULTIMATE.start_main_#t~pre16#1_6| v_thread4Thread1of1ForFork2_thidvar0_2) (= 0 v_thread4Thread1of1ForFork2_thidvar4_2) (= 0 v_thread4Thread1of1ForFork2_thidvar3_2) (= 0 v_thread4Thread1of1ForFork2_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|} OutVars{thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_4|, thread4Thread1of1ForFork2_#res#1.base=|v_thread4Thread1of1ForFork2_#res#1.base_4|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_8|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_4|, thread4Thread1of1ForFork2_thidvar4=v_thread4Thread1of1ForFork2_thidvar4_2, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_12|, thread4Thread1of1ForFork2_thidvar3=v_thread4Thread1of1ForFork2_thidvar3_2, thread4Thread1of1ForFork2_thidvar0=v_thread4Thread1of1ForFork2_thidvar0_2, thread4Thread1of1ForFork2_thidvar2=v_thread4Thread1of1ForFork2_thidvar2_2, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_4|, thread4Thread1of1ForFork2_thidvar1=v_thread4Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|, thread4Thread1of1ForFork2_#res#1.offset=|v_thread4Thread1of1ForFork2_#res#1.offset_4|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_thidvar4, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_thidvar3, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#res#1.base, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_thidvar0, thread4Thread1of1ForFork2_thidvar2, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_thidvar1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1, thread4Thread1of1ForFork2_#res#1.offset] 73658#[thread4ENTRY, L62-4, thread2ENTRY, L91-4, thread1ENTRY]don't care [364] thread4ENTRY-->L72-4: Formula: (= |v_thread4Thread1of1ForFork2_~i~3#1_1| 0) InVars {} OutVars{thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_1|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_~i~3#1] 73652#[L62-4, thread2ENTRY, L91-4, thread1ENTRY, L72-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 73916#[L62-4, thread2ENTRY, L91-4, thread1ENTRY, L72-4]don't care [450] L62-4-->thread3EXIT: Formula: (and (= |v_thread3Thread1of1ForFork0_#res.base_9| 0) (= |v_thread3Thread1of1ForFork0_#res.offset_9| 0) (not (< v_thread3Thread1of1ForFork0_~i~2_19 v_~N~0_29))) InVars {thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_19, ~N~0=v_~N~0_29} OutVars{thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_9|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_19, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_9|, ~N~0=v_~N~0_29} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_#res.base] 73906#[thread2ENTRY, L91-4, thread3EXIT, thread1ENTRY, L72-4]don't care [2022-07-26 14:15:50,475 INFO L735 eck$LassoCheckResult]: Loop: 73906#[thread2ENTRY, L91-4, thread3EXIT, thread1ENTRY, L72-4]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 73906#[thread2ENTRY, L91-4, thread3EXIT, thread1ENTRY, L72-4]don't care [2022-07-26 14:15:50,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:50,476 INFO L85 PathProgramCache]: Analyzing trace with hash 619552232, now seen corresponding path program 1 times [2022-07-26 14:15:50,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:50,476 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302340756] [2022-07-26 14:15:50,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:50,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:50,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:50,497 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 14:15:50,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:50,513 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 14:15:50,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:50,514 INFO L85 PathProgramCache]: Analyzing trace with hash 500, now seen corresponding path program 2 times [2022-07-26 14:15:50,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:50,514 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271000813] [2022-07-26 14:15:50,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:50,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:50,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:50,517 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 14:15:50,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:50,520 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 14:15:50,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:50,520 INFO L85 PathProgramCache]: Analyzing trace with hash 2026250477, now seen corresponding path program 1 times [2022-07-26 14:15:50,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:50,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444190133] [2022-07-26 14:15:50,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:50,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:50,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:50,543 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 14:15:50,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:50,557 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 14:15:50,584 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 14:15:50,585 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 14:15:50,585 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 14:15:50,585 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 14:15:50,585 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-26 14:15:50,585 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:50,585 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 14:15:50,585 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 14:15:50,585 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration7_Loop [2022-07-26 14:15:50,585 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 14:15:50,585 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 14:15:50,588 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,592 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,594 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,595 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,597 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,599 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,601 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,602 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,604 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,606 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,607 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,609 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,612 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,692 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 14:15:50,692 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-26 14:15:50,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:50,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:50,693 INFO L229 MonitoredProcess]: Starting monitored process 94 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) [2022-07-26 14:15:50,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-07-26 14:15:50,720 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:50,720 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:50,746 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2022-07-26 14:15:50,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:50,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:50,747 INFO L229 MonitoredProcess]: Starting monitored process 95 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) [2022-07-26 14:15:50,748 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-07-26 14:15:50,749 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-26 14:15:50,749 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:50,883 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-26 14:15:50,885 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2022-07-26 14:15:50,886 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 14:15:50,886 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 14:15:50,886 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 14:15:50,886 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 14:15:50,886 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-26 14:15:50,886 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:50,886 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 14:15:50,886 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 14:15:50,886 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration7_Loop [2022-07-26 14:15:50,886 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 14:15:50,886 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 14:15:50,887 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,891 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,892 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,894 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,896 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,898 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,900 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,902 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,904 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,905 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,907 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,909 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,912 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:50,999 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 14:15:51,000 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-26 14:15:51,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:51,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:51,001 INFO L229 MonitoredProcess]: Starting monitored process 96 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) [2022-07-26 14:15:51,003 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 [2022-07-26 14:15:51,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:51,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 14:15:51,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:51,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:51,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:51,009 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 14:15:51,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 14:15:51,011 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-26 14:15:51,013 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-07-26 14:15:51,015 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-26 14:15:51,015 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-26 14:15:51,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:51,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:51,017 INFO L229 MonitoredProcess]: Starting monitored process 97 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) [2022-07-26 14:15:51,018 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-07-26 14:15:51,019 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-26 14:15:51,019 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-26 14:15:51,019 INFO L513 LassoAnalysis]: Proved termination. [2022-07-26 14:15:51,019 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread4Thread1of1ForFork2_~i~3#1) = 1*~N~0 - 1*thread4Thread1of1ForFork2_~i~3#1 Supporting invariants [] [2022-07-26 14:15:51,034 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:51,035 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-26 14:15:51,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:51,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 14:15:51,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-26 14:15:51,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 14:15:51,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 14:15:51,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-26 14:15:51,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 14:15:51,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-26 14:15:51,104 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-26 14:15:51,104 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 3149 states and 16401 transitions. cyclomatic complexity: 14203 Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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) [2022-07-26 14:15:51,164 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 3149 states and 16401 transitions. cyclomatic complexity: 14203. Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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 3668 states and 18515 transitions. Complement of second has 4 states. [2022-07-26 14:15:51,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-26 14:15:51,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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) [2022-07-26 14:15:51,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 52 transitions. [2022-07-26 14:15:51,165 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 52 transitions. Stem has 12 letters. Loop has 1 letters. [2022-07-26 14:15:51,165 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:51,165 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 52 transitions. Stem has 13 letters. Loop has 1 letters. [2022-07-26 14:15:51,165 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:51,165 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 52 transitions. Stem has 12 letters. Loop has 2 letters. [2022-07-26 14:15:51,165 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:51,165 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3668 states and 18515 transitions. [2022-07-26 14:15:51,198 INFO L131 ngComponentsAnalysis]: Automaton has 50 accepting balls. 50 [2022-07-26 14:15:51,220 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3668 states to 2989 states and 15325 transitions. [2022-07-26 14:15:51,220 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 792 [2022-07-26 14:15:51,222 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 792 [2022-07-26 14:15:51,222 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2989 states and 15325 transitions. [2022-07-26 14:15:51,222 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-26 14:15:51,222 INFO L220 hiAutomatonCegarLoop]: Abstraction has 2989 states and 15325 transitions. [2022-07-26 14:15:51,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2989 states and 15325 transitions. [2022-07-26 14:15:51,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2989 to 2989. [2022-07-26 14:15:51,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2989 states, 2989 states have (on average 5.127132820341251) internal successors, (15325), 2988 states have internal predecessors, (15325), 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) [2022-07-26 14:15:51,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 2989 states and 15325 transitions. [2022-07-26 14:15:51,344 INFO L242 hiAutomatonCegarLoop]: Abstraction has 2989 states and 15325 transitions. [2022-07-26 14:15:51,344 INFO L426 stractBuchiCegarLoop]: Abstraction has 2989 states and 15325 transitions. [2022-07-26 14:15:51,345 INFO L333 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-07-26 14:15:51,345 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2989 states and 15325 transitions. [2022-07-26 14:15:51,361 INFO L131 ngComponentsAnalysis]: Automaton has 50 accepting balls. 50 [2022-07-26 14:15:51,361 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-26 14:15:51,361 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-26 14:15:51,361 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-26 14:15:51,361 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-26 14:15:51,362 INFO L733 eck$LassoCheckResult]: Stem: 84603#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 84287#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} 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|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, 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] 83689#[thread1ENTRY, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 83693#[thread1ENTRY, L89-3]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 84063#[thread1ENTRY, thread2ENTRY, L89-4]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 84115#[thread1ENTRY, L90-3, thread2ENTRY]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 84117#[thread1ENTRY, L90-4, thread3ENTRY, thread2ENTRY]don't care [354] thread3ENTRY-->L62-4: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2] 83905#[L62-4, thread1ENTRY, L90-4, thread2ENTRY]don't care [477] L90-4-->L91-3: Formula: (and (= |v_#pthreadsForks_55| (+ |v_#pthreadsForks_56| 1)) (<= (+ 4 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (select |v_#length_77| |v_ULTIMATE.start_main_~#t4~0#1.base_29|)) (= |v_#memory_int_67| (store |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29| (store (select |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) |v_ULTIMATE.start_main_~#t4~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre16#1_17|))) (<= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (= |v_ULTIMATE.start_main_#t~pre16#1_17| |v_#pthreadsForks_56|) (= (select |v_#valid_122| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_56|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_68|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|} OutVars{#pthreadsForks=|v_#pthreadsForks_55|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_19|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_67|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_17|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_9|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre14#1, #memory_int, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_#t~nondet15#1] 83875#[L62-4, thread1ENTRY, thread2ENTRY, L91-3]don't care [382] L91-3-->thread4ENTRY: Formula: (and (= 0 v_thread4Thread1of1ForFork2_thidvar2_2) (= |v_ULTIMATE.start_main_#t~pre16#1_6| v_thread4Thread1of1ForFork2_thidvar0_2) (= 0 v_thread4Thread1of1ForFork2_thidvar4_2) (= 0 v_thread4Thread1of1ForFork2_thidvar3_2) (= 0 v_thread4Thread1of1ForFork2_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|} OutVars{thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_4|, thread4Thread1of1ForFork2_#res#1.base=|v_thread4Thread1of1ForFork2_#res#1.base_4|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_8|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_4|, thread4Thread1of1ForFork2_thidvar4=v_thread4Thread1of1ForFork2_thidvar4_2, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_12|, thread4Thread1of1ForFork2_thidvar3=v_thread4Thread1of1ForFork2_thidvar3_2, thread4Thread1of1ForFork2_thidvar0=v_thread4Thread1of1ForFork2_thidvar0_2, thread4Thread1of1ForFork2_thidvar2=v_thread4Thread1of1ForFork2_thidvar2_2, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_4|, thread4Thread1of1ForFork2_thidvar1=v_thread4Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|, thread4Thread1of1ForFork2_#res#1.offset=|v_thread4Thread1of1ForFork2_#res#1.offset_4|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_thidvar4, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_thidvar3, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#res#1.base, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_thidvar0, thread4Thread1of1ForFork2_thidvar2, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_thidvar1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1, thread4Thread1of1ForFork2_#res#1.offset] 83853#[thread4ENTRY, L62-4, thread2ENTRY, L91-4, thread1ENTRY]don't care [364] thread4ENTRY-->L72-4: Formula: (= |v_thread4Thread1of1ForFork2_~i~3#1_1| 0) InVars {} OutVars{thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_1|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_~i~3#1] 83847#[L62-4, thread2ENTRY, L91-4, thread1ENTRY, L72-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 84237#[L62-4, thread2ENTRY, L91-4, thread1ENTRY, L72-4]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 84227#[L62-4, thread2ENTRY, L91-4, thread1ENTRY, L72-4]don't care [2022-07-26 14:15:51,362 INFO L735 eck$LassoCheckResult]: Loop: 84227#[L62-4, thread2ENTRY, L91-4, thread1ENTRY, L72-4]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 84227#[L62-4, thread2ENTRY, L91-4, thread1ENTRY, L72-4]don't care [2022-07-26 14:15:51,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:51,362 INFO L85 PathProgramCache]: Analyzing trace with hash 619552251, now seen corresponding path program 1 times [2022-07-26 14:15:51,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:51,362 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344424638] [2022-07-26 14:15:51,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:51,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:51,391 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:51,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:51,395 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 14:15:51,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:51,407 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 14:15:51,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:51,407 INFO L85 PathProgramCache]: Analyzing trace with hash 500, now seen corresponding path program 3 times [2022-07-26 14:15:51,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:51,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70758871] [2022-07-26 14:15:51,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:51,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:51,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:51,411 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 14:15:51,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 14:15:51,414 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 14:15:51,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:51,414 INFO L85 PathProgramCache]: Analyzing trace with hash 2026251066, now seen corresponding path program 2 times [2022-07-26 14:15:51,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 14:15:51,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309585530] [2022-07-26 14:15:51,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 14:15:51,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 14:15:51,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 14:15:51,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-26 14:15:51,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-26 14:15:51,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309585530] [2022-07-26 14:15:51,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309585530] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-26 14:15:51,454 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-26 14:15:51,454 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-26 14:15:51,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993001089] [2022-07-26 14:15:51,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-26 14:15:51,482 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 14:15:51,482 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 14:15:51,482 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 14:15:51,482 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 14:15:51,482 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-26 14:15:51,482 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:51,482 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 14:15:51,482 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 14:15:51,482 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration8_Loop [2022-07-26 14:15:51,482 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 14:15:51,483 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 14:15:51,483 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,487 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,488 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,490 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,493 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,495 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,497 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,499 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,501 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,503 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,504 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,506 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,507 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,585 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 14:15:51,586 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-26 14:15:51,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:51,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:51,587 INFO L229 MonitoredProcess]: Starting monitored process 98 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) [2022-07-26 14:15:51,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-07-26 14:15:51,589 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:51,589 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:51,598 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:51,599 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=1} Honda state: {thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:51,613 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:51,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:51,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:51,615 INFO L229 MonitoredProcess]: Starting monitored process 99 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) [2022-07-26 14:15:51,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-07-26 14:15:51,617 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:51,617 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:51,623 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:51,623 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread4Thread1of1ForFork2_#t~post8#1=0} Honda state: {thread4Thread1of1ForFork2_#t~post8#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:51,638 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:51,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:51,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:51,640 INFO L229 MonitoredProcess]: Starting monitored process 100 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) [2022-07-26 14:15:51,641 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-07-26 14:15:51,642 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:51,642 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:51,652 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 14:15:51,652 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_15=3} Honda state: {v_rep#funAddr~thread4.offset_15=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 14:15:51,668 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:51,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:51,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:51,669 INFO L229 MonitoredProcess]: Starting monitored process 101 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) [2022-07-26 14:15:51,669 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-07-26 14:15:51,671 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 14:15:51,671 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:51,691 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:51,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:51,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:51,693 INFO L229 MonitoredProcess]: Starting monitored process 102 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) [2022-07-26 14:15:51,693 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-07-26 14:15:51,694 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-26 14:15:51,694 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 14:15:51,823 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-26 14:15:51,826 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:51,827 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 14:15:51,827 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 14:15:51,827 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 14:15:51,827 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 14:15:51,827 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-26 14:15:51,827 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:51,827 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 14:15:51,827 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 14:15:51,827 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration8_Loop [2022-07-26 14:15:51,827 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 14:15:51,827 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 14:15:51,828 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,846 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,849 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,850 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,854 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,855 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,857 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,865 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,871 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,873 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,874 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,875 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,877 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 14:15:51,943 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 14:15:51,943 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-26 14:15:51,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:51,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:51,944 INFO L229 MonitoredProcess]: Starting monitored process 103 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) [2022-07-26 14:15:51,946 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-07-26 14:15:51,946 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 [2022-07-26 14:15:51,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:51,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 14:15:51,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:51,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:51,951 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:51,952 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 14:15:51,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 14:15:51,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:51,979 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:51,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:51,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:51,980 INFO L229 MonitoredProcess]: Starting monitored process 104 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) [2022-07-26 14:15:51,981 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-07-26 14:15:51,982 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 [2022-07-26 14:15:51,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:51,987 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 14:15:51,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:51,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:51,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:51,988 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 14:15:51,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 14:15:52,004 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:52,018 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:52,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:52,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:52,019 INFO L229 MonitoredProcess]: Starting monitored process 105 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) [2022-07-26 14:15:52,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-07-26 14:15:52,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 14:15:52,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:52,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:52,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:52,027 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:52,028 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 14:15:52,028 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 14:15:52,046 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 14:15:52,061 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2022-07-26 14:15:52,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:52,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:52,062 INFO L229 MonitoredProcess]: Starting monitored process 106 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) [2022-07-26 14:15:52,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-07-26 14:15:52,064 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 [2022-07-26 14:15:52,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 14:15:52,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 14:15:52,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 14:15:52,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 14:15:52,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 14:15:52,070 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 14:15:52,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 14:15:52,071 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-26 14:15:52,073 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-26 14:15:52,073 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-26 14:15:52,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:15:52,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:15:52,074 INFO L229 MonitoredProcess]: Starting monitored process 107 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) [2022-07-26 14:15:52,075 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2022-07-26 14:15:52,076 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-26 14:15:52,076 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-26 14:15:52,076 INFO L513 LassoAnalysis]: Proved termination. [2022-07-26 14:15:52,076 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread4Thread1of1ForFork2_~i~3#1) = 1*~N~0 - 1*thread4Thread1of1ForFork2_~i~3#1 Supporting invariants [] [2022-07-26 14:15:52,091 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2022-07-26 14:15:52,092 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-26 14:15:52,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 14:15:52,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 14:15:52,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-26 14:15:52,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 14:15:52,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 14:15:52,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-26 14:15:52,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 14:15:52,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-26 14:15:52,160 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-26 14:15:52,160 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 2989 states and 15325 transitions. cyclomatic complexity: 13195 Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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) [2022-07-26 14:15:52,228 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 2989 states and 15325 transitions. cyclomatic complexity: 13195. Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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 6275 states and 32350 transitions. Complement of second has 4 states. [2022-07-26 14:15:52,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-26 14:15:52,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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) [2022-07-26 14:15:52,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 49 transitions. [2022-07-26 14:15:52,229 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 49 transitions. Stem has 12 letters. Loop has 1 letters. [2022-07-26 14:15:52,229 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:52,229 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 49 transitions. Stem has 13 letters. Loop has 1 letters. [2022-07-26 14:15:52,229 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:52,229 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 49 transitions. Stem has 12 letters. Loop has 2 letters. [2022-07-26 14:15:52,229 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 14:15:52,229 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 6275 states and 32350 transitions. [2022-07-26 14:15:52,277 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-26 14:15:52,277 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 6275 states to 0 states and 0 transitions. [2022-07-26 14:15:52,277 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-26 14:15:52,277 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-26 14:15:52,277 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-26 14:15:52,277 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-26 14:15:52,277 INFO L220 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-26 14:15:52,277 INFO L242 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-26 14:15:52,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-26 14:15:52,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-26 14:15:52,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-26 14:15:52,278 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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) [2022-07-26 14:15:52,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-26 14:15:52,278 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-07-26 14:15:52,278 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2022-07-26 14:15:52,278 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-26 14:15:52,278 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2022-07-26 14:15:52,278 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-26 14:15:52,278 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-26 14:15:52,278 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-26 14:15:52,278 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-26 14:15:52,278 INFO L220 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-26 14:15:52,278 INFO L242 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-26 14:15:52,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-26 14:15:52,278 INFO L426 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-26 14:15:52,278 INFO L333 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-07-26 14:15:52,279 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-26 14:15:52,279 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-26 14:15:52,279 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-26 14:15:52,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 26.07 02:15:52 BoogieIcfgContainer [2022-07-26 14:15:52,283 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-26 14:15:52,283 INFO L158 Benchmark]: Toolchain (without parser) took 14919.25ms. Allocated memory was 215.0MB in the beginning and 655.4MB in the end (delta: 440.4MB). Free memory was 164.6MB in the beginning and 251.5MB in the end (delta: -86.9MB). Peak memory consumption was 354.5MB. Max. memory is 8.0GB. [2022-07-26 14:15:52,283 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 215.0MB. Free memory is still 181.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-07-26 14:15:52,283 INFO L158 Benchmark]: CACSL2BoogieTranslator took 230.42ms. Allocated memory is still 215.0MB. Free memory was 164.5MB in the beginning and 191.0MB in the end (delta: -26.6MB). Peak memory consumption was 10.7MB. Max. memory is 8.0GB. [2022-07-26 14:15:52,284 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.90ms. Allocated memory is still 215.0MB. Free memory was 191.0MB in the beginning and 188.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-07-26 14:15:52,284 INFO L158 Benchmark]: Boogie Preprocessor took 24.61ms. Allocated memory is still 215.0MB. Free memory was 188.9MB in the beginning and 187.9MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-07-26 14:15:52,284 INFO L158 Benchmark]: RCFGBuilder took 321.45ms. Allocated memory is still 215.0MB. Free memory was 187.3MB in the beginning and 170.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2022-07-26 14:15:52,284 INFO L158 Benchmark]: BuchiAutomizer took 14310.39ms. Allocated memory was 215.0MB in the beginning and 655.4MB in the end (delta: 440.4MB). Free memory was 170.6MB in the beginning and 251.5MB in the end (delta: -80.9MB). Peak memory consumption was 360.6MB. Max. memory is 8.0GB. [2022-07-26 14:15:52,285 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 215.0MB. Free memory is still 181.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 230.42ms. Allocated memory is still 215.0MB. Free memory was 164.5MB in the beginning and 191.0MB in the end (delta: -26.6MB). Peak memory consumption was 10.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 24.90ms. Allocated memory is still 215.0MB. Free memory was 191.0MB in the beginning and 188.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 24.61ms. Allocated memory is still 215.0MB. Free memory was 188.9MB in the beginning and 187.9MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 321.45ms. Allocated memory is still 215.0MB. Free memory was 187.3MB in the beginning and 170.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * BuchiAutomizer took 14310.39ms. Allocated memory was 215.0MB in the beginning and 655.4MB in the end (delta: 440.4MB). Free memory was 170.6MB in the beginning and 251.5MB in the end (delta: -80.9MB). Peak memory consumption was 360.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 12 terminating modules (4 trivial, 8 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + N and consists of 4 locations. One deterministic module has affine ranking function counter1 and consists of 3 locations. One deterministic module has affine ranking function -1 * i + N and consists of 3 locations. One deterministic module has affine ranking function counter1 and consists of 3 locations. One deterministic module has affine ranking function counter2 and consists of 3 locations. One deterministic module has affine ranking function N + -1 * i and consists of 3 locations. One deterministic module has affine ranking function N + -1 * i and consists of 3 locations. One deterministic module has affine ranking function N + -1 * i and consists of 3 locations. 4 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 14.1s and 9 iterations. TraceHistogramMax:3. Analysis of lassos took 7.5s. Construction of modules took 0.3s. Büchi inclusion checks took 1.6s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 10. Automata minimization 0.9s AutomataMinimizationTime, 10 MinimizatonAttempts, 8540 StatesRemovedByMinimization, 9 NontrivialMinimizations. Non-live state removal took 0.9s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [8, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 417 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 409 mSDsluCounter, 99 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 219 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 589 IncrementalHoareTripleChecker+Invalid, 600 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 64 mSDtfsCounter, 589 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT4 conc0 concLT4 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital21 mio100 ax329 hnf100 lsp14 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 30ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 32 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 8 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.8s InitialAbstractionConstructionTime: 2.9s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2.9s, 122 PlacesBefore, 38 PlacesAfterwards, 118 TransitionsBefore, 29 TransitionsAfterwards, 2520 CoEnabledTransitionPairs, 6 FixpointIterations, 44 TrivialSequentialCompositions, 37 ConcurrentSequentialCompositions, 3 TrivialYvCompositions, 8 ConcurrentYvCompositions, 5 ChoiceCompositions, 97 TotalNumberOfCompositions, 2512 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2391, positive: 2384, positive conditional: 0, positive unconditional: 2384, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1324, positive: 1319, positive conditional: 0, positive unconditional: 1319, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2391, positive: 1065, positive conditional: 0, positive unconditional: 1065, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 1324, unknown conditional: 0, unknown unconditional: 1324] , Statistics on independence cache: Total cache size (in pairs): 90, Positive cache size: 90, Positive conditional cache size: 0, Positive unconditional cache size: 90, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 RESULT: Ultimate proved your program to be correct! [2022-07-26 14:15:52,304 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2022-07-26 14:15:52,520 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...