/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/parallel-misc-2-unrolled-atomic.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-21b0908 [2022-07-22 12:44:45,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 12:44:45,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 12:44:45,152 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 12:44:45,153 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 12:44:45,155 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 12:44:45,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 12:44:45,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 12:44:45,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 12:44:45,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 12:44:45,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 12:44:45,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 12:44:45,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 12:44:45,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 12:44:45,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 12:44:45,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 12:44:45,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 12:44:45,190 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 12:44:45,192 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 12:44:45,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 12:44:45,196 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 12:44:45,197 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 12:44:45,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 12:44:45,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 12:44:45,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 12:44:45,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-07-22 12:44:45,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 12:44:45,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 12:44:45,217 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 12:44:45,218 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-syntacticLbe.epf [2022-07-22 12:44:45,246 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 12:44:45,247 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 12:44:45,247 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 12:44:45,247 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 12:44:45,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 12:44:45,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 12:44:45,250 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 12:44:45,250 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-22 12:44:45,250 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-22 12:44:45,251 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-22 12:44:45,251 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-22 12:44:45,251 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-22 12:44:45,251 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-22 12:44:45,252 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 12:44:45,252 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 12:44:45,252 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-22 12:44:45,252 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 12:44:45,253 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 12:44:45,253 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 12:44:45,253 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-22 12:44:45,253 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-22 12:44:45,254 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-22 12:44:45,254 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 12:44:45,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 12:44:45,254 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-22 12:44:45,255 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 12:44:45,255 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-22 12:44:45,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 12:44:45,255 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 12:44:45,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 12:44:45,256 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 12:44:45,257 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-07-22 12:44:45,258 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-22 12:44:45,258 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-07-22 12:44:45,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 12:44:45,716 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 12:44:45,719 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 12:44:45,721 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 12:44:45,723 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 12:44:45,725 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-misc-2-unrolled-atomic.wvr.c [2022-07-22 12:44:45,824 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9c4b3284/a28842651cbf40da8c62ae6e253fa843/FLAG1f948111a [2022-07-22 12:44:46,550 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 12:44:46,551 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-2-unrolled-atomic.wvr.c [2022-07-22 12:44:46,562 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9c4b3284/a28842651cbf40da8c62ae6e253fa843/FLAG1f948111a [2022-07-22 12:44:46,876 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9c4b3284/a28842651cbf40da8c62ae6e253fa843 [2022-07-22 12:44:46,880 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 12:44:46,885 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-07-22 12:44:46,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 12:44:46,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 12:44:46,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 12:44:46,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:44:46" (1/1) ... [2022-07-22 12:44:46,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13e6d4ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:44:46, skipping insertion in model container [2022-07-22 12:44:46,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:44:46" (1/1) ... [2022-07-22 12:44:46,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 12:44:46,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 12:44:47,106 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/parallel-misc-2-unrolled-atomic.wvr.c[2252,2265] [2022-07-22 12:44:47,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 12:44:47,117 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 12:44:47,141 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/parallel-misc-2-unrolled-atomic.wvr.c[2252,2265] [2022-07-22 12:44:47,142 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 12:44:47,159 INFO L208 MainTranslator]: Completed translation [2022-07-22 12:44:47,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:44:47 WrapperNode [2022-07-22 12:44:47,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 12:44:47,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 12:44:47,161 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 12:44:47,161 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 12:44:47,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:44:47" (1/1) ... [2022-07-22 12:44:47,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:44:47" (1/1) ... [2022-07-22 12:44:47,208 INFO L137 Inliner]: procedures = 20, calls = 25, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 64 [2022-07-22 12:44:47,209 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 12:44:47,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 12:44:47,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 12:44:47,210 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 12:44:47,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:44:47" (1/1) ... [2022-07-22 12:44:47,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:44:47" (1/1) ... [2022-07-22 12:44:47,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:44:47" (1/1) ... [2022-07-22 12:44:47,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:44:47" (1/1) ... [2022-07-22 12:44:47,248 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:44:47" (1/1) ... [2022-07-22 12:44:47,257 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:44:47" (1/1) ... [2022-07-22 12:44:47,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:44:47" (1/1) ... [2022-07-22 12:44:47,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 12:44:47,265 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 12:44:47,265 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 12:44:47,265 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 12:44:47,266 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:44:47" (1/1) ... [2022-07-22 12:44:47,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:47,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:47,302 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) [2022-07-22 12:44:47,304 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 [2022-07-22 12:44:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 12:44:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-07-22 12:44:47,357 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-07-22 12:44:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-07-22 12:44:47,358 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-07-22 12:44:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 12:44:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 12:44:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-22 12:44:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-07-22 12:44:47,359 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-07-22 12:44:47,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 12:44:47,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 12:44:47,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-22 12:44:47,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 12:44:47,361 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-07-22 12:44:47,454 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 12:44:47,456 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 12:44:47,683 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 12:44:47,789 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 12:44:47,789 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-22 12:44:47,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:44:47 BoogieIcfgContainer [2022-07-22 12:44:47,795 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 12:44:47,797 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-22 12:44:47,797 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-22 12:44:47,803 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-22 12:44:47,804 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 12:44:47,804 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.07 12:44:46" (1/3) ... [2022-07-22 12:44:47,806 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@606d2c30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 12:44:47, skipping insertion in model container [2022-07-22 12:44:47,806 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 12:44:47,806 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:44:47" (2/3) ... [2022-07-22 12:44:47,807 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@606d2c30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 12:44:47, skipping insertion in model container [2022-07-22 12:44:47,807 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 12:44:47,808 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:44:47" (3/3) ... [2022-07-22 12:44:47,809 INFO L322 chiAutomizerObserver]: Analyzing ICFG parallel-misc-2-unrolled-atomic.wvr.c [2022-07-22 12:44:48,027 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-07-22 12:44:48,085 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 91 places, 93 transitions, 202 flow [2022-07-22 12:44:48,164 INFO L129 PetriNetUnfolder]: 7/89 cut-off events. [2022-07-22 12:44:48,164 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-07-22 12:44:48,168 INFO L84 FinitePrefix]: Finished finitePrefix Result has 98 conditions, 89 events. 7/89 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 29 event pairs, 0 based on Foata normal form. 0/82 useless extension candidates. Maximal degree in co-relation 59. Up to 2 conditions per place. [2022-07-22 12:44:48,169 INFO L82 GeneralOperation]: Start removeDead. Operand has 91 places, 93 transitions, 202 flow [2022-07-22 12:44:48,180 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 89 places, 89 transitions, 190 flow [2022-07-22 12:44:48,184 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-07-22 12:44:48,199 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 89 transitions, 190 flow [2022-07-22 12:44:48,204 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 89 transitions, 190 flow [2022-07-22 12:44:48,206 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 89 transitions, 190 flow [2022-07-22 12:44:48,236 INFO L129 PetriNetUnfolder]: 7/89 cut-off events. [2022-07-22 12:44:48,237 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-07-22 12:44:48,237 INFO L84 FinitePrefix]: Finished finitePrefix Result has 98 conditions, 89 events. 7/89 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 29 event pairs, 0 based on Foata normal form. 0/82 useless extension candidates. Maximal degree in co-relation 59. Up to 2 conditions per place. [2022-07-22 12:44:48,239 INFO L116 LiptonReduction]: Number of co-enabled transitions 252 [2022-07-22 12:44:51,304 INFO L131 LiptonReduction]: Checked pairs total: 321 [2022-07-22 12:44:51,304 INFO L133 LiptonReduction]: Total number of compositions: 93 [2022-07-22 12:44:51,328 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 12:44:51,328 INFO L301 stractBuchiCegarLoop]: Hoare is false [2022-07-22 12:44:51,328 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 12:44:51,328 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 12:44:51,328 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 12:44:51,329 INFO L305 stractBuchiCegarLoop]: Difference is false [2022-07-22 12:44:51,329 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 12:44:51,329 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 12:44:51,331 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-07-22 12:44:51,365 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 10 [2022-07-22 12:44:51,365 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:44:51,365 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:44:51,372 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-07-22 12:44:51,372 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:44:51,372 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 12:44:51,372 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 19 states, but on-demand construction may add more states [2022-07-22 12:44:51,375 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 10 [2022-07-22 12:44:51,375 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:44:51,376 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:44:51,376 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-07-22 12:44:51,376 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:44:51,382 INFO L748 eck$LassoCheckResult]: Stem: 94#[ULTIMATE.startENTRY]don't care [356] ULTIMATE.startENTRY-->L78-3: Formula: (let ((.cse0 (select |v_#memory_int_60| 1)) (.cse1 (store |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (and (= 48 (select .cse0 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_45| 0) (= |v_ULTIMATE.start_main_#t~pre11#1_39| |v_#pthreadsForks_46|) (= (select |v_#valid_111| 2) 1) (= |v_#pthreadsForks_45| (+ |v_#pthreadsForks_46| 1)) (= (select .cse0 1) 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (= (select |v_#length_74| 1) 2) (= (select |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= (store (store |v_#length_74| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4) |v_#length_73|) (= (select |v_#valid_111| 1) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_#memory_int_59| (store |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre11#1_39|))) (= (select |v_#length_74| 2) 38) (= |v_#valid_110| (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1)) (= (ite (and (<= 0 v_~N~0_58) (<= v_~N~0_58 1073741823)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (< 0 |v_#StackHeapBarrier_24|) (= |v_#NULL.offset_8| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_37| 0) (= |v_#NULL.base_8| 0) (not (= (ite (and (= v_~pos~0_113 0) (= v_~pos~0_113 v_~i1~0_84) (= v_~pos~0_113 v_~i2~0_84)) 1 0) 0)) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| 0)) (= (select |v_#valid_111| 0) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_46|, #valid=|v_#valid_111|, #memory_int=|v_#memory_int_60|, #length=|v_#length_74|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_29|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_40|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_37|, #NULL.offset=|v_#NULL.offset_8|, ~i1~0=v_~i1~0_84, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_21|, #pthreadsForks=|v_#pthreadsForks_45|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_87|, #length=|v_#length_73|, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_50|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_39|, ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_22|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_36|, ULTIMATE.start_main_#t~mem16#1=|v_ULTIMATE.start_main_#t~mem16#1_34|, ~i2~0=v_~i2~0_84, ~N~0=v_~N~0_58, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_32|, #valid=|v_#valid_110|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_30|, #memory_int=|v_#memory_int_59|, ~pos~0=v_~pos~0_113, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, #NULL.offset, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre11#1, ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem16#1, ~i2~0, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet8#1, #valid, ULTIMATE.start_main_#t~nondet7#1, #memory_int, ~pos~0, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 97#[L78-3]don't care [258] L78-3-->L46: Formula: (and (= v_thread1Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre11#1_6|) (= v_thread1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_4|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_4|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_4|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_4|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_4|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_4|, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_#res.offset, thread1Thread1of1ForFork0_thidvar1] 99#[L78-4, L46]don't care [2022-07-22 12:44:51,382 INFO L750 eck$LassoCheckResult]: Loop: 99#[L78-4, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 99#[L78-4, L46]don't care [2022-07-22 12:44:51,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:51,389 INFO L85 PathProgramCache]: Analyzing trace with hash 12255, now seen corresponding path program 1 times [2022-07-22 12:44:51,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:44:51,401 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487560748] [2022-07-22 12:44:51,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:44:51,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:44:51,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:51,539 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:44:51,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:51,609 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:44:51,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:51,612 INFO L85 PathProgramCache]: Analyzing trace with hash 331, now seen corresponding path program 1 times [2022-07-22 12:44:51,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:44:51,613 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780489625] [2022-07-22 12:44:51,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:44:51,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:44:51,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:51,638 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:44:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:51,650 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:44:51,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:51,652 INFO L85 PathProgramCache]: Analyzing trace with hash 380205, now seen corresponding path program 1 times [2022-07-22 12:44:51,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:44:51,653 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237486766] [2022-07-22 12:44:51,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:44:51,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:44:51,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:51,702 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:44:51,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:51,735 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:44:51,784 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:44:51,785 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:44:51,785 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:44:51,785 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:44:51,786 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:44:51,786 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:51,786 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:44:51,786 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:44:51,786 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration1_Loop [2022-07-22 12:44:51,786 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:44:51,787 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:44:51,809 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:51,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:51,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:51,826 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:51,828 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:51,832 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:51,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:51,837 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:51,841 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:51,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:51,939 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:44:51,940 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:44:51,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:51,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:51,950 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) [2022-07-22 12:44:51,957 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 [2022-07-22 12:44:51,958 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:51,958 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:51,989 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:51,990 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: [] [2022-07-22 12:44:52,014 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 [2022-07-22 12:44:52,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:52,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:52,017 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) [2022-07-22 12:44:52,017 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 [2022-07-22 12:44:52,018 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:52,018 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:52,034 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:52,035 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: [] [2022-07-22 12:44:52,084 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 [2022-07-22 12:44:52,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:52,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:52,086 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) [2022-07-22 12:44:52,093 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:52,093 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:52,108 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 [2022-07-22 12:44:52,163 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 [2022-07-22 12:44:52,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:52,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:52,167 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) [2022-07-22 12:44:52,174 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:44:52,175 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:52,189 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 [2022-07-22 12:44:52,330 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:44:52,333 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-07-22 12:44:52,334 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:44:52,334 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:44:52,334 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:44:52,334 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:44:52,334 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:44:52,335 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:52,335 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:44:52,335 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:44:52,335 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration1_Loop [2022-07-22 12:44:52,335 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:44:52,335 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:44:52,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:52,346 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:52,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:52,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:52,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:52,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:52,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:52,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:52,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:52,374 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:52,444 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:44:52,450 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:44:52,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:52,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:52,455 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) [2022-07-22 12:44:52,464 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 [2022-07-22 12:44:52,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:52,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:52,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:52,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:52,483 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:44:52,483 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:44:52,487 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 [2022-07-22 12:44:52,498 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:52,528 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 [2022-07-22 12:44:52,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:52,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:52,529 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) [2022-07-22 12:44:52,531 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 [2022-07-22 12:44:52,532 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 [2022-07-22 12:44:52,540 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:52,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:52,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:52,541 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:52,544 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:44:52,544 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:44:52,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:52,602 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 [2022-07-22 12:44:52,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:52,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:52,604 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) [2022-07-22 12:44:52,606 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 [2022-07-22 12:44:52,606 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 [2022-07-22 12:44:52,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:52,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:44:52,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:52,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:52,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:52,617 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:44:52,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:44:52,629 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:52,669 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 [2022-07-22 12:44:52,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:52,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:52,672 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) [2022-07-22 12:44:52,679 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 [2022-07-22 12:44:52,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:52,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:44:52,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:52,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:52,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:52,691 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:44:52,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:44:52,695 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 [2022-07-22 12:44:52,702 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:44:52,712 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:44:52,712 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:44:52,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:52,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:52,720 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) [2022-07-22 12:44:52,725 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 [2022-07-22 12:44:52,725 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:44:52,725 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:44:52,725 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:44:52,726 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~i1~0, ~N~0) = -1*~i1~0 + 2*~N~0 Supporting invariants [] [2022-07-22 12:44:52,767 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 [2022-07-22 12:44:52,769 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:44:52,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:52,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:44:52,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:44:52,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:44:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:44:52,846 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:44:52,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:44:52,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:44:52,892 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:44:52,895 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand currently 19 states, but on-demand construction may add more states Second operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) [2022-07-22 12:44:52,941 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand currently 19 states, but on-demand construction may add more states. Second operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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 22 states and 46 transitions. Complement of second has 3 states. [2022-07-22 12:44:52,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:44:52,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) [2022-07-22 12:44:52,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 3 transitions. [2022-07-22 12:44:52,951 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 2 letters. Loop has 1 letters. [2022-07-22 12:44:52,952 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:44:52,952 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 3 letters. Loop has 1 letters. [2022-07-22 12:44:52,952 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:44:52,952 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 2 letters. Loop has 2 letters. [2022-07-22 12:44:52,952 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:44:52,953 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22 states and 46 transitions. [2022-07-22 12:44:52,956 INFO L131 ngComponentsAnalysis]: Automaton has 9 accepting balls. 9 [2022-07-22 12:44:52,962 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22 states to 16 states and 35 transitions. [2022-07-22 12:44:52,963 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2022-07-22 12:44:52,964 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-07-22 12:44:52,964 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 35 transitions. [2022-07-22 12:44:52,966 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:44:52,966 INFO L220 hiAutomatonCegarLoop]: Abstraction has 16 states and 35 transitions. [2022-07-22 12:44:52,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 35 transitions. [2022-07-22 12:44:52,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2022-07-22 12:44:52,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 2.1333333333333333) internal successors, (32), 14 states have internal predecessors, (32), 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) [2022-07-22 12:44:52,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 32 transitions. [2022-07-22 12:44:52,996 INFO L242 hiAutomatonCegarLoop]: Abstraction has 15 states and 32 transitions. [2022-07-22 12:44:52,997 INFO L425 stractBuchiCegarLoop]: Abstraction has 15 states and 32 transitions. [2022-07-22 12:44:52,997 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-22 12:44:52,997 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 32 transitions. [2022-07-22 12:44:52,998 INFO L131 ngComponentsAnalysis]: Automaton has 9 accepting balls. 9 [2022-07-22 12:44:52,999 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:44:52,999 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:44:52,999 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-22 12:44:52,999 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:44:53,000 INFO L748 eck$LassoCheckResult]: Stem: 182#[ULTIMATE.startENTRY]don't care [356] ULTIMATE.startENTRY-->L78-3: Formula: (let ((.cse0 (select |v_#memory_int_60| 1)) (.cse1 (store |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (and (= 48 (select .cse0 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_45| 0) (= |v_ULTIMATE.start_main_#t~pre11#1_39| |v_#pthreadsForks_46|) (= (select |v_#valid_111| 2) 1) (= |v_#pthreadsForks_45| (+ |v_#pthreadsForks_46| 1)) (= (select .cse0 1) 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (= (select |v_#length_74| 1) 2) (= (select |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= (store (store |v_#length_74| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4) |v_#length_73|) (= (select |v_#valid_111| 1) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_#memory_int_59| (store |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre11#1_39|))) (= (select |v_#length_74| 2) 38) (= |v_#valid_110| (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1)) (= (ite (and (<= 0 v_~N~0_58) (<= v_~N~0_58 1073741823)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (< 0 |v_#StackHeapBarrier_24|) (= |v_#NULL.offset_8| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_37| 0) (= |v_#NULL.base_8| 0) (not (= (ite (and (= v_~pos~0_113 0) (= v_~pos~0_113 v_~i1~0_84) (= v_~pos~0_113 v_~i2~0_84)) 1 0) 0)) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| 0)) (= (select |v_#valid_111| 0) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_46|, #valid=|v_#valid_111|, #memory_int=|v_#memory_int_60|, #length=|v_#length_74|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_29|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_40|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_37|, #NULL.offset=|v_#NULL.offset_8|, ~i1~0=v_~i1~0_84, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_21|, #pthreadsForks=|v_#pthreadsForks_45|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_87|, #length=|v_#length_73|, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_50|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_39|, ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_22|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_36|, ULTIMATE.start_main_#t~mem16#1=|v_ULTIMATE.start_main_#t~mem16#1_34|, ~i2~0=v_~i2~0_84, ~N~0=v_~N~0_58, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_32|, #valid=|v_#valid_110|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_30|, #memory_int=|v_#memory_int_59|, ~pos~0=v_~pos~0_113, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, #NULL.offset, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre11#1, ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem16#1, ~i2~0, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet8#1, #valid, ULTIMATE.start_main_#t~nondet7#1, #memory_int, ~pos~0, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 184#[L78-3]don't care [258] L78-3-->L46: Formula: (and (= v_thread1Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre11#1_6|) (= v_thread1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_4|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_4|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_4|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_4|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_4|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_4|, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_#res.offset, thread1Thread1of1ForFork0_thidvar1] 192#[L78-4, L46]don't care [334] L78-4-->L79-3: Formula: (and (= (select |v_#valid_66| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) 1) (= |v_#memory_int_27| (store |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27| (store (select |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) |v_ULTIMATE.start_main_~#t2~0#1.offset_23| |v_ULTIMATE.start_main_#t~pre13#1_19|))) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_23| 4) (select |v_#length_43| |v_ULTIMATE.start_main_~#t2~0#1.base_27|)) (= |v_ULTIMATE.start_main_#t~pre13#1_19| |v_#pthreadsForks_22|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_23|) (= |v_#pthreadsForks_21| (+ |v_#pthreadsForks_22| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_22|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_28|, #length=|v_#length_43|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_19|, #pthreadsForks=|v_#pthreadsForks_21|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_19|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_27|, #length=|v_#length_43|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_11|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, ULTIMATE.start_main_#t~pre11#1, #memory_int, ULTIMATE.start_main_#t~nondet12#1] 204#[L79-3, L46]don't care [2022-07-22 12:44:53,000 INFO L750 eck$LassoCheckResult]: Loop: 204#[L79-3, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 204#[L79-3, L46]don't care [2022-07-22 12:44:53,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:53,001 INFO L85 PathProgramCache]: Analyzing trace with hash 380239, now seen corresponding path program 1 times [2022-07-22 12:44:53,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:44:53,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756971428] [2022-07-22 12:44:53,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:44:53,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:44:53,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:53,026 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:44:53,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:53,050 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:44:53,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:53,051 INFO L85 PathProgramCache]: Analyzing trace with hash 331, now seen corresponding path program 2 times [2022-07-22 12:44:53,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:44:53,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146892151] [2022-07-22 12:44:53,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:44:53,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:44:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:53,056 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:44:53,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:53,060 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:44:53,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:53,061 INFO L85 PathProgramCache]: Analyzing trace with hash 11787709, now seen corresponding path program 1 times [2022-07-22 12:44:53,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:44:53,061 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524758318] [2022-07-22 12:44:53,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:44:53,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:44:53,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:53,097 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:44:53,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:53,155 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:44:53,173 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:44:53,173 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:44:53,173 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:44:53,174 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:44:53,174 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:44:53,174 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:53,174 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:44:53,174 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:44:53,174 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration2_Loop [2022-07-22 12:44:53,174 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:44:53,174 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:44:53,179 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:53,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:53,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:53,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:53,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:53,194 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:53,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:53,197 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:53,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:53,200 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:53,257 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:44:53,257 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:44:53,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:53,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:53,259 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) [2022-07-22 12:44:53,274 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:53,274 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:53,289 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 [2022-07-22 12:44:53,294 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:53,295 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_3=-1} Honda state: {v_rep#funAddr~thread1.base_3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:44:53,330 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 [2022-07-22 12:44:53,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:53,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:53,332 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) [2022-07-22 12:44:53,341 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 [2022-07-22 12:44:53,341 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:53,342 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:53,363 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:53,363 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_3=-1} Honda state: {v_rep#funAddr~thread2.base_3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:44:53,391 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-07-22 12:44:53,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:53,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:53,394 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) [2022-07-22 12:44:53,400 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:53,401 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:53,404 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 [2022-07-22 12:44:53,432 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 [2022-07-22 12:44:53,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:53,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:53,433 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) [2022-07-22 12:44:53,434 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 [2022-07-22 12:44:53,435 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:44:53,435 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:53,558 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:44:53,564 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 [2022-07-22 12:44:53,564 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:44:53,564 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:44:53,565 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:44:53,565 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:44:53,565 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:44:53,565 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:53,565 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:44:53,565 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:44:53,566 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration2_Loop [2022-07-22 12:44:53,566 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:44:53,566 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:44:53,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:53,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:53,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:53,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:53,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:53,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:53,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:53,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:53,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:53,598 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:53,654 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:44:53,654 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:44:53,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:53,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:53,656 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) [2022-07-22 12:44:53,675 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 [2022-07-22 12:44:53,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:53,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:53,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:53,685 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:53,687 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:44:53,687 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:44:53,691 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 [2022-07-22 12:44:53,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:53,736 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 [2022-07-22 12:44:53,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:53,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:53,741 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) [2022-07-22 12:44:53,743 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 [2022-07-22 12:44:53,743 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 [2022-07-22 12:44:53,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:53,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:53,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:53,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:53,759 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:44:53,760 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:44:53,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:53,788 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-07-22 12:44:53,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:53,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:53,791 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) [2022-07-22 12:44:53,792 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 [2022-07-22 12:44:53,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 12:44:53,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:53,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:44:53,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:53,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:53,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:53,802 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:44:53,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:44:53,813 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:44:53,817 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:44:53,818 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:44:53,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:53,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:53,822 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) [2022-07-22 12:44:53,848 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:44:53,848 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:44:53,848 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:44:53,848 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, ~i1~0) = 2*~N~0 - 1*~i1~0 Supporting invariants [] [2022-07-22 12:44:53,848 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 [2022-07-22 12:44:53,871 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 [2022-07-22 12:44:53,873 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:44:53,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:53,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:44:53,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:44:53,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:44:53,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:44:53,930 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:44:53,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:44:53,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:44:53,932 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:44:53,933 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 32 transitions. cyclomatic complexity: 27 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) [2022-07-22 12:44:53,964 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 32 transitions. cyclomatic complexity: 27. 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 19 states and 43 transitions. Complement of second has 3 states. [2022-07-22 12:44:53,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:44:53,966 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) [2022-07-22 12:44:53,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 6 transitions. [2022-07-22 12:44:53,967 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 6 transitions. Stem has 3 letters. Loop has 1 letters. [2022-07-22 12:44:53,967 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:44:53,967 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 6 transitions. Stem has 4 letters. Loop has 1 letters. [2022-07-22 12:44:53,967 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:44:53,967 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 6 transitions. Stem has 3 letters. Loop has 2 letters. [2022-07-22 12:44:53,967 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:44:53,968 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 43 transitions. [2022-07-22 12:44:53,975 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 8 [2022-07-22 12:44:53,977 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 19 states and 43 transitions. [2022-07-22 12:44:53,977 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2022-07-22 12:44:53,978 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-07-22 12:44:53,978 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 43 transitions. [2022-07-22 12:44:53,978 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:44:53,978 INFO L220 hiAutomatonCegarLoop]: Abstraction has 19 states and 43 transitions. [2022-07-22 12:44:53,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 43 transitions. [2022-07-22 12:44:53,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 16. [2022-07-22 12:44:53,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 2.1875) internal successors, (35), 15 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:44:53,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 35 transitions. [2022-07-22 12:44:53,986 INFO L242 hiAutomatonCegarLoop]: Abstraction has 16 states and 35 transitions. [2022-07-22 12:44:53,986 INFO L425 stractBuchiCegarLoop]: Abstraction has 16 states and 35 transitions. [2022-07-22 12:44:53,986 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-22 12:44:53,986 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 35 transitions. [2022-07-22 12:44:53,988 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 8 [2022-07-22 12:44:53,989 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:44:53,989 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:44:53,989 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-07-22 12:44:53,989 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:44:53,990 INFO L748 eck$LassoCheckResult]: Stem: 259#[ULTIMATE.startENTRY]don't care [356] ULTIMATE.startENTRY-->L78-3: Formula: (let ((.cse0 (select |v_#memory_int_60| 1)) (.cse1 (store |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (and (= 48 (select .cse0 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_45| 0) (= |v_ULTIMATE.start_main_#t~pre11#1_39| |v_#pthreadsForks_46|) (= (select |v_#valid_111| 2) 1) (= |v_#pthreadsForks_45| (+ |v_#pthreadsForks_46| 1)) (= (select .cse0 1) 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (= (select |v_#length_74| 1) 2) (= (select |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= (store (store |v_#length_74| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4) |v_#length_73|) (= (select |v_#valid_111| 1) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_#memory_int_59| (store |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre11#1_39|))) (= (select |v_#length_74| 2) 38) (= |v_#valid_110| (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1)) (= (ite (and (<= 0 v_~N~0_58) (<= v_~N~0_58 1073741823)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (< 0 |v_#StackHeapBarrier_24|) (= |v_#NULL.offset_8| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_37| 0) (= |v_#NULL.base_8| 0) (not (= (ite (and (= v_~pos~0_113 0) (= v_~pos~0_113 v_~i1~0_84) (= v_~pos~0_113 v_~i2~0_84)) 1 0) 0)) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| 0)) (= (select |v_#valid_111| 0) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_46|, #valid=|v_#valid_111|, #memory_int=|v_#memory_int_60|, #length=|v_#length_74|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_29|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_40|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_37|, #NULL.offset=|v_#NULL.offset_8|, ~i1~0=v_~i1~0_84, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_21|, #pthreadsForks=|v_#pthreadsForks_45|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_87|, #length=|v_#length_73|, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_50|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_39|, ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_22|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_36|, ULTIMATE.start_main_#t~mem16#1=|v_ULTIMATE.start_main_#t~mem16#1_34|, ~i2~0=v_~i2~0_84, ~N~0=v_~N~0_58, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_32|, #valid=|v_#valid_110|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_30|, #memory_int=|v_#memory_int_59|, ~pos~0=v_~pos~0_113, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, #NULL.offset, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre11#1, ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem16#1, ~i2~0, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet8#1, #valid, ULTIMATE.start_main_#t~nondet7#1, #memory_int, ~pos~0, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 261#[L78-3]don't care [258] L78-3-->L46: Formula: (and (= v_thread1Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre11#1_6|) (= v_thread1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_4|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_4|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_4|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_4|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_4|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_4|, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_#res.offset, thread1Thread1of1ForFork0_thidvar1] 269#[L78-4, L46]don't care [334] L78-4-->L79-3: Formula: (and (= (select |v_#valid_66| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) 1) (= |v_#memory_int_27| (store |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27| (store (select |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) |v_ULTIMATE.start_main_~#t2~0#1.offset_23| |v_ULTIMATE.start_main_#t~pre13#1_19|))) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_23| 4) (select |v_#length_43| |v_ULTIMATE.start_main_~#t2~0#1.base_27|)) (= |v_ULTIMATE.start_main_#t~pre13#1_19| |v_#pthreadsForks_22|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_23|) (= |v_#pthreadsForks_21| (+ |v_#pthreadsForks_22| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_22|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_28|, #length=|v_#length_43|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_19|, #pthreadsForks=|v_#pthreadsForks_21|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_19|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_27|, #length=|v_#length_43|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_11|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, ULTIMATE.start_main_#t~pre11#1, #memory_int, ULTIMATE.start_main_#t~nondet12#1] 277#[L79-3, L46]don't care [261] L79-3-->L59: Formula: (and (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= v_thread2Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_4|, thread2Thread1of1ForFork1_#res.offset=|v_thread2Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread2Thread1of1ForFork1_#res.base=|v_thread2Thread1of1ForFork1_#res.base_4|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_4|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#res.offset, thread2Thread1of1ForFork1_#res.base, thread2Thread1of1ForFork1_#t~post6, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 279#[L79-4, L59, L46]don't care [2022-07-22 12:44:53,994 INFO L750 eck$LassoCheckResult]: Loop: 279#[L79-4, L59, L46]don't care [265] L59-->L59: Formula: (and (= v_~pos~0_58 v_~pos~0_57) (< v_~i2~0_41 (* 2 v_~N~0_8)) (= v_~i2~0_40 (+ v_~i2~0_41 2))) InVars {~i2~0=v_~i2~0_41, ~pos~0=v_~pos~0_58, ~N~0=v_~N~0_8} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_5|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_5|, ~i2~0=v_~i2~0_40, ~pos~0=v_~pos~0_57, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#t~post6, ~i2~0, ~pos~0] 279#[L79-4, L59, L46]don't care [2022-07-22 12:44:53,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:53,995 INFO L85 PathProgramCache]: Analyzing trace with hash 11787670, now seen corresponding path program 1 times [2022-07-22 12:44:53,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:44:53,996 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675107823] [2022-07-22 12:44:53,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:44:53,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:44:54,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:54,047 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:44:54,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:54,076 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:44:54,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:54,077 INFO L85 PathProgramCache]: Analyzing trace with hash 296, now seen corresponding path program 1 times [2022-07-22 12:44:54,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:44:54,078 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455856669] [2022-07-22 12:44:54,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:44:54,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:44:54,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:54,082 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:44:54,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:54,086 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:44:54,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:54,087 INFO L85 PathProgramCache]: Analyzing trace with hash 365418035, now seen corresponding path program 1 times [2022-07-22 12:44:54,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:44:54,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191479930] [2022-07-22 12:44:54,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:44:54,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:44:54,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:54,104 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:44:54,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:54,122 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:44:54,139 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:44:54,139 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:44:54,139 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:44:54,139 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:44:54,139 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:44:54,139 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:54,139 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:44:54,140 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:44:54,140 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration3_Loop [2022-07-22 12:44:54,140 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:44:54,140 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:44:54,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:54,144 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:54,146 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:54,148 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:54,150 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:54,152 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:54,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:54,159 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:54,208 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:44:54,208 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:44:54,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:54,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:54,209 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) [2022-07-22 12:44:54,215 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:54,215 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:54,229 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 [2022-07-22 12:44:54,234 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:54,235 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: [] [2022-07-22 12:44:54,261 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 [2022-07-22 12:44:54,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:54,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:54,262 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) [2022-07-22 12:44:54,264 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 [2022-07-22 12:44:54,266 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:54,266 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:54,275 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:54,275 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~pos~0=0} Honda state: {~pos~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:44:54,297 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-07-22 12:44:54,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:54,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:54,299 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) [2022-07-22 12:44:54,302 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 [2022-07-22 12:44:54,306 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:54,306 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:54,331 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:54,331 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_5=1} Honda state: {v_rep#funAddr~thread2.offset_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:44:54,373 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 [2022-07-22 12:44:54,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:54,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:54,375 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) [2022-07-22 12:44:54,377 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 [2022-07-22 12:44:54,378 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:54,378 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:54,399 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:54,400 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: [] [2022-07-22 12:44:54,437 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 [2022-07-22 12:44:54,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:54,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:54,439 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) [2022-07-22 12:44:54,440 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 [2022-07-22 12:44:54,440 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:54,440 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:54,448 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:54,448 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_#t~post6=0} Honda state: {thread2Thread1of1ForFork1_#t~post6=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:44:54,487 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 [2022-07-22 12:44:54,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:54,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:54,491 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) [2022-07-22 12:44:54,502 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:54,503 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:54,515 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 [2022-07-22 12:44:54,570 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 [2022-07-22 12:44:54,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:54,571 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:54,572 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) [2022-07-22 12:44:54,576 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:44:54,576 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:54,594 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 [2022-07-22 12:44:54,810 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:44:54,815 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 [2022-07-22 12:44:54,816 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:44:54,816 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:44:54,816 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:44:54,816 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:44:54,816 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:44:54,816 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:54,816 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:44:54,816 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:44:54,816 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration3_Loop [2022-07-22 12:44:54,816 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:44:54,817 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:44:54,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:54,822 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:54,875 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:54,878 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:54,881 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:54,888 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:54,889 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:54,892 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:54,961 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:44:54,961 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:44:54,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:54,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:54,966 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) [2022-07-22 12:44:54,969 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-07-22 12:44:54,977 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 [2022-07-22 12:44:54,977 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 [2022-07-22 12:44:54,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:54,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:54,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:54,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:54,987 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:44:54,988 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:44:55,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:55,035 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 [2022-07-22 12:44:55,052 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 [2022-07-22 12:44:55,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:55,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:55,054 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) [2022-07-22 12:44:55,055 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 [2022-07-22 12:44:55,055 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 [2022-07-22 12:44:55,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:55,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:55,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:55,065 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:55,067 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:44:55,067 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:44:55,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:55,120 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 [2022-07-22 12:44:55,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:55,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:55,123 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) [2022-07-22 12:44:55,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 12:44:55,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:55,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:44:55,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:55,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:55,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:55,137 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:44:55,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:44:55,139 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 [2022-07-22 12:44:55,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:55,190 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 [2022-07-22 12:44:55,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:55,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:55,191 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) [2022-07-22 12:44:55,197 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 [2022-07-22 12:44:55,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:55,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:55,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:55,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:55,209 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:44:55,210 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:44:55,214 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 [2022-07-22 12:44:55,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:55,265 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 [2022-07-22 12:44:55,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:55,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:55,267 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) [2022-07-22 12:44:55,271 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 [2022-07-22 12:44:55,281 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:55,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:44:55,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:55,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:55,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:55,283 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:44:55,283 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:44:55,286 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 [2022-07-22 12:44:55,293 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:44:55,298 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:44:55,298 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:44:55,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:55,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:55,305 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) [2022-07-22 12:44:55,307 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:44:55,307 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:44:55,307 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:44:55,307 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, ~i2~0) = 2*~N~0 - 1*~i2~0 Supporting invariants [] [2022-07-22 12:44:55,318 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 [2022-07-22 12:44:55,344 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 [2022-07-22 12:44:55,345 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:44:55,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:55,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:44:55,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:44:55,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:44:55,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:44:55,400 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:44:55,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:44:55,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:44:55,402 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:44:55,402 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states and 35 transitions. cyclomatic complexity: 29 Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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) [2022-07-22 12:44:55,436 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states and 35 transitions. cyclomatic complexity: 29. Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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 25 states and 64 transitions. Complement of second has 3 states. [2022-07-22 12:44:55,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:44:55,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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) [2022-07-22 12:44:55,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 7 transitions. [2022-07-22 12:44:55,438 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 4 letters. Loop has 1 letters. [2022-07-22 12:44:55,439 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:44:55,439 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 5 letters. Loop has 1 letters. [2022-07-22 12:44:55,439 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:44:55,439 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 4 letters. Loop has 2 letters. [2022-07-22 12:44:55,439 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:44:55,439 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 64 transitions. [2022-07-22 12:44:55,443 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 8 [2022-07-22 12:44:55,448 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 25 states and 64 transitions. [2022-07-22 12:44:55,449 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2022-07-22 12:44:55,449 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21 [2022-07-22 12:44:55,449 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 64 transitions. [2022-07-22 12:44:55,449 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:44:55,450 INFO L220 hiAutomatonCegarLoop]: Abstraction has 25 states and 64 transitions. [2022-07-22 12:44:55,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 64 transitions. [2022-07-22 12:44:55,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 20. [2022-07-22 12:44:55,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 2.45) internal successors, (49), 19 states have internal predecessors, (49), 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) [2022-07-22 12:44:55,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 49 transitions. [2022-07-22 12:44:55,457 INFO L242 hiAutomatonCegarLoop]: Abstraction has 20 states and 49 transitions. [2022-07-22 12:44:55,458 INFO L425 stractBuchiCegarLoop]: Abstraction has 20 states and 49 transitions. [2022-07-22 12:44:55,458 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-22 12:44:55,459 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 49 transitions. [2022-07-22 12:44:55,461 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 8 [2022-07-22 12:44:55,462 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:44:55,462 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:44:55,462 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-22 12:44:55,463 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:44:55,463 INFO L748 eck$LassoCheckResult]: Stem: 347#[ULTIMATE.startENTRY]don't care [356] ULTIMATE.startENTRY-->L78-3: Formula: (let ((.cse0 (select |v_#memory_int_60| 1)) (.cse1 (store |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (and (= 48 (select .cse0 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_45| 0) (= |v_ULTIMATE.start_main_#t~pre11#1_39| |v_#pthreadsForks_46|) (= (select |v_#valid_111| 2) 1) (= |v_#pthreadsForks_45| (+ |v_#pthreadsForks_46| 1)) (= (select .cse0 1) 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (= (select |v_#length_74| 1) 2) (= (select |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= (store (store |v_#length_74| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4) |v_#length_73|) (= (select |v_#valid_111| 1) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_#memory_int_59| (store |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre11#1_39|))) (= (select |v_#length_74| 2) 38) (= |v_#valid_110| (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1)) (= (ite (and (<= 0 v_~N~0_58) (<= v_~N~0_58 1073741823)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (< 0 |v_#StackHeapBarrier_24|) (= |v_#NULL.offset_8| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_37| 0) (= |v_#NULL.base_8| 0) (not (= (ite (and (= v_~pos~0_113 0) (= v_~pos~0_113 v_~i1~0_84) (= v_~pos~0_113 v_~i2~0_84)) 1 0) 0)) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| 0)) (= (select |v_#valid_111| 0) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_46|, #valid=|v_#valid_111|, #memory_int=|v_#memory_int_60|, #length=|v_#length_74|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_29|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_40|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_37|, #NULL.offset=|v_#NULL.offset_8|, ~i1~0=v_~i1~0_84, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_21|, #pthreadsForks=|v_#pthreadsForks_45|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_87|, #length=|v_#length_73|, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_50|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_39|, ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_22|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_36|, ULTIMATE.start_main_#t~mem16#1=|v_ULTIMATE.start_main_#t~mem16#1_34|, ~i2~0=v_~i2~0_84, ~N~0=v_~N~0_58, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_32|, #valid=|v_#valid_110|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_30|, #memory_int=|v_#memory_int_59|, ~pos~0=v_~pos~0_113, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, #NULL.offset, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre11#1, ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem16#1, ~i2~0, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet8#1, #valid, ULTIMATE.start_main_#t~nondet7#1, #memory_int, ~pos~0, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 349#[L78-3]don't care [258] L78-3-->L46: Formula: (and (= v_thread1Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre11#1_6|) (= v_thread1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_4|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_4|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_4|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_4|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_4|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_4|, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_#res.offset, thread1Thread1of1ForFork0_thidvar1] 357#[L78-4, L46]don't care [334] L78-4-->L79-3: Formula: (and (= (select |v_#valid_66| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) 1) (= |v_#memory_int_27| (store |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27| (store (select |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) |v_ULTIMATE.start_main_~#t2~0#1.offset_23| |v_ULTIMATE.start_main_#t~pre13#1_19|))) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_23| 4) (select |v_#length_43| |v_ULTIMATE.start_main_~#t2~0#1.base_27|)) (= |v_ULTIMATE.start_main_#t~pre13#1_19| |v_#pthreadsForks_22|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_23|) (= |v_#pthreadsForks_21| (+ |v_#pthreadsForks_22| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_22|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_28|, #length=|v_#length_43|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_19|, #pthreadsForks=|v_#pthreadsForks_21|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_19|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_27|, #length=|v_#length_43|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_11|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, ULTIMATE.start_main_#t~pre11#1, #memory_int, ULTIMATE.start_main_#t~nondet12#1] 365#[L79-3, L46]don't care [261] L79-3-->L59: Formula: (and (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= v_thread2Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_4|, thread2Thread1of1ForFork1_#res.offset=|v_thread2Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread2Thread1of1ForFork1_#res.base=|v_thread2Thread1of1ForFork1_#res.base_4|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_4|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#res.offset, thread2Thread1of1ForFork1_#res.base, thread2Thread1of1ForFork1_#t~post6, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 367#[L79-4, L59, L46]don't care [326] L59-->thread2EXIT: Formula: (and (not (< v_~i2~0_58 (* 2 v_~N~0_32))) (= |v_thread2Thread1of1ForFork1_#res.base_9| 0) (= |v_thread2Thread1of1ForFork1_#res.offset_9| 0)) InVars {~i2~0=v_~i2~0_58, ~N~0=v_~N~0_32} OutVars{thread2Thread1of1ForFork1_#res.offset=|v_thread2Thread1of1ForFork1_#res.offset_9|, thread2Thread1of1ForFork1_#res.base=|v_thread2Thread1of1ForFork1_#res.base_9|, ~i2~0=v_~i2~0_58, ~N~0=v_~N~0_32} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#res.offset, thread2Thread1of1ForFork1_#res.base] 363#[thread2EXIT, L79-4, L46]don't care [2022-07-22 12:44:55,464 INFO L750 eck$LassoCheckResult]: Loop: 363#[thread2EXIT, L79-4, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 363#[thread2EXIT, L79-4, L46]don't care [2022-07-22 12:44:55,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:55,464 INFO L85 PathProgramCache]: Analyzing trace with hash 365418096, now seen corresponding path program 1 times [2022-07-22 12:44:55,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:44:55,467 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683743840] [2022-07-22 12:44:55,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:44:55,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:44:55,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:55,507 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:44:55,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:55,539 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:44:55,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:55,541 INFO L85 PathProgramCache]: Analyzing trace with hash 331, now seen corresponding path program 3 times [2022-07-22 12:44:55,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:44:55,542 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800816065] [2022-07-22 12:44:55,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:44:55,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:44:55,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:55,552 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:44:55,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:55,557 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:44:55,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:55,558 INFO L85 PathProgramCache]: Analyzing trace with hash -1556940612, now seen corresponding path program 1 times [2022-07-22 12:44:55,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:44:55,558 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493528742] [2022-07-22 12:44:55,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:44:55,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:44:55,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:44:55,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:44:55,677 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:44:55,677 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493528742] [2022-07-22 12:44:55,679 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [493528742] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:44:55,680 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:44:55,680 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 12:44:55,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266769451] [2022-07-22 12:44:55,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:44:55,703 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:44:55,703 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:44:55,703 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:44:55,703 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:44:55,703 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:44:55,703 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:55,703 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:44:55,703 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:44:55,704 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration4_Loop [2022-07-22 12:44:55,704 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:44:55,704 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:44:55,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:55,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:55,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:55,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:55,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:55,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:55,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:55,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:55,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:55,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:55,793 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:44:55,793 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:44:55,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:55,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:55,796 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) [2022-07-22 12:44:55,798 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:55,798 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:55,812 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 [2022-07-22 12:44:55,818 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:55,819 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: [] [2022-07-22 12:44:55,854 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-07-22 12:44:55,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:55,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:55,856 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) [2022-07-22 12:44:55,861 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:55,862 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:55,876 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 [2022-07-22 12:44:55,879 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:55,879 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: [] [2022-07-22 12:44:55,914 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 [2022-07-22 12:44:55,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:55,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:55,916 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) [2022-07-22 12:44:55,919 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:55,919 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:55,929 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 [2022-07-22 12:44:55,937 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:55,937 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~pos~0=0} Honda state: {~pos~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:44:55,971 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 [2022-07-22 12:44:55,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:55,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:55,973 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) [2022-07-22 12:44:55,975 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:55,975 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:55,984 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 [2022-07-22 12:44:55,997 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:55,997 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread1Thread1of1ForFork0_#t~post2=0} Honda state: {thread1Thread1of1ForFork0_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:44:56,032 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 [2022-07-22 12:44:56,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:56,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:56,034 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) [2022-07-22 12:44:56,042 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:56,042 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:56,049 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 [2022-07-22 12:44:56,064 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:56,064 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_7=0} Honda state: {v_rep#funAddr~thread1.offset_7=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:44:56,100 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 [2022-07-22 12:44:56,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:56,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:56,102 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) [2022-07-22 12:44:56,103 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 [2022-07-22 12:44:56,103 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:56,103 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:56,112 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:56,113 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread1Thread1of1ForFork0_#t~post3=0} Honda state: {thread1Thread1of1ForFork0_#t~post3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:44:56,136 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-07-22 12:44:56,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:56,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:56,138 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) [2022-07-22 12:44:56,139 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 [2022-07-22 12:44:56,140 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:56,141 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:56,148 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:56,149 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread1Thread1of1ForFork0_#t~post4=0} Honda state: {thread1Thread1of1ForFork0_#t~post4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:44:56,170 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 [2022-07-22 12:44:56,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:56,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:56,171 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) [2022-07-22 12:44:56,173 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:56,173 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:56,174 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 [2022-07-22 12:44:56,181 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:56,181 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread1Thread1of1ForFork0_#t~post1=0} Honda state: {thread1Thread1of1ForFork0_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:44:56,209 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-07-22 12:44:56,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:56,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:56,210 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) [2022-07-22 12:44:56,212 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 [2022-07-22 12:44:56,212 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:56,213 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:56,226 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:56,227 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_7=1} Honda state: {v_rep#funAddr~thread2.offset_7=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:44:56,248 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-07-22 12:44:56,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:56,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:56,249 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) [2022-07-22 12:44:56,251 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 [2022-07-22 12:44:56,251 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:56,251 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:56,312 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-07-22 12:44:56,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:56,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:56,313 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) [2022-07-22 12:44:56,314 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 [2022-07-22 12:44:56,315 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:44:56,315 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:56,482 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:44:56,487 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-07-22 12:44:56,487 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:44:56,487 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:44:56,488 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:44:56,488 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:44:56,488 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:44:56,488 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:56,488 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:44:56,488 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:44:56,488 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration4_Loop [2022-07-22 12:44:56,488 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:44:56,489 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:44:56,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:56,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:56,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:56,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:56,505 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:56,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:56,508 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:56,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:56,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:56,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:56,574 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:44:56,575 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:44:56,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:56,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:56,579 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) [2022-07-22 12:44:56,582 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 [2022-07-22 12:44:56,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:56,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:56,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:56,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:56,593 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:44:56,593 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:44:56,597 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 [2022-07-22 12:44:56,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:56,635 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 [2022-07-22 12:44:56,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:56,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:56,636 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) [2022-07-22 12:44:56,637 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 [2022-07-22 12:44:56,638 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 [2022-07-22 12:44:56,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:56,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:56,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:56,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:56,647 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:44:56,647 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:44:56,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:56,676 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 [2022-07-22 12:44:56,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:56,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:56,677 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) [2022-07-22 12:44:56,679 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 [2022-07-22 12:44:56,679 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 [2022-07-22 12:44:56,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:56,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:44:56,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:56,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:56,687 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:56,689 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:44:56,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:44:56,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:56,712 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-07-22 12:44:56,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:56,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:56,714 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) [2022-07-22 12:44:56,715 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 [2022-07-22 12:44:56,716 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 [2022-07-22 12:44:56,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:56,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:56,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:56,724 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:56,726 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:44:56,726 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:44:56,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:56,752 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-07-22 12:44:56,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:56,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:56,753 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) [2022-07-22 12:44:56,754 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 [2022-07-22 12:44:56,757 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 [2022-07-22 12:44:56,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:56,762 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:44:56,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:56,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:56,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:56,763 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:44:56,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:44:56,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:56,810 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 [2022-07-22 12:44:56,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:56,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:56,811 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) [2022-07-22 12:44:56,814 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 [2022-07-22 12:44:56,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:56,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:44:56,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:56,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:56,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:56,824 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:44:56,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:44:56,825 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 [2022-07-22 12:44:56,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:56,859 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-07-22 12:44:56,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:56,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:56,862 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) [2022-07-22 12:44:56,863 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 [2022-07-22 12:44:56,863 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 [2022-07-22 12:44:56,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:56,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:56,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:56,871 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:56,872 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:44:56,872 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:44:56,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:56,898 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 [2022-07-22 12:44:56,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:56,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:56,899 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) [2022-07-22 12:44:56,901 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 [2022-07-22 12:44:56,901 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 [2022-07-22 12:44:56,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:56,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:44:56,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:56,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:56,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:56,909 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:44:56,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:44:56,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:56,932 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-07-22 12:44:56,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:56,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:56,934 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) [2022-07-22 12:44:56,934 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 [2022-07-22 12:44:56,936 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 [2022-07-22 12:44:56,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:56,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:44:56,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:56,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:56,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:56,944 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:44:56,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:44:56,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:56,971 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-07-22 12:44:56,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:56,971 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:56,974 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) [2022-07-22 12:44:56,979 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 [2022-07-22 12:44:56,980 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 [2022-07-22 12:44:56,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:56,987 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:44:56,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:56,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:56,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:56,988 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:44:56,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:44:56,991 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:44:57,010 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:44:57,010 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:44:57,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:57,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:57,014 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) [2022-07-22 12:44:57,018 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:44:57,018 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:44:57,018 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:44:57,018 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, ~i1~0) = 2*~N~0 - 1*~i1~0 Supporting invariants [] [2022-07-22 12:44:57,032 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 [2022-07-22 12:44:57,052 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-07-22 12:44:57,053 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:44:57,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:57,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:44:57,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:44:57,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:44:57,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:44:57,100 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:44:57,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:44:57,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:44:57,101 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:44:57,101 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 49 transitions. cyclomatic complexity: 41 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) [2022-07-22 12:44:57,130 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 49 transitions. cyclomatic complexity: 41. 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 24 states and 54 transitions. Complement of second has 3 states. [2022-07-22 12:44:57,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:44:57,132 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) [2022-07-22 12:44:57,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 12 transitions. [2022-07-22 12:44:57,132 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 5 letters. Loop has 1 letters. [2022-07-22 12:44:57,132 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:44:57,132 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 6 letters. Loop has 1 letters. [2022-07-22 12:44:57,132 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:44:57,133 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 5 letters. Loop has 2 letters. [2022-07-22 12:44:57,133 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:44:57,133 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 54 transitions. [2022-07-22 12:44:57,134 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 7 [2022-07-22 12:44:57,135 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 22 states and 51 transitions. [2022-07-22 12:44:57,135 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2022-07-22 12:44:57,135 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-07-22 12:44:57,135 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 51 transitions. [2022-07-22 12:44:57,136 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:44:57,136 INFO L220 hiAutomatonCegarLoop]: Abstraction has 22 states and 51 transitions. [2022-07-22 12:44:57,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 51 transitions. [2022-07-22 12:44:57,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 21. [2022-07-22 12:44:57,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 2.380952380952381) internal successors, (50), 20 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:44:57,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 50 transitions. [2022-07-22 12:44:57,139 INFO L242 hiAutomatonCegarLoop]: Abstraction has 21 states and 50 transitions. [2022-07-22 12:44:57,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:44:57,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 12:44:57,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 12:44:57,143 INFO L87 Difference]: Start difference. First operand 21 states and 50 transitions. Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 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) [2022-07-22 12:44:57,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:44:57,202 INFO L93 Difference]: Finished difference Result 33 states and 68 transitions. [2022-07-22 12:44:57,202 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 68 transitions. [2022-07-22 12:44:57,204 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 7 [2022-07-22 12:44:57,204 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 24 states and 56 transitions. [2022-07-22 12:44:57,205 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2022-07-22 12:44:57,205 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19 [2022-07-22 12:44:57,205 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 56 transitions. [2022-07-22 12:44:57,205 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:44:57,205 INFO L220 hiAutomatonCegarLoop]: Abstraction has 24 states and 56 transitions. [2022-07-22 12:44:57,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 56 transitions. [2022-07-22 12:44:57,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2022-07-22 12:44:57,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 2.3333333333333335) internal successors, (56), 23 states have internal predecessors, (56), 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) [2022-07-22 12:44:57,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 56 transitions. [2022-07-22 12:44:57,209 INFO L242 hiAutomatonCegarLoop]: Abstraction has 24 states and 56 transitions. [2022-07-22 12:44:57,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 12:44:57,210 INFO L425 stractBuchiCegarLoop]: Abstraction has 24 states and 56 transitions. [2022-07-22 12:44:57,210 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-22 12:44:57,210 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 56 transitions. [2022-07-22 12:44:57,211 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 7 [2022-07-22 12:44:57,211 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:44:57,211 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:44:57,212 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-22 12:44:57,212 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:44:57,212 INFO L748 eck$LassoCheckResult]: Stem: 524#[ULTIMATE.startENTRY]don't care [356] ULTIMATE.startENTRY-->L78-3: Formula: (let ((.cse0 (select |v_#memory_int_60| 1)) (.cse1 (store |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (and (= 48 (select .cse0 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_45| 0) (= |v_ULTIMATE.start_main_#t~pre11#1_39| |v_#pthreadsForks_46|) (= (select |v_#valid_111| 2) 1) (= |v_#pthreadsForks_45| (+ |v_#pthreadsForks_46| 1)) (= (select .cse0 1) 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (= (select |v_#length_74| 1) 2) (= (select |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= (store (store |v_#length_74| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4) |v_#length_73|) (= (select |v_#valid_111| 1) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_#memory_int_59| (store |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre11#1_39|))) (= (select |v_#length_74| 2) 38) (= |v_#valid_110| (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1)) (= (ite (and (<= 0 v_~N~0_58) (<= v_~N~0_58 1073741823)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (< 0 |v_#StackHeapBarrier_24|) (= |v_#NULL.offset_8| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_37| 0) (= |v_#NULL.base_8| 0) (not (= (ite (and (= v_~pos~0_113 0) (= v_~pos~0_113 v_~i1~0_84) (= v_~pos~0_113 v_~i2~0_84)) 1 0) 0)) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| 0)) (= (select |v_#valid_111| 0) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_46|, #valid=|v_#valid_111|, #memory_int=|v_#memory_int_60|, #length=|v_#length_74|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_29|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_40|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_37|, #NULL.offset=|v_#NULL.offset_8|, ~i1~0=v_~i1~0_84, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_21|, #pthreadsForks=|v_#pthreadsForks_45|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_87|, #length=|v_#length_73|, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_50|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_39|, ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_22|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_36|, ULTIMATE.start_main_#t~mem16#1=|v_ULTIMATE.start_main_#t~mem16#1_34|, ~i2~0=v_~i2~0_84, ~N~0=v_~N~0_58, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_32|, #valid=|v_#valid_110|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_30|, #memory_int=|v_#memory_int_59|, ~pos~0=v_~pos~0_113, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, #NULL.offset, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre11#1, ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem16#1, ~i2~0, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet8#1, #valid, ULTIMATE.start_main_#t~nondet7#1, #memory_int, ~pos~0, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 526#[L78-3]don't care [258] L78-3-->L46: Formula: (and (= v_thread1Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre11#1_6|) (= v_thread1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_4|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_4|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_4|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_4|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_4|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_4|, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_#res.offset, thread1Thread1of1ForFork0_thidvar1] 532#[L78-4, L46]don't care [334] L78-4-->L79-3: Formula: (and (= (select |v_#valid_66| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) 1) (= |v_#memory_int_27| (store |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27| (store (select |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) |v_ULTIMATE.start_main_~#t2~0#1.offset_23| |v_ULTIMATE.start_main_#t~pre13#1_19|))) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_23| 4) (select |v_#length_43| |v_ULTIMATE.start_main_~#t2~0#1.base_27|)) (= |v_ULTIMATE.start_main_#t~pre13#1_19| |v_#pthreadsForks_22|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_23|) (= |v_#pthreadsForks_21| (+ |v_#pthreadsForks_22| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_22|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_28|, #length=|v_#length_43|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_19|, #pthreadsForks=|v_#pthreadsForks_21|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_19|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_27|, #length=|v_#length_43|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_11|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, ULTIMATE.start_main_#t~pre11#1, #memory_int, ULTIMATE.start_main_#t~nondet12#1] 544#[L79-3, L46]don't care [261] L79-3-->L59: Formula: (and (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= v_thread2Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_4|, thread2Thread1of1ForFork1_#res.offset=|v_thread2Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread2Thread1of1ForFork1_#res.base=|v_thread2Thread1of1ForFork1_#res.base_4|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_4|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#res.offset, thread2Thread1of1ForFork1_#res.base, thread2Thread1of1ForFork1_#t~post6, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 546#[L79-4, L59, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 556#[L79-4, L59, L46]don't care [2022-07-22 12:44:57,212 INFO L750 eck$LassoCheckResult]: Loop: 556#[L79-4, L59, L46]don't care [265] L59-->L59: Formula: (and (= v_~pos~0_58 v_~pos~0_57) (< v_~i2~0_41 (* 2 v_~N~0_8)) (= v_~i2~0_40 (+ v_~i2~0_41 2))) InVars {~i2~0=v_~i2~0_41, ~pos~0=v_~pos~0_58, ~N~0=v_~N~0_8} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_5|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_5|, ~i2~0=v_~i2~0_40, ~pos~0=v_~pos~0_57, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#t~post6, ~i2~0, ~pos~0] 556#[L79-4, L59, L46]don't care [2022-07-22 12:44:57,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:57,213 INFO L85 PathProgramCache]: Analyzing trace with hash 365418070, now seen corresponding path program 1 times [2022-07-22 12:44:57,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:44:57,213 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441614582] [2022-07-22 12:44:57,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:44:57,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:44:57,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:57,227 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:44:57,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:57,240 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:44:57,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:57,241 INFO L85 PathProgramCache]: Analyzing trace with hash 296, now seen corresponding path program 2 times [2022-07-22 12:44:57,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:44:57,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788947918] [2022-07-22 12:44:57,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:44:57,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:44:57,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:57,245 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:44:57,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:57,248 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:44:57,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:57,249 INFO L85 PathProgramCache]: Analyzing trace with hash -1556941453, now seen corresponding path program 1 times [2022-07-22 12:44:57,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:44:57,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778774861] [2022-07-22 12:44:57,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:44:57,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:44:57,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:57,264 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:44:57,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:57,285 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:44:57,305 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:44:57,305 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:44:57,305 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:44:57,305 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:44:57,305 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:44:57,305 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:57,305 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:44:57,305 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:44:57,305 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration5_Loop [2022-07-22 12:44:57,306 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:44:57,306 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:44:57,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:57,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:57,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:57,312 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:57,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:57,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:57,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:57,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:57,366 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:44:57,366 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:44:57,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:57,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:57,368 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) [2022-07-22 12:44:57,380 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:57,381 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:57,394 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 [2022-07-22 12:44:57,395 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:57,395 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_9=0} Honda state: {v_rep#funAddr~thread1.offset_9=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:44:57,417 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-07-22 12:44:57,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:57,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:57,418 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) [2022-07-22 12:44:57,445 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 [2022-07-22 12:44:57,451 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:57,451 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:57,475 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:57,475 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 [2022-07-22 12:44:57,476 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~pos~0=0} Honda state: {~pos~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:44:57,505 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 [2022-07-22 12:44:57,507 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-07-22 12:44:57,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:57,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:57,508 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) [2022-07-22 12:44:57,509 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 [2022-07-22 12:44:57,509 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:57,510 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:57,523 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:57,523 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_9=-1} Honda state: {v_rep#funAddr~thread2.base_9=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:44:57,544 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 [2022-07-22 12:44:57,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:57,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:57,545 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) [2022-07-22 12:44:57,546 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 [2022-07-22 12:44:57,547 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:57,547 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:57,560 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:57,560 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_9=1} Honda state: {v_rep#funAddr~thread2.offset_9=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:44:57,581 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 [2022-07-22 12:44:57,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:57,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:57,582 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) [2022-07-22 12:44:57,583 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 [2022-07-22 12:44:57,584 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:57,584 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:57,613 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-07-22 12:44:57,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:57,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:57,614 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) [2022-07-22 12:44:57,615 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 [2022-07-22 12:44:57,615 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:44:57,616 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:57,749 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:44:57,752 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-07-22 12:44:57,752 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:44:57,752 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:44:57,752 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:44:57,752 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:44:57,752 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:44:57,752 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:57,752 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:44:57,753 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:44:57,753 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration5_Loop [2022-07-22 12:44:57,753 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:44:57,753 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:44:57,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:57,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:57,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:57,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:57,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:57,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:57,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:57,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:57,825 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:44:57,825 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:44:57,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:57,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:57,827 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) [2022-07-22 12:44:57,829 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 [2022-07-22 12:44:57,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:57,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:44:57,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:57,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:57,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:57,838 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:44:57,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:44:57,840 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 [2022-07-22 12:44:57,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:57,881 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 [2022-07-22 12:44:57,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:57,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:57,882 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) [2022-07-22 12:44:57,888 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 [2022-07-22 12:44:57,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:57,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:57,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:57,897 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:57,899 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:44:57,899 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:44:57,902 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 [2022-07-22 12:44:57,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:57,944 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 [2022-07-22 12:44:57,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:57,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:57,945 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) [2022-07-22 12:44:57,948 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 [2022-07-22 12:44:57,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:57,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:57,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:57,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:57,958 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 [2022-07-22 12:44:57,959 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:44:57,960 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:44:57,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:57,983 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 [2022-07-22 12:44:57,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:57,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:57,985 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) [2022-07-22 12:44:57,985 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 [2022-07-22 12:44:57,986 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 [2022-07-22 12:44:57,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:57,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:57,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:57,996 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:57,997 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:44:57,997 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:44:58,012 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:58,047 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 [2022-07-22 12:44:58,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:58,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:58,048 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) [2022-07-22 12:44:58,051 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 [2022-07-22 12:44:58,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:58,060 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:44:58,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:58,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:58,061 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:58,061 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:44:58,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:44:58,064 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 [2022-07-22 12:44:58,071 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:44:58,078 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:44:58,078 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:44:58,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:58,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:58,081 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) [2022-07-22 12:44:58,086 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:44:58,086 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:44:58,087 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:44:58,087 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, ~i2~0) = 2*~N~0 - 1*~i2~0 Supporting invariants [] [2022-07-22 12:44:58,101 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 [2022-07-22 12:44:58,121 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 [2022-07-22 12:44:58,122 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:44:58,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:58,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:44:58,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:44:58,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:44:58,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:44:58,168 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:44:58,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:44:58,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:44:58,169 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:44:58,170 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 24 states and 56 transitions. cyclomatic complexity: 44 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) [2022-07-22 12:44:58,214 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 24 states and 56 transitions. cyclomatic complexity: 44. 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 46 states and 114 transitions. Complement of second has 3 states. [2022-07-22 12:44:58,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:44:58,215 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) [2022-07-22 12:44:58,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 12 transitions. [2022-07-22 12:44:58,216 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 5 letters. Loop has 1 letters. [2022-07-22 12:44:58,216 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:44:58,216 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 6 letters. Loop has 1 letters. [2022-07-22 12:44:58,216 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:44:58,216 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 5 letters. Loop has 2 letters. [2022-07-22 12:44:58,217 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:44:58,217 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46 states and 114 transitions. [2022-07-22 12:44:58,218 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 12 [2022-07-22 12:44:58,219 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46 states to 46 states and 114 transitions. [2022-07-22 12:44:58,220 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2022-07-22 12:44:58,220 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 34 [2022-07-22 12:44:58,220 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46 states and 114 transitions. [2022-07-22 12:44:58,221 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:44:58,221 INFO L220 hiAutomatonCegarLoop]: Abstraction has 46 states and 114 transitions. [2022-07-22 12:44:58,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states and 114 transitions. [2022-07-22 12:44:58,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 30. [2022-07-22 12:44:58,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 2.6666666666666665) internal successors, (80), 29 states have internal predecessors, (80), 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) [2022-07-22 12:44:58,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 80 transitions. [2022-07-22 12:44:58,225 INFO L242 hiAutomatonCegarLoop]: Abstraction has 30 states and 80 transitions. [2022-07-22 12:44:58,225 INFO L425 stractBuchiCegarLoop]: Abstraction has 30 states and 80 transitions. [2022-07-22 12:44:58,226 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-22 12:44:58,226 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 80 transitions. [2022-07-22 12:44:58,227 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 8 [2022-07-22 12:44:58,227 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:44:58,227 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:44:58,227 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-07-22 12:44:58,227 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:44:58,228 INFO L748 eck$LassoCheckResult]: Stem: 652#[ULTIMATE.startENTRY]don't care [356] ULTIMATE.startENTRY-->L78-3: Formula: (let ((.cse0 (select |v_#memory_int_60| 1)) (.cse1 (store |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (and (= 48 (select .cse0 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_45| 0) (= |v_ULTIMATE.start_main_#t~pre11#1_39| |v_#pthreadsForks_46|) (= (select |v_#valid_111| 2) 1) (= |v_#pthreadsForks_45| (+ |v_#pthreadsForks_46| 1)) (= (select .cse0 1) 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (= (select |v_#length_74| 1) 2) (= (select |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= (store (store |v_#length_74| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4) |v_#length_73|) (= (select |v_#valid_111| 1) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_#memory_int_59| (store |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre11#1_39|))) (= (select |v_#length_74| 2) 38) (= |v_#valid_110| (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1)) (= (ite (and (<= 0 v_~N~0_58) (<= v_~N~0_58 1073741823)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (< 0 |v_#StackHeapBarrier_24|) (= |v_#NULL.offset_8| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_37| 0) (= |v_#NULL.base_8| 0) (not (= (ite (and (= v_~pos~0_113 0) (= v_~pos~0_113 v_~i1~0_84) (= v_~pos~0_113 v_~i2~0_84)) 1 0) 0)) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| 0)) (= (select |v_#valid_111| 0) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_46|, #valid=|v_#valid_111|, #memory_int=|v_#memory_int_60|, #length=|v_#length_74|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_29|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_40|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_37|, #NULL.offset=|v_#NULL.offset_8|, ~i1~0=v_~i1~0_84, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_21|, #pthreadsForks=|v_#pthreadsForks_45|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_87|, #length=|v_#length_73|, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_50|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_39|, ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_22|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_36|, ULTIMATE.start_main_#t~mem16#1=|v_ULTIMATE.start_main_#t~mem16#1_34|, ~i2~0=v_~i2~0_84, ~N~0=v_~N~0_58, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_32|, #valid=|v_#valid_110|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_30|, #memory_int=|v_#memory_int_59|, ~pos~0=v_~pos~0_113, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, #NULL.offset, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre11#1, ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem16#1, ~i2~0, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet8#1, #valid, ULTIMATE.start_main_#t~nondet7#1, #memory_int, ~pos~0, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 654#[L78-3]don't care [258] L78-3-->L46: Formula: (and (= v_thread1Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre11#1_6|) (= v_thread1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_4|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_4|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_4|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_4|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_4|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_4|, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_#res.offset, thread1Thread1of1ForFork0_thidvar1] 662#[L78-4, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 694#[L78-4, L46]don't care [334] L78-4-->L79-3: Formula: (and (= (select |v_#valid_66| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) 1) (= |v_#memory_int_27| (store |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27| (store (select |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) |v_ULTIMATE.start_main_~#t2~0#1.offset_23| |v_ULTIMATE.start_main_#t~pre13#1_19|))) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_23| 4) (select |v_#length_43| |v_ULTIMATE.start_main_~#t2~0#1.base_27|)) (= |v_ULTIMATE.start_main_#t~pre13#1_19| |v_#pthreadsForks_22|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_23|) (= |v_#pthreadsForks_21| (+ |v_#pthreadsForks_22| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_22|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_28|, #length=|v_#length_43|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_19|, #pthreadsForks=|v_#pthreadsForks_21|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_19|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_27|, #length=|v_#length_43|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_11|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, ULTIMATE.start_main_#t~pre11#1, #memory_int, ULTIMATE.start_main_#t~nondet12#1] 696#[L79-3, L46]don't care [261] L79-3-->L59: Formula: (and (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= v_thread2Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_4|, thread2Thread1of1ForFork1_#res.offset=|v_thread2Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread2Thread1of1ForFork1_#res.base=|v_thread2Thread1of1ForFork1_#res.base_4|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_4|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#res.offset, thread2Thread1of1ForFork1_#res.base, thread2Thread1of1ForFork1_#t~post6, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 680#[L79-4, L59, L46]don't care [311] L46-->thread1EXIT: Formula: (and (= |v_thread1Thread1of1ForFork0_#res.base_9| 0) (not (< v_~i1~0_56 (* 2 v_~N~0_24))) (= |v_thread1Thread1of1ForFork0_#res.offset_9| 0)) InVars {~i1~0=v_~i1~0_56, ~N~0=v_~N~0_24} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_9|, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_9|, ~i1~0=v_~i1~0_56, ~N~0=v_~N~0_24} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#res.offset] 688#[thread1EXIT, L79-4, L59]don't care [2022-07-22 12:44:58,228 INFO L750 eck$LassoCheckResult]: Loop: 688#[thread1EXIT, L79-4, L59]don't care [265] L59-->L59: Formula: (and (= v_~pos~0_58 v_~pos~0_57) (< v_~i2~0_41 (* 2 v_~N~0_8)) (= v_~i2~0_40 (+ v_~i2~0_41 2))) InVars {~i2~0=v_~i2~0_41, ~pos~0=v_~pos~0_58, ~N~0=v_~N~0_8} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_5|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_5|, ~i2~0=v_~i2~0_40, ~pos~0=v_~pos~0_57, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#t~post6, ~i2~0, ~pos~0] 688#[thread1EXIT, L79-4, L59]don't care [2022-07-22 12:44:58,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:58,229 INFO L85 PathProgramCache]: Analyzing trace with hash -1557885357, now seen corresponding path program 1 times [2022-07-22 12:44:58,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:44:58,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995547239] [2022-07-22 12:44:58,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:44:58,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:44:58,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:58,243 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:44:58,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:58,258 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:44:58,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:58,258 INFO L85 PathProgramCache]: Analyzing trace with hash 296, now seen corresponding path program 3 times [2022-07-22 12:44:58,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:44:58,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507612415] [2022-07-22 12:44:58,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:44:58,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:44:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:58,263 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:44:58,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:58,265 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:44:58,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:58,266 INFO L85 PathProgramCache]: Analyzing trace with hash -1049805546, now seen corresponding path program 1 times [2022-07-22 12:44:58,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:44:58,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377288199] [2022-07-22 12:44:58,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:44:58,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:44:58,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:58,281 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:44:58,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:58,295 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:44:58,309 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:44:58,309 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:44:58,309 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:44:58,310 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:44:58,310 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:44:58,310 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:58,310 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:44:58,310 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:44:58,310 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration6_Loop [2022-07-22 12:44:58,310 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:44:58,310 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:44:58,312 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:58,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:58,315 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:58,316 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:58,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:58,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:58,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:58,324 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:58,378 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:44:58,378 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:44:58,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:58,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:58,379 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) [2022-07-22 12:44:58,386 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:58,386 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:58,396 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 [2022-07-22 12:44:58,406 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:58,406 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_#t~post5=0} Honda state: {thread2Thread1of1ForFork1_#t~post5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:44:58,428 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 [2022-07-22 12:44:58,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:58,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:58,430 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) [2022-07-22 12:44:58,430 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 [2022-07-22 12:44:58,432 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:58,432 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:58,446 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:58,446 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: [] [2022-07-22 12:44:58,467 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-07-22 12:44:58,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:58,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:58,468 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) [2022-07-22 12:44:58,469 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 [2022-07-22 12:44:58,470 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:58,470 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:58,480 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:58,480 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_#t~post6=0} Honda state: {thread2Thread1of1ForFork1_#t~post6=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:44:58,501 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 [2022-07-22 12:44:58,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:58,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:58,502 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) [2022-07-22 12:44:58,503 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 [2022-07-22 12:44:58,504 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:58,504 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:58,517 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:58,517 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: [] [2022-07-22 12:44:58,540 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-07-22 12:44:58,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:58,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:58,541 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) [2022-07-22 12:44:58,542 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 [2022-07-22 12:44:58,542 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:58,542 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:58,556 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:58,556 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: [] [2022-07-22 12:44:58,578 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-07-22 12:44:58,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:58,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:58,579 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) [2022-07-22 12:44:58,580 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 [2022-07-22 12:44:58,581 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:58,581 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:58,589 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:58,589 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~pos~0=0} Honda state: {~pos~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:44:58,611 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-07-22 12:44:58,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:58,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:58,612 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) [2022-07-22 12:44:58,612 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 [2022-07-22 12:44:58,613 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:58,613 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:58,626 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:44:58,626 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: [] [2022-07-22 12:44:58,648 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 [2022-07-22 12:44:58,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:58,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:58,649 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) [2022-07-22 12:44:58,650 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:58,651 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:58,656 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 [2022-07-22 12:44:58,690 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-07-22 12:44:58,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:58,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:58,691 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) [2022-07-22 12:44:58,692 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 [2022-07-22 12:44:58,693 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:44:58,694 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:58,840 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:44:58,843 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 [2022-07-22 12:44:58,843 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:44:58,843 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:44:58,843 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:44:58,843 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:44:58,843 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:44:58,844 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:58,844 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:44:58,844 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:44:58,844 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration6_Loop [2022-07-22 12:44:58,844 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:44:58,844 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:44:58,845 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:58,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:58,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:58,852 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:58,854 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:58,855 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:58,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:58,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:58,916 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:44:58,916 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:44:58,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:58,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:58,917 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) [2022-07-22 12:44:58,918 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 [2022-07-22 12:44:58,919 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 [2022-07-22 12:44:58,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:58,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:58,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:58,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:58,928 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:44:58,928 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:44:58,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:58,952 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 [2022-07-22 12:44:58,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:58,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:58,956 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) [2022-07-22 12:44:58,964 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 [2022-07-22 12:44:58,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:58,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:44:58,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:58,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:58,973 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:58,973 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:44:58,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:44:58,975 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 [2022-07-22 12:44:58,975 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:58,996 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-07-22 12:44:58,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:58,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:58,997 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) [2022-07-22 12:44:58,998 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 [2022-07-22 12:44:59,000 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 [2022-07-22 12:44:59,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:59,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:59,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:59,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:59,011 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:44:59,011 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:44:59,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:59,061 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 [2022-07-22 12:44:59,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:59,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:59,063 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) [2022-07-22 12:44:59,067 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 [2022-07-22 12:44:59,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:59,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:59,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:59,076 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:59,086 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:44:59,087 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:44:59,093 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 [2022-07-22 12:44:59,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:59,134 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 [2022-07-22 12:44:59,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:59,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:59,138 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) [2022-07-22 12:44:59,142 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 [2022-07-22 12:44:59,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:59,151 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:44:59,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:59,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:59,152 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:59,153 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:44:59,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:44:59,155 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 [2022-07-22 12:44:59,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:59,201 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 [2022-07-22 12:44:59,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:59,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:59,202 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) [2022-07-22 12:44:59,211 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 [2022-07-22 12:44:59,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:59,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:44:59,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:59,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:59,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:59,221 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:44:59,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:44:59,223 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 [2022-07-22 12:44:59,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:59,268 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 [2022-07-22 12:44:59,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:59,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:59,269 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) [2022-07-22 12:44:59,273 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 [2022-07-22 12:44:59,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:59,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:59,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:59,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:59,285 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:44:59,285 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:44:59,288 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 [2022-07-22 12:44:59,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:44:59,329 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 [2022-07-22 12:44:59,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:59,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:59,330 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) [2022-07-22 12:44:59,331 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 [2022-07-22 12:44:59,332 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 [2022-07-22 12:44:59,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:59,340 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:44:59,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:59,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:59,340 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:59,340 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:44:59,340 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:44:59,343 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:44:59,345 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:44:59,345 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:44:59,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:59,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:59,346 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) [2022-07-22 12:44:59,347 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 [2022-07-22 12:44:59,347 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:44:59,347 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:44:59,348 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:44:59,348 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~i2~0, ~N~0) = -1*~i2~0 + 2*~N~0 Supporting invariants [] [2022-07-22 12:44:59,370 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-07-22 12:44:59,371 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:44:59,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:59,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:44:59,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:44:59,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:44:59,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:44:59,415 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:44:59,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:44:59,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:44:59,416 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:44:59,417 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 30 states and 80 transitions. cyclomatic complexity: 66 Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) [2022-07-22 12:44:59,443 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 30 states and 80 transitions. cyclomatic complexity: 66. Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 37 states and 93 transitions. Complement of second has 3 states. [2022-07-22 12:44:59,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:44:59,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) [2022-07-22 12:44:59,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 10 transitions. [2022-07-22 12:44:59,445 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 6 letters. Loop has 1 letters. [2022-07-22 12:44:59,445 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:44:59,445 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 7 letters. Loop has 1 letters. [2022-07-22 12:44:59,445 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:44:59,446 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 6 letters. Loop has 2 letters. [2022-07-22 12:44:59,446 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:44:59,446 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37 states and 93 transitions. [2022-07-22 12:44:59,447 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 7 [2022-07-22 12:44:59,448 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37 states to 37 states and 93 transitions. [2022-07-22 12:44:59,448 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2022-07-22 12:44:59,448 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26 [2022-07-22 12:44:59,449 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 93 transitions. [2022-07-22 12:44:59,449 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:44:59,449 INFO L220 hiAutomatonCegarLoop]: Abstraction has 37 states and 93 transitions. [2022-07-22 12:44:59,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states and 93 transitions. [2022-07-22 12:44:59,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 32. [2022-07-22 12:44:59,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 2.59375) internal successors, (83), 31 states have internal predecessors, (83), 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) [2022-07-22 12:44:59,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 83 transitions. [2022-07-22 12:44:59,453 INFO L242 hiAutomatonCegarLoop]: Abstraction has 32 states and 83 transitions. [2022-07-22 12:44:59,453 INFO L425 stractBuchiCegarLoop]: Abstraction has 32 states and 83 transitions. [2022-07-22 12:44:59,453 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-07-22 12:44:59,454 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 83 transitions. [2022-07-22 12:44:59,454 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 7 [2022-07-22 12:44:59,455 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:44:59,455 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:44:59,455 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1] [2022-07-22 12:44:59,455 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:44:59,456 INFO L748 eck$LassoCheckResult]: Stem: 786#[ULTIMATE.startENTRY]don't care [356] ULTIMATE.startENTRY-->L78-3: Formula: (let ((.cse0 (select |v_#memory_int_60| 1)) (.cse1 (store |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (and (= 48 (select .cse0 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_45| 0) (= |v_ULTIMATE.start_main_#t~pre11#1_39| |v_#pthreadsForks_46|) (= (select |v_#valid_111| 2) 1) (= |v_#pthreadsForks_45| (+ |v_#pthreadsForks_46| 1)) (= (select .cse0 1) 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (= (select |v_#length_74| 1) 2) (= (select |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= (store (store |v_#length_74| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4) |v_#length_73|) (= (select |v_#valid_111| 1) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_#memory_int_59| (store |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre11#1_39|))) (= (select |v_#length_74| 2) 38) (= |v_#valid_110| (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1)) (= (ite (and (<= 0 v_~N~0_58) (<= v_~N~0_58 1073741823)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (< 0 |v_#StackHeapBarrier_24|) (= |v_#NULL.offset_8| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_37| 0) (= |v_#NULL.base_8| 0) (not (= (ite (and (= v_~pos~0_113 0) (= v_~pos~0_113 v_~i1~0_84) (= v_~pos~0_113 v_~i2~0_84)) 1 0) 0)) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| 0)) (= (select |v_#valid_111| 0) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_46|, #valid=|v_#valid_111|, #memory_int=|v_#memory_int_60|, #length=|v_#length_74|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_29|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_40|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_37|, #NULL.offset=|v_#NULL.offset_8|, ~i1~0=v_~i1~0_84, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_21|, #pthreadsForks=|v_#pthreadsForks_45|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_87|, #length=|v_#length_73|, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_50|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_39|, ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_22|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_36|, ULTIMATE.start_main_#t~mem16#1=|v_ULTIMATE.start_main_#t~mem16#1_34|, ~i2~0=v_~i2~0_84, ~N~0=v_~N~0_58, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_32|, #valid=|v_#valid_110|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_30|, #memory_int=|v_#memory_int_59|, ~pos~0=v_~pos~0_113, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, #NULL.offset, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre11#1, ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem16#1, ~i2~0, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet8#1, #valid, ULTIMATE.start_main_#t~nondet7#1, #memory_int, ~pos~0, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 788#[L78-3]don't care [258] L78-3-->L46: Formula: (and (= v_thread1Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre11#1_6|) (= v_thread1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_4|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_4|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_4|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_4|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_4|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_4|, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_#res.offset, thread1Thread1of1ForFork0_thidvar1] 802#[L78-4, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 842#[L78-4, L46]don't care [334] L78-4-->L79-3: Formula: (and (= (select |v_#valid_66| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) 1) (= |v_#memory_int_27| (store |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27| (store (select |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) |v_ULTIMATE.start_main_~#t2~0#1.offset_23| |v_ULTIMATE.start_main_#t~pre13#1_19|))) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_23| 4) (select |v_#length_43| |v_ULTIMATE.start_main_~#t2~0#1.base_27|)) (= |v_ULTIMATE.start_main_#t~pre13#1_19| |v_#pthreadsForks_22|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_23|) (= |v_#pthreadsForks_21| (+ |v_#pthreadsForks_22| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_22|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_28|, #length=|v_#length_43|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_19|, #pthreadsForks=|v_#pthreadsForks_21|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_19|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_27|, #length=|v_#length_43|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_11|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, ULTIMATE.start_main_#t~pre11#1, #memory_int, ULTIMATE.start_main_#t~nondet12#1] 814#[L79-3, L46]don't care [261] L79-3-->L59: Formula: (and (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= v_thread2Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_4|, thread2Thread1of1ForFork1_#res.offset=|v_thread2Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread2Thread1of1ForFork1_#res.base=|v_thread2Thread1of1ForFork1_#res.base_4|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_4|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#res.offset, thread2Thread1of1ForFork1_#res.base, thread2Thread1of1ForFork1_#t~post6, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 816#[L79-4, L59, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 836#[L79-4, L59, L46]don't care [2022-07-22 12:44:59,456 INFO L750 eck$LassoCheckResult]: Loop: 836#[L79-4, L59, L46]don't care [265] L59-->L59: Formula: (and (= v_~pos~0_58 v_~pos~0_57) (< v_~i2~0_41 (* 2 v_~N~0_8)) (= v_~i2~0_40 (+ v_~i2~0_41 2))) InVars {~i2~0=v_~i2~0_41, ~pos~0=v_~pos~0_58, ~N~0=v_~N~0_8} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_5|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_5|, ~i2~0=v_~i2~0_40, ~pos~0=v_~pos~0_57, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#t~post6, ~i2~0, ~pos~0] 836#[L79-4, L59, L46]don't care [2022-07-22 12:44:59,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:59,456 INFO L85 PathProgramCache]: Analyzing trace with hash -1557885368, now seen corresponding path program 2 times [2022-07-22 12:44:59,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:44:59,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268786100] [2022-07-22 12:44:59,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:44:59,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:44:59,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:59,471 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:44:59,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:59,487 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:44:59,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:59,488 INFO L85 PathProgramCache]: Analyzing trace with hash 296, now seen corresponding path program 4 times [2022-07-22 12:44:59,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:44:59,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343958718] [2022-07-22 12:44:59,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:44:59,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:44:59,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:59,491 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:44:59,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:59,494 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:44:59,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:59,495 INFO L85 PathProgramCache]: Analyzing trace with hash -1049805887, now seen corresponding path program 2 times [2022-07-22 12:44:59,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:44:59,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401379481] [2022-07-22 12:44:59,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:44:59,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:44:59,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:59,508 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:44:59,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:44:59,521 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:44:59,535 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:44:59,535 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:44:59,535 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:44:59,535 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:44:59,535 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:44:59,535 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:59,536 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:44:59,536 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:44:59,536 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration7_Loop [2022-07-22 12:44:59,536 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:44:59,536 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:44:59,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:59,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:59,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:59,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:59,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:59,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:59,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:59,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:59,594 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:44:59,594 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:44:59,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:59,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:59,595 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) [2022-07-22 12:44:59,596 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 [2022-07-22 12:44:59,597 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:44:59,597 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:59,626 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2022-07-22 12:44:59,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:59,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:59,627 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) [2022-07-22 12:44:59,629 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:44:59,630 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:44:59,639 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 [2022-07-22 12:44:59,768 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:44:59,770 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 [2022-07-22 12:44:59,770 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:44:59,770 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:44:59,770 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:44:59,770 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:44:59,771 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:44:59,771 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:59,771 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:44:59,771 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:44:59,771 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration7_Loop [2022-07-22 12:44:59,771 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:44:59,771 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:44:59,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:59,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:59,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:59,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:59,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:59,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:59,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:59,789 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:44:59,850 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:44:59,851 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:44:59,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:59,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:59,852 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) [2022-07-22 12:44:59,854 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 [2022-07-22 12:44:59,855 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 [2022-07-22 12:44:59,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:44:59,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:44:59,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:44:59,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:44:59,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:44:59,863 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:44:59,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:44:59,866 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:44:59,868 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:44:59,868 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:44:59,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:44:59,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:44:59,869 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) [2022-07-22 12:44:59,870 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 [2022-07-22 12:44:59,870 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:44:59,870 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:44:59,870 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:44:59,870 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, ~i2~0) = 2*~N~0 - 1*~i2~0 Supporting invariants [] [2022-07-22 12:44:59,893 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-07-22 12:44:59,894 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:44:59,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:44:59,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:44:59,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:44:59,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:44:59,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:44:59,964 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:44:59,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:44:59,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:44:59,966 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:44:59,966 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 83 transitions. cyclomatic complexity: 67 Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) [2022-07-22 12:45:00,009 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 83 transitions. cyclomatic complexity: 67. Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 51 states and 123 transitions. Complement of second has 3 states. [2022-07-22 12:45:00,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:45:00,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) [2022-07-22 12:45:00,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 12 transitions. [2022-07-22 12:45:00,010 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 6 letters. Loop has 1 letters. [2022-07-22 12:45:00,010 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:00,011 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:45:00,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:00,029 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:00,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:00,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:45:00,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:00,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:00,071 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:45:00,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:00,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:45:00,073 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:45:00,073 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 83 transitions. cyclomatic complexity: 67 Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) [2022-07-22 12:45:00,080 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-07-22 12:45:00,112 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 83 transitions. cyclomatic complexity: 67. Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 51 states and 123 transitions. Complement of second has 3 states. [2022-07-22 12:45:00,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:45:00,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) [2022-07-22 12:45:00,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 12 transitions. [2022-07-22 12:45:00,114 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 6 letters. Loop has 1 letters. [2022-07-22 12:45:00,114 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:00,114 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:45:00,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:00,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:45:00,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:00,154 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-07-22 12:45:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:00,163 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:45:00,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:00,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:45:00,164 INFO L142 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:45:00,165 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 83 transitions. cyclomatic complexity: 67 Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) [2022-07-22 12:45:00,200 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 83 transitions. cyclomatic complexity: 67. Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 47 states and 123 transitions. Complement of second has 3 states. [2022-07-22 12:45:00,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:45:00,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) [2022-07-22 12:45:00,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 13 transitions. [2022-07-22 12:45:00,202 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 13 transitions. Stem has 6 letters. Loop has 1 letters. [2022-07-22 12:45:00,203 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:00,203 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 13 transitions. Stem has 7 letters. Loop has 1 letters. [2022-07-22 12:45:00,203 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:00,204 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 13 transitions. Stem has 6 letters. Loop has 2 letters. [2022-07-22 12:45:00,204 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:00,204 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 47 states and 123 transitions. [2022-07-22 12:45:00,206 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 13 [2022-07-22 12:45:00,207 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 47 states to 47 states and 123 transitions. [2022-07-22 12:45:00,207 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2022-07-22 12:45:00,207 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2022-07-22 12:45:00,207 INFO L73 IsDeterministic]: Start isDeterministic. Operand 47 states and 123 transitions. [2022-07-22 12:45:00,208 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:45:00,208 INFO L220 hiAutomatonCegarLoop]: Abstraction has 47 states and 123 transitions. [2022-07-22 12:45:00,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states and 123 transitions. [2022-07-22 12:45:00,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 31. [2022-07-22 12:45:00,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 2.5161290322580645) internal successors, (78), 30 states have internal predecessors, (78), 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) [2022-07-22 12:45:00,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 78 transitions. [2022-07-22 12:45:00,213 INFO L242 hiAutomatonCegarLoop]: Abstraction has 31 states and 78 transitions. [2022-07-22 12:45:00,213 INFO L425 stractBuchiCegarLoop]: Abstraction has 31 states and 78 transitions. [2022-07-22 12:45:00,213 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-07-22 12:45:00,213 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 78 transitions. [2022-07-22 12:45:00,214 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 11 [2022-07-22 12:45:00,214 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:45:00,214 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:45:00,215 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-22 12:45:00,215 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 12:45:00,215 INFO L748 eck$LassoCheckResult]: Stem: 1080#[ULTIMATE.startENTRY]don't care [356] ULTIMATE.startENTRY-->L78-3: Formula: (let ((.cse0 (select |v_#memory_int_60| 1)) (.cse1 (store |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (and (= 48 (select .cse0 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_45| 0) (= |v_ULTIMATE.start_main_#t~pre11#1_39| |v_#pthreadsForks_46|) (= (select |v_#valid_111| 2) 1) (= |v_#pthreadsForks_45| (+ |v_#pthreadsForks_46| 1)) (= (select .cse0 1) 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (= (select |v_#length_74| 1) 2) (= (select |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= (store (store |v_#length_74| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4) |v_#length_73|) (= (select |v_#valid_111| 1) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_#memory_int_59| (store |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre11#1_39|))) (= (select |v_#length_74| 2) 38) (= |v_#valid_110| (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1)) (= (ite (and (<= 0 v_~N~0_58) (<= v_~N~0_58 1073741823)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (< 0 |v_#StackHeapBarrier_24|) (= |v_#NULL.offset_8| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_37| 0) (= |v_#NULL.base_8| 0) (not (= (ite (and (= v_~pos~0_113 0) (= v_~pos~0_113 v_~i1~0_84) (= v_~pos~0_113 v_~i2~0_84)) 1 0) 0)) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| 0)) (= (select |v_#valid_111| 0) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_46|, #valid=|v_#valid_111|, #memory_int=|v_#memory_int_60|, #length=|v_#length_74|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_29|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_40|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_37|, #NULL.offset=|v_#NULL.offset_8|, ~i1~0=v_~i1~0_84, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_21|, #pthreadsForks=|v_#pthreadsForks_45|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_87|, #length=|v_#length_73|, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_50|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_39|, ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_22|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_36|, ULTIMATE.start_main_#t~mem16#1=|v_ULTIMATE.start_main_#t~mem16#1_34|, ~i2~0=v_~i2~0_84, ~N~0=v_~N~0_58, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_32|, #valid=|v_#valid_110|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_30|, #memory_int=|v_#memory_int_59|, ~pos~0=v_~pos~0_113, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, #NULL.offset, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre11#1, ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem16#1, ~i2~0, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet8#1, #valid, ULTIMATE.start_main_#t~nondet7#1, #memory_int, ~pos~0, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 1082#[L78-3]don't care [258] L78-3-->L46: Formula: (and (= v_thread1Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre11#1_6|) (= v_thread1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_4|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_4|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_4|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_4|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_4|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_4|, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_#res.offset, thread1Thread1of1ForFork0_thidvar1] 1096#[L78-4, L46]don't care [334] L78-4-->L79-3: Formula: (and (= (select |v_#valid_66| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) 1) (= |v_#memory_int_27| (store |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27| (store (select |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) |v_ULTIMATE.start_main_~#t2~0#1.offset_23| |v_ULTIMATE.start_main_#t~pre13#1_19|))) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_23| 4) (select |v_#length_43| |v_ULTIMATE.start_main_~#t2~0#1.base_27|)) (= |v_ULTIMATE.start_main_#t~pre13#1_19| |v_#pthreadsForks_22|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_23|) (= |v_#pthreadsForks_21| (+ |v_#pthreadsForks_22| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_22|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_28|, #length=|v_#length_43|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_19|, #pthreadsForks=|v_#pthreadsForks_21|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_19|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_27|, #length=|v_#length_43|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_11|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, ULTIMATE.start_main_#t~pre11#1, #memory_int, ULTIMATE.start_main_#t~nondet12#1] 1108#[L79-3, L46]don't care [261] L79-3-->L59: Formula: (and (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= v_thread2Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_4|, thread2Thread1of1ForFork1_#res.offset=|v_thread2Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread2Thread1of1ForFork1_#res.base=|v_thread2Thread1of1ForFork1_#res.base_4|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_4|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#res.offset, thread2Thread1of1ForFork1_#res.base, thread2Thread1of1ForFork1_#t~post6, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 1110#[L79-4, L59, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 1124#[L79-4, L59, L46]don't care [2022-07-22 12:45:00,216 INFO L750 eck$LassoCheckResult]: Loop: 1124#[L79-4, L59, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 1130#[L79-4, L59, L46]don't care [265] L59-->L59: Formula: (and (= v_~pos~0_58 v_~pos~0_57) (< v_~i2~0_41 (* 2 v_~N~0_8)) (= v_~i2~0_40 (+ v_~i2~0_41 2))) InVars {~i2~0=v_~i2~0_41, ~pos~0=v_~pos~0_58, ~N~0=v_~N~0_8} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_5|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_5|, ~i2~0=v_~i2~0_40, ~pos~0=v_~pos~0_57, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#t~post6, ~i2~0, ~pos~0] 1124#[L79-4, L59, L46]don't care [2022-07-22 12:45:00,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:00,216 INFO L85 PathProgramCache]: Analyzing trace with hash 365418070, now seen corresponding path program 3 times [2022-07-22 12:45:00,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:00,217 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355833458] [2022-07-22 12:45:00,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:00,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:00,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:00,233 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:00,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:00,246 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:00,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:00,247 INFO L85 PathProgramCache]: Analyzing trace with hash 10526, now seen corresponding path program 1 times [2022-07-22 12:45:00,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:00,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153011140] [2022-07-22 12:45:00,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:00,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:00,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:00,252 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:00,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:00,255 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:00,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:00,256 INFO L85 PathProgramCache]: Analyzing trace with hash -1020543437, now seen corresponding path program 3 times [2022-07-22 12:45:00,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:00,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339233764] [2022-07-22 12:45:00,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:00,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:00,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:00,271 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:00,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:00,286 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:00,339 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:45:00,339 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:45:00,339 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:45:00,339 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:45:00,339 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:45:00,339 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:00,340 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:45:00,340 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:45:00,340 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration8_Loop [2022-07-22 12:45:00,340 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:45:00,340 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:45:00,342 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,344 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,368 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,371 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,373 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,445 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:45:00,446 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:45:00,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:00,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:00,447 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) [2022-07-22 12:45:00,451 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:00,451 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:00,460 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 [2022-07-22 12:45:00,466 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:45:00,466 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~pos~0=0} Honda state: {~pos~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:45:00,488 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 [2022-07-22 12:45:00,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:00,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:00,490 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) [2022-07-22 12:45:00,491 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 [2022-07-22 12:45:00,491 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:00,491 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:00,521 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 [2022-07-22 12:45:00,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:00,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:00,522 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) [2022-07-22 12:45:00,523 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:45:00,523 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:00,523 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 [2022-07-22 12:45:00,679 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:45:00,681 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2022-07-22 12:45:00,681 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:45:00,681 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:45:00,681 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:45:00,682 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:45:00,682 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:45:00,682 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:00,682 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:45:00,682 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:45:00,682 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration8_Loop [2022-07-22 12:45:00,682 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:45:00,682 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:45:00,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,712 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:00,785 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:45:00,785 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:45:00,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:00,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:00,787 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) [2022-07-22 12:45:00,802 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 [2022-07-22 12:45:00,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:00,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:45:00,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:00,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:00,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:00,814 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:45:00,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:45:00,816 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 [2022-07-22 12:45:00,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:45:00,858 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 [2022-07-22 12:45:00,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:00,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:00,860 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) [2022-07-22 12:45:00,862 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 [2022-07-22 12:45:00,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:00,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:45:00,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:00,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:00,871 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:00,872 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:45:00,872 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:45:00,876 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 [2022-07-22 12:45:00,878 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:45:00,881 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:45:00,881 INFO L444 ModelExtractionUtils]: 2 out of 5 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:45:00,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:00,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:00,888 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) [2022-07-22 12:45:00,889 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 [2022-07-22 12:45:00,889 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:45:00,889 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:45:00,890 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:45:00,890 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~i1~0, ~N~0) = -1*~i1~0 + 2*~N~0 Supporting invariants [] [2022-07-22 12:45:00,911 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:00,912 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:45:00,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:00,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:00,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:45:00,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:00,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:00,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:45:00,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:00,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:45:00,991 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:45:00,991 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 31 states and 78 transitions. cyclomatic complexity: 60 Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2022-07-22 12:45:01,031 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 31 states and 78 transitions. cyclomatic complexity: 60. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 63 states and 164 transitions. Complement of second has 3 states. [2022-07-22 12:45:01,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:45:01,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2022-07-22 12:45:01,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 12 transitions. [2022-07-22 12:45:01,032 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 5 letters. Loop has 2 letters. [2022-07-22 12:45:01,033 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:01,033 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:45:01,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:01,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:01,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:45:01,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:01,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:01,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:45:01,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:01,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:45:01,092 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:45:01,092 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 31 states and 78 transitions. cyclomatic complexity: 60 Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2022-07-22 12:45:01,155 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 31 states and 78 transitions. cyclomatic complexity: 60. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 125 states and 314 transitions. Complement of second has 5 states. [2022-07-22 12:45:01,155 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 [2022-07-22 12:45:01,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2022-07-22 12:45:01,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 21 transitions. [2022-07-22 12:45:01,156 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 5 letters. Loop has 2 letters. [2022-07-22 12:45:01,157 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:01,157 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 12:45:01,157 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:01,157 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 5 letters. Loop has 4 letters. [2022-07-22 12:45:01,157 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:01,157 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 125 states and 314 transitions. [2022-07-22 12:45:01,160 INFO L131 ngComponentsAnalysis]: Automaton has 14 accepting balls. 20 [2022-07-22 12:45:01,162 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 125 states to 110 states and 278 transitions. [2022-07-22 12:45:01,162 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 47 [2022-07-22 12:45:01,163 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 61 [2022-07-22 12:45:01,163 INFO L73 IsDeterministic]: Start isDeterministic. Operand 110 states and 278 transitions. [2022-07-22 12:45:01,163 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:45:01,163 INFO L220 hiAutomatonCegarLoop]: Abstraction has 110 states and 278 transitions. [2022-07-22 12:45:01,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states and 278 transitions. [2022-07-22 12:45:01,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 58. [2022-07-22 12:45:01,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 58 states have (on average 2.913793103448276) internal successors, (169), 57 states have internal predecessors, (169), 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) [2022-07-22 12:45:01,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 169 transitions. [2022-07-22 12:45:01,171 INFO L242 hiAutomatonCegarLoop]: Abstraction has 58 states and 169 transitions. [2022-07-22 12:45:01,171 INFO L425 stractBuchiCegarLoop]: Abstraction has 58 states and 169 transitions. [2022-07-22 12:45:01,171 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-07-22 12:45:01,171 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 58 states and 169 transitions. [2022-07-22 12:45:01,172 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 15 [2022-07-22 12:45:01,172 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:45:01,172 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:45:01,173 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1] [2022-07-22 12:45:01,173 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [2] [2022-07-22 12:45:01,173 INFO L748 eck$LassoCheckResult]: Stem: 1394#[ULTIMATE.startENTRY]don't care [356] ULTIMATE.startENTRY-->L78-3: Formula: (let ((.cse0 (select |v_#memory_int_60| 1)) (.cse1 (store |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (and (= 48 (select .cse0 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_45| 0) (= |v_ULTIMATE.start_main_#t~pre11#1_39| |v_#pthreadsForks_46|) (= (select |v_#valid_111| 2) 1) (= |v_#pthreadsForks_45| (+ |v_#pthreadsForks_46| 1)) (= (select .cse0 1) 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (= (select |v_#length_74| 1) 2) (= (select |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= (store (store |v_#length_74| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4) |v_#length_73|) (= (select |v_#valid_111| 1) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_#memory_int_59| (store |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre11#1_39|))) (= (select |v_#length_74| 2) 38) (= |v_#valid_110| (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1)) (= (ite (and (<= 0 v_~N~0_58) (<= v_~N~0_58 1073741823)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (< 0 |v_#StackHeapBarrier_24|) (= |v_#NULL.offset_8| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_37| 0) (= |v_#NULL.base_8| 0) (not (= (ite (and (= v_~pos~0_113 0) (= v_~pos~0_113 v_~i1~0_84) (= v_~pos~0_113 v_~i2~0_84)) 1 0) 0)) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| 0)) (= (select |v_#valid_111| 0) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_46|, #valid=|v_#valid_111|, #memory_int=|v_#memory_int_60|, #length=|v_#length_74|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_29|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_40|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_37|, #NULL.offset=|v_#NULL.offset_8|, ~i1~0=v_~i1~0_84, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_21|, #pthreadsForks=|v_#pthreadsForks_45|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_87|, #length=|v_#length_73|, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_50|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_39|, ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_22|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_36|, ULTIMATE.start_main_#t~mem16#1=|v_ULTIMATE.start_main_#t~mem16#1_34|, ~i2~0=v_~i2~0_84, ~N~0=v_~N~0_58, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_32|, #valid=|v_#valid_110|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_30|, #memory_int=|v_#memory_int_59|, ~pos~0=v_~pos~0_113, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, #NULL.offset, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre11#1, ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem16#1, ~i2~0, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet8#1, #valid, ULTIMATE.start_main_#t~nondet7#1, #memory_int, ~pos~0, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 1396#[L78-3]don't care [258] L78-3-->L46: Formula: (and (= v_thread1Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre11#1_6|) (= v_thread1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_4|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_4|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_4|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_4|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_4|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_4|, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_#res.offset, thread1Thread1of1ForFork0_thidvar1] 1406#[L78-4, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 1434#[L78-4, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 1438#[L78-4, L46]don't care [334] L78-4-->L79-3: Formula: (and (= (select |v_#valid_66| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) 1) (= |v_#memory_int_27| (store |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27| (store (select |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) |v_ULTIMATE.start_main_~#t2~0#1.offset_23| |v_ULTIMATE.start_main_#t~pre13#1_19|))) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_23| 4) (select |v_#length_43| |v_ULTIMATE.start_main_~#t2~0#1.base_27|)) (= |v_ULTIMATE.start_main_#t~pre13#1_19| |v_#pthreadsForks_22|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_23|) (= |v_#pthreadsForks_21| (+ |v_#pthreadsForks_22| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_22|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_28|, #length=|v_#length_43|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_19|, #pthreadsForks=|v_#pthreadsForks_21|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_19|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_27|, #length=|v_#length_43|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_11|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, ULTIMATE.start_main_#t~pre11#1, #memory_int, ULTIMATE.start_main_#t~nondet12#1] 1418#[L79-3, L46]don't care [261] L79-3-->L59: Formula: (and (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= v_thread2Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_4|, thread2Thread1of1ForFork1_#res.offset=|v_thread2Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread2Thread1of1ForFork1_#res.base=|v_thread2Thread1of1ForFork1_#res.base_4|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_4|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#res.offset, thread2Thread1of1ForFork1_#res.base, thread2Thread1of1ForFork1_#t~post6, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 1420#[L79-4, L59, L46]don't care [2022-07-22 12:45:01,174 INFO L750 eck$LassoCheckResult]: Loop: 1420#[L79-4, L59, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 1428#[L79-4, L59, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 1420#[L79-4, L59, L46]don't care [2022-07-22 12:45:01,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:01,174 INFO L85 PathProgramCache]: Analyzing trace with hash -1557915818, now seen corresponding path program 4 times [2022-07-22 12:45:01,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:01,174 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501967844] [2022-07-22 12:45:01,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:01,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:01,190 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:01,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:01,203 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:01,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:01,204 INFO L85 PathProgramCache]: Analyzing trace with hash 10561, now seen corresponding path program 4 times [2022-07-22 12:45:01,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:01,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294321176] [2022-07-22 12:45:01,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:01,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:01,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:01,208 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:01,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:01,212 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:01,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:01,213 INFO L85 PathProgramCache]: Analyzing trace with hash 1786494806, now seen corresponding path program 5 times [2022-07-22 12:45:01,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:01,213 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112541659] [2022-07-22 12:45:01,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:01,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:01,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:01,228 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:01,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:01,252 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:01,284 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:45:01,284 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:45:01,284 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:45:01,285 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:45:01,285 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:45:01,285 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:01,285 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:45:01,285 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:45:01,285 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration9_Loop [2022-07-22 12:45:01,285 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:45:01,285 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:45:01,286 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:01,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:01,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:01,292 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:01,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:01,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:01,299 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:01,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:01,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:01,304 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:01,360 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:45:01,360 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:45:01,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:01,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:01,362 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) [2022-07-22 12:45:01,374 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:01,374 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:01,383 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 [2022-07-22 12:45:01,386 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:45:01,386 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~pos~0=0} Honda state: {~pos~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:45:01,408 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:01,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:01,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:01,409 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) [2022-07-22 12:45:01,409 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 [2022-07-22 12:45:01,410 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:01,410 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:01,423 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:45:01,423 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_17=0} Honda state: {v_rep#funAddr~thread1.offset_17=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:45:01,446 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:01,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:01,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:01,447 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) [2022-07-22 12:45:01,447 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 [2022-07-22 12:45:01,448 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:01,448 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:01,461 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:45:01,461 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_17=1} Honda state: {v_rep#funAddr~thread2.offset_17=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:45:01,482 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 [2022-07-22 12:45:01,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:01,483 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:01,483 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) [2022-07-22 12:45:01,484 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 [2022-07-22 12:45:01,484 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:01,485 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:01,514 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2022-07-22 12:45:01,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:01,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:01,515 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) [2022-07-22 12:45:01,516 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 [2022-07-22 12:45:01,516 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:45:01,516 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:01,629 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:45:01,631 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 [2022-07-22 12:45:01,632 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:45:01,632 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:45:01,632 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:45:01,632 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:45:01,632 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:45:01,632 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:01,632 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:45:01,632 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:45:01,632 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration9_Loop [2022-07-22 12:45:01,632 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:45:01,632 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:45:01,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:01,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:01,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:01,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:01,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:01,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:01,653 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:01,655 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:01,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:01,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:01,709 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:45:01,709 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:45:01,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:01,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:01,711 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) [2022-07-22 12:45:01,723 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 [2022-07-22 12:45:01,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:01,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:45:01,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:01,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:01,735 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:01,737 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:45:01,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:45:01,738 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 [2022-07-22 12:45:01,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:45:01,782 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 [2022-07-22 12:45:01,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:01,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:01,784 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) [2022-07-22 12:45:01,786 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 [2022-07-22 12:45:01,794 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:01,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:01,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:01,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:01,796 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:45:01,796 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:45:01,802 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 [2022-07-22 12:45:01,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:45:01,847 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 [2022-07-22 12:45:01,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:01,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:01,849 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) [2022-07-22 12:45:01,853 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 [2022-07-22 12:45:01,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:01,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:45:01,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:01,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:01,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:01,863 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:45:01,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:45:01,867 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 [2022-07-22 12:45:01,874 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:45:01,882 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:45:01,882 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:45:01,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:01,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:01,883 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) [2022-07-22 12:45:01,885 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:45:01,885 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:45:01,885 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:45:01,885 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, ~i1~0) = 2*~N~0 - 1*~i1~0 Supporting invariants [] [2022-07-22 12:45:01,888 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 [2022-07-22 12:45:01,921 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 [2022-07-22 12:45:01,922 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:45:01,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:01,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:01,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:45:01,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:01,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:01,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-22 12:45:01,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:01,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:45:01,989 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:45:01,989 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 58 states and 169 transitions. cyclomatic complexity: 134 Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2022-07-22 12:45:02,012 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 58 states and 169 transitions. cyclomatic complexity: 134. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 82 states and 255 transitions. Complement of second has 3 states. [2022-07-22 12:45:02,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:45:02,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2022-07-22 12:45:02,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 7 transitions. [2022-07-22 12:45:02,015 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 6 letters. Loop has 2 letters. [2022-07-22 12:45:02,015 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:02,015 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 8 letters. Loop has 2 letters. [2022-07-22 12:45:02,015 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:02,015 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 6 letters. Loop has 4 letters. [2022-07-22 12:45:02,016 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:02,016 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 82 states and 255 transitions. [2022-07-22 12:45:02,018 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 15 [2022-07-22 12:45:02,020 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 82 states to 82 states and 255 transitions. [2022-07-22 12:45:02,020 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 34 [2022-07-22 12:45:02,021 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2022-07-22 12:45:02,021 INFO L73 IsDeterministic]: Start isDeterministic. Operand 82 states and 255 transitions. [2022-07-22 12:45:02,021 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:45:02,021 INFO L220 hiAutomatonCegarLoop]: Abstraction has 82 states and 255 transitions. [2022-07-22 12:45:02,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states and 255 transitions. [2022-07-22 12:45:02,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 62. [2022-07-22 12:45:02,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 62 states have (on average 3.0) internal successors, (186), 61 states have internal predecessors, (186), 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) [2022-07-22 12:45:02,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 186 transitions. [2022-07-22 12:45:02,027 INFO L242 hiAutomatonCegarLoop]: Abstraction has 62 states and 186 transitions. [2022-07-22 12:45:02,028 INFO L425 stractBuchiCegarLoop]: Abstraction has 62 states and 186 transitions. [2022-07-22 12:45:02,028 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-07-22 12:45:02,028 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 62 states and 186 transitions. [2022-07-22 12:45:02,029 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 15 [2022-07-22 12:45:02,029 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:45:02,029 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:45:02,029 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-07-22 12:45:02,030 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:45:02,030 INFO L748 eck$LassoCheckResult]: Stem: 1633#[ULTIMATE.startENTRY]don't care [356] ULTIMATE.startENTRY-->L78-3: Formula: (let ((.cse0 (select |v_#memory_int_60| 1)) (.cse1 (store |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (and (= 48 (select .cse0 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_45| 0) (= |v_ULTIMATE.start_main_#t~pre11#1_39| |v_#pthreadsForks_46|) (= (select |v_#valid_111| 2) 1) (= |v_#pthreadsForks_45| (+ |v_#pthreadsForks_46| 1)) (= (select .cse0 1) 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (= (select |v_#length_74| 1) 2) (= (select |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= (store (store |v_#length_74| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4) |v_#length_73|) (= (select |v_#valid_111| 1) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_#memory_int_59| (store |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre11#1_39|))) (= (select |v_#length_74| 2) 38) (= |v_#valid_110| (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1)) (= (ite (and (<= 0 v_~N~0_58) (<= v_~N~0_58 1073741823)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (< 0 |v_#StackHeapBarrier_24|) (= |v_#NULL.offset_8| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_37| 0) (= |v_#NULL.base_8| 0) (not (= (ite (and (= v_~pos~0_113 0) (= v_~pos~0_113 v_~i1~0_84) (= v_~pos~0_113 v_~i2~0_84)) 1 0) 0)) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| 0)) (= (select |v_#valid_111| 0) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_46|, #valid=|v_#valid_111|, #memory_int=|v_#memory_int_60|, #length=|v_#length_74|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_29|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_40|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_37|, #NULL.offset=|v_#NULL.offset_8|, ~i1~0=v_~i1~0_84, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_21|, #pthreadsForks=|v_#pthreadsForks_45|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_87|, #length=|v_#length_73|, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_50|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_39|, ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_22|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_36|, ULTIMATE.start_main_#t~mem16#1=|v_ULTIMATE.start_main_#t~mem16#1_34|, ~i2~0=v_~i2~0_84, ~N~0=v_~N~0_58, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_32|, #valid=|v_#valid_110|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_30|, #memory_int=|v_#memory_int_59|, ~pos~0=v_~pos~0_113, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, #NULL.offset, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre11#1, ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem16#1, ~i2~0, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet8#1, #valid, ULTIMATE.start_main_#t~nondet7#1, #memory_int, ~pos~0, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 1635#[L78-3]don't care [258] L78-3-->L46: Formula: (and (= v_thread1Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre11#1_6|) (= v_thread1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_4|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_4|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_4|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_4|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_4|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_4|, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_#res.offset, thread1Thread1of1ForFork0_thidvar1] 1647#[L78-4, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 1689#[L78-4, L46]don't care [334] L78-4-->L79-3: Formula: (and (= (select |v_#valid_66| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) 1) (= |v_#memory_int_27| (store |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27| (store (select |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) |v_ULTIMATE.start_main_~#t2~0#1.offset_23| |v_ULTIMATE.start_main_#t~pre13#1_19|))) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_23| 4) (select |v_#length_43| |v_ULTIMATE.start_main_~#t2~0#1.base_27|)) (= |v_ULTIMATE.start_main_#t~pre13#1_19| |v_#pthreadsForks_22|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_23|) (= |v_#pthreadsForks_21| (+ |v_#pthreadsForks_22| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_22|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_28|, #length=|v_#length_43|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_19|, #pthreadsForks=|v_#pthreadsForks_21|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_19|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_27|, #length=|v_#length_43|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_11|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, ULTIMATE.start_main_#t~pre11#1, #memory_int, ULTIMATE.start_main_#t~nondet12#1] 1721#[L79-3, L46]don't care [261] L79-3-->L59: Formula: (and (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= v_thread2Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_4|, thread2Thread1of1ForFork1_#res.offset=|v_thread2Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread2Thread1of1ForFork1_#res.base=|v_thread2Thread1of1ForFork1_#res.base_4|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_4|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#res.offset, thread2Thread1of1ForFork1_#res.base, thread2Thread1of1ForFork1_#t~post6, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 1733#[L79-4, L59, L46]don't care [318] L79-4-->L80-1: Formula: (and (= (select (select |v_#memory_int_21| |v_ULTIMATE.start_main_~#t1~0#1.base_19|) |v_ULTIMATE.start_main_~#t1~0#1.offset_15|) |v_ULTIMATE.start_main_#t~mem15#1_10|) (= (select |v_#valid_50| |v_ULTIMATE.start_main_~#t1~0#1.base_19|) 1) (<= (+ 4 |v_ULTIMATE.start_main_~#t1~0#1.offset_15|) (select |v_#length_29| |v_ULTIMATE.start_main_~#t1~0#1.base_19|)) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_15|)) InVars {#valid=|v_#valid_50|, #memory_int=|v_#memory_int_21|, #length=|v_#length_29|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_19|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_15|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_13|, ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_10|, #valid=|v_#valid_50|, #memory_int=|v_#memory_int_21|, #length=|v_#length_29|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_19|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_15|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_7|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#t~nondet14#1] 1685#[L80-1, L59, L46]don't care [2022-07-22 12:45:02,030 INFO L750 eck$LassoCheckResult]: Loop: 1685#[L80-1, L59, L46]don't care [265] L59-->L59: Formula: (and (= v_~pos~0_58 v_~pos~0_57) (< v_~i2~0_41 (* 2 v_~N~0_8)) (= v_~i2~0_40 (+ v_~i2~0_41 2))) InVars {~i2~0=v_~i2~0_41, ~pos~0=v_~pos~0_58, ~N~0=v_~N~0_8} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_5|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_5|, ~i2~0=v_~i2~0_40, ~pos~0=v_~pos~0_57, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#t~post6, ~i2~0, ~pos~0] 1685#[L80-1, L59, L46]don't care [2022-07-22 12:45:02,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:02,031 INFO L85 PathProgramCache]: Analyzing trace with hash -1557885350, now seen corresponding path program 1 times [2022-07-22 12:45:02,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:02,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687641672] [2022-07-22 12:45:02,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:02,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:02,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:02,045 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:02,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:02,057 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:02,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:02,058 INFO L85 PathProgramCache]: Analyzing trace with hash 296, now seen corresponding path program 5 times [2022-07-22 12:45:02,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:02,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202198977] [2022-07-22 12:45:02,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:02,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:02,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:02,062 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:02,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:02,065 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:02,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:02,065 INFO L85 PathProgramCache]: Analyzing trace with hash -1049805329, now seen corresponding path program 1 times [2022-07-22 12:45:02,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:02,066 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327525095] [2022-07-22 12:45:02,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:02,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:02,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:02,082 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:02,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:02,097 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:02,111 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:45:02,111 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:45:02,111 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:45:02,111 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:45:02,111 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:45:02,111 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:02,111 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:45:02,111 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:45:02,111 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration10_Loop [2022-07-22 12:45:02,111 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:45:02,112 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:45:02,112 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:02,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:02,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:02,118 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:02,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:02,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:02,122 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:02,124 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:02,198 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:45:02,199 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:45:02,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:02,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:02,200 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) [2022-07-22 12:45:02,207 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2022-07-22 12:45:02,219 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:02,219 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:02,232 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 [2022-07-22 12:45:02,234 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 [2022-07-22 12:45:02,234 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:45:02,234 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~pos~0=0} Honda state: {~pos~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:45:02,255 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2022-07-22 12:45:02,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:02,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:02,257 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) [2022-07-22 12:45:02,258 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:02,259 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:02,259 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 [2022-07-22 12:45:02,272 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:45:02,272 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_19=0} Honda state: {v_rep#funAddr~thread1.offset_19=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:45:02,294 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 [2022-07-22 12:45:02,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:02,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:02,295 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) [2022-07-22 12:45:02,296 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 [2022-07-22 12:45:02,296 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:02,296 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:02,309 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:45:02,309 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_19=-1} Honda state: {v_rep#funAddr~thread2.base_19=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:45:02,330 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:02,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:02,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:02,332 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) [2022-07-22 12:45:02,332 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 [2022-07-22 12:45:02,333 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:02,333 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:02,346 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:45:02,346 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_19=-1} Honda state: {v_rep#funAddr~thread1.base_19=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:45:02,368 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 [2022-07-22 12:45:02,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:02,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:02,369 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) [2022-07-22 12:45:02,369 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 [2022-07-22 12:45:02,371 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:02,371 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:02,379 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:45:02,379 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_#t~post5=0} Honda state: {thread2Thread1of1ForFork1_#t~post5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:45:02,401 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 [2022-07-22 12:45:02,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:02,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:02,402 INFO L229 MonitoredProcess]: Starting monitored process 108 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) [2022-07-22 12:45:02,403 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2022-07-22 12:45:02,403 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:02,403 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:02,416 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:45:02,416 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_19=1} Honda state: {v_rep#funAddr~thread2.offset_19=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:45:02,438 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:02,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:02,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:02,439 INFO L229 MonitoredProcess]: Starting monitored process 109 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) [2022-07-22 12:45:02,440 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:02,440 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:02,440 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2022-07-22 12:45:02,448 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:45:02,448 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_#t~post6=0} Honda state: {thread2Thread1of1ForFork1_#t~post6=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:45:02,469 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:02,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:02,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:02,470 INFO L229 MonitoredProcess]: Starting monitored process 110 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) [2022-07-22 12:45:02,471 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2022-07-22 12:45:02,472 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:02,472 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:02,501 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:02,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:02,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:02,503 INFO L229 MonitoredProcess]: Starting monitored process 111 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) [2022-07-22 12:45:02,505 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:45:02,505 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:02,505 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2022-07-22 12:45:02,637 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:45:02,639 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:02,639 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:45:02,640 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:45:02,640 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:45:02,640 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:45:02,640 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:45:02,640 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:02,640 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:45:02,640 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:45:02,640 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration10_Loop [2022-07-22 12:45:02,640 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:45:02,640 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:45:02,641 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:02,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:02,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:02,653 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:02,655 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:02,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:02,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:02,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:02,715 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:45:02,716 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:45:02,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:02,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:02,717 INFO L229 MonitoredProcess]: Starting monitored process 112 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) [2022-07-22 12:45:02,723 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 [2022-07-22 12:45:02,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:02,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:45:02,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:02,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:02,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:02,733 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:45:02,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:45:02,734 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2022-07-22 12:45:02,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:45:02,776 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:02,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:02,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:02,778 INFO L229 MonitoredProcess]: Starting monitored process 113 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) [2022-07-22 12:45:02,780 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 [2022-07-22 12:45:02,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:02,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:02,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:02,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:02,790 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:45:02,790 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:45:02,794 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2022-07-22 12:45:02,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:45:02,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:02,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:02,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:02,836 INFO L229 MonitoredProcess]: Starting monitored process 114 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) [2022-07-22 12:45:02,839 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 [2022-07-22 12:45:02,846 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2022-07-22 12:45:02,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:02,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:02,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:02,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:02,850 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:45:02,850 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:45:02,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:45:02,899 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:02,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:02,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:02,901 INFO L229 MonitoredProcess]: Starting monitored process 115 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) [2022-07-22 12:45:02,903 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 [2022-07-22 12:45:02,912 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2022-07-22 12:45:02,912 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:02,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:45:02,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:02,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:02,912 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:02,913 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:45:02,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:45:02,928 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:45:02,954 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:02,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:02,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:02,955 INFO L229 MonitoredProcess]: Starting monitored process 116 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) [2022-07-22 12:45:02,956 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2022-07-22 12:45:02,961 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 [2022-07-22 12:45:02,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:02,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:02,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:02,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:02,970 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:45:02,970 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:45:02,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:45:03,019 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:03,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:03,020 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:03,021 INFO L229 MonitoredProcess]: Starting monitored process 117 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) [2022-07-22 12:45:03,023 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 [2022-07-22 12:45:03,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:03,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:45:03,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:03,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:03,032 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:03,033 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:45:03,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:45:03,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2022-07-22 12:45:03,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:45:03,073 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:03,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:03,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:03,074 INFO L229 MonitoredProcess]: Starting monitored process 118 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) [2022-07-22 12:45:03,074 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2022-07-22 12:45:03,075 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 [2022-07-22 12:45:03,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:03,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:03,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:03,083 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:03,085 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:45:03,085 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:45:03,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:45:03,146 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:03,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:03,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:03,147 INFO L229 MonitoredProcess]: Starting monitored process 119 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) [2022-07-22 12:45:03,149 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 [2022-07-22 12:45:03,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:03,158 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:45:03,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:03,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:03,158 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:03,159 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:45:03,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:45:03,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2022-07-22 12:45:03,169 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:45:03,174 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:45:03,174 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:45:03,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:03,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:03,179 INFO L229 MonitoredProcess]: Starting monitored process 120 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) [2022-07-22 12:45:03,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2022-07-22 12:45:03,180 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:45:03,180 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:45:03,181 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:45:03,181 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~i2~0, ~N~0) = -1*~i2~0 + 2*~N~0 Supporting invariants [] [2022-07-22 12:45:03,202 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2022-07-22 12:45:03,203 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:45:03,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:03,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:03,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:45:03,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:03,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:03,249 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:45:03,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:03,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:45:03,251 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:45:03,251 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 62 states and 186 transitions. cyclomatic complexity: 149 Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) [2022-07-22 12:45:03,275 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 62 states and 186 transitions. cyclomatic complexity: 149. Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 72 states and 205 transitions. Complement of second has 3 states. [2022-07-22 12:45:03,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:45:03,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) [2022-07-22 12:45:03,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 10 transitions. [2022-07-22 12:45:03,277 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 6 letters. Loop has 1 letters. [2022-07-22 12:45:03,277 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:03,277 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 7 letters. Loop has 1 letters. [2022-07-22 12:45:03,277 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:03,277 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 6 letters. Loop has 2 letters. [2022-07-22 12:45:03,279 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:03,279 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 72 states and 205 transitions. [2022-07-22 12:45:03,280 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 12 [2022-07-22 12:45:03,282 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 72 states to 72 states and 205 transitions. [2022-07-22 12:45:03,282 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2022-07-22 12:45:03,282 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2022-07-22 12:45:03,282 INFO L73 IsDeterministic]: Start isDeterministic. Operand 72 states and 205 transitions. [2022-07-22 12:45:03,282 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:45:03,282 INFO L220 hiAutomatonCegarLoop]: Abstraction has 72 states and 205 transitions. [2022-07-22 12:45:03,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states and 205 transitions. [2022-07-22 12:45:03,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 62. [2022-07-22 12:45:03,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 62 states have (on average 3.0) internal successors, (186), 61 states have internal predecessors, (186), 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) [2022-07-22 12:45:03,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 186 transitions. [2022-07-22 12:45:03,302 INFO L242 hiAutomatonCegarLoop]: Abstraction has 62 states and 186 transitions. [2022-07-22 12:45:03,302 INFO L425 stractBuchiCegarLoop]: Abstraction has 62 states and 186 transitions. [2022-07-22 12:45:03,302 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-07-22 12:45:03,302 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 62 states and 186 transitions. [2022-07-22 12:45:03,304 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 12 [2022-07-22 12:45:03,304 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:45:03,304 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:45:03,304 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1] [2022-07-22 12:45:03,305 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:45:03,306 INFO L748 eck$LassoCheckResult]: Stem: 1866#[ULTIMATE.startENTRY]don't care [356] ULTIMATE.startENTRY-->L78-3: Formula: (let ((.cse0 (select |v_#memory_int_60| 1)) (.cse1 (store |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (and (= 48 (select .cse0 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_45| 0) (= |v_ULTIMATE.start_main_#t~pre11#1_39| |v_#pthreadsForks_46|) (= (select |v_#valid_111| 2) 1) (= |v_#pthreadsForks_45| (+ |v_#pthreadsForks_46| 1)) (= (select .cse0 1) 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (= (select |v_#length_74| 1) 2) (= (select |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= (store (store |v_#length_74| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4) |v_#length_73|) (= (select |v_#valid_111| 1) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_#memory_int_59| (store |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre11#1_39|))) (= (select |v_#length_74| 2) 38) (= |v_#valid_110| (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1)) (= (ite (and (<= 0 v_~N~0_58) (<= v_~N~0_58 1073741823)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (< 0 |v_#StackHeapBarrier_24|) (= |v_#NULL.offset_8| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_37| 0) (= |v_#NULL.base_8| 0) (not (= (ite (and (= v_~pos~0_113 0) (= v_~pos~0_113 v_~i1~0_84) (= v_~pos~0_113 v_~i2~0_84)) 1 0) 0)) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| 0)) (= (select |v_#valid_111| 0) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_46|, #valid=|v_#valid_111|, #memory_int=|v_#memory_int_60|, #length=|v_#length_74|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_29|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_40|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_37|, #NULL.offset=|v_#NULL.offset_8|, ~i1~0=v_~i1~0_84, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_21|, #pthreadsForks=|v_#pthreadsForks_45|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_87|, #length=|v_#length_73|, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_50|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_39|, ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_22|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_36|, ULTIMATE.start_main_#t~mem16#1=|v_ULTIMATE.start_main_#t~mem16#1_34|, ~i2~0=v_~i2~0_84, ~N~0=v_~N~0_58, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_32|, #valid=|v_#valid_110|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_30|, #memory_int=|v_#memory_int_59|, ~pos~0=v_~pos~0_113, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, #NULL.offset, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre11#1, ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem16#1, ~i2~0, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet8#1, #valid, ULTIMATE.start_main_#t~nondet7#1, #memory_int, ~pos~0, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 1868#[L78-3]don't care [258] L78-3-->L46: Formula: (and (= v_thread1Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre11#1_6|) (= v_thread1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_4|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_4|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_4|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_4|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_4|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_4|, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_#res.offset, thread1Thread1of1ForFork0_thidvar1] 1878#[L78-4, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 1914#[L78-4, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 1916#[L78-4, L46]don't care [334] L78-4-->L79-3: Formula: (and (= (select |v_#valid_66| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) 1) (= |v_#memory_int_27| (store |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27| (store (select |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) |v_ULTIMATE.start_main_~#t2~0#1.offset_23| |v_ULTIMATE.start_main_#t~pre13#1_19|))) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_23| 4) (select |v_#length_43| |v_ULTIMATE.start_main_~#t2~0#1.base_27|)) (= |v_ULTIMATE.start_main_#t~pre13#1_19| |v_#pthreadsForks_22|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_23|) (= |v_#pthreadsForks_21| (+ |v_#pthreadsForks_22| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_22|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_28|, #length=|v_#length_43|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_19|, #pthreadsForks=|v_#pthreadsForks_21|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_19|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_27|, #length=|v_#length_43|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_11|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, ULTIMATE.start_main_#t~pre11#1, #memory_int, ULTIMATE.start_main_#t~nondet12#1] 1918#[L79-3, L46]don't care [261] L79-3-->L59: Formula: (and (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= v_thread2Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_4|, thread2Thread1of1ForFork1_#res.offset=|v_thread2Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread2Thread1of1ForFork1_#res.base=|v_thread2Thread1of1ForFork1_#res.base_4|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_4|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#res.offset, thread2Thread1of1ForFork1_#res.base, thread2Thread1of1ForFork1_#t~post6, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 1902#[L79-4, L59, L46]don't care [318] L79-4-->L80-1: Formula: (and (= (select (select |v_#memory_int_21| |v_ULTIMATE.start_main_~#t1~0#1.base_19|) |v_ULTIMATE.start_main_~#t1~0#1.offset_15|) |v_ULTIMATE.start_main_#t~mem15#1_10|) (= (select |v_#valid_50| |v_ULTIMATE.start_main_~#t1~0#1.base_19|) 1) (<= (+ 4 |v_ULTIMATE.start_main_~#t1~0#1.offset_15|) (select |v_#length_29| |v_ULTIMATE.start_main_~#t1~0#1.base_19|)) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_15|)) InVars {#valid=|v_#valid_50|, #memory_int=|v_#memory_int_21|, #length=|v_#length_29|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_19|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_15|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_13|, ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_10|, #valid=|v_#valid_50|, #memory_int=|v_#memory_int_21|, #length=|v_#length_29|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_19|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_15|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_7|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#t~nondet14#1] 1870#[L80-1, L59, L46]don't care [2022-07-22 12:45:03,306 INFO L750 eck$LassoCheckResult]: Loop: 1870#[L80-1, L59, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 1870#[L80-1, L59, L46]don't care [2022-07-22 12:45:03,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:03,306 INFO L85 PathProgramCache]: Analyzing trace with hash -1050749784, now seen corresponding path program 2 times [2022-07-22 12:45:03,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:03,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13096126] [2022-07-22 12:45:03,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:03,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:03,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:03,330 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:03,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:03,357 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:03,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:03,358 INFO L85 PathProgramCache]: Analyzing trace with hash 331, now seen corresponding path program 5 times [2022-07-22 12:45:03,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:03,358 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877791789] [2022-07-22 12:45:03,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:03,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:03,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:03,363 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:03,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:03,367 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:03,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:03,367 INFO L85 PathProgramCache]: Analyzing trace with hash 1786495364, now seen corresponding path program 3 times [2022-07-22 12:45:03,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:03,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411059279] [2022-07-22 12:45:03,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:03,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:03,388 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:03,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:03,408 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:03,422 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:45:03,422 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:45:03,422 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:45:03,422 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:45:03,422 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:45:03,423 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:03,423 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:45:03,423 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:45:03,423 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration11_Loop [2022-07-22 12:45:03,423 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:45:03,423 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:45:03,425 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:03,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:03,431 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:03,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:03,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:03,436 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:03,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:03,438 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:03,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:03,456 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:03,506 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:45:03,506 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:45:03,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:03,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:03,507 INFO L229 MonitoredProcess]: Starting monitored process 121 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) [2022-07-22 12:45:03,508 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2022-07-22 12:45:03,509 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:03,509 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:03,539 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0 [2022-07-22 12:45:03,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:03,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:03,540 INFO L229 MonitoredProcess]: Starting monitored process 122 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) [2022-07-22 12:45:03,541 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2022-07-22 12:45:03,541 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:45:03,541 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:03,660 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:45:03,663 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:03,664 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:45:03,664 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:45:03,664 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:45:03,664 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:45:03,664 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:45:03,664 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:03,664 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:45:03,664 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:45:03,664 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration11_Loop [2022-07-22 12:45:03,665 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:45:03,665 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:45:03,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:03,670 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:03,672 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:03,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:03,675 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:03,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:03,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:03,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:03,683 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:03,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:03,740 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:45:03,740 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:45:03,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:03,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:03,742 INFO L229 MonitoredProcess]: Starting monitored process 123 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) [2022-07-22 12:45:03,743 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2022-07-22 12:45:03,743 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 [2022-07-22 12:45:03,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:03,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:45:03,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:03,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:03,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:03,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:45:03,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:45:03,753 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:45:03,755 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:45:03,755 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:45:03,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:03,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:03,756 INFO L229 MonitoredProcess]: Starting monitored process 124 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) [2022-07-22 12:45:03,757 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2022-07-22 12:45:03,757 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:45:03,757 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:45:03,758 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:45:03,758 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~i1~0, ~N~0) = -1*~i1~0 + 2*~N~0 Supporting invariants [] [2022-07-22 12:45:03,781 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:03,782 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:45:03,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:03,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:03,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:45:03,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:03,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:03,833 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:45:03,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:03,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:45:03,834 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:45:03,834 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 62 states and 186 transitions. cyclomatic complexity: 148 Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) [2022-07-22 12:45:03,860 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 62 states and 186 transitions. cyclomatic complexity: 148. Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 81 states and 235 transitions. Complement of second has 3 states. [2022-07-22 12:45:03,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:45:03,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) [2022-07-22 12:45:03,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 10 transitions. [2022-07-22 12:45:03,862 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 7 letters. Loop has 1 letters. [2022-07-22 12:45:03,862 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:03,862 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 8 letters. Loop has 1 letters. [2022-07-22 12:45:03,862 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:03,862 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 12:45:03,863 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:03,863 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 81 states and 235 transitions. [2022-07-22 12:45:03,865 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 11 [2022-07-22 12:45:03,867 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 81 states to 70 states and 194 transitions. [2022-07-22 12:45:03,867 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2022-07-22 12:45:03,868 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2022-07-22 12:45:03,868 INFO L73 IsDeterministic]: Start isDeterministic. Operand 70 states and 194 transitions. [2022-07-22 12:45:03,868 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:45:03,869 INFO L220 hiAutomatonCegarLoop]: Abstraction has 70 states and 194 transitions. [2022-07-22 12:45:03,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states and 194 transitions. [2022-07-22 12:45:03,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 55. [2022-07-22 12:45:03,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 55 states have (on average 2.8363636363636364) internal successors, (156), 54 states have internal predecessors, (156), 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) [2022-07-22 12:45:03,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 156 transitions. [2022-07-22 12:45:03,887 INFO L242 hiAutomatonCegarLoop]: Abstraction has 55 states and 156 transitions. [2022-07-22 12:45:03,887 INFO L425 stractBuchiCegarLoop]: Abstraction has 55 states and 156 transitions. [2022-07-22 12:45:03,887 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-07-22 12:45:03,888 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 55 states and 156 transitions. [2022-07-22 12:45:03,889 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 10 [2022-07-22 12:45:03,890 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:45:03,890 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:45:03,891 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1] [2022-07-22 12:45:03,891 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 12:45:03,892 INFO L748 eck$LassoCheckResult]: Stem: 2111#[ULTIMATE.startENTRY]don't care [356] ULTIMATE.startENTRY-->L78-3: Formula: (let ((.cse0 (select |v_#memory_int_60| 1)) (.cse1 (store |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (and (= 48 (select .cse0 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_45| 0) (= |v_ULTIMATE.start_main_#t~pre11#1_39| |v_#pthreadsForks_46|) (= (select |v_#valid_111| 2) 1) (= |v_#pthreadsForks_45| (+ |v_#pthreadsForks_46| 1)) (= (select .cse0 1) 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (= (select |v_#length_74| 1) 2) (= (select |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= (store (store |v_#length_74| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4) |v_#length_73|) (= (select |v_#valid_111| 1) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_#memory_int_59| (store |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre11#1_39|))) (= (select |v_#length_74| 2) 38) (= |v_#valid_110| (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1)) (= (ite (and (<= 0 v_~N~0_58) (<= v_~N~0_58 1073741823)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (< 0 |v_#StackHeapBarrier_24|) (= |v_#NULL.offset_8| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_37| 0) (= |v_#NULL.base_8| 0) (not (= (ite (and (= v_~pos~0_113 0) (= v_~pos~0_113 v_~i1~0_84) (= v_~pos~0_113 v_~i2~0_84)) 1 0) 0)) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| 0)) (= (select |v_#valid_111| 0) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_46|, #valid=|v_#valid_111|, #memory_int=|v_#memory_int_60|, #length=|v_#length_74|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_29|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_40|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_37|, #NULL.offset=|v_#NULL.offset_8|, ~i1~0=v_~i1~0_84, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_21|, #pthreadsForks=|v_#pthreadsForks_45|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_87|, #length=|v_#length_73|, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_50|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_39|, ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_22|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_36|, ULTIMATE.start_main_#t~mem16#1=|v_ULTIMATE.start_main_#t~mem16#1_34|, ~i2~0=v_~i2~0_84, ~N~0=v_~N~0_58, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_32|, #valid=|v_#valid_110|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_30|, #memory_int=|v_#memory_int_59|, ~pos~0=v_~pos~0_113, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, #NULL.offset, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre11#1, ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem16#1, ~i2~0, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet8#1, #valid, ULTIMATE.start_main_#t~nondet7#1, #memory_int, ~pos~0, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 2113#[L78-3]don't care [258] L78-3-->L46: Formula: (and (= v_thread1Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre11#1_6|) (= v_thread1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_4|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_4|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_4|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_4|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_4|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_4|, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_#res.offset, thread1Thread1of1ForFork0_thidvar1] 2141#[L78-4, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 2159#[L78-4, L46]don't care [334] L78-4-->L79-3: Formula: (and (= (select |v_#valid_66| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) 1) (= |v_#memory_int_27| (store |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27| (store (select |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) |v_ULTIMATE.start_main_~#t2~0#1.offset_23| |v_ULTIMATE.start_main_#t~pre13#1_19|))) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_23| 4) (select |v_#length_43| |v_ULTIMATE.start_main_~#t2~0#1.base_27|)) (= |v_ULTIMATE.start_main_#t~pre13#1_19| |v_#pthreadsForks_22|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_23|) (= |v_#pthreadsForks_21| (+ |v_#pthreadsForks_22| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_22|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_28|, #length=|v_#length_43|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_19|, #pthreadsForks=|v_#pthreadsForks_21|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_19|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_27|, #length=|v_#length_43|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_11|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, ULTIMATE.start_main_#t~pre11#1, #memory_int, ULTIMATE.start_main_#t~nondet12#1] 2163#[L79-3, L46]don't care [261] L79-3-->L59: Formula: (and (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= v_thread2Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_4|, thread2Thread1of1ForFork1_#res.offset=|v_thread2Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread2Thread1of1ForFork1_#res.base=|v_thread2Thread1of1ForFork1_#res.base_4|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_4|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#res.offset, thread2Thread1of1ForFork1_#res.base, thread2Thread1of1ForFork1_#t~post6, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 2187#[L79-4, L59, L46]don't care [265] L59-->L59: Formula: (and (= v_~pos~0_58 v_~pos~0_57) (< v_~i2~0_41 (* 2 v_~N~0_8)) (= v_~i2~0_40 (+ v_~i2~0_41 2))) InVars {~i2~0=v_~i2~0_41, ~pos~0=v_~pos~0_58, ~N~0=v_~N~0_8} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_5|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_5|, ~i2~0=v_~i2~0_40, ~pos~0=v_~pos~0_57, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#t~post6, ~i2~0, ~pos~0] 2177#[L79-4, L59, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 2179#[L79-4, L59, L46]don't care [2022-07-22 12:45:03,892 INFO L750 eck$LassoCheckResult]: Loop: 2179#[L79-4, L59, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 2183#[L79-4, L59, L46]don't care [265] L59-->L59: Formula: (and (= v_~pos~0_58 v_~pos~0_57) (< v_~i2~0_41 (* 2 v_~N~0_8)) (= v_~i2~0_40 (+ v_~i2~0_41 2))) InVars {~i2~0=v_~i2~0_41, ~pos~0=v_~pos~0_58, ~N~0=v_~N~0_8} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_5|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_5|, ~i2~0=v_~i2~0_40, ~pos~0=v_~pos~0_57, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#t~post6, ~i2~0, ~pos~0] 2179#[L79-4, L59, L46]don't care [2022-07-22 12:45:03,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:03,892 INFO L85 PathProgramCache]: Analyzing trace with hash -1049806937, now seen corresponding path program 4 times [2022-07-22 12:45:03,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:03,893 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758738051] [2022-07-22 12:45:03,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:03,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:03,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:03,908 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:03,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:03,933 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:03,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:03,936 INFO L85 PathProgramCache]: Analyzing trace with hash 10526, now seen corresponding path program 2 times [2022-07-22 12:45:03,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:03,937 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574042188] [2022-07-22 12:45:03,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:03,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:03,941 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:03,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:03,945 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:03,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:03,949 INFO L85 PathProgramCache]: Analyzing trace with hash 452857668, now seen corresponding path program 5 times [2022-07-22 12:45:03,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:03,950 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373232278] [2022-07-22 12:45:03,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:03,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:03,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:03,968 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:03,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:03,994 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:04,022 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:45:04,023 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:45:04,023 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:45:04,023 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:45:04,023 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:45:04,023 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:04,023 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:45:04,023 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:45:04,023 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration12_Loop [2022-07-22 12:45:04,023 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:45:04,024 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:45:04,025 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,027 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,041 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,042 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,044 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,045 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,046 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,048 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,115 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:45:04,116 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:45:04,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:04,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:04,117 INFO L229 MonitoredProcess]: Starting monitored process 125 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) [2022-07-22 12:45:04,128 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:04,128 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:04,139 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2022-07-22 12:45:04,148 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:45:04,148 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~pos~0=0} Honda state: {~pos~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:45:04,186 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:04,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:04,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:04,187 INFO L229 MonitoredProcess]: Starting monitored process 126 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) [2022-07-22 12:45:04,190 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:04,190 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:04,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2022-07-22 12:45:04,247 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:04,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:04,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:04,248 INFO L229 MonitoredProcess]: Starting monitored process 127 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) [2022-07-22 12:45:04,251 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:45:04,251 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:04,269 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2022-07-22 12:45:04,531 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:45:04,535 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Ended with exit code 0 [2022-07-22 12:45:04,535 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:45:04,535 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:45:04,535 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:45:04,535 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:45:04,535 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:45:04,535 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:04,535 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:45:04,535 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:45:04,536 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration12_Loop [2022-07-22 12:45:04,536 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:45:04,536 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:45:04,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,539 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,554 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,555 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:04,611 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:45:04,612 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:45:04,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:04,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:04,613 INFO L229 MonitoredProcess]: Starting monitored process 128 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) [2022-07-22 12:45:04,615 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 [2022-07-22 12:45:04,624 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:04,624 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:45:04,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:04,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:04,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:04,625 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:45:04,625 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:45:04,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2022-07-22 12:45:04,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:45:04,674 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:04,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:04,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:04,676 INFO L229 MonitoredProcess]: Starting monitored process 129 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) [2022-07-22 12:45:04,683 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 [2022-07-22 12:45:04,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:04,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:45:04,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:04,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:04,692 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:04,693 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:45:04,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:45:04,696 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2022-07-22 12:45:04,705 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:45:04,708 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:45:04,708 INFO L444 ModelExtractionUtils]: 2 out of 5 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:45:04,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:04,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:04,709 INFO L229 MonitoredProcess]: Starting monitored process 130 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) [2022-07-22 12:45:04,711 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:45:04,711 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:45:04,711 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:45:04,711 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~i1~0, ~N~0) = -1*~i1~0 + 2*~N~0 Supporting invariants [] [2022-07-22 12:45:04,726 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2022-07-22 12:45:04,748 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:04,749 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:45:04,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:04,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:04,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:45:04,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:04,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:04,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:45:04,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:04,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:45:04,811 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:45:04,812 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 55 states and 156 transitions. cyclomatic complexity: 121 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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) [2022-07-22 12:45:04,846 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 55 states and 156 transitions. cyclomatic complexity: 121. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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 73 states and 202 transitions. Complement of second has 3 states. [2022-07-22 12:45:04,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:45:04,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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) [2022-07-22 12:45:04,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 11 transitions. [2022-07-22 12:45:04,847 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 11 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 12:45:04,848 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:04,848 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:45:04,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:04,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:04,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:45:04,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:04,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:04,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:45:04,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:04,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:45:04,910 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:45:04,910 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 55 states and 156 transitions. cyclomatic complexity: 121 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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) [2022-07-22 12:45:04,962 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 55 states and 156 transitions. cyclomatic complexity: 121. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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 118 states and 308 transitions. Complement of second has 5 states. [2022-07-22 12:45:04,963 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 [2022-07-22 12:45:04,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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) [2022-07-22 12:45:04,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 19 transitions. [2022-07-22 12:45:04,964 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 19 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 12:45:04,964 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:04,964 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:45:04,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:04,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:04,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:45:04,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:05,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:05,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:45:05,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:05,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:45:05,025 INFO L142 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:45:05,025 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 55 states and 156 transitions. cyclomatic complexity: 121 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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) [2022-07-22 12:45:05,092 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:05,099 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 55 states and 156 transitions. cyclomatic complexity: 121. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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 74 states and 213 transitions. Complement of second has 2 states. [2022-07-22 12:45:05,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:45:05,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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) [2022-07-22 12:45:05,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 12 transitions. [2022-07-22 12:45:05,100 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 12:45:05,101 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:05,101 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:45:05,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:05,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:45:05,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:05,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:05,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:45:05,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:05,155 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:05,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:45:05,164 INFO L142 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:45:05,164 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 55 states and 156 transitions. cyclomatic complexity: 121 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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) [2022-07-22 12:45:05,217 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 55 states and 156 transitions. cyclomatic complexity: 121. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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 171 states and 472 transitions. Complement of second has 7 states. [2022-07-22 12:45:05,217 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 [2022-07-22 12:45:05,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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) [2022-07-22 12:45:05,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 20 transitions. [2022-07-22 12:45:05,218 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 20 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 12:45:05,220 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:05,221 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:05,221 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 20 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-22 12:45:05,221 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:05,221 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 20 transitions. Stem has 7 letters. Loop has 4 letters. [2022-07-22 12:45:05,222 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:05,222 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 171 states and 472 transitions. [2022-07-22 12:45:05,226 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 30 [2022-07-22 12:45:05,229 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 171 states to 129 states and 350 transitions. [2022-07-22 12:45:05,230 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 42 [2022-07-22 12:45:05,232 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 55 [2022-07-22 12:45:05,233 INFO L73 IsDeterministic]: Start isDeterministic. Operand 129 states and 350 transitions. [2022-07-22 12:45:05,236 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:45:05,236 INFO L220 hiAutomatonCegarLoop]: Abstraction has 129 states and 350 transitions. [2022-07-22 12:45:05,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states and 350 transitions. [2022-07-22 12:45:05,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 66. [2022-07-22 12:45:05,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 66 states have (on average 2.9242424242424243) internal successors, (193), 65 states have internal predecessors, (193), 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) [2022-07-22 12:45:05,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 193 transitions. [2022-07-22 12:45:05,248 INFO L242 hiAutomatonCegarLoop]: Abstraction has 66 states and 193 transitions. [2022-07-22 12:45:05,248 INFO L425 stractBuchiCegarLoop]: Abstraction has 66 states and 193 transitions. [2022-07-22 12:45:05,248 INFO L332 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-07-22 12:45:05,248 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 66 states and 193 transitions. [2022-07-22 12:45:05,249 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 12 [2022-07-22 12:45:05,249 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:45:05,249 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:45:05,250 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-07-22 12:45:05,250 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 12:45:05,253 INFO L748 eck$LassoCheckResult]: Stem: 2795#[ULTIMATE.startENTRY]don't care [356] ULTIMATE.startENTRY-->L78-3: Formula: (let ((.cse0 (select |v_#memory_int_60| 1)) (.cse1 (store |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (and (= 48 (select .cse0 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_45| 0) (= |v_ULTIMATE.start_main_#t~pre11#1_39| |v_#pthreadsForks_46|) (= (select |v_#valid_111| 2) 1) (= |v_#pthreadsForks_45| (+ |v_#pthreadsForks_46| 1)) (= (select .cse0 1) 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (= (select |v_#length_74| 1) 2) (= (select |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= (store (store |v_#length_74| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4) |v_#length_73|) (= (select |v_#valid_111| 1) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_#memory_int_59| (store |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre11#1_39|))) (= (select |v_#length_74| 2) 38) (= |v_#valid_110| (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1)) (= (ite (and (<= 0 v_~N~0_58) (<= v_~N~0_58 1073741823)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (< 0 |v_#StackHeapBarrier_24|) (= |v_#NULL.offset_8| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_37| 0) (= |v_#NULL.base_8| 0) (not (= (ite (and (= v_~pos~0_113 0) (= v_~pos~0_113 v_~i1~0_84) (= v_~pos~0_113 v_~i2~0_84)) 1 0) 0)) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| 0)) (= (select |v_#valid_111| 0) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_46|, #valid=|v_#valid_111|, #memory_int=|v_#memory_int_60|, #length=|v_#length_74|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_29|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_40|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_37|, #NULL.offset=|v_#NULL.offset_8|, ~i1~0=v_~i1~0_84, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_21|, #pthreadsForks=|v_#pthreadsForks_45|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_87|, #length=|v_#length_73|, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_50|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_39|, ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_22|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_36|, ULTIMATE.start_main_#t~mem16#1=|v_ULTIMATE.start_main_#t~mem16#1_34|, ~i2~0=v_~i2~0_84, ~N~0=v_~N~0_58, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_32|, #valid=|v_#valid_110|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_30|, #memory_int=|v_#memory_int_59|, ~pos~0=v_~pos~0_113, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, #NULL.offset, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre11#1, ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem16#1, ~i2~0, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet8#1, #valid, ULTIMATE.start_main_#t~nondet7#1, #memory_int, ~pos~0, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 2797#[L78-3]don't care [258] L78-3-->L46: Formula: (and (= v_thread1Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre11#1_6|) (= v_thread1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_4|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_4|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_4|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_4|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_4|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_4|, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_#res.offset, thread1Thread1of1ForFork0_thidvar1] 2823#[L78-4, L46]don't care [334] L78-4-->L79-3: Formula: (and (= (select |v_#valid_66| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) 1) (= |v_#memory_int_27| (store |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27| (store (select |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) |v_ULTIMATE.start_main_~#t2~0#1.offset_23| |v_ULTIMATE.start_main_#t~pre13#1_19|))) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_23| 4) (select |v_#length_43| |v_ULTIMATE.start_main_~#t2~0#1.base_27|)) (= |v_ULTIMATE.start_main_#t~pre13#1_19| |v_#pthreadsForks_22|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_23|) (= |v_#pthreadsForks_21| (+ |v_#pthreadsForks_22| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_22|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_28|, #length=|v_#length_43|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_19|, #pthreadsForks=|v_#pthreadsForks_21|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_19|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_27|, #length=|v_#length_43|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_11|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, ULTIMATE.start_main_#t~pre11#1, #memory_int, ULTIMATE.start_main_#t~nondet12#1] 2807#[L79-3, L46]don't care [261] L79-3-->L59: Formula: (and (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= v_thread2Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_4|, thread2Thread1of1ForFork1_#res.offset=|v_thread2Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread2Thread1of1ForFork1_#res.base=|v_thread2Thread1of1ForFork1_#res.base_4|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_4|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#res.offset, thread2Thread1of1ForFork1_#res.base, thread2Thread1of1ForFork1_#t~post6, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 2809#[L79-4, L59, L46]don't care [265] L59-->L59: Formula: (and (= v_~pos~0_58 v_~pos~0_57) (< v_~i2~0_41 (* 2 v_~N~0_8)) (= v_~i2~0_40 (+ v_~i2~0_41 2))) InVars {~i2~0=v_~i2~0_41, ~pos~0=v_~pos~0_58, ~N~0=v_~N~0_8} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_5|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_5|, ~i2~0=v_~i2~0_40, ~pos~0=v_~pos~0_57, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#t~post6, ~i2~0, ~pos~0] 2865#[L79-4, L59, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 2867#[L79-4, L59, L46]don't care [2022-07-22 12:45:05,253 INFO L750 eck$LassoCheckResult]: Loop: 2867#[L79-4, L59, L46]don't care [265] L59-->L59: Formula: (and (= v_~pos~0_58 v_~pos~0_57) (< v_~i2~0_41 (* 2 v_~N~0_8)) (= v_~i2~0_40 (+ v_~i2~0_41 2))) InVars {~i2~0=v_~i2~0_41, ~pos~0=v_~pos~0_58, ~N~0=v_~N~0_8} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_5|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_5|, ~i2~0=v_~i2~0_40, ~pos~0=v_~pos~0_57, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#t~post6, ~i2~0, ~pos~0] 2893#[L79-4, L59, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 2867#[L79-4, L59, L46]don't care [2022-07-22 12:45:05,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:05,253 INFO L85 PathProgramCache]: Analyzing trace with hash -1556942503, now seen corresponding path program 6 times [2022-07-22 12:45:05,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:05,254 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045085093] [2022-07-22 12:45:05,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:05,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:05,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:05,270 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:05,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:05,289 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:05,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:05,291 INFO L85 PathProgramCache]: Analyzing trace with hash 9476, now seen corresponding path program 3 times [2022-07-22 12:45:05,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:05,291 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57499334] [2022-07-22 12:45:05,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:05,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:05,295 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:05,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:05,302 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:05,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:05,304 INFO L85 PathProgramCache]: Analyzing trace with hash -1573117860, now seen corresponding path program 7 times [2022-07-22 12:45:05,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:05,304 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975629277] [2022-07-22 12:45:05,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:05,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:05,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:05,318 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:05,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:05,335 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:05,361 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:45:05,361 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:45:05,361 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:45:05,361 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:45:05,361 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:45:05,361 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:05,361 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:45:05,361 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:45:05,362 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration13_Loop [2022-07-22 12:45:05,362 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:45:05,362 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:45:05,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,374 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,380 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,463 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:45:05,463 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:45:05,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:05,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:05,465 INFO L229 MonitoredProcess]: Starting monitored process 131 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) [2022-07-22 12:45:05,476 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:05,476 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:05,486 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2022-07-22 12:45:05,517 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2022-07-22 12:45:05,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:05,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:05,518 INFO L229 MonitoredProcess]: Starting monitored process 132 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) [2022-07-22 12:45:05,519 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2022-07-22 12:45:05,519 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:45:05,519 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:05,670 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:45:05,673 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:05,673 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:45:05,673 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:45:05,673 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:45:05,673 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:45:05,674 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:45:05,674 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:05,674 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:45:05,674 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:45:05,674 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration13_Loop [2022-07-22 12:45:05,674 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:45:05,674 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:45:05,675 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:05,767 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:45:05,768 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:45:05,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:05,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:05,769 INFO L229 MonitoredProcess]: Starting monitored process 133 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) [2022-07-22 12:45:05,770 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2022-07-22 12:45:05,770 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 [2022-07-22 12:45:05,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:05,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:45:05,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:05,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:05,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:05,779 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:45:05,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:45:05,782 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:45:05,784 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:45:05,784 INFO L444 ModelExtractionUtils]: 2 out of 5 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:45:05,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:05,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:05,785 INFO L229 MonitoredProcess]: Starting monitored process 134 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) [2022-07-22 12:45:05,786 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2022-07-22 12:45:05,787 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:45:05,787 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:45:05,787 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:45:05,787 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, ~i1~0) = 2*~N~0 - 1*~i1~0 Supporting invariants [] [2022-07-22 12:45:05,811 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:05,812 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:45:05,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:05,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:05,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:45:05,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:05,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:05,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:45:05,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:05,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:45:05,862 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:45:05,862 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 66 states and 193 transitions. cyclomatic complexity: 145 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 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) [2022-07-22 12:45:05,900 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 66 states and 193 transitions. cyclomatic complexity: 145. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 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 145 states and 429 transitions. Complement of second has 4 states. [2022-07-22 12:45:05,901 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 [2022-07-22 12:45:05,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 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) [2022-07-22 12:45:05,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 24 transitions. [2022-07-22 12:45:05,902 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 24 transitions. Stem has 6 letters. Loop has 2 letters. [2022-07-22 12:45:05,902 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:05,902 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 24 transitions. Stem has 8 letters. Loop has 2 letters. [2022-07-22 12:45:05,902 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:05,902 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 24 transitions. Stem has 6 letters. Loop has 4 letters. [2022-07-22 12:45:05,902 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:05,903 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 145 states and 429 transitions. [2022-07-22 12:45:05,905 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 4 [2022-07-22 12:45:05,907 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 145 states to 121 states and 325 transitions. [2022-07-22 12:45:05,907 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 34 [2022-07-22 12:45:05,907 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 34 [2022-07-22 12:45:05,908 INFO L73 IsDeterministic]: Start isDeterministic. Operand 121 states and 325 transitions. [2022-07-22 12:45:05,908 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:45:05,908 INFO L220 hiAutomatonCegarLoop]: Abstraction has 121 states and 325 transitions. [2022-07-22 12:45:05,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states and 325 transitions. [2022-07-22 12:45:05,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 71. [2022-07-22 12:45:05,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 71 states have (on average 2.8309859154929575) internal successors, (201), 70 states have internal predecessors, (201), 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) [2022-07-22 12:45:05,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 201 transitions. [2022-07-22 12:45:05,914 INFO L242 hiAutomatonCegarLoop]: Abstraction has 71 states and 201 transitions. [2022-07-22 12:45:05,914 INFO L425 stractBuchiCegarLoop]: Abstraction has 71 states and 201 transitions. [2022-07-22 12:45:05,914 INFO L332 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-07-22 12:45:05,914 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 201 transitions. [2022-07-22 12:45:05,915 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2022-07-22 12:45:05,915 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:45:05,915 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:45:05,917 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:45:05,917 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:45:05,918 INFO L748 eck$LassoCheckResult]: Stem: 3114#[ULTIMATE.startENTRY]don't care [356] ULTIMATE.startENTRY-->L78-3: Formula: (let ((.cse0 (select |v_#memory_int_60| 1)) (.cse1 (store |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (and (= 48 (select .cse0 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_45| 0) (= |v_ULTIMATE.start_main_#t~pre11#1_39| |v_#pthreadsForks_46|) (= (select |v_#valid_111| 2) 1) (= |v_#pthreadsForks_45| (+ |v_#pthreadsForks_46| 1)) (= (select .cse0 1) 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (= (select |v_#length_74| 1) 2) (= (select |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= (store (store |v_#length_74| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4) |v_#length_73|) (= (select |v_#valid_111| 1) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_#memory_int_59| (store |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre11#1_39|))) (= (select |v_#length_74| 2) 38) (= |v_#valid_110| (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1)) (= (ite (and (<= 0 v_~N~0_58) (<= v_~N~0_58 1073741823)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (< 0 |v_#StackHeapBarrier_24|) (= |v_#NULL.offset_8| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_37| 0) (= |v_#NULL.base_8| 0) (not (= (ite (and (= v_~pos~0_113 0) (= v_~pos~0_113 v_~i1~0_84) (= v_~pos~0_113 v_~i2~0_84)) 1 0) 0)) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| 0)) (= (select |v_#valid_111| 0) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_46|, #valid=|v_#valid_111|, #memory_int=|v_#memory_int_60|, #length=|v_#length_74|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_29|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_40|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_37|, #NULL.offset=|v_#NULL.offset_8|, ~i1~0=v_~i1~0_84, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_21|, #pthreadsForks=|v_#pthreadsForks_45|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_87|, #length=|v_#length_73|, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_50|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_39|, ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_22|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_36|, ULTIMATE.start_main_#t~mem16#1=|v_ULTIMATE.start_main_#t~mem16#1_34|, ~i2~0=v_~i2~0_84, ~N~0=v_~N~0_58, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_32|, #valid=|v_#valid_110|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_30|, #memory_int=|v_#memory_int_59|, ~pos~0=v_~pos~0_113, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, #NULL.offset, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre11#1, ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem16#1, ~i2~0, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet8#1, #valid, ULTIMATE.start_main_#t~nondet7#1, #memory_int, ~pos~0, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 3116#[L78-3]don't care [258] L78-3-->L46: Formula: (and (= v_thread1Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre11#1_6|) (= v_thread1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_4|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_4|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_4|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_4|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_4|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_4|, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_#res.offset, thread1Thread1of1ForFork0_thidvar1] 3136#[L78-4, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 3154#[L78-4, L46]don't care [311] L46-->thread1EXIT: Formula: (and (= |v_thread1Thread1of1ForFork0_#res.base_9| 0) (not (< v_~i1~0_56 (* 2 v_~N~0_24))) (= |v_thread1Thread1of1ForFork0_#res.offset_9| 0)) InVars {~i1~0=v_~i1~0_56, ~N~0=v_~N~0_24} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_9|, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_9|, ~i1~0=v_~i1~0_56, ~N~0=v_~N~0_24} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#res.offset] 3178#[L78-4, thread1EXIT]don't care [334] L78-4-->L79-3: Formula: (and (= (select |v_#valid_66| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) 1) (= |v_#memory_int_27| (store |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27| (store (select |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) |v_ULTIMATE.start_main_~#t2~0#1.offset_23| |v_ULTIMATE.start_main_#t~pre13#1_19|))) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_23| 4) (select |v_#length_43| |v_ULTIMATE.start_main_~#t2~0#1.base_27|)) (= |v_ULTIMATE.start_main_#t~pre13#1_19| |v_#pthreadsForks_22|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_23|) (= |v_#pthreadsForks_21| (+ |v_#pthreadsForks_22| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_22|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_28|, #length=|v_#length_43|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_19|, #pthreadsForks=|v_#pthreadsForks_21|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_19|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_27|, #length=|v_#length_43|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_11|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, ULTIMATE.start_main_#t~pre11#1, #memory_int, ULTIMATE.start_main_#t~nondet12#1] 3172#[thread1EXIT, L79-3]don't care [261] L79-3-->L59: Formula: (and (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= v_thread2Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_4|, thread2Thread1of1ForFork1_#res.offset=|v_thread2Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread2Thread1of1ForFork1_#res.base=|v_thread2Thread1of1ForFork1_#res.base_4|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_4|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#res.offset, thread2Thread1of1ForFork1_#res.base, thread2Thread1of1ForFork1_#t~post6, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 3166#[thread1EXIT, L79-4, L59]don't care [318] L79-4-->L80-1: Formula: (and (= (select (select |v_#memory_int_21| |v_ULTIMATE.start_main_~#t1~0#1.base_19|) |v_ULTIMATE.start_main_~#t1~0#1.offset_15|) |v_ULTIMATE.start_main_#t~mem15#1_10|) (= (select |v_#valid_50| |v_ULTIMATE.start_main_~#t1~0#1.base_19|) 1) (<= (+ 4 |v_ULTIMATE.start_main_~#t1~0#1.offset_15|) (select |v_#length_29| |v_ULTIMATE.start_main_~#t1~0#1.base_19|)) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_15|)) InVars {#valid=|v_#valid_50|, #memory_int=|v_#memory_int_21|, #length=|v_#length_29|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_19|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_15|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_13|, ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_10|, #valid=|v_#valid_50|, #memory_int=|v_#memory_int_21|, #length=|v_#length_29|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_19|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_15|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_7|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#t~nondet14#1] 3150#[thread1EXIT, L80-1, L59]don't care [262] thread1EXIT-->L80-2: Formula: (and (= v_thread1Thread1of1ForFork0_thidvar1_4 0) (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem15#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork0_thidvar0_4)) InVars {ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_4} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_4} AuxVars[] AssignedVars[] 3146#[L59, L80-2]don't care [2022-07-22 12:45:05,918 INFO L750 eck$LassoCheckResult]: Loop: 3146#[L59, L80-2]don't care [265] L59-->L59: Formula: (and (= v_~pos~0_58 v_~pos~0_57) (< v_~i2~0_41 (* 2 v_~N~0_8)) (= v_~i2~0_40 (+ v_~i2~0_41 2))) InVars {~i2~0=v_~i2~0_41, ~pos~0=v_~pos~0_58, ~N~0=v_~N~0_8} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_5|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_5|, ~i2~0=v_~i2~0_40, ~pos~0=v_~pos~0_57, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#t~post6, ~i2~0, ~pos~0] 3146#[L59, L80-2]don't care [2022-07-22 12:45:05,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:05,918 INFO L85 PathProgramCache]: Analyzing trace with hash 1796654057, now seen corresponding path program 1 times [2022-07-22 12:45:05,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:05,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230834794] [2022-07-22 12:45:05,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:05,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:05,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:05,956 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:05,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:05,974 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:05,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:05,975 INFO L85 PathProgramCache]: Analyzing trace with hash 296, now seen corresponding path program 6 times [2022-07-22 12:45:05,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:05,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924290096] [2022-07-22 12:45:05,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:05,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:05,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:05,979 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:05,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:05,984 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:05,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:05,985 INFO L85 PathProgramCache]: Analyzing trace with hash -138298816, now seen corresponding path program 1 times [2022-07-22 12:45:05,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:05,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011927151] [2022-07-22 12:45:05,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:05,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:06,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:06,008 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:06,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:06,023 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:06,035 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:45:06,036 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:45:06,036 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:45:06,036 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:45:06,036 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:45:06,036 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:06,036 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:45:06,036 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:45:06,036 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration14_Loop [2022-07-22 12:45:06,036 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:45:06,036 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:45:06,040 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,042 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,044 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,056 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,058 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,062 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,063 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,105 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:45:06,105 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:45:06,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:06,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:06,106 INFO L229 MonitoredProcess]: Starting monitored process 135 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) [2022-07-22 12:45:06,116 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:06,116 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:06,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2022-07-22 12:45:06,136 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:45:06,136 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_27=1} Honda state: {v_rep#funAddr~thread2.offset_27=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:45:06,160 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Ended with exit code 0 [2022-07-22 12:45:06,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:06,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:06,161 INFO L229 MonitoredProcess]: Starting monitored process 136 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) [2022-07-22 12:45:06,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2022-07-22 12:45:06,162 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:06,162 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:06,170 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:45:06,170 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~pos~0=0} Honda state: {~pos~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:45:06,192 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Ended with exit code 0 [2022-07-22 12:45:06,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:06,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:06,193 INFO L229 MonitoredProcess]: Starting monitored process 137 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) [2022-07-22 12:45:06,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2022-07-22 12:45:06,194 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:06,194 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:06,208 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:45:06,209 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_27=-1} Honda state: {v_rep#funAddr~thread2.base_27=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:45:06,231 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:06,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:06,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:06,232 INFO L229 MonitoredProcess]: Starting monitored process 138 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) [2022-07-22 12:45:06,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2022-07-22 12:45:06,233 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:06,234 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:06,242 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:45:06,242 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_#t~post6=0} Honda state: {thread2Thread1of1ForFork1_#t~post6=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:45:06,264 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2022-07-22 12:45:06,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:06,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:06,266 INFO L229 MonitoredProcess]: Starting monitored process 139 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) [2022-07-22 12:45:06,266 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2022-07-22 12:45:06,267 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:06,267 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:06,281 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:45:06,281 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_27=-1} Honda state: {v_rep#funAddr~thread1.base_27=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:45:06,303 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:06,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:06,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:06,305 INFO L229 MonitoredProcess]: Starting monitored process 140 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) [2022-07-22 12:45:06,305 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2022-07-22 12:45:06,306 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:06,306 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:06,336 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2022-07-22 12:45:06,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:06,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:06,337 INFO L229 MonitoredProcess]: Starting monitored process 141 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) [2022-07-22 12:45:06,338 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2022-07-22 12:45:06,339 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:45:06,339 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:06,474 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:45:06,477 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:06,477 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:45:06,477 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:45:06,477 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:45:06,477 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:45:06,477 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:45:06,477 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:06,477 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:45:06,477 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:45:06,478 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration14_Loop [2022-07-22 12:45:06,478 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:45:06,478 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:45:06,479 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,483 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,551 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:45:06,551 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:45:06,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:06,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:06,553 INFO L229 MonitoredProcess]: Starting monitored process 142 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) [2022-07-22 12:45:06,561 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 [2022-07-22 12:45:06,569 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2022-07-22 12:45:06,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:06,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:45:06,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:06,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:06,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:06,570 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:45:06,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:45:06,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:45:06,592 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Ended with exit code 0 [2022-07-22 12:45:06,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:06,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:06,593 INFO L229 MonitoredProcess]: Starting monitored process 143 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) [2022-07-22 12:45:06,594 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2022-07-22 12:45:06,594 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 [2022-07-22 12:45:06,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:06,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:45:06,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:06,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:06,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:06,603 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:45:06,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:45:06,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:45:06,626 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Ended with exit code 0 [2022-07-22 12:45:06,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:06,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:06,627 INFO L229 MonitoredProcess]: Starting monitored process 144 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) [2022-07-22 12:45:06,628 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 [2022-07-22 12:45:06,630 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2022-07-22 12:45:06,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:06,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:06,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:06,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:06,637 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:45:06,637 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:45:06,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:45:06,662 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2022-07-22 12:45:06,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:06,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:06,664 INFO L229 MonitoredProcess]: Starting monitored process 145 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) [2022-07-22 12:45:06,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2022-07-22 12:45:06,665 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 [2022-07-22 12:45:06,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:06,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:06,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:06,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:06,673 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:45:06,673 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:45:06,676 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:45:06,699 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:06,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:06,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:06,700 INFO L229 MonitoredProcess]: Starting monitored process 146 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) [2022-07-22 12:45:06,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2022-07-22 12:45:06,701 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 [2022-07-22 12:45:06,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:06,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:45:06,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:06,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:06,709 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:06,709 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:45:06,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:45:06,711 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:45:06,713 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:45:06,713 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:45:06,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:06,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:06,714 INFO L229 MonitoredProcess]: Starting monitored process 147 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) [2022-07-22 12:45:06,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2022-07-22 12:45:06,715 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:45:06,715 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:45:06,716 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:45:06,716 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, ~i2~0) = 2*~N~0 - 1*~i2~0 Supporting invariants [] [2022-07-22 12:45:06,738 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:06,739 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:45:06,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:06,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:06,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:45:06,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:06,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:06,788 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:45:06,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:06,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:45:06,789 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:45:06,789 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 71 states and 201 transitions. cyclomatic complexity: 149 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) [2022-07-22 12:45:06,812 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 71 states and 201 transitions. cyclomatic complexity: 149. 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 73 states and 204 transitions. Complement of second has 3 states. [2022-07-22 12:45:06,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:45:06,812 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) [2022-07-22 12:45:06,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 10 transitions. [2022-07-22 12:45:06,813 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 8 letters. Loop has 1 letters. [2022-07-22 12:45:06,813 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:06,813 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 9 letters. Loop has 1 letters. [2022-07-22 12:45:06,813 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:06,813 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 8 letters. Loop has 2 letters. [2022-07-22 12:45:06,813 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:06,813 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 73 states and 204 transitions. [2022-07-22 12:45:06,815 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-07-22 12:45:06,816 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 73 states to 73 states and 204 transitions. [2022-07-22 12:45:06,816 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2022-07-22 12:45:06,816 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2022-07-22 12:45:06,816 INFO L73 IsDeterministic]: Start isDeterministic. Operand 73 states and 204 transitions. [2022-07-22 12:45:06,817 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:45:06,817 INFO L220 hiAutomatonCegarLoop]: Abstraction has 73 states and 204 transitions. [2022-07-22 12:45:06,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states and 204 transitions. [2022-07-22 12:45:06,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 72. [2022-07-22 12:45:06,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 72 states have (on average 2.8194444444444446) internal successors, (203), 71 states have internal predecessors, (203), 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) [2022-07-22 12:45:06,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 203 transitions. [2022-07-22 12:45:06,820 INFO L242 hiAutomatonCegarLoop]: Abstraction has 72 states and 203 transitions. [2022-07-22 12:45:06,821 INFO L425 stractBuchiCegarLoop]: Abstraction has 72 states and 203 transitions. [2022-07-22 12:45:06,821 INFO L332 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-07-22 12:45:06,821 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 72 states and 203 transitions. [2022-07-22 12:45:06,822 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-07-22 12:45:06,822 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:45:06,822 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:45:06,822 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:45:06,822 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:45:06,823 INFO L748 eck$LassoCheckResult]: Stem: 3372#[ULTIMATE.startENTRY]don't care [356] ULTIMATE.startENTRY-->L78-3: Formula: (let ((.cse0 (select |v_#memory_int_60| 1)) (.cse1 (store |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (and (= 48 (select .cse0 0)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_45| 0) (= |v_ULTIMATE.start_main_#t~pre11#1_39| |v_#pthreadsForks_46|) (= (select |v_#valid_111| 2) 1) (= |v_#pthreadsForks_45| (+ |v_#pthreadsForks_46| 1)) (= (select .cse0 1) 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (= (select |v_#length_74| 1) 2) (= (select |v_#valid_111| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= (store (store |v_#length_74| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4) |v_#length_73|) (= (select |v_#valid_111| 1) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_#memory_int_59| (store |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_60| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre11#1_39|))) (= (select |v_#length_74| 2) 38) (= |v_#valid_110| (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1)) (= (ite (and (<= 0 v_~N~0_58) (<= v_~N~0_58 1073741823)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|) (< 0 |v_#StackHeapBarrier_24|) (= |v_#NULL.offset_8| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_37| 0) (= |v_#NULL.base_8| 0) (not (= (ite (and (= v_~pos~0_113 0) (= v_~pos~0_113 v_~i1~0_84) (= v_~pos~0_113 v_~i2~0_84)) 1 0) 0)) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_87| 0)) (= (select |v_#valid_111| 0) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_46|, #valid=|v_#valid_111|, #memory_int=|v_#memory_int_60|, #length=|v_#length_74|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_29|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_40|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_37|, #NULL.offset=|v_#NULL.offset_8|, ~i1~0=v_~i1~0_84, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_21|, #pthreadsForks=|v_#pthreadsForks_45|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_87|, #length=|v_#length_73|, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_50|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_39|, ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_22|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_36|, ULTIMATE.start_main_#t~mem16#1=|v_ULTIMATE.start_main_#t~mem16#1_34|, ~i2~0=v_~i2~0_84, ~N~0=v_~N~0_58, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_32|, #valid=|v_#valid_110|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_30|, #memory_int=|v_#memory_int_59|, ~pos~0=v_~pos~0_113, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_69|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, #NULL.offset, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre11#1, ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem16#1, ~i2~0, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet8#1, #valid, ULTIMATE.start_main_#t~nondet7#1, #memory_int, ~pos~0, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 3374#[L78-3]don't care [258] L78-3-->L46: Formula: (and (= v_thread1Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre11#1_6|) (= v_thread1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_4|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_6|, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_4|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_4|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_4|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_4|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_4|, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_#res.offset, thread1Thread1of1ForFork0_thidvar1] 3394#[L78-4, L46]don't care [300] L46-->L46: Formula: (and (= v_~pos~0_67 v_~pos~0_68) (< v_~i1~0_47 (* 2 v_~N~0_20)) (= v_~i1~0_46 (+ v_~i1~0_47 2))) InVars {~i1~0=v_~i1~0_47, ~pos~0=v_~pos~0_68, ~N~0=v_~N~0_20} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_5|, thread1Thread1of1ForFork0_#t~post3=|v_thread1Thread1of1ForFork0_#t~post3_5|, thread1Thread1of1ForFork0_#t~post4=|v_thread1Thread1of1ForFork0_#t~post4_5|, ~i1~0=v_~i1~0_46, ~pos~0=v_~pos~0_67, ~N~0=v_~N~0_20} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_#t~post3, thread1Thread1of1ForFork0_#t~post4, ~i1~0, ~pos~0] 3414#[L78-4, L46]don't care [311] L46-->thread1EXIT: Formula: (and (= |v_thread1Thread1of1ForFork0_#res.base_9| 0) (not (< v_~i1~0_56 (* 2 v_~N~0_24))) (= |v_thread1Thread1of1ForFork0_#res.offset_9| 0)) InVars {~i1~0=v_~i1~0_56, ~N~0=v_~N~0_24} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_9|, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_9|, ~i1~0=v_~i1~0_56, ~N~0=v_~N~0_24} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#res.offset] 3438#[L78-4, thread1EXIT]don't care [334] L78-4-->L79-3: Formula: (and (= (select |v_#valid_66| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) 1) (= |v_#memory_int_27| (store |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27| (store (select |v_#memory_int_28| |v_ULTIMATE.start_main_~#t2~0#1.base_27|) |v_ULTIMATE.start_main_~#t2~0#1.offset_23| |v_ULTIMATE.start_main_#t~pre13#1_19|))) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_23| 4) (select |v_#length_43| |v_ULTIMATE.start_main_~#t2~0#1.base_27|)) (= |v_ULTIMATE.start_main_#t~pre13#1_19| |v_#pthreadsForks_22|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_23|) (= |v_#pthreadsForks_21| (+ |v_#pthreadsForks_22| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_22|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_28|, #length=|v_#length_43|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_19|, #pthreadsForks=|v_#pthreadsForks_21|, ULTIMATE.start_main_#t~pre11#1=|v_ULTIMATE.start_main_#t~pre11#1_19|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_23|, #valid=|v_#valid_66|, #memory_int=|v_#memory_int_27|, #length=|v_#length_43|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_11|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_27|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, ULTIMATE.start_main_#t~pre11#1, #memory_int, ULTIMATE.start_main_#t~nondet12#1] 3432#[thread1EXIT, L79-3]don't care [261] L79-3-->L59: Formula: (and (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= v_thread2Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_4|, thread2Thread1of1ForFork1_#res.offset=|v_thread2Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread2Thread1of1ForFork1_#res.base=|v_thread2Thread1of1ForFork1_#res.base_4|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_4|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#res.offset, thread2Thread1of1ForFork1_#res.base, thread2Thread1of1ForFork1_#t~post6, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 3426#[thread1EXIT, L79-4, L59]don't care [318] L79-4-->L80-1: Formula: (and (= (select (select |v_#memory_int_21| |v_ULTIMATE.start_main_~#t1~0#1.base_19|) |v_ULTIMATE.start_main_~#t1~0#1.offset_15|) |v_ULTIMATE.start_main_#t~mem15#1_10|) (= (select |v_#valid_50| |v_ULTIMATE.start_main_~#t1~0#1.base_19|) 1) (<= (+ 4 |v_ULTIMATE.start_main_~#t1~0#1.offset_15|) (select |v_#length_29| |v_ULTIMATE.start_main_~#t1~0#1.base_19|)) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_15|)) InVars {#valid=|v_#valid_50|, #memory_int=|v_#memory_int_21|, #length=|v_#length_29|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_19|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_15|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_13|, ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_10|, #valid=|v_#valid_50|, #memory_int=|v_#memory_int_21|, #length=|v_#length_29|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_19|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_15|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_7|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#t~nondet14#1] 3410#[thread1EXIT, L80-1, L59]don't care [262] thread1EXIT-->L80-2: Formula: (and (= v_thread1Thread1of1ForFork0_thidvar1_4 0) (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem15#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork0_thidvar0_4)) InVars {ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_4} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_4} AuxVars[] AssignedVars[] 3404#[L59, L80-2]don't care [276] L80-2-->L81-1: Formula: (and (= (select (select |v_#memory_int_11| |v_ULTIMATE.start_main_~#t2~0#1.base_9|) |v_ULTIMATE.start_main_~#t2~0#1.offset_7|) |v_ULTIMATE.start_main_#t~mem16#1_8|) (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_7|) (select |v_#length_13| |v_ULTIMATE.start_main_~#t2~0#1.base_9|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_7|) (= (select |v_#valid_22| |v_ULTIMATE.start_main_~#t2~0#1.base_9|) 1)) InVars {ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_7|, #valid=|v_#valid_22|, #memory_int=|v_#memory_int_11|, #length=|v_#length_13|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_9|} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_6|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_7|, #valid=|v_#valid_22|, #memory_int=|v_#memory_int_11|, ULTIMATE.start_main_#t~mem16#1=|v_ULTIMATE.start_main_#t~mem16#1_8|, #length=|v_#length_13|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_9|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem15#1, ULTIMATE.start_main_#t~mem16#1] 3406#[L59, L81-1]don't care [2022-07-22 12:45:06,823 INFO L750 eck$LassoCheckResult]: Loop: 3406#[L59, L81-1]don't care [265] L59-->L59: Formula: (and (= v_~pos~0_58 v_~pos~0_57) (< v_~i2~0_41 (* 2 v_~N~0_8)) (= v_~i2~0_40 (+ v_~i2~0_41 2))) InVars {~i2~0=v_~i2~0_41, ~pos~0=v_~pos~0_58, ~N~0=v_~N~0_8} OutVars{thread2Thread1of1ForFork1_#t~post5=|v_thread2Thread1of1ForFork1_#t~post5_5|, thread2Thread1of1ForFork1_#t~post6=|v_thread2Thread1of1ForFork1_#t~post6_5|, ~i2~0=v_~i2~0_40, ~pos~0=v_~pos~0_57, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post5, thread2Thread1of1ForFork1_#t~post6, ~i2~0, ~pos~0] 3406#[L59, L81-1]don't care [2022-07-22 12:45:06,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:06,824 INFO L85 PathProgramCache]: Analyzing trace with hash -138298805, now seen corresponding path program 1 times [2022-07-22 12:45:06,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:06,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101332967] [2022-07-22 12:45:06,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:06,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:06,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:06,838 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:06,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:06,852 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:06,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:06,853 INFO L85 PathProgramCache]: Analyzing trace with hash 296, now seen corresponding path program 7 times [2022-07-22 12:45:06,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:06,853 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031756716] [2022-07-22 12:45:06,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:06,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:06,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:06,856 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:06,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:06,859 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:06,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:06,860 INFO L85 PathProgramCache]: Analyzing trace with hash 7704606, now seen corresponding path program 1 times [2022-07-22 12:45:06,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:45:06,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62912824] [2022-07-22 12:45:06,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:45:06,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:45:06,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:06,874 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:45:06,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:45:06,888 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:45:06,902 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:45:06,902 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:45:06,902 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:45:06,902 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:45:06,902 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:45:06,902 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:06,902 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:45:06,902 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:45:06,903 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration15_Loop [2022-07-22 12:45:06,903 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:45:06,903 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:45:06,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,905 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,909 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,913 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,915 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,917 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:06,959 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:45:06,959 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:45:06,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:06,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:06,961 INFO L229 MonitoredProcess]: Starting monitored process 148 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) [2022-07-22 12:45:06,969 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:06,970 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:06,983 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2022-07-22 12:45:06,989 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:45:06,989 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_29=0} Honda state: {v_rep#funAddr~thread1.offset_29=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:45:07,023 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:07,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:07,024 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:07,025 INFO L229 MonitoredProcess]: Starting monitored process 149 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) [2022-07-22 12:45:07,027 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:07,027 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:07,041 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2022-07-22 12:45:07,047 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:45:07,047 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_29=-1} Honda state: {v_rep#funAddr~thread2.base_29=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:45:07,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:07,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:07,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:07,084 INFO L229 MonitoredProcess]: Starting monitored process 150 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) [2022-07-22 12:45:07,086 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:07,086 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:07,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2022-07-22 12:45:07,104 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:45:07,104 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_29=-1} Honda state: {v_rep#funAddr~thread1.base_29=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:45:07,126 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:07,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:07,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:07,128 INFO L229 MonitoredProcess]: Starting monitored process 151 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) [2022-07-22 12:45:07,128 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2022-07-22 12:45:07,128 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:45:07,129 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:07,158 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Ended with exit code 0 [2022-07-22 12:45:07,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:07,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:07,159 INFO L229 MonitoredProcess]: Starting monitored process 152 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) [2022-07-22 12:45:07,160 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2022-07-22 12:45:07,160 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:45:07,160 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:45:07,293 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:45:07,295 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Ended with exit code 0 [2022-07-22 12:45:07,296 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:45:07,296 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:45:07,296 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:45:07,296 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:45:07,296 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:45:07,296 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:07,296 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:45:07,296 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:45:07,296 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-misc-2-unrolled-atomic.wvr.c_BEv2_Iteration15_Loop [2022-07-22 12:45:07,296 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:45:07,296 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:45:07,297 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:07,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:07,331 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:07,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:07,335 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:07,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:07,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:07,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:45:07,361 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:07,389 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:07,389 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:45:07,389 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:45:07,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:07,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:07,390 INFO L229 MonitoredProcess]: Starting monitored process 153 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) [2022-07-22 12:45:07,391 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2022-07-22 12:45:07,391 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 [2022-07-22 12:45:07,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:07,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:07,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:07,398 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:07,399 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:45:07,400 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:45:07,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:45:07,424 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:07,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:07,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:07,425 INFO L229 MonitoredProcess]: Starting monitored process 154 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) [2022-07-22 12:45:07,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2022-07-22 12:45:07,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 12:45:07,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:45:07,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:45:07,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:45:07,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:45:07,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:45:07,434 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:45:07,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:45:07,458 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:45:07,461 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:45:07,461 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:45:07,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:45:07,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:45:07,462 INFO L229 MonitoredProcess]: Starting monitored process 155 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) [2022-07-22 12:45:07,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2022-07-22 12:45:07,464 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:45:07,464 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:45:07,464 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:45:07,464 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, ~i2~0) = 2*~N~0 - 1*~i2~0 Supporting invariants [] [2022-07-22 12:45:07,488 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Forceful destruction successful, exit code 0 [2022-07-22 12:45:07,489 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:45:07,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:45:07,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:07,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:45:07,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:07,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:45:07,539 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:45:07,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:45:07,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:45:07,540 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:45:07,540 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 72 states and 203 transitions. cyclomatic complexity: 150 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) [2022-07-22 12:45:07,563 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 72 states and 203 transitions. cyclomatic complexity: 150. 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 73 states and 204 transitions. Complement of second has 2 states. [2022-07-22 12:45:07,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:45:07,564 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) [2022-07-22 12:45:07,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 11 transitions. [2022-07-22 12:45:07,564 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 11 transitions. Stem has 9 letters. Loop has 1 letters. [2022-07-22 12:45:07,565 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:07,565 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 11 transitions. Stem has 10 letters. Loop has 1 letters. [2022-07-22 12:45:07,565 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:07,565 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 11 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-22 12:45:07,565 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:45:07,566 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 73 states and 204 transitions. [2022-07-22 12:45:07,567 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-22 12:45:07,567 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 73 states to 0 states and 0 transitions. [2022-07-22 12:45:07,567 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-22 12:45:07,567 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-22 12:45:07,567 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-22 12:45:07,567 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:45:07,567 INFO L220 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 12:45:07,568 INFO L242 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 12:45:07,568 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 12:45:07,568 INFO L332 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2022-07-22 12:45:07,568 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-22 12:45:07,568 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-22 12:45:07,568 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-22 12:45:07,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.07 12:45:07 BoogieIcfgContainer [2022-07-22 12:45:07,576 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-22 12:45:07,577 INFO L158 Benchmark]: Toolchain (without parser) took 20695.53ms. Allocated memory was 151.0MB in the beginning and 230.7MB in the end (delta: 79.7MB). Free memory was 125.4MB in the beginning and 181.1MB in the end (delta: -55.7MB). Peak memory consumption was 24.7MB. Max. memory is 8.0GB. [2022-07-22 12:45:07,577 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 151.0MB. Free memory is still 119.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-07-22 12:45:07,577 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.17ms. Allocated memory is still 151.0MB. Free memory was 125.2MB in the beginning and 114.9MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-07-22 12:45:07,578 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.01ms. Allocated memory is still 151.0MB. Free memory was 114.9MB in the beginning and 113.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-07-22 12:45:07,578 INFO L158 Benchmark]: Boogie Preprocessor took 54.55ms. Allocated memory is still 151.0MB. Free memory was 113.2MB in the beginning and 111.9MB in the end (delta: 1.2MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-07-22 12:45:07,578 INFO L158 Benchmark]: RCFGBuilder took 530.70ms. Allocated memory is still 151.0MB. Free memory was 111.9MB in the beginning and 97.9MB in the end (delta: 14.0MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-07-22 12:45:07,579 INFO L158 Benchmark]: BuchiAutomizer took 19778.77ms. Allocated memory was 151.0MB in the beginning and 230.7MB in the end (delta: 79.7MB). Free memory was 97.7MB in the beginning and 181.1MB in the end (delta: -83.5MB). There was no memory consumed. Max. memory is 8.0GB. [2022-07-22 12:45:07,581 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 151.0MB. Free memory is still 119.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 273.17ms. Allocated memory is still 151.0MB. Free memory was 125.2MB in the beginning and 114.9MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 48.01ms. Allocated memory is still 151.0MB. Free memory was 114.9MB in the beginning and 113.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 54.55ms. Allocated memory is still 151.0MB. Free memory was 113.2MB in the beginning and 111.9MB in the end (delta: 1.2MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 530.70ms. Allocated memory is still 151.0MB. Free memory was 111.9MB in the beginning and 97.9MB in the end (delta: 14.0MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * BuchiAutomizer took 19778.77ms. Allocated memory was 151.0MB in the beginning and 230.7MB in the end (delta: 79.7MB). Free memory was 97.7MB in the beginning and 181.1MB in the end (delta: -83.5MB). There was no memory consumed. 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 16 terminating modules (1 trivial, 13 deterministic, 2 nondeterministic). One deterministic module has affine ranking function 2 * N + -1 * i1 and consists of 2 locations. One deterministic module has affine ranking function 2 * N + -1 * i1 and consists of 2 locations. One deterministic module has affine ranking function 2 * N + -1 * i2 and consists of 2 locations. One deterministic module has affine ranking function 2 * N + -1 * i1 and consists of 2 locations. One deterministic module has affine ranking function 2 * N + -1 * i2 and consists of 2 locations. One deterministic module has affine ranking function 2 * N + -1 * i2 and consists of 2 locations. One deterministic module has affine ranking function 2 * N + -1 * i1 and consists of 3 locations. One deterministic module has affine ranking function 2 * N + -1 * i1 and consists of 2 locations. One deterministic module has affine ranking function 2 * N + -1 * i2 and consists of 2 locations. One deterministic module has affine ranking function 2 * N + -1 * i1 and consists of 2 locations. One deterministic module has affine ranking function 2 * N + -1 * i1 and consists of 3 locations. One deterministic module has affine ranking function 2 * N + -1 * i2 and consists of 2 locations. One deterministic module has affine ranking function 2 * N + -1 * i2 and consists of 2 locations. One nondeterministic module has affine ranking function 2 * N + -1 * i2 and consists of 2 locations. One nondeterministic module has affine ranking function 2 * N + -1 * i1 and consists of 3 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 19.5s and 16 iterations. TraceHistogramMax:2. Analysis of lassos took 13.7s. Construction of modules took 0.5s. Büchi inclusion checks took 1.6s. Highest rank in rank-based complementation 3. Minimization of det autom 9. Minimization of nondet autom 7. Automata minimization 0.1s AutomataMinimizationTime, 15 MinimizatonAttempts, 258 StatesRemovedByMinimization, 14 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [12, 1, 1, 1, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 1/1 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 252 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 231 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 106 mSDsCounter, 26 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 533 IncrementalHoareTripleChecker+Invalid, 559 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 26 mSolverCounterUnsat, 0 mSDtfsCounter, 533 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT14 conc0 concLT1 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital17 mio100 ax245 hnf100 lsp33 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq150 hnf94 smp100 dnf100 smp100 tf110 neg100 sie110 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 47ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 49 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 15 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 4.0s InitialAbstractionConstructionTime: 3.2s - 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: 3.1s, 89 PlacesBefore, 18 PlacesAfterwards, 89 TransitionsBefore, 13 TransitionsAfterwards, 252 CoEnabledTransitionPairs, 8 FixpointIterations, 61 TrivialSequentialCompositions, 11 ConcurrentSequentialCompositions, 12 TrivialYvCompositions, 4 ConcurrentYvCompositions, 5 ChoiceCompositions, 93 TotalNumberOfCompositions, 321 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 321, positive: 321, positive conditional: 0, positive unconditional: 321, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 137, positive: 137, positive conditional: 0, positive unconditional: 137, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 321, positive: 184, positive conditional: 0, positive unconditional: 184, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 137, unknown conditional: 0, unknown unconditional: 137] , Statistics on independence cache: Total cache size (in pairs): 13, Positive cache size: 13, Positive conditional cache size: 0, Positive unconditional cache size: 13, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 RESULT: Ultimate proved your program to be correct! [2022-07-22 12:45:07,615 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Ended with exit code 0 [2022-07-22 12:45:07,826 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...