./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/McCarthy91_Iteration.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/McCarthy91_Iteration.c -s /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f36e762e796a59800b85d8514c20c7f73c19b5c1 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Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:49:55,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:49:55,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:49:55,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:49:55,803 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:49:55,804 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:49:55,806 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:49:55,808 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:49:55,810 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:49:55,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:49:55,812 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:49:55,814 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:49:55,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:49:55,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:49:55,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:49:55,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:49:55,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:49:55,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:49:55,822 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:49:55,824 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:49:55,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:49:55,827 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:49:55,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:49:55,829 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:49:55,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:49:55,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:49:55,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:49:55,833 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:49:55,837 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:49:55,838 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:49:55,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:49:55,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:49:55,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:49:55,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:49:55,842 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:49:55,844 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:49:55,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:49:55,845 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:49:55,846 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:49:55,847 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:49:55,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:49:55,851 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-25 08:49:55,865 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:49:55,866 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:49:55,867 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:49:55,867 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:49:55,867 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:49:55,867 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-25 08:49:55,867 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-25 08:49:55,867 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-25 08:49:55,868 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-25 08:49:55,868 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-25 08:49:55,868 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-25 08:49:55,868 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:49:55,868 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-25 08:49:55,869 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:49:55,869 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:49:55,869 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-25 08:49:55,869 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-25 08:49:55,869 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-25 08:49:55,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:49:55,870 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-25 08:49:55,870 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:49:55,870 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-25 08:49:55,870 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:49:55,870 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:49:55,871 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-25 08:49:55,871 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:49:55,871 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:49:55,871 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-25 08:49:55,872 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-25 08:49:55,872 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f36e762e796a59800b85d8514c20c7f73c19b5c1 [2019-11-25 08:49:56,009 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:49:56,020 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:49:56,023 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:49:56,024 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:49:56,024 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:49:56,025 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/../../sv-benchmarks/c/termination-crafted/McCarthy91_Iteration.c [2019-11-25 08:49:56,073 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/data/d6dd04d88/0fa7e99269584dbfa68072d567541554/FLAGd72eeefda [2019-11-25 08:49:56,432 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:49:56,433 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/sv-benchmarks/c/termination-crafted/McCarthy91_Iteration.c [2019-11-25 08:49:56,438 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/data/d6dd04d88/0fa7e99269584dbfa68072d567541554/FLAGd72eeefda [2019-11-25 08:49:56,799 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/data/d6dd04d88/0fa7e99269584dbfa68072d567541554 [2019-11-25 08:49:56,802 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:49:56,804 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:49:56,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:49:56,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:49:56,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:49:56,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:49:56" (1/1) ... [2019-11-25 08:49:56,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76eb531a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:56, skipping insertion in model container [2019-11-25 08:49:56,815 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:49:56" (1/1) ... [2019-11-25 08:49:56,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:49:56,834 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:49:57,024 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:49:57,031 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:49:57,050 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:49:57,137 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:49:57,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:57 WrapperNode [2019-11-25 08:49:57,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:49:57,138 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:49:57,138 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:49:57,139 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:49:57,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:57" (1/1) ... [2019-11-25 08:49:57,161 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:57" (1/1) ... [2019-11-25 08:49:57,181 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:49:57,182 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:49:57,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:49:57,182 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:49:57,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:57" (1/1) ... [2019-11-25 08:49:57,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:57" (1/1) ... [2019-11-25 08:49:57,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:57" (1/1) ... [2019-11-25 08:49:57,200 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:57" (1/1) ... [2019-11-25 08:49:57,202 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:57" (1/1) ... [2019-11-25 08:49:57,207 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:57" (1/1) ... [2019-11-25 08:49:57,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:57" (1/1) ... [2019-11-25 08:49:57,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:49:57,210 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:49:57,210 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:49:57,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:49:57,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:57,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:49:57,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:49:57,438 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:49:57,438 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-25 08:49:57,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:49:57 BoogieIcfgContainer [2019-11-25 08:49:57,439 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:49:57,440 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-25 08:49:57,440 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-25 08:49:57,443 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-25 08:49:57,444 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:49:57,444 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 08:49:56" (1/3) ... [2019-11-25 08:49:57,445 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@178ad6fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:49:57, skipping insertion in model container [2019-11-25 08:49:57,446 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:49:57,446 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:57" (2/3) ... [2019-11-25 08:49:57,446 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@178ad6fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:49:57, skipping insertion in model container [2019-11-25 08:49:57,446 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:49:57,448 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:49:57" (3/3) ... [2019-11-25 08:49:57,449 INFO L371 chiAutomizerObserver]: Analyzing ICFG McCarthy91_Iteration.c [2019-11-25 08:49:57,495 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-25 08:49:57,496 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-25 08:49:57,496 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-25 08:49:57,496 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:49:57,496 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:49:57,496 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-25 08:49:57,497 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:49:57,497 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-25 08:49:57,510 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2019-11-25 08:49:57,528 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-11-25 08:49:57,529 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:49:57,529 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:49:57,535 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-25 08:49:57,535 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-25 08:49:57,535 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-25 08:49:57,535 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2019-11-25 08:49:57,536 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-11-25 08:49:57,536 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:49:57,536 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:49:57,536 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-25 08:49:57,537 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-25 08:49:57,542 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~c~0, main_~n~0;havoc main_~c~0;havoc main_~n~0;main_~c~0 := 1;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0; 8#L15-2true [2019-11-25 08:49:57,543 INFO L796 eck$LassoCheckResult]: Loop: 8#L15-2true assume !!(main_~c~0 > 0); 3#L15true assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 8#L15-2true [2019-11-25 08:49:57,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:57,549 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-25 08:49:57,564 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:57,564 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151310558] [2019-11-25 08:49:57,565 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:57,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:57,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:57,651 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:57,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:57,652 INFO L82 PathProgramCache]: Analyzing trace with hash 1284, now seen corresponding path program 1 times [2019-11-25 08:49:57,652 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:57,652 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204507945] [2019-11-25 08:49:57,652 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:57,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:57,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:57,665 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:57,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:57,667 INFO L82 PathProgramCache]: Analyzing trace with hash 31075, now seen corresponding path program 1 times [2019-11-25 08:49:57,667 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:57,667 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121939647] [2019-11-25 08:49:57,667 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:57,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:57,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:57,680 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:57,742 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:49:57,743 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:49:57,743 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:49:57,743 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:49:57,743 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:49:57,744 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:57,744 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:49:57,744 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:49:57,744 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration1_Loop [2019-11-25 08:49:57,744 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:49:57,745 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:49:57,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:57,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:57,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:57,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:57,932 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:49:57,932 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:57,938 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:57,938 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:49:57,946 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:49:57,946 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:57,952 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:57,952 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:49:57,957 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:49:57,957 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Exception during sending of exit command (exit): Broken pipe No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:57,971 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:57,971 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:57,982 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:49:57,982 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:49:57,992 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:49:57,994 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:49:57,994 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:49:57,995 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:49:57,995 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:49:57,995 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:49:57,995 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:57,995 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:49:57,995 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:49:57,995 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration1_Loop [2019-11-25 08:49:57,995 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:49:57,995 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:49:57,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:58,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:58,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:58,024 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:58,121 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:49:58,124 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:58,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:58,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:58,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:58,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:58,146 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:58,154 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:58,154 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:49:58,162 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:58,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:58,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:58,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:58,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:58,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:58,186 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:58,187 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:49:58,193 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:58,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:58,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:58,213 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:58,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:58,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:58,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:58,217 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:49:58,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:58,224 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-25 08:49:58,231 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-25 08:49:58,231 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:58,254 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-25 08:49:58,255 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-25 08:49:58,255 INFO L510 LassoAnalysis]: Proved termination. [2019-11-25 08:49:58,255 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~n~0) = 1*ULTIMATE.start_main_~n~0 Supporting invariants [] [2019-11-25 08:49:58,261 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-25 08:49:58,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:58,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:58,305 INFO L255 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:49:58,306 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:49:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:58,316 WARN L253 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-25 08:49:58,317 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:49:58,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:49:58,336 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2019-11-25 08:49:58,337 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states. Second operand 3 states. [2019-11-25 08:49:58,378 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7 states.. Second operand 3 states. Result 23 states and 30 transitions. Complement of second has 6 states. [2019-11-25 08:49:58,380 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:49:58,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-25 08:49:58,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2019-11-25 08:49:58,383 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 1 letters. Loop has 2 letters. [2019-11-25 08:49:58,384 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:49:58,385 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 3 letters. Loop has 2 letters. [2019-11-25 08:49:58,385 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:49:58,385 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 1 letters. Loop has 4 letters. [2019-11-25 08:49:58,385 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:49:58,386 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23 states and 30 transitions. [2019-11-25 08:49:58,389 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-11-25 08:49:58,396 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23 states to 7 states and 10 transitions. [2019-11-25 08:49:58,397 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4 [2019-11-25 08:49:58,398 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 [2019-11-25 08:49:58,398 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 10 transitions. [2019-11-25 08:49:58,398 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-25 08:49:58,399 INFO L688 BuchiCegarLoop]: Abstraction has 7 states and 10 transitions. [2019-11-25 08:49:58,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 10 transitions. [2019-11-25 08:49:58,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2019-11-25 08:49:58,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-11-25 08:49:58,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 10 transitions. [2019-11-25 08:49:58,423 INFO L711 BuchiCegarLoop]: Abstraction has 7 states and 10 transitions. [2019-11-25 08:49:58,423 INFO L591 BuchiCegarLoop]: Abstraction has 7 states and 10 transitions. [2019-11-25 08:49:58,423 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-25 08:49:58,424 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 10 transitions. [2019-11-25 08:49:58,424 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-11-25 08:49:58,424 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:49:58,424 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:49:58,425 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-25 08:49:58,425 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-25 08:49:58,425 INFO L794 eck$LassoCheckResult]: Stem: 67#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~c~0, main_~n~0;havoc main_~c~0;havoc main_~n~0;main_~c~0 := 1;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0; 68#L15-2 assume !!(main_~c~0 > 0); 63#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 64#L15-2 [2019-11-25 08:49:58,425 INFO L796 eck$LassoCheckResult]: Loop: 64#L15-2 assume !!(main_~c~0 > 0); 69#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 64#L15-2 [2019-11-25 08:49:58,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:58,426 INFO L82 PathProgramCache]: Analyzing trace with hash 31077, now seen corresponding path program 1 times [2019-11-25 08:49:58,426 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:58,426 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235118896] [2019-11-25 08:49:58,426 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:58,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:58,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:58,436 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:58,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:58,436 INFO L82 PathProgramCache]: Analyzing trace with hash 1284, now seen corresponding path program 2 times [2019-11-25 08:49:58,437 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:58,437 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038989795] [2019-11-25 08:49:58,437 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:58,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:58,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:58,444 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:58,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:58,445 INFO L82 PathProgramCache]: Analyzing trace with hash 29865320, now seen corresponding path program 1 times [2019-11-25 08:49:58,445 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:58,445 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682034430] [2019-11-25 08:49:58,445 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:58,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:58,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:58,457 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:58,485 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:49:58,485 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:49:58,485 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:49:58,485 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:49:58,486 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:49:58,486 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:58,486 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:49:58,486 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:49:58,486 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration2_Loop [2019-11-25 08:49:58,486 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:49:58,486 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:49:58,488 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:58,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:58,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:58,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:58,580 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:49:58,580 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:58,585 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:58,585 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:49:58,591 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:49:58,592 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:58,600 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:58,601 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:58,626 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:49:58,626 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:49:58,636 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:49:58,639 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:49:58,639 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:49:58,639 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:49:58,639 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:49:58,639 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:49:58,640 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:58,640 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:49:58,640 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:49:58,640 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration2_Loop [2019-11-25 08:49:58,640 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:49:58,640 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:49:58,641 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:58,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:58,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:58,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:58,749 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:49:58,749 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:58,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:58,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:58,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:58,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:58,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:58,766 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:58,766 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:49:58,770 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:58,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:58,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:58,792 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:58,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:58,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:58,793 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:58,803 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:49:58,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:49:58,807 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-25 08:49:58,827 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-25 08:49:58,827 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:58,839 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-25 08:49:58,840 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-25 08:49:58,840 INFO L510 LassoAnalysis]: Proved termination. [2019-11-25 08:49:58,840 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~c~0) = 1*ULTIMATE.start_main_~c~0 Supporting invariants [] [2019-11-25 08:49:58,842 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:58,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:58,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:58,869 INFO L255 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:49:58,870 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:49:58,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:58,877 WARN L253 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-25 08:49:58,877 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:49:58,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:49:58,895 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-25 08:49:58,895 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states and 10 transitions. cyclomatic complexity: 5 Second operand 3 states. [2019-11-25 08:49:58,910 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7 states and 10 transitions. cyclomatic complexity: 5. Second operand 3 states. Result 11 states and 16 transitions. Complement of second has 5 states. [2019-11-25 08:49:58,911 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:49:58,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-25 08:49:58,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 6 transitions. [2019-11-25 08:49:58,912 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 6 transitions. Stem has 3 letters. Loop has 2 letters. [2019-11-25 08:49:58,912 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:49:58,912 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 6 transitions. Stem has 5 letters. Loop has 2 letters. [2019-11-25 08:49:58,913 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:49:58,913 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 6 transitions. Stem has 3 letters. Loop has 4 letters. [2019-11-25 08:49:58,913 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:49:58,913 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11 states and 16 transitions. [2019-11-25 08:49:58,914 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-11-25 08:49:58,915 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11 states to 11 states and 16 transitions. [2019-11-25 08:49:58,915 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2019-11-25 08:49:58,915 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2019-11-25 08:49:58,915 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 16 transitions. [2019-11-25 08:49:58,916 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-25 08:49:58,916 INFO L688 BuchiCegarLoop]: Abstraction has 11 states and 16 transitions. [2019-11-25 08:49:58,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 16 transitions. [2019-11-25 08:49:58,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2019-11-25 08:49:58,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2019-11-25 08:49:58,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 16 transitions. [2019-11-25 08:49:58,918 INFO L711 BuchiCegarLoop]: Abstraction has 11 states and 16 transitions. [2019-11-25 08:49:58,918 INFO L591 BuchiCegarLoop]: Abstraction has 11 states and 16 transitions. [2019-11-25 08:49:58,918 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-25 08:49:58,918 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 16 transitions. [2019-11-25 08:49:58,919 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-11-25 08:49:58,919 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:49:58,919 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:49:58,919 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1] [2019-11-25 08:49:58,920 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-25 08:49:58,920 INFO L794 eck$LassoCheckResult]: Stem: 121#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~c~0, main_~n~0;havoc main_~c~0;havoc main_~n~0;main_~c~0 := 1;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0; 122#L15-2 assume !!(main_~c~0 > 0); 117#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 118#L15-2 assume !!(main_~c~0 > 0); 125#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 123#L15-2 [2019-11-25 08:49:58,920 INFO L796 eck$LassoCheckResult]: Loop: 123#L15-2 assume !!(main_~c~0 > 0); 124#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 123#L15-2 [2019-11-25 08:49:58,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:58,920 INFO L82 PathProgramCache]: Analyzing trace with hash 29865322, now seen corresponding path program 2 times [2019-11-25 08:49:58,920 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:58,921 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47961063] [2019-11-25 08:49:58,921 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:58,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:58,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:58,954 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:58,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:58,955 INFO L82 PathProgramCache]: Analyzing trace with hash 1284, now seen corresponding path program 3 times [2019-11-25 08:49:58,955 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:58,955 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386067382] [2019-11-25 08:49:58,955 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:58,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:58,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:58,967 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:58,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:58,979 INFO L82 PathProgramCache]: Analyzing trace with hash -1364196307, now seen corresponding path program 2 times [2019-11-25 08:49:58,979 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:58,979 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154695162] [2019-11-25 08:49:58,980 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:58,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:58,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:59,000 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:59,029 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:49:59,029 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:49:59,029 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:49:59,029 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:49:59,030 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:49:59,030 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:59,030 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:49:59,030 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:49:59,030 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration3_Loop [2019-11-25 08:49:59,030 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:49:59,031 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:49:59,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:59,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:59,045 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:59,050 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:59,120 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:49:59,121 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:59,138 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:59,138 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:59,144 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:49:59,144 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_5=1} Honda state: {v_rep~unnamed0~0~true_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:59,159 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:59,159 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:59,176 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:49:59,177 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:59,184 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:49:59,187 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:49:59,187 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:49:59,187 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:49:59,187 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:49:59,187 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:49:59,188 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:59,188 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:49:59,188 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:49:59,188 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration3_Loop [2019-11-25 08:49:59,188 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:49:59,188 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:49:59,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:59,200 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:59,203 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:59,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:59,291 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:49:59,291 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:59,306 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:59,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:59,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:59,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:59,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:59,309 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:59,312 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:49:59,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:59,315 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-25 08:49:59,319 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-25 08:49:59,319 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:59,338 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-25 08:49:59,338 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-25 08:49:59,338 INFO L510 LassoAnalysis]: Proved termination. [2019-11-25 08:49:59,338 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~c~0) = 1*ULTIMATE.start_main_~c~0 Supporting invariants [] [2019-11-25 08:49:59,343 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-25 08:49:59,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:59,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:59,374 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:49:59,374 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:49:59,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:59,381 WARN L253 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-25 08:49:59,381 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:49:59,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:49:59,393 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-25 08:49:59,393 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states and 16 transitions. cyclomatic complexity: 8 Second operand 3 states. [2019-11-25 08:49:59,407 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states and 16 transitions. cyclomatic complexity: 8. Second operand 3 states. Result 13 states and 20 transitions. Complement of second has 5 states. [2019-11-25 08:49:59,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:49:59,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-25 08:49:59,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 6 transitions. [2019-11-25 08:49:59,409 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 6 transitions. Stem has 5 letters. Loop has 2 letters. [2019-11-25 08:49:59,409 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:49:59,409 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:49:59,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:59,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:59,446 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:49:59,447 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:49:59,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:59,452 WARN L253 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-25 08:49:59,453 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:49:59,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:49:59,464 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-25 08:49:59,464 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states and 16 transitions. cyclomatic complexity: 8 Second operand 3 states. [2019-11-25 08:49:59,478 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states and 16 transitions. cyclomatic complexity: 8. Second operand 3 states. Result 13 states and 20 transitions. Complement of second has 5 states. [2019-11-25 08:49:59,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:49:59,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-25 08:49:59,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 6 transitions. [2019-11-25 08:49:59,479 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 6 transitions. Stem has 5 letters. Loop has 2 letters. [2019-11-25 08:49:59,479 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:49:59,480 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:49:59,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:59,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:59,499 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:49:59,500 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:49:59,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:59,505 WARN L253 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-25 08:49:59,506 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:49:59,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:49:59,524 INFO L152 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 [2019-11-25 08:49:59,524 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states and 16 transitions. cyclomatic complexity: 8 Second operand 3 states. [2019-11-25 08:49:59,536 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states and 16 transitions. cyclomatic complexity: 8. Second operand 3 states. Result 15 states and 23 transitions. Complement of second has 4 states. [2019-11-25 08:49:59,538 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:49:59,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-25 08:49:59,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 7 transitions. [2019-11-25 08:49:59,538 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 5 letters. Loop has 2 letters. [2019-11-25 08:49:59,539 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:49:59,539 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 7 letters. Loop has 2 letters. [2019-11-25 08:49:59,539 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:49:59,539 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 5 letters. Loop has 4 letters. [2019-11-25 08:49:59,539 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:49:59,540 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 23 transitions. [2019-11-25 08:49:59,541 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-25 08:49:59,541 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 13 states and 19 transitions. [2019-11-25 08:49:59,541 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2019-11-25 08:49:59,542 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2019-11-25 08:49:59,542 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 19 transitions. [2019-11-25 08:49:59,542 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-25 08:49:59,542 INFO L688 BuchiCegarLoop]: Abstraction has 13 states and 19 transitions. [2019-11-25 08:49:59,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 19 transitions. [2019-11-25 08:49:59,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 5. [2019-11-25 08:49:59,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-11-25 08:49:59,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 7 transitions. [2019-11-25 08:49:59,543 INFO L711 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2019-11-25 08:49:59,543 INFO L591 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2019-11-25 08:49:59,543 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-11-25 08:49:59,543 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5 states and 7 transitions. [2019-11-25 08:49:59,544 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-25 08:49:59,544 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:49:59,549 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:49:59,549 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-25 08:49:59,549 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-25 08:49:59,550 INFO L794 eck$LassoCheckResult]: Stem: 268#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~c~0, main_~n~0;havoc main_~c~0;havoc main_~n~0;main_~c~0 := 1;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0; 265#L15-2 [2019-11-25 08:49:59,550 INFO L796 eck$LassoCheckResult]: Loop: 265#L15-2 assume !!(main_~c~0 > 0); 264#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 265#L15-2 [2019-11-25 08:49:59,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:59,550 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 2 times [2019-11-25 08:49:59,551 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:59,551 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412577458] [2019-11-25 08:49:59,551 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:59,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:59,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:59,559 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:59,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:59,560 INFO L82 PathProgramCache]: Analyzing trace with hash 1286, now seen corresponding path program 1 times [2019-11-25 08:49:59,561 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:59,561 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441926715] [2019-11-25 08:49:59,561 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:59,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:59,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:59,581 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:59,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:59,581 INFO L82 PathProgramCache]: Analyzing trace with hash 31077, now seen corresponding path program 3 times [2019-11-25 08:49:59,582 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:59,582 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106423797] [2019-11-25 08:49:59,582 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:59,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:59,596 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:59,626 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:49:59,626 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:49:59,626 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:49:59,626 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:49:59,626 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:49:59,626 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:59,626 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:49:59,626 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:49:59,627 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration4_Loop [2019-11-25 08:49:59,627 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:49:59,627 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:49:59,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:59,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:59,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:59,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:59,716 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:49:59,716 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:59,726 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:59,726 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:59,734 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:49:59,734 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_7=1} Honda state: {v_rep~unnamed0~0~true_7=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:59,754 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:59,755 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:59,771 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:49:59,771 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:59,783 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:49:59,783 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0=1} Honda state: {ULTIMATE.start_main_~c~0=1} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0=0}, {ULTIMATE.start_main_~c~0=1}, {ULTIMATE.start_main_~c~0=0}] Lambdas: [0, 1, 0] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:59,791 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:59,791 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:59,808 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:49:59,808 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:59,821 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:49:59,823 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:49:59,823 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:49:59,823 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:49:59,824 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:49:59,824 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:49:59,824 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:59,824 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:49:59,824 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:49:59,824 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration4_Loop [2019-11-25 08:49:59,824 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:49:59,824 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:49:59,826 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:59,833 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:59,839 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:59,843 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Exception during sending of exit command (exit): Broken pipe [2019-11-25 08:49:59,929 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:49:59,930 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:59,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:59,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:59,938 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:59,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:59,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:59,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:59,941 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:49:59,942 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:59,948 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:59,954 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:59,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:59,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:59,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:59,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:59,956 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:59,957 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:49:59,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:49:59,961 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-25 08:49:59,964 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-25 08:49:59,964 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:59,967 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-25 08:49:59,967 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-25 08:49:59,967 INFO L510 LassoAnalysis]: Proved termination. [2019-11-25 08:49:59,967 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~n~0) = -2*ULTIMATE.start_main_~n~0 + 211 Supporting invariants [] [2019-11-25 08:49:59,968 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-25 08:49:59,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:59,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:59,987 INFO L255 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:49:59,987 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:49:59,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:59,991 WARN L253 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-25 08:49:59,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:49:59,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:49:59,992 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2019-11-25 08:49:59,992 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 5 states and 7 transitions. cyclomatic complexity: 3 Second operand 3 states. [2019-11-25 08:50:00,003 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 5 states and 7 transitions. cyclomatic complexity: 3. Second operand 3 states. Result 11 states and 17 transitions. Complement of second has 5 states. [2019-11-25 08:50:00,003 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:00,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-25 08:50:00,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3 transitions. [2019-11-25 08:50:00,004 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 3 transitions. Stem has 1 letters. Loop has 2 letters. [2019-11-25 08:50:00,004 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:00,004 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 3 transitions. Stem has 3 letters. Loop has 2 letters. [2019-11-25 08:50:00,004 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:00,004 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 3 transitions. Stem has 1 letters. Loop has 4 letters. [2019-11-25 08:50:00,004 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:00,005 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11 states and 17 transitions. [2019-11-25 08:50:00,005 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-25 08:50:00,006 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11 states to 9 states and 13 transitions. [2019-11-25 08:50:00,006 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4 [2019-11-25 08:50:00,006 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4 [2019-11-25 08:50:00,007 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 13 transitions. [2019-11-25 08:50:00,007 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-25 08:50:00,007 INFO L688 BuchiCegarLoop]: Abstraction has 9 states and 13 transitions. [2019-11-25 08:50:00,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 13 transitions. [2019-11-25 08:50:00,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2019-11-25 08:50:00,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2019-11-25 08:50:00,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 12 transitions. [2019-11-25 08:50:00,008 INFO L711 BuchiCegarLoop]: Abstraction has 8 states and 12 transitions. [2019-11-25 08:50:00,008 INFO L591 BuchiCegarLoop]: Abstraction has 8 states and 12 transitions. [2019-11-25 08:50:00,008 INFO L424 BuchiCegarLoop]: ======== Iteration 5============ [2019-11-25 08:50:00,008 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 12 transitions. [2019-11-25 08:50:00,009 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-25 08:50:00,009 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:50:00,009 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:50:00,010 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1] [2019-11-25 08:50:00,010 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-25 08:50:00,011 INFO L794 eck$LassoCheckResult]: Stem: 313#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~c~0, main_~n~0;havoc main_~c~0;havoc main_~n~0;main_~c~0 := 1;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0; 314#L15-2 assume !!(main_~c~0 > 0); 315#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 316#L15-2 assume !!(main_~c~0 > 0); 309#L15 [2019-11-25 08:50:00,011 INFO L796 eck$LassoCheckResult]: Loop: 309#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 310#L15-2 assume !!(main_~c~0 > 0); 309#L15 [2019-11-25 08:50:00,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:00,011 INFO L82 PathProgramCache]: Analyzing trace with hash 963335, now seen corresponding path program 2 times [2019-11-25 08:50:00,011 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:00,011 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365566558] [2019-11-25 08:50:00,011 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:00,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:00,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:00,049 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365566558] [2019-11-25 08:50:00,049 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:50:00,050 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:50:00,051 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758183535] [2019-11-25 08:50:00,053 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-25 08:50:00,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:00,054 INFO L82 PathProgramCache]: Analyzing trace with hash 1436, now seen corresponding path program 2 times [2019-11-25 08:50:00,054 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:00,054 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605621517] [2019-11-25 08:50:00,054 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:00,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:00,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:00,059 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:00,082 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:50:00,082 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:50:00,082 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:50:00,082 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:50:00,082 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:50:00,082 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:00,082 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:50:00,082 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:50:00,083 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration5_Loop [2019-11-25 08:50:00,083 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:50:00,083 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:50:00,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:00,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:00,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:00,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:00,150 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:50:00,150 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:00,158 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:50:00,159 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:00,169 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:50:00,169 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:50:00,187 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:50:00,187 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0=0} Honda state: {ULTIMATE.start_main_~c~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0=1}, {ULTIMATE.start_main_~c~0=0}, {ULTIMATE.start_main_~c~0=0}] Lambdas: [1, 15, 7] Nus: [1, 1] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:00,200 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:50:00,200 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:00,207 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:50:00,207 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:50:00,213 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:50:00,214 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:50:00,215 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:50:00,215 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:50:00,215 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:50:00,215 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:50:00,215 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:00,215 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:50:00,215 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:50:00,215 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration5_Loop [2019-11-25 08:50:00,215 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:50:00,215 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:50:00,216 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:00,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:00,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:00,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:00,293 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:50:00,293 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:00,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:00,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:00,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:50:00,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:00,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:00,304 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:00,306 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:50:00,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:00,309 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:00,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:00,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:00,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:00,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:00,321 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:00,323 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:50:00,323 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:00,327 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:00,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:00,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:00,337 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:50:00,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:00,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:00,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:00,339 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:50:00,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:50:00,341 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-25 08:50:00,343 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-25 08:50:00,344 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:00,346 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-25 08:50:00,347 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-25 08:50:00,347 INFO L510 LassoAnalysis]: Proved termination. [2019-11-25 08:50:00,347 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~n~0) = -2*ULTIMATE.start_main_~n~0 + 211 Supporting invariants [] [2019-11-25 08:50:00,348 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-25 08:50:00,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:00,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:00,364 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:00,365 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:00,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:00,369 WARN L253 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-25 08:50:00,369 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:00,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:00,394 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-25 08:50:00,394 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states and 12 transitions. cyclomatic complexity: 6 Second operand 3 states. [2019-11-25 08:50:00,400 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states and 12 transitions. cyclomatic complexity: 6. Second operand 3 states. Result 13 states and 17 transitions. Complement of second has 5 states. [2019-11-25 08:50:00,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:00,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-25 08:50:00,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 5 transitions. [2019-11-25 08:50:00,401 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 5 transitions. Stem has 4 letters. Loop has 2 letters. [2019-11-25 08:50:00,401 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:00,401 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:00,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:00,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:00,417 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:00,417 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:00,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:00,422 WARN L253 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-25 08:50:00,423 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:00,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:00,438 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-25 08:50:00,438 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states and 12 transitions. cyclomatic complexity: 6 Second operand 3 states. [2019-11-25 08:50:00,466 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states and 12 transitions. cyclomatic complexity: 6. Second operand 3 states. Result 10 states and 14 transitions. Complement of second has 5 states. [2019-11-25 08:50:00,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:00,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-25 08:50:00,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 4 transitions. [2019-11-25 08:50:00,469 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 4 transitions. Stem has 4 letters. Loop has 2 letters. [2019-11-25 08:50:00,469 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:00,469 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:00,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:00,489 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:00,489 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:00,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:00,495 WARN L253 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-25 08:50:00,495 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:00,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:00,507 INFO L152 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 [2019-11-25 08:50:00,507 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states and 12 transitions. cyclomatic complexity: 6 Second operand 3 states. [2019-11-25 08:50:00,519 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states and 12 transitions. cyclomatic complexity: 6. Second operand 3 states. Result 16 states and 20 transitions. Complement of second has 4 states. [2019-11-25 08:50:00,519 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:00,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-25 08:50:00,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. [2019-11-25 08:50:00,520 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 4 letters. Loop has 2 letters. [2019-11-25 08:50:00,520 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:00,520 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 6 letters. Loop has 2 letters. [2019-11-25 08:50:00,521 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:00,521 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 4 letters. Loop has 4 letters. [2019-11-25 08:50:00,521 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:00,521 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 20 transitions. [2019-11-25 08:50:00,522 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2019-11-25 08:50:00,523 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 12 states and 16 transitions. [2019-11-25 08:50:00,523 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3 [2019-11-25 08:50:00,523 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3 [2019-11-25 08:50:00,523 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 16 transitions. [2019-11-25 08:50:00,523 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-25 08:50:00,523 INFO L688 BuchiCegarLoop]: Abstraction has 12 states and 16 transitions. [2019-11-25 08:50:00,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 16 transitions. [2019-11-25 08:50:00,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 7. [2019-11-25 08:50:00,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-11-25 08:50:00,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 10 transitions. [2019-11-25 08:50:00,525 INFO L711 BuchiCegarLoop]: Abstraction has 7 states and 10 transitions. [2019-11-25 08:50:00,525 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:50:00,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:50:00,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:50:00,532 INFO L87 Difference]: Start difference. First operand 7 states and 10 transitions. Second operand 4 states. [2019-11-25 08:50:00,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:50:00,550 INFO L93 Difference]: Finished difference Result 10 states and 12 transitions. [2019-11-25 08:50:00,551 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:50:00,551 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 12 transitions. [2019-11-25 08:50:00,552 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2019-11-25 08:50:00,552 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 8 states and 10 transitions. [2019-11-25 08:50:00,552 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3 [2019-11-25 08:50:00,552 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3 [2019-11-25 08:50:00,552 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 10 transitions. [2019-11-25 08:50:00,552 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-25 08:50:00,553 INFO L688 BuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2019-11-25 08:50:00,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states and 10 transitions. [2019-11-25 08:50:00,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 7. [2019-11-25 08:50:00,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-11-25 08:50:00,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 9 transitions. [2019-11-25 08:50:00,554 INFO L711 BuchiCegarLoop]: Abstraction has 7 states and 9 transitions. [2019-11-25 08:50:00,554 INFO L591 BuchiCegarLoop]: Abstraction has 7 states and 9 transitions. [2019-11-25 08:50:00,554 INFO L424 BuchiCegarLoop]: ======== Iteration 6============ [2019-11-25 08:50:00,554 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 9 transitions. [2019-11-25 08:50:00,554 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2019-11-25 08:50:00,554 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:50:00,554 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:50:00,555 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [3, 1, 1, 1] [2019-11-25 08:50:00,555 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [2, 1, 1] [2019-11-25 08:50:00,555 INFO L794 eck$LassoCheckResult]: Stem: 462#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~c~0, main_~n~0;havoc main_~c~0;havoc main_~n~0;main_~c~0 := 1;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0; 463#L15-2 assume !!(main_~c~0 > 0); 461#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 460#L15-2 assume !!(main_~c~0 > 0); 464#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 465#L15-2 assume !!(main_~c~0 > 0); 459#L15 [2019-11-25 08:50:00,555 INFO L796 eck$LassoCheckResult]: Loop: 459#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 460#L15-2 assume !!(main_~c~0 > 0); 464#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 465#L15-2 assume !!(main_~c~0 > 0); 459#L15 [2019-11-25 08:50:00,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:00,555 INFO L82 PathProgramCache]: Analyzing trace with hash 925824930, now seen corresponding path program 3 times [2019-11-25 08:50:00,556 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:00,556 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362997200] [2019-11-25 08:50:00,556 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:00,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:00,573 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:00,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:00,573 INFO L82 PathProgramCache]: Analyzing trace with hash 1380409, now seen corresponding path program 1 times [2019-11-25 08:50:00,574 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:00,574 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579714996] [2019-11-25 08:50:00,574 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:00,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:00,581 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:00,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:00,582 INFO L82 PathProgramCache]: Analyzing trace with hash -1848815782, now seen corresponding path program 4 times [2019-11-25 08:50:00,582 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:00,582 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064479337] [2019-11-25 08:50:00,582 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:00,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:00,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:00,594 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:00,634 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:50:00,635 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:50:00,635 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:50:00,635 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:50:00,635 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:50:00,635 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:00,635 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:50:00,635 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:50:00,635 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration6_Loop [2019-11-25 08:50:00,635 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:50:00,635 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:50:00,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:00,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:00,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:00,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:00,706 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:50:00,706 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:00,714 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:50:00,714 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:00,725 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:50:00,725 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:50:00,732 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:50:00,733 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:50:00,733 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:50:00,733 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:50:00,733 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:50:00,733 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:50:00,733 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:00,734 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:50:00,734 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:50:00,734 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration6_Loop [2019-11-25 08:50:00,734 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:50:00,734 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:50:00,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:00,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:00,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:00,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:00,806 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:50:00,807 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:00,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:00,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:00,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:50:00,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:00,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:00,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:00,814 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:50:00,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:50:00,817 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-25 08:50:00,819 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-25 08:50:00,819 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:00,826 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-25 08:50:00,826 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-25 08:50:00,826 INFO L510 LassoAnalysis]: Proved termination. [2019-11-25 08:50:00,826 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~n~0) = -2*ULTIMATE.start_main_~n~0 + 201 Supporting invariants [] [2019-11-25 08:50:00,828 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-25 08:50:00,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:00,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:00,844 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:00,845 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:00,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:00,850 INFO L255 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-25 08:50:00,850 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:00,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:00,878 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2019-11-25 08:50:00,878 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states and 9 transitions. cyclomatic complexity: 3 Second operand 4 states. [2019-11-25 08:50:00,889 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7 states and 9 transitions. cyclomatic complexity: 3. Second operand 4 states. Result 13 states and 16 transitions. Complement of second has 5 states. [2019-11-25 08:50:00,890 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:00,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-11-25 08:50:00,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 5 transitions. [2019-11-25 08:50:00,890 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 5 transitions. Stem has 6 letters. Loop has 4 letters. [2019-11-25 08:50:00,890 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:00,890 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:00,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:00,913 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:00,913 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:00,922 INFO L255 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-25 08:50:00,922 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:00,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:00,948 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 3 loop predicates [2019-11-25 08:50:00,949 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states and 9 transitions. cyclomatic complexity: 3 Second operand 4 states. [2019-11-25 08:50:00,974 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7 states and 9 transitions. cyclomatic complexity: 3. Second operand 4 states. Result 11 states and 14 transitions. Complement of second has 5 states. [2019-11-25 08:50:00,974 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:00,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-11-25 08:50:00,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 4 transitions. [2019-11-25 08:50:00,975 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 4 transitions. Stem has 6 letters. Loop has 4 letters. [2019-11-25 08:50:00,975 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:00,975 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:00,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:00,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:00,988 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:00,989 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:00,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:00,995 INFO L255 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-25 08:50:00,995 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:01,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:01,018 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2019-11-25 08:50:01,018 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states and 9 transitions. cyclomatic complexity: 3 Second operand 4 states. [2019-11-25 08:50:01,025 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7 states and 9 transitions. cyclomatic complexity: 3. Second operand 4 states. Result 16 states and 19 transitions. Complement of second has 4 states. [2019-11-25 08:50:01,026 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:01,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-11-25 08:50:01,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. [2019-11-25 08:50:01,026 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 6 letters. Loop has 4 letters. [2019-11-25 08:50:01,027 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:01,027 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:01,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:01,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:01,046 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:01,046 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:01,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:01,051 INFO L255 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-25 08:50:01,052 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:01,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:01,091 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 3 loop predicates [2019-11-25 08:50:01,091 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states and 9 transitions. cyclomatic complexity: 3 Second operand 4 states. [2019-11-25 08:50:01,127 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7 states and 9 transitions. cyclomatic complexity: 3. Second operand 4 states. Result 13 states and 18 transitions. Complement of second has 4 states. [2019-11-25 08:50:01,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:01,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-11-25 08:50:01,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 7 transitions. [2019-11-25 08:50:01,128 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 6 letters. Loop has 4 letters. [2019-11-25 08:50:01,129 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:01,129 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:01,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:01,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:01,151 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:01,152 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:01,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:01,157 INFO L255 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-25 08:50:01,158 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:01,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:01,189 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemin loopwithout honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2019-11-25 08:50:01,190 INFO L104 BuchiDifferenceFKV]: Start buchiDifferenceFKV. First operand 7 states and 9 transitions. cyclomatic complexity: 3 Second operand 4 states. [2019-11-25 08:50:01,244 INFO L108 BuchiDifferenceFKV]: Finished buchiDifferenceFKV. First operand 7 states and 9 transitions. cyclomatic complexity: 3 Second operand 4 states. Result 72 states and 96 transitions. Complement of second has 37 states 8 powerset states29 rank states. The highest rank that occured is 5 [2019-11-25 08:50:01,244 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:01,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-11-25 08:50:01,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 23 transitions. [2019-11-25 08:50:01,245 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 23 transitions. Stem has 6 letters. Loop has 4 letters. [2019-11-25 08:50:01,246 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:01,246 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 23 transitions. Stem has 10 letters. Loop has 4 letters. [2019-11-25 08:50:01,247 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:01,247 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 23 transitions. Stem has 6 letters. Loop has 8 letters. [2019-11-25 08:50:01,248 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:01,249 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 72 states and 96 transitions. [2019-11-25 08:50:01,253 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2019-11-25 08:50:01,254 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 72 states to 27 states and 38 transitions. [2019-11-25 08:50:01,254 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2 [2019-11-25 08:50:01,254 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2 [2019-11-25 08:50:01,254 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 38 transitions. [2019-11-25 08:50:01,254 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-25 08:50:01,255 INFO L688 BuchiCegarLoop]: Abstraction has 27 states and 38 transitions. [2019-11-25 08:50:01,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 38 transitions. [2019-11-25 08:50:01,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 15. [2019-11-25 08:50:01,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2019-11-25 08:50:01,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 22 transitions. [2019-11-25 08:50:01,258 INFO L711 BuchiCegarLoop]: Abstraction has 15 states and 22 transitions. [2019-11-25 08:50:01,258 INFO L591 BuchiCegarLoop]: Abstraction has 15 states and 22 transitions. [2019-11-25 08:50:01,258 INFO L424 BuchiCegarLoop]: ======== Iteration 7============ [2019-11-25 08:50:01,259 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 22 transitions. [2019-11-25 08:50:01,259 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2019-11-25 08:50:01,259 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:50:01,259 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:50:01,260 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [4, 2, 1, 1] [2019-11-25 08:50:01,260 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [3, 2, 1] [2019-11-25 08:50:01,260 INFO L794 eck$LassoCheckResult]: Stem: 826#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~c~0, main_~n~0;havoc main_~c~0;havoc main_~n~0;main_~c~0 := 1;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0; 828#L15-2 assume !!(main_~c~0 > 0); 825#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 824#L15-2 assume !!(main_~c~0 > 0); 833#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 832#L15-2 assume !!(main_~c~0 > 0); 831#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 830#L15-2 assume !!(main_~c~0 > 0); 823#L15 [2019-11-25 08:50:01,261 INFO L796 eck$LassoCheckResult]: Loop: 823#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 824#L15-2 assume !!(main_~c~0 > 0); 833#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 832#L15-2 assume !!(main_~c~0 > 0); 831#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 830#L15-2 assume !!(main_~c~0 > 0); 823#L15 [2019-11-25 08:50:01,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:01,261 INFO L82 PathProgramCache]: Analyzing trace with hash 659527871, now seen corresponding path program 5 times [2019-11-25 08:50:01,261 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:01,261 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728156727] [2019-11-25 08:50:01,262 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:01,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:01,298 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-25 08:50:01,299 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728156727] [2019-11-25 08:50:01,299 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1424322402] [2019-11-25 08:50:01,299 INFO L92 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:50:01,319 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2019-11-25 08:50:01,319 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-25 08:50:01,320 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-25 08:50:01,320 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:01,323 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-25 08:50:01,323 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-25 08:50:01,323 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2019-11-25 08:50:01,324 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206338086] [2019-11-25 08:50:01,324 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-25 08:50:01,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:01,324 INFO L82 PathProgramCache]: Analyzing trace with hash 1326573462, now seen corresponding path program 2 times [2019-11-25 08:50:01,325 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:01,325 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604232067] [2019-11-25 08:50:01,325 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:01,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:01,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:01,343 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:01,404 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:50:01,404 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:50:01,404 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:50:01,404 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:50:01,404 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:50:01,404 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:01,404 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:50:01,405 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:50:01,405 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration7_Loop [2019-11-25 08:50:01,405 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:50:01,405 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:50:01,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:01,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:01,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:01,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:01,474 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:50:01,474 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:01,486 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:50:01,486 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:01,491 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:50:01,491 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_13=1} Honda state: {v_rep~unnamed0~0~true_13=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:01,507 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:50:01,507 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:01,522 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:50:01,522 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:01,592 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:50:01,593 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:50:01,593 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:50:01,593 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:50:01,593 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:50:01,594 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:50:01,594 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:01,594 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:50:01,594 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:50:01,594 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration7_Loop [2019-11-25 08:50:01,594 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:50:01,594 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:50:01,595 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:01,598 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:01,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:01,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:01,662 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:50:01,662 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:01,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:01,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:01,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:01,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:01,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:01,670 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:50:01,670 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:50:01,673 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:01,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:01,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:01,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:50:01,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:01,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:01,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:01,679 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:50:01,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:50:01,680 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-25 08:50:01,682 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-25 08:50:01,682 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:01,685 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-25 08:50:01,685 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-25 08:50:01,685 INFO L510 LassoAnalysis]: Proved termination. [2019-11-25 08:50:01,685 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~n~0) = 1*ULTIMATE.start_main_~n~0 Supporting invariants [] [2019-11-25 08:50:01,687 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-25 08:50:01,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:01,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:01,705 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:01,705 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:01,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:01,710 INFO L255 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-25 08:50:01,711 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:01,732 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:01,732 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2019-11-25 08:50:01,732 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 22 transitions. cyclomatic complexity: 9 Second operand 5 states. [2019-11-25 08:50:01,759 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 22 transitions. cyclomatic complexity: 9. Second operand 5 states. Result 65 states and 87 transitions. Complement of second has 9 states. [2019-11-25 08:50:01,759 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:01,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-11-25 08:50:01,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 10 transitions. [2019-11-25 08:50:01,760 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10 transitions. Stem has 8 letters. Loop has 6 letters. [2019-11-25 08:50:01,760 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:01,760 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10 transitions. Stem has 14 letters. Loop has 6 letters. [2019-11-25 08:50:01,760 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:01,760 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10 transitions. Stem has 8 letters. Loop has 12 letters. [2019-11-25 08:50:01,761 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:01,761 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 65 states and 87 transitions. [2019-11-25 08:50:01,762 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2019-11-25 08:50:01,764 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 65 states to 54 states and 75 transitions. [2019-11-25 08:50:01,764 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4 [2019-11-25 08:50:01,764 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4 [2019-11-25 08:50:01,764 INFO L73 IsDeterministic]: Start isDeterministic. Operand 54 states and 75 transitions. [2019-11-25 08:50:01,764 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-25 08:50:01,764 INFO L688 BuchiCegarLoop]: Abstraction has 54 states and 75 transitions. [2019-11-25 08:50:01,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states and 75 transitions. [2019-11-25 08:50:01,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 46. [2019-11-25 08:50:01,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2019-11-25 08:50:01,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 66 transitions. [2019-11-25 08:50:01,769 INFO L711 BuchiCegarLoop]: Abstraction has 46 states and 66 transitions. [2019-11-25 08:50:01,770 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:50:01,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:50:01,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:50:01,770 INFO L87 Difference]: Start difference. First operand 46 states and 66 transitions. Second operand 5 states. [2019-11-25 08:50:01,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:50:01,783 INFO L93 Difference]: Finished difference Result 49 states and 60 transitions. [2019-11-25 08:50:01,784 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-25 08:50:01,784 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 49 states and 60 transitions. [2019-11-25 08:50:01,785 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2019-11-25 08:50:01,786 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 49 states to 33 states and 44 transitions. [2019-11-25 08:50:01,786 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2 [2019-11-25 08:50:01,786 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2 [2019-11-25 08:50:01,786 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 44 transitions. [2019-11-25 08:50:01,786 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-25 08:50:01,786 INFO L688 BuchiCegarLoop]: Abstraction has 33 states and 44 transitions. [2019-11-25 08:50:01,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states and 44 transitions. [2019-11-25 08:50:01,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 21. [2019-11-25 08:50:01,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2019-11-25 08:50:01,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 30 transitions. [2019-11-25 08:50:01,789 INFO L711 BuchiCegarLoop]: Abstraction has 21 states and 30 transitions. [2019-11-25 08:50:01,789 INFO L591 BuchiCegarLoop]: Abstraction has 21 states and 30 transitions. [2019-11-25 08:50:01,789 INFO L424 BuchiCegarLoop]: ======== Iteration 8============ [2019-11-25 08:50:01,789 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 30 transitions. [2019-11-25 08:50:01,790 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2019-11-25 08:50:01,790 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:50:01,790 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:50:01,791 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [5, 2, 2, 1] [2019-11-25 08:50:01,791 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [3, 2, 1] [2019-11-25 08:50:01,791 INFO L794 eck$LassoCheckResult]: Stem: 1095#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~c~0, main_~n~0;havoc main_~c~0;havoc main_~n~0;main_~c~0 := 1;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0; 1096#L15-2 assume !!(main_~c~0 > 0); 1111#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 1108#L15-2 assume !!(main_~c~0 > 0); 1101#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 1092#L15-2 assume !!(main_~c~0 > 0); 1102#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 1100#L15-2 assume !!(main_~c~0 > 0); 1099#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 1098#L15-2 assume !!(main_~c~0 > 0); 1091#L15 [2019-11-25 08:50:01,791 INFO L796 eck$LassoCheckResult]: Loop: 1091#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 1092#L15-2 assume !!(main_~c~0 > 0); 1102#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 1100#L15-2 assume !!(main_~c~0 > 0); 1099#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 1098#L15-2 assume !!(main_~c~0 > 0); 1091#L15 [2019-11-25 08:50:01,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:01,791 INFO L82 PathProgramCache]: Analyzing trace with hash -1791617062, now seen corresponding path program 6 times [2019-11-25 08:50:01,792 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:01,792 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069669622] [2019-11-25 08:50:01,792 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:01,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:01,803 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:01,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:01,804 INFO L82 PathProgramCache]: Analyzing trace with hash 1326573462, now seen corresponding path program 3 times [2019-11-25 08:50:01,804 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:01,804 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113509720] [2019-11-25 08:50:01,805 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:01,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:01,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:01,812 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:01,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:01,813 INFO L82 PathProgramCache]: Analyzing trace with hash 709032111, now seen corresponding path program 7 times [2019-11-25 08:50:01,813 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:01,813 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856297390] [2019-11-25 08:50:01,813 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:01,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:01,898 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 16 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:01,898 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856297390] [2019-11-25 08:50:01,899 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1570492976] [2019-11-25 08:50:01,899 INFO L92 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:50:01,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:01,931 INFO L255 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 7 conjunts are in the unsatisfiable core [2019-11-25 08:50:01,932 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:02,028 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 41 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-25 08:50:02,028 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-25 08:50:02,028 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 15 [2019-11-25 08:50:02,028 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146740607] [2019-11-25 08:50:02,074 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:50:02,074 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:50:02,074 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:50:02,074 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:50:02,075 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:50:02,075 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:02,075 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:50:02,075 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:50:02,075 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration8_Loop [2019-11-25 08:50:02,075 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:50:02,075 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:50:02,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:02,078 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:02,085 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:02,087 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:02,138 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:50:02,138 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:02,143 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:50:02,143 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:50:02,147 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:50:02,147 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_15=1} Honda state: {v_rep~unnamed0~0~true_15=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:02,162 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:50:02,162 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:02,171 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:50:02,171 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:02,238 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:50:02,240 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:50:02,240 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:50:02,240 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:50:02,240 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:50:02,240 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:50:02,240 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:02,241 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:50:02,241 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:50:02,241 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration8_Loop [2019-11-25 08:50:02,241 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:50:02,241 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:50:02,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:02,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:02,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:02,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:02,320 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:50:02,320 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:02,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:02,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:02,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:02,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:02,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:02,327 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:50:02,327 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:50:02,330 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:02,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:02,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:02,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:50:02,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:02,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:02,336 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:02,337 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:50:02,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:50:02,339 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-25 08:50:02,341 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-25 08:50:02,341 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:02,344 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-25 08:50:02,344 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-25 08:50:02,344 INFO L510 LassoAnalysis]: Proved termination. [2019-11-25 08:50:02,344 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~n~0) = 1*ULTIMATE.start_main_~n~0 Supporting invariants [] [2019-11-25 08:50:02,346 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-25 08:50:02,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:02,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:02,370 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:02,370 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:02,379 INFO L255 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-25 08:50:02,380 INFO L278 TraceCheckSpWp]: Computing forward predicates... [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Exception during sending of exit command (exit): Broken pipe [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Exception during sending of exit command (exit): Broken pipe [2019-11-25 08:50:02,432 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:02,432 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2019-11-25 08:50:02,432 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 30 transitions. cyclomatic complexity: 13 Second operand 5 states. [2019-11-25 08:50:02,458 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 30 transitions. cyclomatic complexity: 13. Second operand 5 states. Result 45 states and 56 transitions. Complement of second has 7 states. [2019-11-25 08:50:02,459 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:02,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-11-25 08:50:02,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 6 transitions. [2019-11-25 08:50:02,460 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 6 transitions. Stem has 10 letters. Loop has 6 letters. [2019-11-25 08:50:02,460 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:02,460 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:02,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:02,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:02,479 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:02,479 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:02,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:02,485 INFO L255 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-25 08:50:02,486 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:02,506 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:02,506 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 4 loop predicates [2019-11-25 08:50:02,506 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 30 transitions. cyclomatic complexity: 13 Second operand 5 states. [2019-11-25 08:50:02,525 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 30 transitions. cyclomatic complexity: 13. Second operand 5 states. Result 45 states and 56 transitions. Complement of second has 7 states. [2019-11-25 08:50:02,525 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:02,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-11-25 08:50:02,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 6 transitions. [2019-11-25 08:50:02,526 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 6 transitions. Stem has 10 letters. Loop has 6 letters. [2019-11-25 08:50:02,526 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:02,526 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:02,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:02,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:02,550 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:02,551 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:02,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:02,557 INFO L255 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-25 08:50:02,558 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:02,581 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:02,582 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2019-11-25 08:50:02,582 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 30 transitions. cyclomatic complexity: 13 Second operand 5 states. [2019-11-25 08:50:02,607 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 30 transitions. cyclomatic complexity: 13. Second operand 5 states. Result 75 states and 99 transitions. Complement of second has 13 states. [2019-11-25 08:50:02,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:02,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-11-25 08:50:02,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 14 transitions. [2019-11-25 08:50:02,610 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 10 letters. Loop has 6 letters. [2019-11-25 08:50:02,610 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:02,610 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 16 letters. Loop has 6 letters. [2019-11-25 08:50:02,611 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:02,611 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 10 letters. Loop has 12 letters. [2019-11-25 08:50:02,611 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:02,612 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 75 states and 99 transitions. [2019-11-25 08:50:02,613 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 22 [2019-11-25 08:50:02,615 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 75 states to 52 states and 71 transitions. [2019-11-25 08:50:02,615 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3 [2019-11-25 08:50:02,615 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3 [2019-11-25 08:50:02,616 INFO L73 IsDeterministic]: Start isDeterministic. Operand 52 states and 71 transitions. [2019-11-25 08:50:02,616 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-25 08:50:02,616 INFO L688 BuchiCegarLoop]: Abstraction has 52 states and 71 transitions. [2019-11-25 08:50:02,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states and 71 transitions. [2019-11-25 08:50:02,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 40. [2019-11-25 08:50:02,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2019-11-25 08:50:02,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 58 transitions. [2019-11-25 08:50:02,620 INFO L711 BuchiCegarLoop]: Abstraction has 40 states and 58 transitions. [2019-11-25 08:50:02,620 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:50:02,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-11-25 08:50:02,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2019-11-25 08:50:02,621 INFO L87 Difference]: Start difference. First operand 40 states and 58 transitions. Second operand 15 states. [2019-11-25 08:50:02,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:50:02,773 INFO L93 Difference]: Finished difference Result 143 states and 181 transitions. [2019-11-25 08:50:02,773 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-11-25 08:50:02,773 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 143 states and 181 transitions. [2019-11-25 08:50:02,775 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 40 [2019-11-25 08:50:02,776 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 143 states to 109 states and 145 transitions. [2019-11-25 08:50:02,776 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3 [2019-11-25 08:50:02,777 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22 [2019-11-25 08:50:02,777 INFO L73 IsDeterministic]: Start isDeterministic. Operand 109 states and 145 transitions. [2019-11-25 08:50:02,777 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-25 08:50:02,777 INFO L688 BuchiCegarLoop]: Abstraction has 109 states and 145 transitions. [2019-11-25 08:50:02,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states and 145 transitions. [2019-11-25 08:50:02,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 33. [2019-11-25 08:50:02,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-25 08:50:02,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 43 transitions. [2019-11-25 08:50:02,780 INFO L711 BuchiCegarLoop]: Abstraction has 33 states and 43 transitions. [2019-11-25 08:50:02,781 INFO L591 BuchiCegarLoop]: Abstraction has 33 states and 43 transitions. [2019-11-25 08:50:02,781 INFO L424 BuchiCegarLoop]: ======== Iteration 9============ [2019-11-25 08:50:02,781 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 43 transitions. [2019-11-25 08:50:02,781 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12 [2019-11-25 08:50:02,781 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:50:02,781 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:50:02,782 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1] [2019-11-25 08:50:02,782 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [4, 2, 2] [2019-11-25 08:50:02,782 INFO L794 eck$LassoCheckResult]: Stem: 1739#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~c~0, main_~n~0;havoc main_~c~0;havoc main_~n~0;main_~c~0 := 1;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0; 1741#L15-2 assume !!(main_~c~0 > 0); 1755#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 1752#L15-2 assume !!(main_~c~0 > 0); 1746#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 1742#L15-2 [2019-11-25 08:50:02,782 INFO L796 eck$LassoCheckResult]: Loop: 1742#L15-2 assume !!(main_~c~0 > 0); 1743#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 1745#L15-2 assume !!(main_~c~0 > 0); 1751#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 1750#L15-2 assume !!(main_~c~0 > 0); 1735#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 1736#L15-2 assume !!(main_~c~0 > 0); 1746#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 1742#L15-2 [2019-11-25 08:50:02,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:02,782 INFO L82 PathProgramCache]: Analyzing trace with hash 29865322, now seen corresponding path program 4 times [2019-11-25 08:50:02,782 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:02,782 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777405809] [2019-11-25 08:50:02,782 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:02,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:02,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:02,790 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:02,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:02,790 INFO L82 PathProgramCache]: Analyzing trace with hash 1687002897, now seen corresponding path program 4 times [2019-11-25 08:50:02,790 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:02,791 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952838572] [2019-11-25 08:50:02,791 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:02,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:02,814 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-25 08:50:02,814 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952838572] [2019-11-25 08:50:02,815 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:50:02,815 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:50:02,815 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711392556] [2019-11-25 08:50:02,815 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-25 08:50:02,815 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:50:02,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:50:02,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:50:02,816 INFO L87 Difference]: Start difference. First operand 33 states and 43 transitions. cyclomatic complexity: 14 Second operand 4 states. [2019-11-25 08:50:02,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:50:02,825 INFO L93 Difference]: Finished difference Result 51 states and 63 transitions. [2019-11-25 08:50:02,827 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:50:02,828 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 51 states and 63 transitions. [2019-11-25 08:50:02,828 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2019-11-25 08:50:02,829 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 51 states to 39 states and 47 transitions. [2019-11-25 08:50:02,829 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2019-11-25 08:50:02,829 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2019-11-25 08:50:02,829 INFO L73 IsDeterministic]: Start isDeterministic. Operand 39 states and 47 transitions. [2019-11-25 08:50:02,829 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-25 08:50:02,829 INFO L688 BuchiCegarLoop]: Abstraction has 39 states and 47 transitions. [2019-11-25 08:50:02,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states and 47 transitions. [2019-11-25 08:50:02,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 33. [2019-11-25 08:50:02,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-25 08:50:02,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 41 transitions. [2019-11-25 08:50:02,831 INFO L711 BuchiCegarLoop]: Abstraction has 33 states and 41 transitions. [2019-11-25 08:50:02,831 INFO L591 BuchiCegarLoop]: Abstraction has 33 states and 41 transitions. [2019-11-25 08:50:02,831 INFO L424 BuchiCegarLoop]: ======== Iteration 10============ [2019-11-25 08:50:02,832 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 41 transitions. [2019-11-25 08:50:02,832 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2019-11-25 08:50:02,832 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:50:02,832 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:50:02,832 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1] [2019-11-25 08:50:02,833 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [5, 3, 2] [2019-11-25 08:50:02,833 INFO L794 eck$LassoCheckResult]: Stem: 1830#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~c~0, main_~n~0;havoc main_~c~0;havoc main_~n~0;main_~c~0 := 1;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0; 1832#L15-2 assume !!(main_~c~0 > 0); 1846#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 1845#L15-2 assume !!(main_~c~0 > 0); 1838#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 1833#L15-2 [2019-11-25 08:50:02,833 INFO L796 eck$LassoCheckResult]: Loop: 1833#L15-2 assume !!(main_~c~0 > 0); 1834#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 1836#L15-2 assume !!(main_~c~0 > 0); 1843#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 1840#L15-2 assume !!(main_~c~0 > 0); 1826#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 1827#L15-2 assume !!(main_~c~0 > 0); 1844#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 1841#L15-2 assume !!(main_~c~0 > 0); 1837#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 1833#L15-2 [2019-11-25 08:50:02,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:02,833 INFO L82 PathProgramCache]: Analyzing trace with hash 29865322, now seen corresponding path program 5 times [2019-11-25 08:50:02,833 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:02,833 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475988967] [2019-11-25 08:50:02,833 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:02,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:02,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:02,840 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:02,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:02,840 INFO L82 PathProgramCache]: Analyzing trace with hash 2007111828, now seen corresponding path program 5 times [2019-11-25 08:50:02,840 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:02,840 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527539816] [2019-11-25 08:50:02,840 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:02,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:02,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:02,865 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:02,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:02,865 INFO L82 PathProgramCache]: Analyzing trace with hash -254222659, now seen corresponding path program 8 times [2019-11-25 08:50:02,865 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:02,866 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319335689] [2019-11-25 08:50:02,866 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:02,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:02,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:02,892 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:02,958 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:50:02,958 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:50:02,958 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:50:02,958 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:50:02,959 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:50:02,959 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:02,959 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:50:02,959 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:50:02,959 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration10_Loop [2019-11-25 08:50:02,959 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:50:02,959 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:50:02,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:02,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:02,968 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:02,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:03,017 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:50:03,017 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:03,026 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:50:03,026 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:03,030 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:50:03,030 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_17=1} Honda state: {v_rep~unnamed0~0~true_17=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:03,038 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:50:03,038 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:03,045 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:50:03,045 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:50:03,053 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:50:03,055 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:50:03,055 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:50:03,055 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:50:03,055 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:50:03,055 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:50:03,055 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:03,055 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:50:03,056 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:50:03,056 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration10_Loop [2019-11-25 08:50:03,056 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:50:03,056 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:50:03,057 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:03,060 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:03,066 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:03,072 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:03,117 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:50:03,117 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:03,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:03,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:03,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:03,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:03,123 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:03,125 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:50:03,125 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:50:03,128 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:03,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:03,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:03,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:50:03,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:03,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:03,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:03,134 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:50:03,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:50:03,136 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-25 08:50:03,137 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2019-11-25 08:50:03,137 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:03,140 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-25 08:50:03,140 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-25 08:50:03,140 INFO L510 LassoAnalysis]: Proved termination. [2019-11-25 08:50:03,141 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~n~0) = 1*ULTIMATE.start_main_~n~0 Supporting invariants [] [2019-11-25 08:50:03,142 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-25 08:50:03,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:03,155 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:03,155 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:03,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:03,165 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-25 08:50:03,166 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:03,202 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:03,202 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2019-11-25 08:50:03,202 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 41 transitions. cyclomatic complexity: 12 Second operand 7 states. [2019-11-25 08:50:03,206 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 41 transitions. cyclomatic complexity: 12. Second operand 7 states. Result 37 states and 47 transitions. Complement of second has 5 states. [2019-11-25 08:50:03,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:03,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-11-25 08:50:03,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 4 transitions. [2019-11-25 08:50:03,207 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 4 transitions. Stem has 5 letters. Loop has 10 letters. [2019-11-25 08:50:03,207 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:03,207 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:03,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:03,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:03,221 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:03,222 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:03,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:03,230 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-25 08:50:03,231 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:03,269 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:03,269 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 5 loop predicates [2019-11-25 08:50:03,269 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 41 transitions. cyclomatic complexity: 12 Second operand 7 states. [2019-11-25 08:50:03,276 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 41 transitions. cyclomatic complexity: 12. Second operand 7 states. Result 37 states and 47 transitions. Complement of second has 5 states. [2019-11-25 08:50:03,277 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:03,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-11-25 08:50:03,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 4 transitions. [2019-11-25 08:50:03,277 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 4 transitions. Stem has 5 letters. Loop has 10 letters. [2019-11-25 08:50:03,277 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:03,277 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:03,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:03,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:03,290 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:03,290 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:03,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:03,298 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-25 08:50:03,298 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:03,333 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:03,333 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2019-11-25 08:50:03,333 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 41 transitions. cyclomatic complexity: 12 Second operand 7 states. [2019-11-25 08:50:03,346 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 41 transitions. cyclomatic complexity: 12. Second operand 7 states. Result 46 states and 60 transitions. Complement of second has 4 states. [2019-11-25 08:50:03,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:03,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-11-25 08:50:03,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 7 transitions. [2019-11-25 08:50:03,347 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 5 letters. Loop has 10 letters. [2019-11-25 08:50:03,347 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:03,347 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:03,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:03,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:03,362 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:03,362 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:03,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:03,368 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-25 08:50:03,369 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:03,413 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:03,414 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 5 loop predicates [2019-11-25 08:50:03,414 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 41 transitions. cyclomatic complexity: 12 Second operand 7 states. [2019-11-25 08:50:03,452 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 41 transitions. cyclomatic complexity: 12. Second operand 7 states. Result 63 states and 75 transitions. Complement of second has 8 states. [2019-11-25 08:50:03,453 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:03,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-11-25 08:50:03,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2019-11-25 08:50:03,453 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 5 letters. Loop has 10 letters. [2019-11-25 08:50:03,454 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:03,454 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:03,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:03,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:03,476 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:03,477 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:03,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:03,484 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-25 08:50:03,484 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:03,528 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:03,529 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemin loopwithout honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2019-11-25 08:50:03,529 INFO L104 BuchiDifferenceFKV]: Start buchiDifferenceFKV. First operand 33 states and 41 transitions. cyclomatic complexity: 12 Second operand 7 states. [2019-11-25 08:50:03,577 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:03,577 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:03,578 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:03,578 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:03,579 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:03,611 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:03,611 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:03,612 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:03,612 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:03,612 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:03,612 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:03,613 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:03,613 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:03,619 INFO L108 BuchiDifferenceFKV]: Finished buchiDifferenceFKV. First operand 33 states and 41 transitions. cyclomatic complexity: 12 Second operand 7 states. Result 404 states and 547 transitions. Complement of second has 85 states 12 powerset states73 rank states. The highest rank that occured is 7 [2019-11-25 08:50:03,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:03,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-11-25 08:50:03,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 29 transitions. [2019-11-25 08:50:03,626 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 29 transitions. Stem has 5 letters. Loop has 10 letters. [2019-11-25 08:50:03,627 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:03,628 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 29 transitions. Stem has 15 letters. Loop has 10 letters. [2019-11-25 08:50:03,628 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:03,630 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 29 transitions. Stem has 5 letters. Loop has 20 letters. [2019-11-25 08:50:03,632 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:03,632 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 404 states and 547 transitions. [2019-11-25 08:50:03,641 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2019-11-25 08:50:03,644 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 404 states to 145 states and 187 transitions. [2019-11-25 08:50:03,644 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2019-11-25 08:50:03,644 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2019-11-25 08:50:03,644 INFO L73 IsDeterministic]: Start isDeterministic. Operand 145 states and 187 transitions. [2019-11-25 08:50:03,645 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-25 08:50:03,645 INFO L688 BuchiCegarLoop]: Abstraction has 145 states and 187 transitions. [2019-11-25 08:50:03,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states and 187 transitions. [2019-11-25 08:50:03,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 96. [2019-11-25 08:50:03,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2019-11-25 08:50:03,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 129 transitions. [2019-11-25 08:50:03,659 INFO L711 BuchiCegarLoop]: Abstraction has 96 states and 129 transitions. [2019-11-25 08:50:03,661 INFO L591 BuchiCegarLoop]: Abstraction has 96 states and 129 transitions. [2019-11-25 08:50:03,661 INFO L424 BuchiCegarLoop]: ======== Iteration 11============ [2019-11-25 08:50:03,661 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 96 states and 129 transitions. [2019-11-25 08:50:03,661 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 17 [2019-11-25 08:50:03,662 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:50:03,662 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:50:03,662 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1] [2019-11-25 08:50:03,662 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [7, 4, 3] [2019-11-25 08:50:03,663 INFO L794 eck$LassoCheckResult]: Stem: 2823#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~c~0, main_~n~0;havoc main_~c~0;havoc main_~n~0;main_~c~0 := 1;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0; 2826#L15-2 assume !!(main_~c~0 > 0); 2850#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 2846#L15-2 assume !!(main_~c~0 > 0); 2832#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 2828#L15-2 [2019-11-25 08:50:03,663 INFO L796 eck$LassoCheckResult]: Loop: 2828#L15-2 assume !!(main_~c~0 > 0); 2829#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 2881#L15-2 assume !!(main_~c~0 > 0); 2874#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 2872#L15-2 assume !!(main_~c~0 > 0); 2866#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 2865#L15-2 assume !!(main_~c~0 > 0); 2864#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 2856#L15-2 assume !!(main_~c~0 > 0); 2835#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 2847#L15-2 assume !!(main_~c~0 > 0); 2845#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 2843#L15-2 assume !!(main_~c~0 > 0); 2831#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 2828#L15-2 [2019-11-25 08:50:03,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:03,663 INFO L82 PathProgramCache]: Analyzing trace with hash 29865322, now seen corresponding path program 6 times [2019-11-25 08:50:03,663 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:03,663 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014295143] [2019-11-25 08:50:03,664 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:03,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:03,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:03,669 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:03,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:03,670 INFO L82 PathProgramCache]: Analyzing trace with hash 822111324, now seen corresponding path program 6 times [2019-11-25 08:50:03,670 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:03,670 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620165979] [2019-11-25 08:50:03,670 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:03,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:03,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:03,680 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:03,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:03,681 INFO L82 PathProgramCache]: Analyzing trace with hash 128316933, now seen corresponding path program 9 times [2019-11-25 08:50:03,681 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:03,681 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559976242] [2019-11-25 08:50:03,681 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:03,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:03,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:03,694 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:03,799 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:50:03,799 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:50:03,799 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:50:03,799 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:50:03,799 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:50:03,800 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:03,800 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:50:03,800 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:50:03,800 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration11_Loop [2019-11-25 08:50:03,800 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:50:03,800 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:50:03,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:03,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:03,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:03,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:03,880 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:50:03,880 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:03,885 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:50:03,885 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:03,895 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:50:03,895 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:50:03,902 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:50:03,903 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:50:03,903 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:50:03,903 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:50:03,903 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:50:03,903 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:50:03,903 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:03,903 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:50:03,903 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:50:03,903 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration11_Loop [2019-11-25 08:50:03,904 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:50:03,904 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:50:03,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:03,909 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:03,911 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:03,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:03,977 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:50:03,978 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:03,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:03,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:03,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:03,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:03,984 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:03,986 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:50:03,986 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:03,990 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:03,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:04,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:04,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:04,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:04,000 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:04,002 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:50:04,002 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:04,006 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:04,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:04,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:04,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:50:04,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:04,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:04,014 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:04,015 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:50:04,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:04,021 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-25 08:50:04,023 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2019-11-25 08:50:04,023 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:04,026 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-25 08:50:04,026 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-25 08:50:04,026 INFO L510 LassoAnalysis]: Proved termination. [2019-11-25 08:50:04,026 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~n~0) = 1*ULTIMATE.start_main_~n~0 Supporting invariants [] [2019-11-25 08:50:04,028 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-25 08:50:04,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:04,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:04,042 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:04,042 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:04,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:04,049 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 10 conjunts are in the unsatisfiable core [2019-11-25 08:50:04,050 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:04,105 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 24 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:04,105 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 7 loop predicates [2019-11-25 08:50:04,105 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 96 states and 129 transitions. cyclomatic complexity: 42 Second operand 9 states. [2019-11-25 08:50:04,110 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 96 states and 129 transitions. cyclomatic complexity: 42. Second operand 9 states. Result 104 states and 145 transitions. Complement of second has 5 states. [2019-11-25 08:50:04,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:04,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2019-11-25 08:50:04,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 4 transitions. [2019-11-25 08:50:04,112 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 4 transitions. Stem has 5 letters. Loop has 14 letters. [2019-11-25 08:50:04,112 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:04,112 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:04,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:04,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:04,126 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:04,126 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:04,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:04,133 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 10 conjunts are in the unsatisfiable core [2019-11-25 08:50:04,134 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:04,207 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 24 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:04,207 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 7 loop predicates [2019-11-25 08:50:04,207 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 96 states and 129 transitions. cyclomatic complexity: 42 Second operand 9 states. [2019-11-25 08:50:04,213 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 96 states and 129 transitions. cyclomatic complexity: 42. Second operand 9 states. Result 104 states and 145 transitions. Complement of second has 5 states. [2019-11-25 08:50:04,214 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:04,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2019-11-25 08:50:04,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 4 transitions. [2019-11-25 08:50:04,214 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 4 transitions. Stem has 5 letters. Loop has 14 letters. [2019-11-25 08:50:04,214 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:04,214 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:04,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:04,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:04,228 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:04,228 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:04,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:04,235 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 10 conjunts are in the unsatisfiable core [2019-11-25 08:50:04,235 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:04,314 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 24 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:04,315 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 7 loop predicates [2019-11-25 08:50:04,315 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 96 states and 129 transitions. cyclomatic complexity: 42 Second operand 9 states. [2019-11-25 08:50:04,321 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 96 states and 129 transitions. cyclomatic complexity: 42. Second operand 9 states. Result 146 states and 191 transitions. Complement of second has 4 states. [2019-11-25 08:50:04,322 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:04,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2019-11-25 08:50:04,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 7 transitions. [2019-11-25 08:50:04,322 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 5 letters. Loop has 14 letters. [2019-11-25 08:50:04,323 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:04,323 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:04,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:04,344 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:04,344 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:04,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:04,351 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 10 conjunts are in the unsatisfiable core [2019-11-25 08:50:04,352 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:04,412 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 24 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:04,412 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 7 loop predicates [2019-11-25 08:50:04,412 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 96 states and 129 transitions. cyclomatic complexity: 42 Second operand 9 states. [2019-11-25 08:50:04,451 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 96 states and 129 transitions. cyclomatic complexity: 42. Second operand 9 states. Result 172 states and 219 transitions. Complement of second has 8 states. [2019-11-25 08:50:04,452 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:04,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2019-11-25 08:50:04,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2019-11-25 08:50:04,453 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 5 letters. Loop has 14 letters. [2019-11-25 08:50:04,453 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:04,453 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:04,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:04,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:04,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:04,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:04,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:04,479 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 10 conjunts are in the unsatisfiable core [2019-11-25 08:50:04,480 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:04,539 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 24 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:04,539 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemin loopwithout honda bouncer for stem and without honda bouncer for loop.1 stem predicates 7 loop predicates [2019-11-25 08:50:04,539 INFO L104 BuchiDifferenceFKV]: Start buchiDifferenceFKV. First operand 96 states and 129 transitions. cyclomatic complexity: 42 Second operand 9 states. [2019-11-25 08:50:04,612 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,612 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,614 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,614 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,614 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,614 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,615 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,615 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,616 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,617 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,617 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,617 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,665 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,665 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,665 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,666 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,668 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,668 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,669 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,669 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,669 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,670 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,670 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,670 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,671 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,671 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,671 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,672 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,674 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,674 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,674 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,675 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,675 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,675 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,676 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,676 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,727 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,728 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,728 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,728 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,729 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,729 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,732 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,732 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,733 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,733 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,733 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,733 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,734 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,734 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,734 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,735 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,735 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,735 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,735 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,736 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,736 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,736 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,736 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,737 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,738 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,738 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:04,773 INFO L108 BuchiDifferenceFKV]: Finished buchiDifferenceFKV. First operand 96 states and 129 transitions. cyclomatic complexity: 42 Second operand 9 states. Result 1787 states and 2714 transitions. Complement of second has 144 states 16 powerset states128 rank states. The highest rank that occured is 7 [2019-11-25 08:50:04,774 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 1 stem states 7 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:04,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2019-11-25 08:50:04,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 39 transitions. [2019-11-25 08:50:04,774 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 39 transitions. Stem has 5 letters. Loop has 14 letters. [2019-11-25 08:50:04,776 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:04,776 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 39 transitions. Stem has 19 letters. Loop has 14 letters. [2019-11-25 08:50:04,777 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:04,777 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 39 transitions. Stem has 5 letters. Loop has 28 letters. [2019-11-25 08:50:04,781 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:04,781 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1787 states and 2714 transitions. [2019-11-25 08:50:04,800 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 33 [2019-11-25 08:50:04,804 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1787 states to 471 states and 636 transitions. [2019-11-25 08:50:04,805 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2019-11-25 08:50:04,805 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2019-11-25 08:50:04,805 INFO L73 IsDeterministic]: Start isDeterministic. Operand 471 states and 636 transitions. [2019-11-25 08:50:04,805 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-25 08:50:04,805 INFO L688 BuchiCegarLoop]: Abstraction has 471 states and 636 transitions. [2019-11-25 08:50:04,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 471 states and 636 transitions. [2019-11-25 08:50:04,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 471 to 260. [2019-11-25 08:50:04,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2019-11-25 08:50:04,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 376 transitions. [2019-11-25 08:50:04,827 INFO L711 BuchiCegarLoop]: Abstraction has 260 states and 376 transitions. [2019-11-25 08:50:04,827 INFO L591 BuchiCegarLoop]: Abstraction has 260 states and 376 transitions. [2019-11-25 08:50:04,827 INFO L424 BuchiCegarLoop]: ======== Iteration 12============ [2019-11-25 08:50:04,828 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 260 states and 376 transitions. [2019-11-25 08:50:04,829 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 21 [2019-11-25 08:50:04,829 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:50:04,830 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:50:04,830 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1] [2019-11-25 08:50:04,830 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [9, 5, 4] [2019-11-25 08:50:04,831 INFO L794 eck$LassoCheckResult]: Stem: 5736#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~c~0, main_~n~0;havoc main_~c~0;havoc main_~n~0;main_~c~0 := 1;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0; 5744#L15-2 assume !!(main_~c~0 > 0); 5778#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 5754#L15-2 assume !!(main_~c~0 > 0); 5750#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 5745#L15-2 [2019-11-25 08:50:04,831 INFO L796 eck$LassoCheckResult]: Loop: 5745#L15-2 assume !!(main_~c~0 > 0); 5746#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 5951#L15-2 assume !!(main_~c~0 > 0); 5901#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 5891#L15-2 assume !!(main_~c~0 > 0); 5887#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 5884#L15-2 assume !!(main_~c~0 > 0); 5881#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 5867#L15-2 assume !!(main_~c~0 > 0); 5866#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 5857#L15-2 assume !!(main_~c~0 > 0); 5838#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 5839#L15-2 assume !!(main_~c~0 > 0); 5753#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 5776#L15-2 assume !!(main_~c~0 > 0); 5755#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 5752#L15-2 assume !!(main_~c~0 > 0); 5749#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 5745#L15-2 [2019-11-25 08:50:04,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:04,831 INFO L82 PathProgramCache]: Analyzing trace with hash 29865322, now seen corresponding path program 7 times [2019-11-25 08:50:04,831 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:04,832 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332099815] [2019-11-25 08:50:04,832 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:04,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:04,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:04,838 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:04,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:04,839 INFO L82 PathProgramCache]: Analyzing trace with hash -1476420572, now seen corresponding path program 7 times [2019-11-25 08:50:04,839 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:04,839 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649544544] [2019-11-25 08:50:04,839 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:04,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:04,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:04,851 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:04,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:04,852 INFO L82 PathProgramCache]: Analyzing trace with hash 939927885, now seen corresponding path program 10 times [2019-11-25 08:50:04,852 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:04,852 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782854246] [2019-11-25 08:50:04,852 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:04,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:04,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:04,867 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:05,079 WARN L192 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 67 [2019-11-25 08:50:05,092 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:50:05,092 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:50:05,092 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:50:05,092 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:50:05,092 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:50:05,092 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:05,092 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:50:05,092 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:50:05,092 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration12_Loop [2019-11-25 08:50:05,093 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:50:05,093 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:50:05,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:05,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:05,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:05,109 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:05,157 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:50:05,157 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:05,162 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:50:05,162 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:05,166 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:50:05,166 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_21=0} Honda state: {v_rep~unnamed0~0~false_21=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:05,172 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:50:05,172 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:05,182 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:50:05,182 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:05,189 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:50:05,191 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:50:05,191 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:50:05,191 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:50:05,191 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:50:05,191 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:50:05,191 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:05,192 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:50:05,192 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:50:05,192 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration12_Loop [2019-11-25 08:50:05,192 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:50:05,192 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:50:05,193 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:05,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:05,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:05,205 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:05,255 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:50:05,255 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:05,260 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:05,262 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:05,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:05,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:05,262 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:05,267 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:50:05,268 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:05,271 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:05,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:05,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:05,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:05,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:05,278 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:05,280 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:50:05,280 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:05,283 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:05,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:05,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:05,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:50:05,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:05,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:05,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:05,295 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:50:05,295 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:50:05,297 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-25 08:50:05,299 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-25 08:50:05,299 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:05,302 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-25 08:50:05,302 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-25 08:50:05,303 INFO L510 LassoAnalysis]: Proved termination. [2019-11-25 08:50:05,303 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~n~0) = 1*ULTIMATE.start_main_~n~0 Supporting invariants [] [2019-11-25 08:50:05,304 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-25 08:50:05,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:05,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:05,318 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:05,318 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:05,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:05,326 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-25 08:50:05,327 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:05,411 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 36 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:05,411 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 9 loop predicates [2019-11-25 08:50:05,411 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 260 states and 376 transitions. cyclomatic complexity: 137 Second operand 11 states. [2019-11-25 08:50:05,417 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 260 states and 376 transitions. cyclomatic complexity: 137. Second operand 11 states. Result 276 states and 420 transitions. Complement of second has 5 states. [2019-11-25 08:50:05,417 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:05,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2019-11-25 08:50:05,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 4 transitions. [2019-11-25 08:50:05,418 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 4 transitions. Stem has 5 letters. Loop has 18 letters. [2019-11-25 08:50:05,418 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:05,418 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:05,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:05,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:05,450 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:05,450 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:05,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:05,462 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-25 08:50:05,462 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:05,554 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 36 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:05,554 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 9 loop predicates [2019-11-25 08:50:05,554 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 260 states and 376 transitions. cyclomatic complexity: 137 Second operand 11 states. [2019-11-25 08:50:05,565 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 260 states and 376 transitions. cyclomatic complexity: 137. Second operand 11 states. Result 276 states and 420 transitions. Complement of second has 5 states. [2019-11-25 08:50:05,565 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:05,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2019-11-25 08:50:05,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 4 transitions. [2019-11-25 08:50:05,566 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 4 transitions. Stem has 5 letters. Loop has 18 letters. [2019-11-25 08:50:05,566 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:05,566 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:05,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:05,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:05,583 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:05,583 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:05,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:05,595 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-25 08:50:05,596 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:05,704 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 36 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:05,704 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 9 loop predicates [2019-11-25 08:50:05,704 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 260 states and 376 transitions. cyclomatic complexity: 137 Second operand 11 states. [2019-11-25 08:50:05,711 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 260 states and 376 transitions. cyclomatic complexity: 137. Second operand 11 states. Result 392 states and 537 transitions. Complement of second has 4 states. [2019-11-25 08:50:05,713 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:05,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2019-11-25 08:50:05,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 7 transitions. [2019-11-25 08:50:05,713 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 5 letters. Loop has 18 letters. [2019-11-25 08:50:05,714 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:05,714 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:05,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:05,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:05,732 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:05,732 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:05,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:05,744 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-25 08:50:05,745 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:05,850 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 36 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:05,850 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 9 loop predicates [2019-11-25 08:50:05,850 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 260 states and 376 transitions. cyclomatic complexity: 137 Second operand 11 states. [2019-11-25 08:50:05,888 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 260 states and 376 transitions. cyclomatic complexity: 137. Second operand 11 states. Result 455 states and 606 transitions. Complement of second has 8 states. [2019-11-25 08:50:05,889 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:05,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2019-11-25 08:50:05,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2019-11-25 08:50:05,889 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 5 letters. Loop has 18 letters. [2019-11-25 08:50:05,890 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:05,890 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:05,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:05,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:05,907 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:05,907 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:05,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:05,920 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-25 08:50:05,921 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:06,030 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 36 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:06,031 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemin loopwithout honda bouncer for stem and without honda bouncer for loop.1 stem predicates 9 loop predicates [2019-11-25 08:50:06,031 INFO L104 BuchiDifferenceFKV]: Start buchiDifferenceFKV. First operand 260 states and 376 transitions. cyclomatic complexity: 137 Second operand 11 states. [2019-11-25 08:50:06,086 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,088 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,089 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,089 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,090 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,090 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,090 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,090 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,091 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,091 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,091 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,092 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,092 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,093 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,094 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,094 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,094 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,094 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,095 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,095 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,096 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,096 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,096 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,097 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,097 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,097 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,097 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,098 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,141 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,142 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,143 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,144 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,144 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,144 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,145 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,145 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,145 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,146 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,146 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,146 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,146 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,146 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,147 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,147 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,148 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,148 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,149 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,149 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,149 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,149 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,150 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,150 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,151 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,151 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,151 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,152 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,153 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,153 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,153 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,154 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,154 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,154 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,154 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,155 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,155 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,155 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,155 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,155 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,157 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,157 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,157 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,157 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,159 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,159 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,159 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,159 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,160 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,160 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,160 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,160 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,160 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,161 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,161 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,161 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,210 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,210 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,210 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,212 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,212 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,212 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,212 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,213 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,213 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,214 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,214 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,214 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,214 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,215 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,215 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,215 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,215 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,215 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,216 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,216 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,216 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,216 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,217 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,217 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,218 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,218 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,219 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,219 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,219 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,219 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,220 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,220 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,220 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,220 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,222 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,222 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,222 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,222 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,223 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,223 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,225 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,225 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,225 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,226 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,226 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,226 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,226 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,226 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,227 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,227 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,227 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,227 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,227 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,228 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,228 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,228 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,229 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,229 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,230 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,231 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,231 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,231 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,231 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,231 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,232 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,232 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,233 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,233 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,233 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,233 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,233 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,234 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,234 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,234 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,303 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,304 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,304 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,306 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,306 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,306 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,306 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,307 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,307 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,308 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,308 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,308 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,309 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,309 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,309 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,309 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,309 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,310 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,310 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,310 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,310 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,311 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,311 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,311 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,312 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,312 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,314 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,314 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,314 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,314 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,315 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,315 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,317 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,317 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,317 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,317 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,317 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,318 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,318 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,318 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,318 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,319 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,319 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,319 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,319 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,319 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,320 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,320 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,320 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,320 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,322 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,322 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,322 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,322 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,323 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,323 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,323 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,323 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:06,350 INFO L108 BuchiDifferenceFKV]: Finished buchiDifferenceFKV. First operand 260 states and 376 transitions. cyclomatic complexity: 137 Second operand 11 states. Result 5484 states and 8953 transitions. Complement of second has 178 states 20 powerset states158 rank states. The highest rank that occured is 7 [2019-11-25 08:50:06,351 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 1 stem states 9 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:06,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2019-11-25 08:50:06,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 49 transitions. [2019-11-25 08:50:06,351 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 49 transitions. Stem has 5 letters. Loop has 18 letters. [2019-11-25 08:50:06,352 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:06,352 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 49 transitions. Stem has 23 letters. Loop has 18 letters. [2019-11-25 08:50:06,353 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:06,353 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 49 transitions. Stem has 5 letters. Loop has 36 letters. [2019-11-25 08:50:06,355 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:06,355 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5484 states and 8953 transitions. [2019-11-25 08:50:06,401 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 42 [2019-11-25 08:50:06,413 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5484 states to 1391 states and 1971 transitions. [2019-11-25 08:50:06,413 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2019-11-25 08:50:06,413 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2019-11-25 08:50:06,413 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1391 states and 1971 transitions. [2019-11-25 08:50:06,413 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-25 08:50:06,414 INFO L688 BuchiCegarLoop]: Abstraction has 1391 states and 1971 transitions. [2019-11-25 08:50:06,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1391 states and 1971 transitions. [2019-11-25 08:50:06,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1391 to 660. [2019-11-25 08:50:06,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 660 states. [2019-11-25 08:50:06,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 660 states and 1049 transitions. [2019-11-25 08:50:06,433 INFO L711 BuchiCegarLoop]: Abstraction has 660 states and 1049 transitions. [2019-11-25 08:50:06,434 INFO L591 BuchiCegarLoop]: Abstraction has 660 states and 1049 transitions. [2019-11-25 08:50:06,434 INFO L424 BuchiCegarLoop]: ======== Iteration 13============ [2019-11-25 08:50:06,434 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 660 states and 1049 transitions. [2019-11-25 08:50:06,437 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2019-11-25 08:50:06,437 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:50:06,438 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:50:06,438 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1] [2019-11-25 08:50:06,438 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [11, 6, 5] [2019-11-25 08:50:06,438 INFO L794 eck$LassoCheckResult]: Stem: 13489#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~c~0, main_~n~0;havoc main_~c~0;havoc main_~n~0;main_~c~0 := 1;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0; 13504#L15-2 assume !!(main_~c~0 > 0); 13615#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 13513#L15-2 assume !!(main_~c~0 > 0); 13510#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 13506#L15-2 [2019-11-25 08:50:06,439 INFO L796 eck$LassoCheckResult]: Loop: 13506#L15-2 assume !!(main_~c~0 > 0); 13507#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 14139#L15-2 assume !!(main_~c~0 > 0); 14003#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 14001#L15-2 assume !!(main_~c~0 > 0); 13999#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 13997#L15-2 assume !!(main_~c~0 > 0); 13995#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 13991#L15-2 assume !!(main_~c~0 > 0); 13989#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 13987#L15-2 assume !!(main_~c~0 > 0); 13983#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 13984#L15-2 assume !!(main_~c~0 > 0); 13969#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 13797#L15-2 assume !!(main_~c~0 > 0); 13967#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 13968#L15-2 assume !!(main_~c~0 > 0); 13515#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 13517#L15-2 assume !!(main_~c~0 > 0); 13516#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 13514#L15-2 assume !!(main_~c~0 > 0); 13512#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 13506#L15-2 [2019-11-25 08:50:06,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:06,439 INFO L82 PathProgramCache]: Analyzing trace with hash 29865322, now seen corresponding path program 8 times [2019-11-25 08:50:06,439 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:06,439 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097674980] [2019-11-25 08:50:06,440 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:06,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:06,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:06,445 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:06,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:06,445 INFO L82 PathProgramCache]: Analyzing trace with hash 684828652, now seen corresponding path program 8 times [2019-11-25 08:50:06,445 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:06,446 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938888338] [2019-11-25 08:50:06,446 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:06,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:06,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:06,457 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:06,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:06,458 INFO L82 PathProgramCache]: Analyzing trace with hash 185301141, now seen corresponding path program 11 times [2019-11-25 08:50:06,458 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:06,458 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655418990] [2019-11-25 08:50:06,458 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:06,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:06,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:06,472 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:06,640 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 79 [2019-11-25 08:50:06,660 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:50:06,660 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:50:06,660 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:50:06,660 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:50:06,660 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:50:06,661 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:06,661 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:50:06,661 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:50:06,661 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration13_Loop [2019-11-25 08:50:06,661 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:50:06,661 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:50:06,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:06,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:06,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:06,674 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:06,712 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:50:06,713 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:06,716 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:50:06,716 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:50:06,719 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:50:06,719 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_23=1} Honda state: {v_rep~unnamed0~0~true_23=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:06,723 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:50:06,723 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:50:06,726 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:50:06,726 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_23=0} Honda state: {v_rep~unnamed0~0~false_23=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:06,730 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:50:06,730 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:06,736 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:50:06,737 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:50:06,749 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:50:06,750 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:50:06,751 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:50:06,751 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:50:06,751 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:50:06,751 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:50:06,751 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:06,751 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:50:06,751 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:50:06,751 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration13_Loop [2019-11-25 08:50:06,751 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:50:06,751 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:50:06,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:06,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:06,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:06,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:06,827 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:50:06,827 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:06,833 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:06,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:06,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:06,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:06,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:06,838 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:50:06,838 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:06,841 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:06,847 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:06,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:06,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:06,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:06,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:06,851 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:50:06,851 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:06,854 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:06,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:06,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:06,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:50:06,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:06,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:06,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:06,863 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:50:06,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:06,865 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-25 08:50:06,868 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2019-11-25 08:50:06,868 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:06,872 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-25 08:50:06,873 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-25 08:50:06,873 INFO L510 LassoAnalysis]: Proved termination. [2019-11-25 08:50:06,873 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~n~0) = 1*ULTIMATE.start_main_~n~0 Supporting invariants [] [2019-11-25 08:50:06,875 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:06,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:06,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:06,893 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:06,894 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:06,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:06,906 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 14 conjunts are in the unsatisfiable core [2019-11-25 08:50:06,907 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:07,021 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 50 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:07,021 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 11 loop predicates [2019-11-25 08:50:07,021 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 660 states and 1049 transitions. cyclomatic complexity: 434 Second operand 13 states. [2019-11-25 08:50:07,028 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 660 states and 1049 transitions. cyclomatic complexity: 434. Second operand 13 states. Result 692 states and 1173 transitions. Complement of second has 5 states. [2019-11-25 08:50:07,028 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:07,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2019-11-25 08:50:07,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 4 transitions. [2019-11-25 08:50:07,029 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 4 transitions. Stem has 5 letters. Loop has 22 letters. [2019-11-25 08:50:07,029 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:07,029 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:07,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:07,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:07,052 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:07,052 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:07,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:07,064 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 14 conjunts are in the unsatisfiable core [2019-11-25 08:50:07,065 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:07,180 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 50 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:07,181 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 11 loop predicates [2019-11-25 08:50:07,181 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 660 states and 1049 transitions. cyclomatic complexity: 434 Second operand 13 states. [2019-11-25 08:50:07,191 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 660 states and 1049 transitions. cyclomatic complexity: 434. Second operand 13 states. Result 692 states and 1173 transitions. Complement of second has 5 states. [2019-11-25 08:50:07,193 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:07,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2019-11-25 08:50:07,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 4 transitions. [2019-11-25 08:50:07,194 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 4 transitions. Stem has 5 letters. Loop has 22 letters. [2019-11-25 08:50:07,194 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:07,194 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:07,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:07,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:07,213 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:07,213 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:07,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:07,226 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 14 conjunts are in the unsatisfiable core [2019-11-25 08:50:07,227 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:07,362 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 50 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:07,363 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 11 loop predicates [2019-11-25 08:50:07,363 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 660 states and 1049 transitions. cyclomatic complexity: 434 Second operand 13 states. [2019-11-25 08:50:07,380 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 660 states and 1049 transitions. cyclomatic complexity: 434. Second operand 13 states. Result 996 states and 1456 transitions. Complement of second has 4 states. [2019-11-25 08:50:07,380 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:07,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2019-11-25 08:50:07,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 7 transitions. [2019-11-25 08:50:07,380 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 5 letters. Loop has 22 letters. [2019-11-25 08:50:07,381 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:07,381 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:07,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:07,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:07,399 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:07,399 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:07,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:07,409 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 14 conjunts are in the unsatisfiable core [2019-11-25 08:50:07,409 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:07,521 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 50 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:07,521 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 11 loop predicates [2019-11-25 08:50:07,521 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 660 states and 1049 transitions. cyclomatic complexity: 434 Second operand 13 states. [2019-11-25 08:50:07,550 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 660 states and 1049 transitions. cyclomatic complexity: 434. Second operand 13 states. Result 1149 states and 1623 transitions. Complement of second has 8 states. [2019-11-25 08:50:07,550 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:07,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2019-11-25 08:50:07,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2019-11-25 08:50:07,551 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 5 letters. Loop has 22 letters. [2019-11-25 08:50:07,551 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:07,551 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:07,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:07,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:07,564 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:07,564 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:07,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:07,577 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 14 conjunts are in the unsatisfiable core [2019-11-25 08:50:07,578 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:07,700 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 50 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:07,701 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemin loopwithout honda bouncer for stem and without honda bouncer for loop.1 stem predicates 11 loop predicates [2019-11-25 08:50:07,701 INFO L104 BuchiDifferenceFKV]: Start buchiDifferenceFKV. First operand 660 states and 1049 transitions. cyclomatic complexity: 434 Second operand 13 states. [2019-11-25 08:50:07,773 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,773 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,774 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,774 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,774 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,775 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,775 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,776 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,776 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,776 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,776 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,777 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,777 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,778 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,778 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,779 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,779 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,779 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,780 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,780 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,781 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,781 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,781 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,782 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,782 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,782 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,782 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,783 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,783 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,783 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,783 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,784 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,784 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,784 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,784 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,784 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,785 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,785 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,786 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,786 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,786 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,787 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,787 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,787 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,787 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,788 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,788 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,788 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,789 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,789 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,789 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,790 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,790 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,790 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,790 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,790 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,791 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,791 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,791 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,792 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,846 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,847 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,847 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,848 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,848 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,848 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,848 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,848 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,849 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,849 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,850 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,850 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,851 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,851 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,851 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,852 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,852 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,852 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,852 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,852 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,853 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,853 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,853 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,853 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,854 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,854 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,855 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,855 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,855 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,856 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,857 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,857 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,857 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,857 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,858 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,858 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,859 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,859 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,860 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,860 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,860 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,860 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,861 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,862 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,862 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,862 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,863 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,863 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,863 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,863 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,864 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,864 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,864 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,864 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,864 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,865 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,865 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,865 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,865 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,865 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,866 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,866 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,866 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,866 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,866 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,866 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,867 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,867 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,867 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,867 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,867 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,868 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,869 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,869 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,869 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,869 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,870 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,870 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,871 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,871 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,871 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,872 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,872 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,872 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,873 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,873 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,873 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,873 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,874 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,874 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,874 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,874 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,874 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,874 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,875 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,875 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,876 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,876 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,876 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,876 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,877 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,878 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,878 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,878 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,878 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,878 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,879 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,879 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,879 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,879 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,879 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,880 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,881 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,881 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,881 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,881 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,881 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,882 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,882 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,882 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,960 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,960 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,961 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,961 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,962 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,962 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,962 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,962 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,963 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,963 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,963 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,963 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,964 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,964 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,964 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,965 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,965 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,966 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,966 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,967 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,967 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,968 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,968 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,968 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,969 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,969 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,970 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,970 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,970 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,970 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,970 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,971 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,971 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,971 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,971 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,971 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,972 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,972 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,973 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,974 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,974 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,974 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,975 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,975 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,975 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,976 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,977 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,977 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,977 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,977 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,977 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,978 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,978 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,979 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,979 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,980 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,980 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,981 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,981 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,981 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,982 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,982 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,982 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,983 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,984 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,984 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,984 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,984 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,984 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,985 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,985 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,986 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,986 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,986 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,986 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,986 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,987 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,987 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,987 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,987 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,987 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,988 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,988 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,988 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,988 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,988 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,989 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,989 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,989 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,989 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,989 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,990 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,990 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,990 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,990 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,990 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,991 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,991 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,991 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,991 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,991 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,992 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,992 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,992 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,992 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,992 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,993 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,993 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,994 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,995 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,995 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,995 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,995 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,995 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,997 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,997 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,997 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,997 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,998 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,998 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,999 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,999 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:07,999 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,000 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,000 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,000 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,000 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,001 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,001 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,001 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,001 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,001 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,002 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,002 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,002 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,002 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,002 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,003 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,003 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,003 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,003 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,003 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,004 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,004 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,005 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,005 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,006 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,006 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,006 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,006 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,008 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,008 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,008 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,008 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,008 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,009 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,009 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,009 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,009 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,009 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,010 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,010 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,010 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,010 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,010 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,011 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,011 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,011 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,011 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,012 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,108 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,109 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,109 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,110 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,110 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,110 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,111 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,111 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,111 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,111 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,111 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,112 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,112 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,113 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,113 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,114 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,114 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,114 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,115 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,115 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,115 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,116 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,116 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,116 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,117 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,117 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,117 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,117 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,117 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,118 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,118 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,118 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,118 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,118 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,119 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,119 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,120 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,120 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,120 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,122 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,122 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,122 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,122 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,123 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,123 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,123 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,123 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,123 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,125 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,126 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,126 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,126 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,126 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,126 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,127 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,127 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,127 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,129 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,129 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,129 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,130 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,130 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,130 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,130 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,130 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,131 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,132 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,132 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,132 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,132 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,133 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,133 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,133 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,133 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,134 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,134 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,134 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,134 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,134 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,135 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,135 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,135 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,135 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,135 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,136 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,136 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,136 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,136 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,136 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,137 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,137 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,137 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,137 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,137 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,138 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,138 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,138 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,138 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,138 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,139 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,139 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,139 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,139 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,139 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,140 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,140 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,140 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,140 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,142 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,142 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,142 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,143 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,143 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,143 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,143 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,143 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,144 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,145 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,146 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,146 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,146 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,146 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,147 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,147 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,147 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,147 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,148 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,148 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,148 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,148 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,148 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,149 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,149 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,149 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,149 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,149 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,150 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,150 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,150 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,150 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,150 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,151 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,151 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,151 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,152 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,152 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,152 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,153 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,153 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,153 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,154 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,154 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,154 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,154 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,240 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,240 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,241 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,241 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,242 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,242 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,242 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,242 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,242 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,243 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,243 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,243 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,243 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,244 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,245 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,245 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,245 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,245 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,245 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,246 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,246 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,246 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,247 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,247 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,247 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,247 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,247 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,248 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,249 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,249 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,249 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,250 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,250 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,250 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,252 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,252 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,252 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,252 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,253 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,253 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,253 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,253 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,253 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,255 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,255 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,255 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,255 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,255 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,256 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,257 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,258 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,258 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,258 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,258 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,258 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,259 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,259 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,259 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,260 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,261 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,261 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,261 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,261 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,261 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,262 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,262 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,262 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,262 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,262 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,263 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,263 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,263 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,263 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,263 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,263 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,264 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,264 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,264 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,264 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,264 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,265 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,265 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,265 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,265 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,265 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,266 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,266 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,266 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,266 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,266 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,266 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,267 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,267 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,267 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,267 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,267 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,268 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,268 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,268 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,268 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,269 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,270 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,270 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,270 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,270 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,271 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,272 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,272 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,272 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,272 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,272 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,273 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,273 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,273 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,273 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,273 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,274 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,274 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,274 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,274 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,274 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,275 WARN L278 uchiComplementFKVNwa]: big8 [2019-11-25 08:50:08,313 INFO L108 BuchiDifferenceFKV]: Finished buchiDifferenceFKV. First operand 660 states and 1049 transitions. cyclomatic complexity: 434 Second operand 13 states. Result 14845 states and 25888 transitions. Complement of second has 212 states 24 powerset states188 rank states. The highest rank that occured is 7 [2019-11-25 08:50:08,314 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 1 stem states 11 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:08,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2019-11-25 08:50:08,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 59 transitions. [2019-11-25 08:50:08,314 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 59 transitions. Stem has 5 letters. Loop has 22 letters. [2019-11-25 08:50:08,316 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:08,316 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 59 transitions. Stem has 27 letters. Loop has 22 letters. [2019-11-25 08:50:08,318 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:08,318 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 59 transitions. Stem has 5 letters. Loop has 44 letters. [2019-11-25 08:50:08,323 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:08,323 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14845 states and 25888 transitions. [2019-11-25 08:50:08,435 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 51 [2019-11-25 08:50:08,468 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14845 states to 3699 states and 5622 transitions. [2019-11-25 08:50:08,468 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2019-11-25 08:50:08,469 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2019-11-25 08:50:08,469 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3699 states and 5622 transitions. [2019-11-25 08:50:08,469 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-25 08:50:08,469 INFO L688 BuchiCegarLoop]: Abstraction has 3699 states and 5622 transitions. [2019-11-25 08:50:08,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3699 states and 5622 transitions. [2019-11-25 08:50:08,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3699 to 1604. [2019-11-25 08:50:08,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1604 states. [2019-11-25 08:50:08,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1604 states and 2868 transitions. [2019-11-25 08:50:08,527 INFO L711 BuchiCegarLoop]: Abstraction has 1604 states and 2868 transitions. [2019-11-25 08:50:08,527 INFO L591 BuchiCegarLoop]: Abstraction has 1604 states and 2868 transitions. [2019-11-25 08:50:08,527 INFO L424 BuchiCegarLoop]: ======== Iteration 14============ [2019-11-25 08:50:08,527 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1604 states and 2868 transitions. [2019-11-25 08:50:08,533 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 29 [2019-11-25 08:50:08,533 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:50:08,533 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:50:08,534 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1] [2019-11-25 08:50:08,534 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [13, 7, 6] [2019-11-25 08:50:08,535 INFO L794 eck$LassoCheckResult]: Stem: 33239#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~c~0, main_~n~0;havoc main_~c~0;havoc main_~n~0;main_~c~0 := 1;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0; 33240#L15-2 assume !!(main_~c~0 > 0); 33455#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 33279#L15-2 assume !!(main_~c~0 > 0); 33276#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 33272#L15-2 [2019-11-25 08:50:08,536 INFO L796 eck$LassoCheckResult]: Loop: 33272#L15-2 assume !!(main_~c~0 > 0); 33273#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 34829#L15-2 assume !!(main_~c~0 > 0); 34179#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 34178#L15-2 assume !!(main_~c~0 > 0); 34177#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 34176#L15-2 assume !!(main_~c~0 > 0); 34175#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 34174#L15-2 assume !!(main_~c~0 > 0); 34173#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 34172#L15-2 assume !!(main_~c~0 > 0); 34171#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 34170#L15-2 assume !!(main_~c~0 > 0); 34169#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 34133#L15-2 assume !!(main_~c~0 > 0); 34168#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 34167#L15-2 assume !!(main_~c~0 > 0); 34166#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 33612#L15-2 assume !!(main_~c~0 > 0); 34165#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 34163#L15-2 assume !!(main_~c~0 > 0); 33281#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 33283#L15-2 assume !!(main_~c~0 > 0); 33282#L15 assume main_~n~0 > 100;main_~n~0 := main_~n~0 - 10;main_~c~0 := main_~c~0 - 1; 33280#L15-2 assume !!(main_~c~0 > 0); 33278#L15 assume !(main_~n~0 > 100);main_~n~0 := 11 + main_~n~0;main_~c~0 := 1 + main_~c~0; 33272#L15-2 [2019-11-25 08:50:08,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:08,536 INFO L82 PathProgramCache]: Analyzing trace with hash 29865322, now seen corresponding path program 9 times [2019-11-25 08:50:08,536 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:08,536 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786721308] [2019-11-25 08:50:08,537 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:08,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:08,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:08,545 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:08,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:08,546 INFO L82 PathProgramCache]: Analyzing trace with hash -1767338060, now seen corresponding path program 9 times [2019-11-25 08:50:08,546 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:08,546 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509436751] [2019-11-25 08:50:08,546 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:08,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:08,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:08,570 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:08,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:08,571 INFO L82 PathProgramCache]: Analyzing trace with hash 818406365, now seen corresponding path program 12 times [2019-11-25 08:50:08,571 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:08,573 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445147362] [2019-11-25 08:50:08,574 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:08,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:08,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:08,599 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:08,883 WARN L192 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 91 [2019-11-25 08:50:08,896 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:50:08,897 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:50:08,897 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:50:08,897 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:50:08,897 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:50:08,897 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:08,897 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:50:08,897 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:50:08,897 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration14_Loop [2019-11-25 08:50:08,897 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:50:08,897 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:50:08,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:08,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:08,911 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:08,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:08,961 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:50:08,961 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:08,965 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:50:08,966 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:08,978 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:50:08,978 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:09,029 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:50:09,031 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:50:09,031 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:50:09,031 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:50:09,031 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:50:09,031 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:50:09,031 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:09,031 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:50:09,031 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:50:09,031 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration14_Loop [2019-11-25 08:50:09,031 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:50:09,032 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:50:09,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:09,038 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:09,043 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:09,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:09,095 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:50:09,095 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:09,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:09,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:09,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:09,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:09,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:09,102 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:50:09,102 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:50:09,104 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:09,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:09,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:09,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:50:09,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:09,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:09,111 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:09,112 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:50:09,112 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:50:09,114 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-25 08:50:09,116 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-25 08:50:09,116 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_babff35c-282d-4efa-9288-657cbafab4e2/bin/uautomizer/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:09,120 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-25 08:50:09,120 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-25 08:50:09,120 INFO L510 LassoAnalysis]: Proved termination. [2019-11-25 08:50:09,120 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~c~0) = 1*ULTIMATE.start_main_~c~0 Supporting invariants [] [2019-11-25 08:50:09,121 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-25 08:50:09,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:09,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:09,135 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:09,136 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:09,146 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 16 conjunts are in the unsatisfiable core [2019-11-25 08:50:09,147 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:09,202 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 81 proven. 35 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-11-25 08:50:09,202 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 6 loop predicates [2019-11-25 08:50:09,202 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1604 states and 2868 transitions. cyclomatic complexity: 1357 Second operand 8 states. [2019-11-25 08:50:09,215 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1604 states and 2868 transitions. cyclomatic complexity: 1357. Second operand 8 states. Result 1668 states and 3224 transitions. Complement of second has 5 states. [2019-11-25 08:50:09,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:09,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2019-11-25 08:50:09,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 4 transitions. [2019-11-25 08:50:09,216 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 4 transitions. Stem has 5 letters. Loop has 26 letters. [2019-11-25 08:50:09,216 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:09,217 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:09,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:09,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:09,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:09,233 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:09,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:09,245 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 16 conjunts are in the unsatisfiable core [2019-11-25 08:50:09,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:09,286 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 81 proven. 35 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-11-25 08:50:09,286 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 6 loop predicates [2019-11-25 08:50:09,286 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1604 states and 2868 transitions. cyclomatic complexity: 1357 Second operand 8 states. [2019-11-25 08:50:09,318 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1604 states and 2868 transitions. cyclomatic complexity: 1357. Second operand 8 states. Result 1668 states and 3224 transitions. Complement of second has 5 states. [2019-11-25 08:50:09,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:09,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2019-11-25 08:50:09,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 4 transitions. [2019-11-25 08:50:09,319 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 4 transitions. Stem has 5 letters. Loop has 26 letters. [2019-11-25 08:50:09,319 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:09,319 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:09,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:09,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:09,334 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:09,334 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:09,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:09,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 16 conjunts are in the unsatisfiable core [2019-11-25 08:50:09,346 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:09,405 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 81 proven. 35 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-11-25 08:50:09,406 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 6 loop predicates [2019-11-25 08:50:09,406 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1604 states and 2868 transitions. cyclomatic complexity: 1357 Second operand 8 states. [2019-11-25 08:50:09,441 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1604 states and 2868 transitions. cyclomatic complexity: 1357. Second operand 8 states. Result 2364 states and 3787 transitions. Complement of second has 7 states. [2019-11-25 08:50:09,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:09,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2019-11-25 08:50:09,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 9 transitions. [2019-11-25 08:50:09,442 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 5 letters. Loop has 26 letters. [2019-11-25 08:50:09,442 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:09,442 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-25 08:50:09,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:09,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:09,461 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:50:09,461 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:09,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:09,474 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 16 conjunts are in the unsatisfiable core [2019-11-25 08:50:09,475 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:09,531 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 81 proven. 35 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-11-25 08:50:09,531 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 6 loop predicates [2019-11-25 08:50:09,531 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1604 states and 2868 transitions. cyclomatic complexity: 1357 Second operand 8 states. [2019-11-25 08:50:09,578 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1604 states and 2868 transitions. cyclomatic complexity: 1357. Second operand 8 states. Result 3111 states and 5286 transitions. Complement of second has 12 states. [2019-11-25 08:50:09,578 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:09,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2019-11-25 08:50:09,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 13 transitions. [2019-11-25 08:50:09,579 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13 transitions. Stem has 5 letters. Loop has 26 letters. [2019-11-25 08:50:09,579 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:09,579 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13 transitions. Stem has 31 letters. Loop has 26 letters. [2019-11-25 08:50:09,580 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:09,580 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13 transitions. Stem has 5 letters. Loop has 52 letters. [2019-11-25 08:50:09,581 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:09,581 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3111 states and 5286 transitions. [2019-11-25 08:50:09,596 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-25 08:50:09,597 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3111 states to 0 states and 0 transitions. [2019-11-25 08:50:09,597 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-25 08:50:09,597 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-25 08:50:09,597 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-25 08:50:09,597 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:50:09,597 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:50:09,598 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:50:09,598 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:50:09,598 INFO L424 BuchiCegarLoop]: ======== Iteration 15============ [2019-11-25 08:50:09,598 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:50:09,598 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-25 08:50:09,598 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-25 08:50:09,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 08:50:09 BoogieIcfgContainer [2019-11-25 08:50:09,606 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-25 08:50:09,606 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:50:09,607 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:50:09,607 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:50:09,610 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:49:57" (3/4) ... [2019-11-25 08:50:09,613 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-25 08:50:09,613 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:50:09,614 INFO L168 Benchmark]: Toolchain (without parser) took 12810.86 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 374.9 MB). Free memory was 944.7 MB in the beginning and 1.3 GB in the end (delta: -359.3 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:09,615 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:50:09,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 329.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -197.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:09,615 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:50:09,616 INFO L168 Benchmark]: Boogie Preprocessor took 28.08 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:50:09,616 INFO L168 Benchmark]: RCFGBuilder took 229.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:09,616 INFO L168 Benchmark]: BuchiAutomizer took 12165.93 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 226.0 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -181.3 MB). Peak memory consumption was 44.6 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:09,617 INFO L168 Benchmark]: Witness Printer took 6.99 ms. Allocated memory is still 1.4 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:50:09,618 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 329.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -197.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.08 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 229.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 12165.93 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 226.0 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -181.3 MB). Peak memory consumption was 44.6 MB. Max. memory is 11.5 GB. * Witness Printer took 6.99 ms. Allocated memory is still 1.4 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 17 terminating modules (4 trivial, 4 deterministic, 9 nondeterministic). One deterministic module has affine ranking function n and consists of 4 locations. One deterministic module has affine ranking function c and consists of 3 locations. One deterministic module has affine ranking function -2 * n + 211 and consists of 3 locations. One deterministic module has affine ranking function n and consists of 5 locations. One nondeterministic module has affine ranking function c and consists of 3 locations. One nondeterministic module has affine ranking function -2 * n + 211 and consists of 3 locations. One nondeterministic module has affine ranking function -2 * n + 201 and consists of 5 locations. One nondeterministic module has affine ranking function n and consists of 5 locations. One nondeterministic module has affine ranking function n and consists of 7 locations. One nondeterministic module has affine ranking function n and consists of 9 locations. One nondeterministic module has affine ranking function n and consists of 11 locations. One nondeterministic module has affine ranking function n and consists of 13 locations. One nondeterministic module has affine ranking function c and consists of 6 locations. 4 modules have a trivial ranking function, the largest among these consists of 15 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 12.1s and 15 iterations. TraceHistogramMax:13. Analysis of lassos took 5.7s. Construction of modules took 0.5s. Büchi inclusion checks took 5.1s. Highest rank in rank-based complementation 7. Minimization of det autom 1. Minimization of nondet autom 16. Automata minimization 0.1s AutomataMinimizationTime, 16 MinimizatonAttempts, 3227 StatesRemovedByMinimization, 14 NontrivialMinimizations. Non-live state removal took 0.2s Buchi closure took 0.0s. Biggest automaton had 1604 states and ocurred in iteration 13. Nontrivial modules had stage [4, 0, 3, 1, 5]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 254/414 HoareTripleCheckerStatistics: 208 SDtfs, 258 SDslu, 112 SDs, 0 SdLazy, 442 SolverSat, 176 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT10 conc0 concLT1 SILN0 SILU0 SILI0 SILT2 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax160 hnf98 lsp37 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq151 hnf94 smp97 dnf100 smp100 tf112 neg100 sie110 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 36ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 11 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 13 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.7s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...