./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label45.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label45.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 32bit --witnessprinter.graph.data.programhash eadb33136c36588f3040fbda14d62db855361eef 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Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 17:42:36,578 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 17:42:36,580 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 17:42:36,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 17:42:36,589 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 17:42:36,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 17:42:36,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 17:42:36,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 17:42:36,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 17:42:36,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 17:42:36,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 17:42:36,595 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 17:42:36,596 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 17:42:36,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 17:42:36,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 17:42:36,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 17:42:36,598 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 17:42:36,599 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 17:42:36,601 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 17:42:36,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 17:42:36,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 17:42:36,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 17:42:36,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 17:42:36,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 17:42:36,608 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 17:42:36,608 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 17:42:36,608 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 17:42:36,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 17:42:36,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 17:42:36,609 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 17:42:36,610 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 17:42:36,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 17:42:36,611 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 17:42:36,611 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 17:42:36,612 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 17:42:36,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 17:42:36,613 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 17:42:36,613 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 17:42:36,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 17:42:36,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 17:42:36,614 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 17:42:36,615 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-12-07 17:42:36,629 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 17:42:36,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 17:42:36,630 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 17:42:36,630 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 17:42:36,630 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 17:42:36,630 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-12-07 17:42:36,631 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-12-07 17:42:36,631 INFO L138 SettingsManager]: * Use old map elimination=false [2019-12-07 17:42:36,631 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-12-07 17:42:36,631 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-12-07 17:42:36,631 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-12-07 17:42:36,631 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 17:42:36,632 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 17:42:36,632 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 17:42:36,632 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 17:42:36,632 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 17:42:36,632 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 17:42:36,633 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-12-07 17:42:36,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-12-07 17:42:36,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-12-07 17:42:36,633 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 17:42:36,633 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 17:42:36,634 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-12-07 17:42:36,634 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 17:42:36,634 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-12-07 17:42:36,634 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 17:42:36,634 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 17:42:36,634 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-12-07 17:42:36,635 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 17:42:36,635 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 17:42:36,635 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 17:42:36,635 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-12-07 17:42:36,636 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-12-07 17:42:36,636 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_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eadb33136c36588f3040fbda14d62db855361eef [2019-12-07 17:42:36,740 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 17:42:36,748 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 17:42:36,750 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 17:42:36,751 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 17:42:36,751 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 17:42:36,752 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label45.c [2019-12-07 17:42:36,789 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/data/290491160/10e26ac6041144ebbdf9799609cd3bf6/FLAG31c4a5f16 [2019-12-07 17:42:37,160 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 17:42:37,160 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/sv-benchmarks/c/eca-rers2012/Problem02_label45.c [2019-12-07 17:42:37,168 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/data/290491160/10e26ac6041144ebbdf9799609cd3bf6/FLAG31c4a5f16 [2019-12-07 17:42:37,176 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/data/290491160/10e26ac6041144ebbdf9799609cd3bf6 [2019-12-07 17:42:37,178 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 17:42:37,179 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 17:42:37,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 17:42:37,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 17:42:37,182 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 17:42:37,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:42:37" (1/1) ... [2019-12-07 17:42:37,184 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c51c803 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:37, skipping insertion in model container [2019-12-07 17:42:37,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:42:37" (1/1) ... [2019-12-07 17:42:37,189 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 17:42:37,219 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 17:42:37,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:42:37,459 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 17:42:37,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:42:37,521 INFO L208 MainTranslator]: Completed translation [2019-12-07 17:42:37,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:37 WrapperNode [2019-12-07 17:42:37,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 17:42:37,522 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 17:42:37,522 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 17:42:37,522 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 17:42:37,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:37" (1/1) ... [2019-12-07 17:42:37,542 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:37" (1/1) ... [2019-12-07 17:42:37,573 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 17:42:37,573 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 17:42:37,573 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 17:42:37,573 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 17:42:37,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:37" (1/1) ... [2019-12-07 17:42:37,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:37" (1/1) ... [2019-12-07 17:42:37,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:37" (1/1) ... [2019-12-07 17:42:37,583 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:37" (1/1) ... [2019-12-07 17:42:37,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:37" (1/1) ... [2019-12-07 17:42:37,603 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:37" (1/1) ... [2019-12-07 17:42:37,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:37" (1/1) ... [2019-12-07 17:42:37,613 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 17:42:37,613 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 17:42:37,613 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 17:42:37,613 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 17:42:37,614 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:37,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 17:42:37,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 17:42:38,266 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 17:42:38,267 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-07 17:42:38,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:42:38 BoogieIcfgContainer [2019-12-07 17:42:38,268 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 17:42:38,268 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-12-07 17:42:38,268 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-12-07 17:42:38,270 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-12-07 17:42:38,271 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 17:42:38,271 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 05:42:37" (1/3) ... [2019-12-07 17:42:38,272 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1285f780 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 05:42:38, skipping insertion in model container [2019-12-07 17:42:38,272 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 17:42:38,272 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:37" (2/3) ... [2019-12-07 17:42:38,272 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1285f780 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 05:42:38, skipping insertion in model container [2019-12-07 17:42:38,272 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 17:42:38,272 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:42:38" (3/3) ... [2019-12-07 17:42:38,273 INFO L371 chiAutomizerObserver]: Analyzing ICFG Problem02_label45.c [2019-12-07 17:42:38,303 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-12-07 17:42:38,303 INFO L357 BuchiCegarLoop]: Hoare is false [2019-12-07 17:42:38,303 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-12-07 17:42:38,303 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 17:42:38,303 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 17:42:38,303 INFO L361 BuchiCegarLoop]: Difference is false [2019-12-07 17:42:38,303 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 17:42:38,303 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-12-07 17:42:38,321 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 226 states. [2019-12-07 17:42:38,349 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 221 [2019-12-07 17:42:38,349 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:42:38,349 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:42:38,356 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-12-07 17:42:38,356 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-12-07 17:42:38,356 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-12-07 17:42:38,356 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 226 states. [2019-12-07 17:42:38,365 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 221 [2019-12-07 17:42:38,365 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:42:38,365 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:42:38,366 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-12-07 17:42:38,366 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-12-07 17:42:38,371 INFO L794 eck$LassoCheckResult]: Stem: 78#ULTIMATE.startENTRYtrue ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 9#L-1true havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 164#L606-2true [2019-12-07 17:42:38,372 INFO L796 eck$LassoCheckResult]: Loop: 164#L606-2true assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 65#L611true assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 191#L30true assume ((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0;~a28~0 := 9;~a11~0 := 1;~a25~0 := 1;calculate_output_#res := -1; 206#L597true main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 164#L606-2true [2019-12-07 17:42:38,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:38,376 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2019-12-07 17:42:38,381 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:38,382 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189780536] [2019-12-07 17:42:38,382 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:38,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:38,452 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:38,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:38,453 INFO L82 PathProgramCache]: Analyzing trace with hash 1268139, now seen corresponding path program 1 times [2019-12-07 17:42:38,453 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:38,453 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73506453] [2019-12-07 17:42:38,453 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:38,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:38,472 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:38,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:38,473 INFO L82 PathProgramCache]: Analyzing trace with hash 889695341, now seen corresponding path program 1 times [2019-12-07 17:42:38,474 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:38,474 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161283577] [2019-12-07 17:42:38,474 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:38,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:42:38,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:42:38,515 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161283577] [2019-12-07 17:42:38,516 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:42:38,516 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:42:38,517 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985481478] [2019-12-07 17:42:38,630 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 17:42:38,631 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 17:42:38,631 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 17:42:38,631 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 17:42:38,631 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 17:42:38,631 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:38,631 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 17:42:38,631 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 17:42:38,632 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label45.c_Iteration1_Loop [2019-12-07 17:42:38,632 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 17:42:38,632 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 17:42:38,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:38,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:38,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:38,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:38,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:38,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:38,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:38,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:38,896 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 17:42:38,897 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:38,901 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:38,902 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:38,908 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:38,909 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a17~0=8} Honda state: {~a17~0=8} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:38,913 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:38,913 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:38,917 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:38,918 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a25~0=1, ~a28~0=9} Honda state: {~a25~0=1, ~a28~0=9} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:38,921 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:38,922 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:38,926 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:38,927 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_calculate_output_#res=-1, ULTIMATE.start_main_~output~0=-1} Honda state: {ULTIMATE.start_calculate_output_#res=-1, ULTIMATE.start_main_~output~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:38,932 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:38,932 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:38,936 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:38,936 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a19~0=1} Honda state: {~a19~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:38,942 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:38,942 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:38,945 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:38,945 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a21~0=1} Honda state: {~a21~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:38,963 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:38,963 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:38,966 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:38,966 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret3=0} Honda state: {ULTIMATE.start_main_#t~ret3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:38,970 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:38,970 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:38,976 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:38,976 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~input~0=4, ULTIMATE.start_main_#t~nondet2=4, ULTIMATE.start_calculate_output_~input=4, ULTIMATE.start_calculate_output_#in~input=4} Honda state: {ULTIMATE.start_main_~input~0=4, ULTIMATE.start_main_#t~nondet2=4, ULTIMATE.start_calculate_output_~input=4, ULTIMATE.start_calculate_output_#in~input=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:38,980 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:38,980 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:38,988 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 17:42:38,989 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:39,006 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 17:42:39,007 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 17:42:39,007 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 17:42:39,007 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 17:42:39,007 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 17:42:39,008 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 17:42:39,008 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,008 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 17:42:39,008 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 17:42:39,008 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label45.c_Iteration1_Loop [2019-12-07 17:42:39,008 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 17:42:39,008 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 17:42:39,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:39,025 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:39,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:39,056 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:39,061 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:39,063 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:39,066 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:39,067 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:39,216 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 17:42:39,219 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,223 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 [2019-12-07 17:42:39,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:39,228 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:42:39,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,231 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,236 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 [2019-12-07 17:42:39,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:39,238 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:42:39,238 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,240 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,244 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 [2019-12-07 17:42:39,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,246 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-12-07 17:42:39,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:39,249 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:39,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,254 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,259 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 [2019-12-07 17:42:39,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,261 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:39,262 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:42:39,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,265 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,269 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 [2019-12-07 17:42:39,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,271 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:39,271 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:42:39,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,272 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,276 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 [2019-12-07 17:42:39,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,277 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,278 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:39,278 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:42:39,278 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,280 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,284 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 [2019-12-07 17:42:39,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,286 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:39,286 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:42:39,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,289 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,294 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 [2019-12-07 17:42:39,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,295 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:39,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:39,297 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:39,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,299 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:39,300 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,303 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 [2019-12-07 17:42:39,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,305 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:39,306 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:39,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,309 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,313 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 [2019-12-07 17:42:39,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,315 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,315 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:39,316 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:39,316 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,318 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,323 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 [2019-12-07 17:42:39,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,325 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-12-07 17:42:39,325 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:39,329 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 17:42:39,329 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,336 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,340 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 [2019-12-07 17:42:39,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,342 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,342 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:39,343 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:39,343 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,346 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,352 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 [2019-12-07 17:42:39,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,354 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:39,354 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:39,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,356 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,367 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 [2019-12-07 17:42:39,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,368 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:39,369 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:39,369 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,371 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,375 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 [2019-12-07 17:42:39,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,377 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:39,377 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:39,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,378 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,383 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 [2019-12-07 17:42:39,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,384 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:39,384 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:39,385 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:39,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,388 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:39,389 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,392 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 [2019-12-07 17:42:39,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,394 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,395 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,397 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:39,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,402 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,406 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 [2019-12-07 17:42:39,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,408 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,409 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:39,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,411 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,416 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 [2019-12-07 17:42:39,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,417 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,417 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-12-07 17:42:39,418 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,421 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 17:42:39,422 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,430 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,435 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 [2019-12-07 17:42:39,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,437 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,438 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:39,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,441 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,445 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 [2019-12-07 17:42:39,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,447 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,447 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:39,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,449 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,453 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 [2019-12-07 17:42:39,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,454 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,455 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:39,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,457 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,461 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 [2019-12-07 17:42:39,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,462 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,463 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:39,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,464 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,467 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 [2019-12-07 17:42:39,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,469 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,469 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:39,469 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,470 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 17:42:39,470 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,473 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:39,474 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,478 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 [2019-12-07 17:42:39,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,480 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:39,482 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:39,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,487 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,491 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 [2019-12-07 17:42:39,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,493 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,493 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:39,494 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:39,494 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,496 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,500 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 [2019-12-07 17:42:39,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,502 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-12-07 17:42:39,502 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:39,507 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 17:42:39,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,517 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,521 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 [2019-12-07 17:42:39,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,523 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:39,525 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:39,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,528 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,532 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 [2019-12-07 17:42:39,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,534 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:39,535 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:39,535 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,537 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,540 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 [2019-12-07 17:42:39,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,541 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,542 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:39,542 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:39,542 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,544 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 41 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 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,548 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 [2019-12-07 17:42:39,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,550 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:39,550 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:39,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,552 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,556 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 [2019-12-07 17:42:39,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:39,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,557 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:39,558 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:39,559 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-12-07 17:42:39,559 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,563 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:39,564 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,567 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 [2019-12-07 17:42:39,568 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,568 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:39,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,569 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:39,570 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:39,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,575 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,579 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 [2019-12-07 17:42:39,580 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,581 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:39,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,581 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:39,581 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:39,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,585 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,588 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 [2019-12-07 17:42:39,589 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,589 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:39,590 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,590 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-12-07 17:42:39,590 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:39,593 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 17:42:39,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,604 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,608 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 [2019-12-07 17:42:39,609 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,609 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:39,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,610 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:39,611 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:39,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,615 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,618 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 [2019-12-07 17:42:39,619 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,619 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:39,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,620 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:39,620 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:39,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,623 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 48 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 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,626 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 [2019-12-07 17:42:39,628 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,628 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:39,628 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,628 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:39,629 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:39,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,631 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,635 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 [2019-12-07 17:42:39,637 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,637 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:39,637 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,637 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:39,637 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:39,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,639 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,643 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 [2019-12-07 17:42:39,644 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,644 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:39,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,644 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:39,644 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:39,646 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:39,646 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,650 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:39,651 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,653 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 [2019-12-07 17:42:39,655 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,655 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:39,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,655 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,657 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:39,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,665 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,669 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 [2019-12-07 17:42:39,670 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,670 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:39,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,671 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,671 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:39,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,675 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,679 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 [2019-12-07 17:42:39,680 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,680 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:39,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,680 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-12-07 17:42:39,681 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,686 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 17:42:39,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,711 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,715 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 [2019-12-07 17:42:39,717 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,717 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:39,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,717 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,718 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:39,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,724 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,727 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 [2019-12-07 17:42:39,729 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,729 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:39,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,729 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,730 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:39,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,734 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,750 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 [2019-12-07 17:42:39,752 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,752 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:39,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,752 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,753 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:39,753 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,756 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,759 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 [2019-12-07 17:42:39,761 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,761 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:39,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,761 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,762 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:39,762 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,764 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,768 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 [2019-12-07 17:42:39,770 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,770 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:39,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,770 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:39,770 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,772 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 17:42:39,772 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,779 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:39,780 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,783 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 [2019-12-07 17:42:39,786 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,786 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:39,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,786 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:39,788 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:39,788 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,802 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,806 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 [2019-12-07 17:42:39,808 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,808 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:39,808 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,808 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:39,809 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:39,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,815 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,819 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 [2019-12-07 17:42:39,821 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,821 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:39,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,821 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-12-07 17:42:39,821 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:39,827 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 17:42:39,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,851 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,854 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 [2019-12-07 17:42:39,856 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,856 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:39,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,857 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:39,858 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:39,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,865 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,868 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 [2019-12-07 17:42:39,870 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,870 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:39,870 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,870 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:39,871 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:39,871 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,876 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,879 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 [2019-12-07 17:42:39,880 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,880 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:39,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,881 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:39,882 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:39,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,886 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,889 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 [2019-12-07 17:42:39,891 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,891 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:39,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,892 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:39,893 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:39,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,896 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,900 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 [2019-12-07 17:42:39,901 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,901 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:39,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,902 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:39,902 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:39,904 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-12-07 17:42:39,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,913 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:39,914 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,917 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 [2019-12-07 17:42:39,918 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,918 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:39,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,919 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,920 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:39,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,925 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,929 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 [2019-12-07 17:42:39,931 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,931 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:39,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,931 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,932 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:39,932 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,934 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,938 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 [2019-12-07 17:42:39,939 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,940 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:39,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,940 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-12-07 17:42:39,940 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,943 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 17:42:39,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,958 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,962 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 [2019-12-07 17:42:39,963 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,963 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:39,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,963 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,964 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:39,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,967 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:39,971 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 [2019-12-07 17:42:39,972 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,972 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:39,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,973 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,973 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:39,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,976 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,979 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 [2019-12-07 17:42:39,981 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,981 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:39,981 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,981 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,981 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:39,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,984 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,987 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 [2019-12-07 17:42:39,988 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,988 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:39,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:39,989 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,989 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:39,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:39,991 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:39,994 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 [2019-12-07 17:42:39,996 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:39,996 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:39,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:39,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:39,996 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:39,996 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:39,997 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 17:42:39,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:40,002 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:40,003 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:40,006 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 [2019-12-07 17:42:40,008 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:40,008 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:40,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:40,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:40,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:40,008 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:40,011 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:40,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:40,021 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:40,025 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 [2019-12-07 17:42:40,027 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:40,027 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:40,027 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:40,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:40,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:40,027 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:40,028 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:40,028 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:40,031 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:40,035 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 [2019-12-07 17:42:40,036 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:40,036 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:40,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:40,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:40,036 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-12-07 17:42:40,037 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:40,042 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 17:42:40,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:40,063 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:40,067 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 [2019-12-07 17:42:40,068 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:40,068 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:40,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:40,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:40,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:40,068 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:40,070 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:40,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:40,075 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:40,078 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 [2019-12-07 17:42:40,080 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:40,080 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:40,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:40,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:40,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:40,080 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:40,081 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:40,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:40,084 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:40,087 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 [2019-12-07 17:42:40,088 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:40,089 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:40,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:40,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:40,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:40,089 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:40,090 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:40,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:40,092 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:40,096 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 [2019-12-07 17:42:40,097 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:40,097 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:40,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:40,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:40,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:40,098 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:40,098 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:40,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:40,101 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:40,104 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 [2019-12-07 17:42:40,106 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:40,106 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:40,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:40,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:40,106 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:40,106 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:40,108 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 17:42:40,108 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:40,117 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:40,118 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:42:40,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:42:40,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:42:40,130 INFO L87 Difference]: Start difference. First operand 226 states. Second operand 3 states. [2019-12-07 17:42:40,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:42:40,576 INFO L93 Difference]: Finished difference Result 374 states and 489 transitions. [2019-12-07 17:42:40,577 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:42:40,578 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 374 states and 489 transitions. [2019-12-07 17:42:40,583 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 305 [2019-12-07 17:42:40,590 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 374 states to 307 states and 409 transitions. [2019-12-07 17:42:40,590 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 307 [2019-12-07 17:42:40,591 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 307 [2019-12-07 17:42:40,591 INFO L73 IsDeterministic]: Start isDeterministic. Operand 307 states and 409 transitions. [2019-12-07 17:42:40,593 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 17:42:40,593 INFO L688 BuchiCegarLoop]: Abstraction has 307 states and 409 transitions. [2019-12-07 17:42:40,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states and 409 transitions. [2019-12-07 17:42:40,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 305. [2019-12-07 17:42:40,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 305 states. [2019-12-07 17:42:40,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 405 transitions. [2019-12-07 17:42:40,633 INFO L711 BuchiCegarLoop]: Abstraction has 305 states and 405 transitions. [2019-12-07 17:42:40,633 INFO L591 BuchiCegarLoop]: Abstraction has 305 states and 405 transitions. [2019-12-07 17:42:40,634 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-12-07 17:42:40,634 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 305 states and 405 transitions. [2019-12-07 17:42:40,635 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 303 [2019-12-07 17:42:40,635 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:42:40,635 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:42:40,636 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-12-07 17:42:40,636 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:42:40,636 INFO L794 eck$LassoCheckResult]: Stem: 765#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 630#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 631#L606-2 [2019-12-07 17:42:40,636 INFO L796 eck$LassoCheckResult]: Loop: 631#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 720#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 756#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 760#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 776#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 712#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 713#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 705#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 633#L54 assume (((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0);~a28~0 := 7;~a11~0 := 1;~a25~0 := 0;calculate_output_#res := -1; 634#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 631#L606-2 [2019-12-07 17:42:40,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:40,637 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2019-12-07 17:42:40,637 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:40,637 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919657692] [2019-12-07 17:42:40,637 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:40,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:40,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:40,646 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:40,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:40,646 INFO L82 PathProgramCache]: Analyzing trace with hash 1948456188, now seen corresponding path program 1 times [2019-12-07 17:42:40,647 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:40,647 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182727641] [2019-12-07 17:42:40,647 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:40,662 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:40,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:40,663 INFO L82 PathProgramCache]: Analyzing trace with hash -141898178, now seen corresponding path program 1 times [2019-12-07 17:42:40,663 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:40,663 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76516081] [2019-12-07 17:42:40,663 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:40,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:42:40,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:42:40,683 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76516081] [2019-12-07 17:42:40,683 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:42:40,683 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:42:40,683 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868595858] [2019-12-07 17:42:40,783 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 17:42:40,783 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 17:42:40,783 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 17:42:40,783 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 17:42:40,783 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 17:42:40,784 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:40,784 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 17:42:40,784 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 17:42:40,784 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label45.c_Iteration2_Loop [2019-12-07 17:42:40,784 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 17:42:40,784 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 17:42:40,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:40,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:40,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:40,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:40,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:40,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:40,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:40,805 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:40,906 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 17:42:40,906 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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) Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:40,908 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:40,909 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:40,912 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:40,912 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a17~0=8} Honda state: {~a17~0=8} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:40,915 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:40,915 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:40,919 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:40,919 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_calculate_output_#res=-1, ULTIMATE.start_main_~output~0=-1} Honda state: {ULTIMATE.start_calculate_output_#res=-1, ULTIMATE.start_main_~output~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:40,923 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:40,923 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:40,927 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:40,927 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a19~0=-2} Honda state: {~a19~0=-2} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/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 [2019-12-07 17:42:40,930 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:40,930 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:40,933 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:40,933 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret3=0} Honda state: {ULTIMATE.start_main_#t~ret3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 87 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 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:40,936 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:40,936 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:40,939 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:40,939 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a21~0=1} Honda state: {~a21~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 88 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 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:40,942 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:40,942 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 89 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 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:40,953 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 17:42:40,953 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:40,967 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 17:42:40,968 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 17:42:40,968 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 17:42:40,968 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 17:42:40,968 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 17:42:40,969 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 17:42:40,969 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:40,969 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 17:42:40,969 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 17:42:40,969 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label45.c_Iteration2_Loop [2019-12-07 17:42:40,969 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 17:42:40,969 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 17:42:40,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:40,973 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:40,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:40,976 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:40,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:40,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:40,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:40,994 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:41,086 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 17:42:41,086 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 90 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 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,089 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 [2019-12-07 17:42:41,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:41,091 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:42:41,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,092 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 91 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 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,096 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 [2019-12-07 17:42:41,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,097 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,097 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:41,097 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:41,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,099 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 92 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 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,102 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 [2019-12-07 17:42:41,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,103 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,104 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:41,104 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:42:41,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,105 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 93 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 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,108 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 [2019-12-07 17:42:41,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:41,110 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:42:41,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,111 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 94 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 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,115 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 [2019-12-07 17:42:41,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,116 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:41,117 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:41,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,119 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 95 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 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,123 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 [2019-12-07 17:42:41,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,124 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,124 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:41,125 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:41,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,128 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 96 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 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,131 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 [2019-12-07 17:42:41,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,132 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:41,133 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:42:41,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,135 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 97 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 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,139 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 [2019-12-07 17:42:41,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,140 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:41,140 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:42:41,140 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,142 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:41,143 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 98 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 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,145 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 [2019-12-07 17:42:41,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,147 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:41,147 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:41,147 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,149 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 99 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 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,152 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 [2019-12-07 17:42:41,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,153 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,153 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:41,154 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:41,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,155 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 100 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 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,159 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 [2019-12-07 17:42:41,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,160 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:41,161 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:41,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,162 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 101 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 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,165 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 [2019-12-07 17:42:41,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,167 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:41,168 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:41,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,169 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 102 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 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,173 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 [2019-12-07 17:42:41,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,174 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,174 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:41,175 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:41,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,177 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 103 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 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,181 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 [2019-12-07 17:42:41,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,182 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,182 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:41,184 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:41,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,187 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 104 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 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,191 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 [2019-12-07 17:42:41,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,192 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:41,193 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:41,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,196 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 105 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 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,200 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 [2019-12-07 17:42:41,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,201 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,201 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:41,202 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:41,202 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,204 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:41,205 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 106 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 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,208 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 [2019-12-07 17:42:41,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,209 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,210 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:41,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,211 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 107 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 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,215 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 [2019-12-07 17:42:41,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,216 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,216 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,217 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 17:42:41,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,218 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 108 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 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,222 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 [2019-12-07 17:42:41,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,223 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,224 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:41,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,225 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 109 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 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,228 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 [2019-12-07 17:42:41,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,230 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,230 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,230 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:41,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,232 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 110 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 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,236 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 [2019-12-07 17:42:41,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,238 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,238 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,239 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 17:42:41,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,243 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 111 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 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,247 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 [2019-12-07 17:42:41,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,248 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,248 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,248 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,250 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 17:42:41,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,256 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 112 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 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,259 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 [2019-12-07 17:42:41,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,261 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,263 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:41,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,267 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 113 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 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,271 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 [2019-12-07 17:42:41,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,272 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,273 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:41,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,275 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:41,276 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 114 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 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,279 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 [2019-12-07 17:42:41,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,280 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:41,281 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:41,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,283 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 115 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 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,287 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 [2019-12-07 17:42:41,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,288 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,288 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:41,289 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-12-07 17:42:41,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,291 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 116 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 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,295 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 [2019-12-07 17:42:41,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,296 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:41,297 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:41,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,298 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 117 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 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,302 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 [2019-12-07 17:42:41,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,303 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:41,304 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:41,304 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,306 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 118 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 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,309 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 [2019-12-07 17:42:41,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,310 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,310 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,311 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:41,312 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-12-07 17:42:41,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,315 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 119 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 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,319 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 [2019-12-07 17:42:41,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,321 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,321 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:41,323 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-12-07 17:42:41,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,331 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 120 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 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,335 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 [2019-12-07 17:42:41,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,337 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:41,338 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:41,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,342 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 121 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 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,346 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 [2019-12-07 17:42:41,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:41,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,347 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:41,348 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:41,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,351 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:41,352 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 122 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 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,355 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 [2019-12-07 17:42:41,356 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,356 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:41,356 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,357 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:41,357 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:41,357 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,360 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 123 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 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,364 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 [2019-12-07 17:42:41,365 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,365 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:41,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,365 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,365 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:41,366 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:41,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,369 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 124 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 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,383 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 [2019-12-07 17:42:41,385 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,385 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:41,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,385 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:41,386 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:41,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,388 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 125 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 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,391 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 [2019-12-07 17:42:41,392 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,392 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:41,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,392 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:41,393 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:41,393 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,395 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 126 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 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,399 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 [2019-12-07 17:42:41,400 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,400 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:41,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,400 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,400 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:41,401 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:41,402 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,407 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 127 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 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,411 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 [2019-12-07 17:42:41,412 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,412 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:41,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,412 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,413 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:41,414 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:41,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,421 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 128 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 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,424 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 [2019-12-07 17:42:41,425 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,426 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:41,426 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,426 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:41,427 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:41,427 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,432 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 129 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 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,435 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 [2019-12-07 17:42:41,437 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,437 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:41,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,437 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:41,438 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:41,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,441 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:41,442 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 130 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 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,444 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 [2019-12-07 17:42:41,445 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,445 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:41,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,446 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,446 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:41,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,450 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 131 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 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,453 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 [2019-12-07 17:42:41,454 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,455 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:41,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,455 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,455 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,456 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 17:42:41,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,459 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 132 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 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,463 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 [2019-12-07 17:42:41,464 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,464 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:41,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,464 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,465 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:41,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,467 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 133 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 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,470 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 [2019-12-07 17:42:41,472 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,472 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:41,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,472 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,473 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:41,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,476 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 134 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 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,479 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 [2019-12-07 17:42:41,480 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,480 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:41,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,481 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,481 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,482 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 17:42:41,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,489 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 135 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 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,492 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 [2019-12-07 17:42:41,494 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,494 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:41,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,494 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,494 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,497 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 17:42:41,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,510 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 136 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 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,514 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 [2019-12-07 17:42:41,515 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,515 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:41,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,516 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,517 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:41,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,525 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 137 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 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,528 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 [2019-12-07 17:42:41,530 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,530 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:41,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,530 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,531 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:41,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,537 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:41,538 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 138 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 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,541 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 [2019-12-07 17:42:41,542 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,542 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:41,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,542 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:41,543 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:41,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,549 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 139 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 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,554 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 [2019-12-07 17:42:41,556 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,556 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:41,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,556 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,556 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:41,558 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-12-07 17:42:41,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,564 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 140 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 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,568 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 [2019-12-07 17:42:41,570 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,570 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:41,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,570 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:41,571 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:41,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,575 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 141 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 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,578 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 [2019-12-07 17:42:41,580 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,580 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:41,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,580 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:41,581 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:41,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,585 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 142 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 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,589 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 [2019-12-07 17:42:41,590 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,591 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:41,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,591 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,591 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:41,593 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-12-07 17:42:41,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,602 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 143 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 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,606 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 [2019-12-07 17:42:41,607 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,608 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:41,608 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,608 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,608 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:41,611 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-12-07 17:42:41,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,627 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 144 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 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,631 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 [2019-12-07 17:42:41,633 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,633 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:41,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,634 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:41,637 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:41,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,647 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 145 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 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,651 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 [2019-12-07 17:42:41,652 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,653 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:41,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,653 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:41,654 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:41,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,661 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:41,662 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 146 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 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,665 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 [2019-12-07 17:42:41,666 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,666 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:41,666 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,666 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,667 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:41,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,669 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 147 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 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,672 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 [2019-12-07 17:42:41,674 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,674 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:41,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,674 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,674 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,675 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 17:42:41,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,677 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 148 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 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,680 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 [2019-12-07 17:42:41,681 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,681 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:41,682 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,682 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,682 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:41,682 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,684 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 149 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 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,687 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 [2019-12-07 17:42:41,688 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,688 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:41,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,689 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,689 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:41,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,691 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 150 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 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,695 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 [2019-12-07 17:42:41,696 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,696 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:41,696 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,696 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,696 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,697 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 17:42:41,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,702 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 151 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 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,705 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 [2019-12-07 17:42:41,706 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,706 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:41,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,707 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,707 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,709 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 17:42:41,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,716 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 152 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 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,720 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 [2019-12-07 17:42:41,721 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,721 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:41,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,722 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,723 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:41,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,728 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 153 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 153 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,731 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 [2019-12-07 17:42:41,732 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,732 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:41,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,733 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:41,733 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:41,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,736 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:41,737 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 154 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 154 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,740 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 [2019-12-07 17:42:41,742 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,742 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:41,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,742 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:41,743 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:41,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,746 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 155 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 155 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,749 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 [2019-12-07 17:42:41,751 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,751 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:41,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,751 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,751 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:41,752 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 17:42:41,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,755 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 156 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 156 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,759 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 [2019-12-07 17:42:41,761 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,761 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:41,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,761 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:41,762 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:41,762 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,764 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 157 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 157 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,768 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 [2019-12-07 17:42:41,769 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,769 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:41,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,770 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:41,770 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:41,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,773 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 158 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 158 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,776 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 [2019-12-07 17:42:41,778 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,778 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:41,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,778 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,778 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:41,779 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 17:42:41,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,788 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 159 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 159 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,792 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 [2019-12-07 17:42:41,794 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,794 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:41,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,794 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:42:41,794 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:41,797 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 17:42:41,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,811 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 160 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 160 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,815 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 [2019-12-07 17:42:41,817 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,817 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:41,817 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,817 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:41,820 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:41,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,828 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 161 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 161 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:41,832 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 [2019-12-07 17:42:41,833 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:41,834 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:41,834 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:41,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:41,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:41,834 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:41,835 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:41,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:41,841 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:41,842 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:42:41,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:42:41,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:42:41,842 INFO L87 Difference]: Start difference. First operand 305 states and 405 transitions. cyclomatic complexity: 101 Second operand 3 states. [2019-12-07 17:42:42,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:42:42,178 INFO L93 Difference]: Finished difference Result 590 states and 749 transitions. [2019-12-07 17:42:42,178 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:42:42,178 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 590 states and 749 transitions. [2019-12-07 17:42:42,182 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 588 [2019-12-07 17:42:42,185 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 590 states to 590 states and 749 transitions. [2019-12-07 17:42:42,185 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 590 [2019-12-07 17:42:42,186 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 590 [2019-12-07 17:42:42,186 INFO L73 IsDeterministic]: Start isDeterministic. Operand 590 states and 749 transitions. [2019-12-07 17:42:42,188 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 17:42:42,188 INFO L688 BuchiCegarLoop]: Abstraction has 590 states and 749 transitions. [2019-12-07 17:42:42,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states and 749 transitions. [2019-12-07 17:42:42,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 590. [2019-12-07 17:42:42,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 590 states. [2019-12-07 17:42:42,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 749 transitions. [2019-12-07 17:42:42,203 INFO L711 BuchiCegarLoop]: Abstraction has 590 states and 749 transitions. [2019-12-07 17:42:42,203 INFO L591 BuchiCegarLoop]: Abstraction has 590 states and 749 transitions. [2019-12-07 17:42:42,203 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-12-07 17:42:42,203 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 590 states and 749 transitions. [2019-12-07 17:42:42,205 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 588 [2019-12-07 17:42:42,205 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:42:42,206 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:42:42,206 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-12-07 17:42:42,206 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 1, 1, 1] [2019-12-07 17:42:42,206 INFO L794 eck$LassoCheckResult]: Stem: 1676#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 1534#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 1535#L606-2 [2019-12-07 17:42:42,206 INFO L796 eck$LassoCheckResult]: Loop: 1535#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 2015#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 2014#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 2013#L35 assume 8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0);~a28~0 := 10;calculate_output_#res := 22; 1531#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 1626#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 1627#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 1662#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 1669#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 1688#L38 assume 1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0;~a28~0 := 7;~a25~0 := 1;calculate_output_#res := 22; 1567#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 1535#L606-2 [2019-12-07 17:42:42,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:42,207 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 3 times [2019-12-07 17:42:42,207 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:42,207 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356316235] [2019-12-07 17:42:42,207 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:42,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:42,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:42,214 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:42,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:42,214 INFO L82 PathProgramCache]: Analyzing trace with hash 1689438932, now seen corresponding path program 1 times [2019-12-07 17:42:42,214 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:42,214 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635778594] [2019-12-07 17:42:42,214 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:42,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:42:42,228 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:42:42,228 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635778594] [2019-12-07 17:42:42,228 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:42:42,228 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:42:42,228 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347798941] [2019-12-07 17:42:42,229 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 17:42:42,229 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:42:42,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:42:42,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:42:42,229 INFO L87 Difference]: Start difference. First operand 590 states and 749 transitions. cyclomatic complexity: 160 Second operand 3 states. [2019-12-07 17:42:42,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:42:42,551 INFO L93 Difference]: Finished difference Result 1149 states and 1416 transitions. [2019-12-07 17:42:42,551 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:42:42,551 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1149 states and 1416 transitions. [2019-12-07 17:42:42,556 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1147 [2019-12-07 17:42:42,562 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1149 states to 1149 states and 1416 transitions. [2019-12-07 17:42:42,562 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1149 [2019-12-07 17:42:42,563 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1149 [2019-12-07 17:42:42,563 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1149 states and 1416 transitions. [2019-12-07 17:42:42,564 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 17:42:42,565 INFO L688 BuchiCegarLoop]: Abstraction has 1149 states and 1416 transitions. [2019-12-07 17:42:42,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1149 states and 1416 transitions. [2019-12-07 17:42:42,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1149 to 1149. [2019-12-07 17:42:42,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1149 states. [2019-12-07 17:42:42,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 1149 states and 1416 transitions. [2019-12-07 17:42:42,578 INFO L711 BuchiCegarLoop]: Abstraction has 1149 states and 1416 transitions. [2019-12-07 17:42:42,578 INFO L591 BuchiCegarLoop]: Abstraction has 1149 states and 1416 transitions. [2019-12-07 17:42:42,578 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-12-07 17:42:42,578 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1149 states and 1416 transitions. [2019-12-07 17:42:42,582 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1147 [2019-12-07 17:42:42,582 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:42:42,582 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:42:42,583 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-12-07 17:42:42,583 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:42:42,583 INFO L794 eck$LassoCheckResult]: Stem: 3407#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 3278#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 3279#L606-2 [2019-12-07 17:42:42,584 INFO L796 eck$LassoCheckResult]: Loop: 3279#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 3366#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 3399#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 3402#L35 assume 8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0);~a28~0 := 10;calculate_output_#res := 22; 3275#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 3645#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 3642#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 3639#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 3636#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 3633#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 3630#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 3627#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 3624#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 3621#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 3618#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 3615#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 3612#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 3609#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 3606#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 3602#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 3599#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 3596#L99 assume (!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0;~a17~0 := 7;~a25~0 := 0;~a11~0 := 1;~a28~0 := 10;~a19~0 := 0;calculate_output_#res := -1; 3560#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 3644#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 3641#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 3638#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 3635#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 3632#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 3629#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 3626#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 3623#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 3620#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 3617#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 3614#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 3611#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 3608#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 3604#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 3601#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 3598#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 3595#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 3592#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 3589#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 3586#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 3583#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 3580#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 3577#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 3573#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 3570#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 3567#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 3564#L154 assume 1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0;~a25~0 := 1;~a19~0 := 1;~a28~0 := 7;calculate_output_#res := -1; 3421#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 3279#L606-2 [2019-12-07 17:42:42,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:42,584 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 4 times [2019-12-07 17:42:42,584 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:42,584 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153296539] [2019-12-07 17:42:42,584 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:42,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:42,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:42,591 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:42,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:42,591 INFO L82 PathProgramCache]: Analyzing trace with hash -1352924138, now seen corresponding path program 1 times [2019-12-07 17:42:42,591 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:42,591 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868270184] [2019-12-07 17:42:42,591 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:42,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:42:42,621 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-07 17:42:42,621 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868270184] [2019-12-07 17:42:42,621 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:42:42,621 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:42:42,621 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228662579] [2019-12-07 17:42:42,622 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 17:42:42,622 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:42:42,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:42:42,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:42:42,622 INFO L87 Difference]: Start difference. First operand 1149 states and 1416 transitions. cyclomatic complexity: 268 Second operand 3 states. [2019-12-07 17:42:42,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:42:42,911 INFO L93 Difference]: Finished difference Result 1996 states and 2450 transitions. [2019-12-07 17:42:42,912 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:42:42,912 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1996 states and 2450 transitions. [2019-12-07 17:42:42,924 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1994 [2019-12-07 17:42:42,938 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1996 states to 1996 states and 2450 transitions. [2019-12-07 17:42:42,938 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1996 [2019-12-07 17:42:42,940 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1996 [2019-12-07 17:42:42,940 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1996 states and 2450 transitions. [2019-12-07 17:42:42,943 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 17:42:42,943 INFO L688 BuchiCegarLoop]: Abstraction has 1996 states and 2450 transitions. [2019-12-07 17:42:42,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states and 2450 transitions. [2019-12-07 17:42:42,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1710. [2019-12-07 17:42:42,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1710 states. [2019-12-07 17:42:42,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1710 states and 2146 transitions. [2019-12-07 17:42:42,965 INFO L711 BuchiCegarLoop]: Abstraction has 1710 states and 2146 transitions. [2019-12-07 17:42:42,965 INFO L591 BuchiCegarLoop]: Abstraction has 1710 states and 2146 transitions. [2019-12-07 17:42:42,965 INFO L424 BuchiCegarLoop]: ======== Iteration 5============ [2019-12-07 17:42:42,965 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1710 states and 2146 transitions. [2019-12-07 17:42:42,970 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1708 [2019-12-07 17:42:42,970 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:42:42,970 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:42:42,971 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-12-07 17:42:42,971 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:42:42,972 INFO L794 eck$LassoCheckResult]: Stem: 6571#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 6429#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 6430#L606-2 [2019-12-07 17:42:42,972 INFO L796 eck$LassoCheckResult]: Loop: 6430#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 6521#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 6563#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 6566#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 6582#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 6513#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 6514#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 6506#L50 assume 1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0;~a28~0 := 11;~a25~0 := 1;calculate_output_#res := 26; 6443#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 6994#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 6992#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 6990#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 6988#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 6986#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 6984#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 6982#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 6980#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 6978#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 6976#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 6974#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 6972#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 6970#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 6968#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 6966#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 6964#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 6962#L99 assume (!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0;~a17~0 := 7;~a25~0 := 0;~a11~0 := 1;~a28~0 := 10;~a19~0 := 0;calculate_output_#res := -1; 6879#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 7193#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 7188#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 7183#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 7178#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 7173#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 7168#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 7164#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 7160#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 7155#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 7150#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 7145#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 7140#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 7135#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 7129#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 7124#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 7118#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 7112#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 7106#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 7100#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 6937#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 6806#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 6801#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 6795#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 6789#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 6783#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 6776#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 6775#L154 assume 1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0;~a25~0 := 1;~a19~0 := 1;~a28~0 := 7;calculate_output_#res := -1; 6587#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 6430#L606-2 [2019-12-07 17:42:42,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:42,972 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 5 times [2019-12-07 17:42:42,972 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:42,972 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222887837] [2019-12-07 17:42:42,972 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:42,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:42,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:42,977 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:42,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:42,978 INFO L82 PathProgramCache]: Analyzing trace with hash -879392628, now seen corresponding path program 1 times [2019-12-07 17:42:42,978 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:42,978 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790272041] [2019-12-07 17:42:42,978 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:42,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:42:43,013 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-07 17:42:43,013 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790272041] [2019-12-07 17:42:43,014 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:42:43,014 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:42:43,014 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9381027] [2019-12-07 17:42:43,014 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 17:42:43,014 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:42:43,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:42:43,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:42:43,014 INFO L87 Difference]: Start difference. First operand 1710 states and 2146 transitions. cyclomatic complexity: 437 Second operand 3 states. [2019-12-07 17:42:43,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:42:43,350 INFO L93 Difference]: Finished difference Result 1709 states and 1964 transitions. [2019-12-07 17:42:43,350 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:42:43,350 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1709 states and 1964 transitions. [2019-12-07 17:42:43,357 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1707 [2019-12-07 17:42:43,365 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1709 states to 1709 states and 1964 transitions. [2019-12-07 17:42:43,365 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1709 [2019-12-07 17:42:43,366 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1709 [2019-12-07 17:42:43,366 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1709 states and 1964 transitions. [2019-12-07 17:42:43,368 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 17:42:43,368 INFO L688 BuchiCegarLoop]: Abstraction has 1709 states and 1964 transitions. [2019-12-07 17:42:43,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1709 states and 1964 transitions. [2019-12-07 17:42:43,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1709 to 1429. [2019-12-07 17:42:43,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1429 states. [2019-12-07 17:42:43,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1429 states and 1654 transitions. [2019-12-07 17:42:43,387 INFO L711 BuchiCegarLoop]: Abstraction has 1429 states and 1654 transitions. [2019-12-07 17:42:43,387 INFO L591 BuchiCegarLoop]: Abstraction has 1429 states and 1654 transitions. [2019-12-07 17:42:43,387 INFO L424 BuchiCegarLoop]: ======== Iteration 6============ [2019-12-07 17:42:43,387 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1429 states and 1654 transitions. [2019-12-07 17:42:43,391 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1427 [2019-12-07 17:42:43,391 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:42:43,391 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:42:43,392 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-12-07 17:42:43,392 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:42:43,392 INFO L794 eck$LassoCheckResult]: Stem: 9998#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 9854#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 9855#L606-2 [2019-12-07 17:42:43,392 INFO L796 eck$LassoCheckResult]: Loop: 9855#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 10437#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 10431#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 10415#L35 assume 8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0);~a28~0 := 10;calculate_output_#res := 22; 9851#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 10406#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 10404#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 10402#L30 assume ((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0;~a28~0 := 9;~a11~0 := 1;~a25~0 := 1;calculate_output_#res := -1; 9925#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 11190#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 9985#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 9986#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 11076#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 11077#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 9940#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 9941#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 9934#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 9857#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 9858#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 9859#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 9860#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 9960#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 10012#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 9961#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 9879#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 9880#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 10001#L106 assume (1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0;~a17~0 := 8;~a25~0 := 0;~a19~0 := 0;~a28~0 := 11;~a11~0 := 0;calculate_output_#res := 23; 9932#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 10320#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 10318#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 10316#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 10314#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 10261#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 10257#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 10252#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 10247#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 10242#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 10237#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 10232#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 10227#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 10222#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 10215#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 10212#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 10209#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 10206#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 10203#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 10200#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 10196#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 10192#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 10188#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 10184#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 10180#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 10176#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 10172#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 10168#L154 assume 1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0;~a25~0 := 1;~a19~0 := 1;~a28~0 := 7;calculate_output_#res := -1; 10134#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 9855#L606-2 [2019-12-07 17:42:43,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:43,393 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 6 times [2019-12-07 17:42:43,393 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:43,393 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887728109] [2019-12-07 17:42:43,393 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:43,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:43,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:43,397 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:43,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:43,397 INFO L82 PathProgramCache]: Analyzing trace with hash 274284660, now seen corresponding path program 1 times [2019-12-07 17:42:43,397 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:43,398 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746847129] [2019-12-07 17:42:43,398 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:43,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:42:43,418 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-07 17:42:43,418 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746847129] [2019-12-07 17:42:43,418 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:42:43,418 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:42:43,419 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557062817] [2019-12-07 17:42:43,419 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 17:42:43,419 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:42:43,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:42:43,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:42:43,419 INFO L87 Difference]: Start difference. First operand 1429 states and 1654 transitions. cyclomatic complexity: 226 Second operand 3 states. [2019-12-07 17:42:43,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:42:43,797 INFO L93 Difference]: Finished difference Result 1851 states and 2102 transitions. [2019-12-07 17:42:43,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:42:43,797 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1851 states and 2102 transitions. [2019-12-07 17:42:43,807 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1846 [2019-12-07 17:42:43,818 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1851 states to 1851 states and 2102 transitions. [2019-12-07 17:42:43,819 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1851 [2019-12-07 17:42:43,820 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1851 [2019-12-07 17:42:43,820 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1851 states and 2102 transitions. [2019-12-07 17:42:43,823 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 17:42:43,823 INFO L688 BuchiCegarLoop]: Abstraction has 1851 states and 2102 transitions. [2019-12-07 17:42:43,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1851 states and 2102 transitions. [2019-12-07 17:42:43,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1851 to 1849. [2019-12-07 17:42:43,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1849 states. [2019-12-07 17:42:43,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1849 states and 2099 transitions. [2019-12-07 17:42:43,852 INFO L711 BuchiCegarLoop]: Abstraction has 1849 states and 2099 transitions. [2019-12-07 17:42:43,852 INFO L591 BuchiCegarLoop]: Abstraction has 1849 states and 2099 transitions. [2019-12-07 17:42:43,852 INFO L424 BuchiCegarLoop]: ======== Iteration 7============ [2019-12-07 17:42:43,852 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1849 states and 2099 transitions. [2019-12-07 17:42:43,859 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1844 [2019-12-07 17:42:43,859 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:42:43,859 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:42:43,861 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-12-07 17:42:43,861 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:42:43,861 INFO L794 eck$LassoCheckResult]: Stem: 13279#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 13140#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 13141#L606-2 [2019-12-07 17:42:43,861 INFO L796 eck$LassoCheckResult]: Loop: 13141#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 14669#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 14667#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 14665#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 14663#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 14661#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 14659#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 14614#L50 assume 1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0;~a28~0 := 11;~a25~0 := 1;calculate_output_#res := 26; 13154#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 13488#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 13486#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 13484#L30 assume ((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0;~a28~0 := 9;~a11~0 := 1;~a25~0 := 1;calculate_output_#res := -1; 13337#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 14108#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 14106#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 14104#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 14102#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 14099#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 14100#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 14136#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 14134#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 14132#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 13511#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 13512#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 14445#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 14443#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 14020#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 14019#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 14017#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 14015#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 14013#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 14011#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 14009#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 14007#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 14005#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 14003#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 14001#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 13999#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 13997#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 13995#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 13993#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 13991#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 13989#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 13987#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 13985#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 13977#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 13973#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 13969#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 13965#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 13961#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 13957#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 13953#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 13949#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 13945#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 13941#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 13937#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 13933#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 13929#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 13764#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 13765#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 13664#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 13665#L253 assume (9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0;~a28~0 := 7;~a17~0 := 8;~a25~0 := 0;~a11~0 := 0;calculate_output_#res := -1; 13394#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 13141#L606-2 [2019-12-07 17:42:43,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:43,862 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 7 times [2019-12-07 17:42:43,862 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:43,862 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716703332] [2019-12-07 17:42:43,862 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:43,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:43,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:43,868 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:43,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:43,868 INFO L82 PathProgramCache]: Analyzing trace with hash -917902191, now seen corresponding path program 1 times [2019-12-07 17:42:43,868 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:43,868 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667239740] [2019-12-07 17:42:43,869 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:42:43,897 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-07 17:42:43,897 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667239740] [2019-12-07 17:42:43,898 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:42:43,898 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:42:43,898 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794024699] [2019-12-07 17:42:43,898 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 17:42:43,898 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:42:43,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:42:43,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:42:43,899 INFO L87 Difference]: Start difference. First operand 1849 states and 2099 transitions. cyclomatic complexity: 252 Second operand 3 states. [2019-12-07 17:42:44,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:42:44,240 INFO L93 Difference]: Finished difference Result 1989 states and 2244 transitions. [2019-12-07 17:42:44,240 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:42:44,240 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1989 states and 2244 transitions. [2019-12-07 17:42:44,247 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1984 [2019-12-07 17:42:44,256 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1989 states to 1989 states and 2244 transitions. [2019-12-07 17:42:44,256 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1989 [2019-12-07 17:42:44,257 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1989 [2019-12-07 17:42:44,257 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1989 states and 2244 transitions. [2019-12-07 17:42:44,259 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 17:42:44,259 INFO L688 BuchiCegarLoop]: Abstraction has 1989 states and 2244 transitions. [2019-12-07 17:42:44,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1989 states and 2244 transitions. [2019-12-07 17:42:44,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1989 to 1989. [2019-12-07 17:42:44,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1989 states. [2019-12-07 17:42:44,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 1989 states and 2244 transitions. [2019-12-07 17:42:44,288 INFO L711 BuchiCegarLoop]: Abstraction has 1989 states and 2244 transitions. [2019-12-07 17:42:44,288 INFO L591 BuchiCegarLoop]: Abstraction has 1989 states and 2244 transitions. [2019-12-07 17:42:44,288 INFO L424 BuchiCegarLoop]: ======== Iteration 8============ [2019-12-07 17:42:44,288 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1989 states and 2244 transitions. [2019-12-07 17:42:44,295 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1984 [2019-12-07 17:42:44,296 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:42:44,296 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:42:44,297 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-12-07 17:42:44,297 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:42:44,297 INFO L794 eck$LassoCheckResult]: Stem: 17120#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 16984#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 16985#L606-2 [2019-12-07 17:42:44,298 INFO L796 eck$LassoCheckResult]: Loop: 16985#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 17073#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 17110#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 17114#L35 assume 8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0);~a28~0 := 10;calculate_output_#res := 22; 16983#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 18289#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 18287#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 18285#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 18283#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 18281#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 18279#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 18277#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 18275#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 18273#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 18271#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 18269#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 18267#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 18265#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 18263#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 18261#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 18259#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 18257#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 18255#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 18253#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 18251#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 18249#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 18247#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 18245#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 18243#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 18241#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 18239#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 18237#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 18235#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 18233#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 18220#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 18221#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 18497#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 18493#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 18488#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 18482#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 17321#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 17322#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 18494#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 18489#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 18483#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 17323#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 17324#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 18333#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 18331#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 18329#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 18327#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 18325#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 18323#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 18321#L253 assume !((9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0); 18319#L259 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && (((9 == ~a28~0 && 6 == calculate_output_~input) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a25~0)); 18317#L261 assume !(9 == ~a17~0 && 1 == ~a21~0 && 1 == ~a11~0 && (3 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && 1 == ~a19~0); 18315#L276 assume !(7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 1 == ~a21~0 && 1 == ~a19~0 && 5 == calculate_output_~input && !(1 == ~a11~0)); 18313#L280 assume !(8 == ~a28~0 && 1 == ~a21~0 && (!(1 == ~a11~0) && (1 == calculate_output_~input && 8 == ~a17~0) && 1 == ~a19~0) && 1 == ~a25~0); 18292#L283 assume !((((8 == ~a17~0 && (6 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a21~0) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 18293#L286 assume !((!(1 == ~a11~0) && (!(1 == ~a19~0) && ((!(1 == ~a25~0) && 11 == ~a28~0) || (10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 18463#L291 assume !(8 == ~a17~0 && (1 == ~a21~0 && !(1 == ~a11~0) && 1 == ~a25~0 && 8 == ~a28~0 && 6 == calculate_output_~input) && 1 == ~a19~0); 18462#L293 assume (1 == ~a19~0 && 8 == ~a17~0 && ((!(1 == ~a25~0) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a11~0)) && 11 == ~a28~0;~a28~0 := 7;~a25~0 := 1;calculate_output_#res := -1; 17133#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 16985#L606-2 [2019-12-07 17:42:44,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:44,298 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 8 times [2019-12-07 17:42:44,298 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:44,298 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238770249] [2019-12-07 17:42:44,298 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:44,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:44,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:44,304 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:44,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:44,304 INFO L82 PathProgramCache]: Analyzing trace with hash -1740840234, now seen corresponding path program 1 times [2019-12-07 17:42:44,304 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:44,305 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499323861] [2019-12-07 17:42:44,305 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:42:44,360 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:42:44,360 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499323861] [2019-12-07 17:42:44,360 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:42:44,360 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 17:42:44,360 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370808247] [2019-12-07 17:42:44,361 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 17:42:44,361 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:42:44,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 17:42:44,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:42:44,361 INFO L87 Difference]: Start difference. First operand 1989 states and 2244 transitions. cyclomatic complexity: 257 Second operand 4 states. [2019-12-07 17:42:44,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:42:44,839 INFO L93 Difference]: Finished difference Result 2552 states and 2753 transitions. [2019-12-07 17:42:44,839 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 17:42:44,839 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2552 states and 2753 transitions. [2019-12-07 17:42:44,847 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 2546 [2019-12-07 17:42:44,857 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2552 states to 2552 states and 2753 transitions. [2019-12-07 17:42:44,857 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2552 [2019-12-07 17:42:44,858 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2552 [2019-12-07 17:42:44,858 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2552 states and 2753 transitions. [2019-12-07 17:42:44,859 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 17:42:44,860 INFO L688 BuchiCegarLoop]: Abstraction has 2552 states and 2753 transitions. [2019-12-07 17:42:44,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2552 states and 2753 transitions. [2019-12-07 17:42:44,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2552 to 2130. [2019-12-07 17:42:44,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2130 states. [2019-12-07 17:42:44,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 2130 states and 2325 transitions. [2019-12-07 17:42:44,880 INFO L711 BuchiCegarLoop]: Abstraction has 2130 states and 2325 transitions. [2019-12-07 17:42:44,880 INFO L591 BuchiCegarLoop]: Abstraction has 2130 states and 2325 transitions. [2019-12-07 17:42:44,880 INFO L424 BuchiCegarLoop]: ======== Iteration 9============ [2019-12-07 17:42:44,880 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2130 states and 2325 transitions. [2019-12-07 17:42:44,883 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 2124 [2019-12-07 17:42:44,883 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:42:44,883 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:42:44,884 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-12-07 17:42:44,885 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:42:44,885 INFO L794 eck$LassoCheckResult]: Stem: 21661#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 21532#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 21533#L606-2 [2019-12-07 17:42:44,885 INFO L796 eck$LassoCheckResult]: Loop: 21533#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 23339#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 23336#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 23333#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 23330#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 23327#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 23324#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 22297#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 22298#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 23465#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 23463#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 23461#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 23459#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 23457#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 23455#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 23453#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 23451#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 23449#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 23447#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 23445#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 23443#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 23441#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 23438#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 23435#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 23432#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 23429#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 23427#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 23425#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 23423#L165 assume (1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0);~a25~0 := 1;~a28~0 := 9;calculate_output_#res := 26; 21546#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 21839#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 21837#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 21834#L30 assume ((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0;~a28~0 := 9;~a11~0 := 1;~a25~0 := 1;calculate_output_#res := -1; 21835#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 22351#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 22349#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 22347#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 22345#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 22343#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 22341#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 22339#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 22337#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 22335#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 22333#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 22331#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 22329#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 22327#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 22325#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 22323#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 22321#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 22319#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 22317#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 22315#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 22313#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 22311#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 22309#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 22307#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 22134#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 22135#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 22949#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 22944#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 22361#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 22362#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 22922#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 22916#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 22910#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 22904#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 22898#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 22892#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 22886#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 22576#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 22577#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 22583#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 22566#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 22561#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 22359#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 22360#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 22663#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 22661#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 22659#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 22657#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 22655#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 22653#L253 assume (9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0;~a28~0 := 7;~a17~0 := 8;~a25~0 := 0;~a11~0 := 0;calculate_output_#res := -1; 22024#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 21533#L606-2 [2019-12-07 17:42:44,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:44,885 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 9 times [2019-12-07 17:42:44,885 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:44,885 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845277277] [2019-12-07 17:42:44,885 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:44,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:44,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:44,889 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:44,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:44,889 INFO L82 PathProgramCache]: Analyzing trace with hash -1701192337, now seen corresponding path program 1 times [2019-12-07 17:42:44,889 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:44,889 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302298730] [2019-12-07 17:42:44,889 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:42:44,929 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-07 17:42:44,929 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302298730] [2019-12-07 17:42:44,929 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:42:44,929 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:42:44,930 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807616606] [2019-12-07 17:42:44,930 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 17:42:44,930 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:42:44,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:42:44,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:42:44,930 INFO L87 Difference]: Start difference. First operand 2130 states and 2325 transitions. cyclomatic complexity: 198 Second operand 3 states. [2019-12-07 17:42:45,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:42:45,075 INFO L93 Difference]: Finished difference Result 1838 states and 1967 transitions. [2019-12-07 17:42:45,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:42:45,075 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1838 states and 1967 transitions. [2019-12-07 17:42:45,079 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 1833 [2019-12-07 17:42:45,087 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1838 states to 1838 states and 1967 transitions. [2019-12-07 17:42:45,087 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1838 [2019-12-07 17:42:45,088 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1838 [2019-12-07 17:42:45,088 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1838 states and 1967 transitions. [2019-12-07 17:42:45,089 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 17:42:45,089 INFO L688 BuchiCegarLoop]: Abstraction has 1838 states and 1967 transitions. [2019-12-07 17:42:45,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1838 states and 1967 transitions. [2019-12-07 17:42:45,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1838 to 1278. [2019-12-07 17:42:45,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1278 states. [2019-12-07 17:42:45,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 1278 states and 1407 transitions. [2019-12-07 17:42:45,103 INFO L711 BuchiCegarLoop]: Abstraction has 1278 states and 1407 transitions. [2019-12-07 17:42:45,103 INFO L591 BuchiCegarLoop]: Abstraction has 1278 states and 1407 transitions. [2019-12-07 17:42:45,103 INFO L424 BuchiCegarLoop]: ======== Iteration 10============ [2019-12-07 17:42:45,104 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1278 states and 1407 transitions. [2019-12-07 17:42:45,106 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 1273 [2019-12-07 17:42:45,106 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:42:45,107 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:42:45,108 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-12-07 17:42:45,108 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:42:45,108 INFO L794 eck$LassoCheckResult]: Stem: 25622#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 25503#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 25504#L606-2 [2019-12-07 17:42:45,109 INFO L796 eck$LassoCheckResult]: Loop: 25504#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 26311#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 26309#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 26307#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 26305#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 26303#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 26301#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 26299#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 26297#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 26295#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 26293#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 26289#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 26290#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 26284#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 26280#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 26281#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 26272#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 26273#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 26264#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 26265#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 26256#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 26257#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 26248#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 26249#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 26236#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 26237#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 26224#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 26225#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 25818#L165 assume (1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0);~a25~0 := 1;~a28~0 := 9;calculate_output_#res := 26; 25635#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 25813#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 25810#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 25807#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 25803#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 25799#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 25795#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 25791#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 25785#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 25780#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 25774#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 25768#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 25763#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 25758#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 25753#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 25748#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 25743#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 25738#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 25732#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 25727#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 25722#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 25717#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 25712#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 25707#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 25702#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 25697#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 25693#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 25688#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 25684#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 25680#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 25676#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 25671#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 25672#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 25821#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 25822#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 25914#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 25909#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 25904#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 25899#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 25894#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 25890#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 25886#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 25882#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 25878#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 25874#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 25870#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 25866#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 25862#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 25858#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 25854#L253 assume !((9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0); 25850#L259 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && (((9 == ~a28~0 && 6 == calculate_output_~input) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a25~0)); 25846#L261 assume !(9 == ~a17~0 && 1 == ~a21~0 && 1 == ~a11~0 && (3 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && 1 == ~a19~0); 25842#L276 assume !(7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 1 == ~a21~0 && 1 == ~a19~0 && 5 == calculate_output_~input && !(1 == ~a11~0)); 25838#L280 assume !(8 == ~a28~0 && 1 == ~a21~0 && (!(1 == ~a11~0) && (1 == calculate_output_~input && 8 == ~a17~0) && 1 == ~a19~0) && 1 == ~a25~0); 25834#L283 assume !((((8 == ~a17~0 && (6 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a21~0) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 25830#L286 assume !((!(1 == ~a11~0) && (!(1 == ~a19~0) && ((!(1 == ~a25~0) && 11 == ~a28~0) || (10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 25825#L291 assume !(8 == ~a17~0 && (1 == ~a21~0 && !(1 == ~a11~0) && 1 == ~a25~0 && 8 == ~a28~0 && 6 == calculate_output_~input) && 1 == ~a19~0); 25826#L293 assume !((1 == ~a19~0 && 8 == ~a17~0 && ((!(1 == ~a25~0) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a11~0)) && 11 == ~a28~0); 26132#L297 assume !(1 == ~a11~0 && (9 == ~a17~0 && 9 == ~a28~0 && 1 == ~a19~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 1 == ~a21~0); 26129#L309 assume !((((((3 == calculate_output_~input && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a25~0)) && 11 == ~a28~0) && !(1 == ~a11~0)); 26126#L314 assume !(1 == ~a19~0 && 1 == ~a21~0 && ((5 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && 1 == ~a11~0) && 9 == ~a17~0); 26123#L328 assume !((1 == ~a19~0 && ((!(1 == ~a11~0) && (1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 10 == ~a28~0) && 1 == ~a21~0) && 8 == ~a17~0); 26120#L331 assume !((!(1 == ~a11~0) && (((4 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0) && 11 == ~a28~0) && 1 == ~a19~0); 26117#L337 assume !(((!(1 == ~a19~0) && (4 == calculate_output_~input && (((!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 26114#L349 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && ((1 == ~a25~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 11 == ~a28~0) && 1 == ~a21~0); 26111#L354 assume !((((1 == ~a21~0 && ((8 == ~a28~0 && !(1 == ~a25~0)) || (9 == ~a28~0 && 1 == ~a25~0)) && 6 == calculate_output_~input) && !(1 == ~a11~0)) && !(1 == ~a19~0)) && 8 == ~a17~0); 26108#L361 assume !(1 == ~a19~0 && ((1 == ~a21~0 && (!(1 == ~a25~0) && 3 == calculate_output_~input) && 9 == ~a17~0) && 8 == ~a28~0) && 1 == ~a11~0); 26105#L368 assume !(8 == ~a17~0 && (1 == ~a21~0 && (5 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (9 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a19~0) && !(1 == ~a11~0)); 26102#L375 assume !(1 == ~a19~0 && (((8 == ~a17~0 && 5 == calculate_output_~input && !(1 == ~a11~0)) && 1 == ~a21~0) && 1 == ~a25~0) && 8 == ~a28~0); 26099#L378 assume !(((!(1 == ~a11~0) && ((1 == ~a21~0 && 4 == calculate_output_~input) && 10 == ~a28~0) && 8 == ~a17~0) && !(1 == ~a19~0)) && 1 == ~a25~0); 26096#L380 assume !(8 == ~a28~0 && (1 == ~a19~0 && 1 == ~a11~0 && !(1 == ~a25~0) && 9 == ~a17~0 && 6 == calculate_output_~input) && 1 == ~a21~0); 26093#L389 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 6 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a19~0)); 26090#L394 assume ((((!(1 == ~a25~0) && 1 == ~a19~0 && 3 == calculate_output_~input) && 9 == ~a28~0) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0);~a19~0 := 0;~a28~0 := 7;calculate_output_#res := 25; 25566#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 26313#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 26312#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 26310#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 26308#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 26306#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 26304#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 26302#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 26300#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 26298#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 26296#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 26294#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 26292#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 26287#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 26288#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 26291#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 26276#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 26277#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 26268#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 26269#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 26260#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 26261#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 26252#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 26253#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 26242#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 26243#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 26230#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 26231#L154 assume 1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0;~a25~0 := 1;~a19~0 := 1;~a28~0 := 7;calculate_output_#res := -1; 25772#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 25504#L606-2 [2019-12-07 17:42:45,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:45,109 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 10 times [2019-12-07 17:42:45,109 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:45,109 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108821090] [2019-12-07 17:42:45,109 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:45,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:45,114 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:45,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:45,114 INFO L82 PathProgramCache]: Analyzing trace with hash -645173945, now seen corresponding path program 1 times [2019-12-07 17:42:45,114 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:45,114 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968243817] [2019-12-07 17:42:45,114 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:45,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:42:45,173 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-07 17:42:45,173 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968243817] [2019-12-07 17:42:45,173 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:42:45,173 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:42:45,173 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364431386] [2019-12-07 17:42:45,174 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 17:42:45,174 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:42:45,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:42:45,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:42:45,174 INFO L87 Difference]: Start difference. First operand 1278 states and 1407 transitions. cyclomatic complexity: 133 Second operand 3 states. [2019-12-07 17:42:45,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:42:45,440 INFO L93 Difference]: Finished difference Result 1841 states and 1970 transitions. [2019-12-07 17:42:45,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:42:45,440 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1841 states and 1970 transitions. [2019-12-07 17:42:45,446 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 1835 [2019-12-07 17:42:45,454 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1841 states to 1841 states and 1970 transitions. [2019-12-07 17:42:45,454 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1841 [2019-12-07 17:42:45,454 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1841 [2019-12-07 17:42:45,455 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1841 states and 1970 transitions. [2019-12-07 17:42:45,456 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 17:42:45,456 INFO L688 BuchiCegarLoop]: Abstraction has 1841 states and 1970 transitions. [2019-12-07 17:42:45,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1841 states and 1970 transitions. [2019-12-07 17:42:45,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1841 to 1418. [2019-12-07 17:42:45,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1418 states. [2019-12-07 17:42:45,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 1418 states and 1541 transitions. [2019-12-07 17:42:45,471 INFO L711 BuchiCegarLoop]: Abstraction has 1418 states and 1541 transitions. [2019-12-07 17:42:45,471 INFO L591 BuchiCegarLoop]: Abstraction has 1418 states and 1541 transitions. [2019-12-07 17:42:45,471 INFO L424 BuchiCegarLoop]: ======== Iteration 11============ [2019-12-07 17:42:45,471 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1418 states and 1541 transitions. [2019-12-07 17:42:45,474 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 1412 [2019-12-07 17:42:45,474 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:42:45,474 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:42:45,481 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-12-07 17:42:45,482 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:42:45,482 INFO L794 eck$LassoCheckResult]: Stem: 28746#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 28628#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 28629#L606-2 [2019-12-07 17:42:45,482 INFO L796 eck$LassoCheckResult]: Loop: 28629#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 29450#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 29447#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 29444#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 29441#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 29438#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 29435#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 29432#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 29429#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 29426#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 29423#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 29415#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 29416#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 29407#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 29408#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 29399#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 29400#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 29391#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 29392#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 29383#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 29384#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 29375#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 29376#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 29367#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 29368#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29355#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 29356#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 29343#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 29344#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 29413#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 29414#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 29405#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 29406#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 29397#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 29398#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 29389#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 29390#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 29381#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 29382#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 29373#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 29374#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 29363#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 29364#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 29351#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 29352#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 29245#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 29246#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 29359#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 29360#L253 assume !((9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0); 29347#L259 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && (((9 == ~a28~0 && 6 == calculate_output_~input) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a25~0)); 29348#L261 assume !(9 == ~a17~0 && 1 == ~a21~0 && 1 == ~a11~0 && (3 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && 1 == ~a19~0); 28916#L276 assume !(7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 1 == ~a21~0 && 1 == ~a19~0 && 5 == calculate_output_~input && !(1 == ~a11~0)); 28917#L280 assume !(8 == ~a28~0 && 1 == ~a21~0 && (!(1 == ~a11~0) && (1 == calculate_output_~input && 8 == ~a17~0) && 1 == ~a19~0) && 1 == ~a25~0); 29711#L283 assume !((((8 == ~a17~0 && (6 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a21~0) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 29708#L286 assume !((!(1 == ~a11~0) && (!(1 == ~a19~0) && ((!(1 == ~a25~0) && 11 == ~a28~0) || (10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 29705#L291 assume !(8 == ~a17~0 && (1 == ~a21~0 && !(1 == ~a11~0) && 1 == ~a25~0 && 8 == ~a28~0 && 6 == calculate_output_~input) && 1 == ~a19~0); 29702#L293 assume !((1 == ~a19~0 && 8 == ~a17~0 && ((!(1 == ~a25~0) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a11~0)) && 11 == ~a28~0); 29699#L297 assume !(1 == ~a11~0 && (9 == ~a17~0 && 9 == ~a28~0 && 1 == ~a19~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 1 == ~a21~0); 29696#L309 assume !((((((3 == calculate_output_~input && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a25~0)) && 11 == ~a28~0) && !(1 == ~a11~0)); 29693#L314 assume !(1 == ~a19~0 && 1 == ~a21~0 && ((5 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && 1 == ~a11~0) && 9 == ~a17~0); 29690#L328 assume !((1 == ~a19~0 && ((!(1 == ~a11~0) && (1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 10 == ~a28~0) && 1 == ~a21~0) && 8 == ~a17~0); 29687#L331 assume !((!(1 == ~a11~0) && (((4 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0) && 11 == ~a28~0) && 1 == ~a19~0); 29684#L337 assume !(((!(1 == ~a19~0) && (4 == calculate_output_~input && (((!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 29681#L349 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && ((1 == ~a25~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 11 == ~a28~0) && 1 == ~a21~0); 29678#L354 assume !((((1 == ~a21~0 && ((8 == ~a28~0 && !(1 == ~a25~0)) || (9 == ~a28~0 && 1 == ~a25~0)) && 6 == calculate_output_~input) && !(1 == ~a11~0)) && !(1 == ~a19~0)) && 8 == ~a17~0); 29675#L361 assume !(1 == ~a19~0 && ((1 == ~a21~0 && (!(1 == ~a25~0) && 3 == calculate_output_~input) && 9 == ~a17~0) && 8 == ~a28~0) && 1 == ~a11~0); 29672#L368 assume !(8 == ~a17~0 && (1 == ~a21~0 && (5 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (9 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a19~0) && !(1 == ~a11~0)); 29669#L375 assume !(1 == ~a19~0 && (((8 == ~a17~0 && 5 == calculate_output_~input && !(1 == ~a11~0)) && 1 == ~a21~0) && 1 == ~a25~0) && 8 == ~a28~0); 29666#L378 assume !(((!(1 == ~a11~0) && ((1 == ~a21~0 && 4 == calculate_output_~input) && 10 == ~a28~0) && 8 == ~a17~0) && !(1 == ~a19~0)) && 1 == ~a25~0); 29663#L380 assume !(8 == ~a28~0 && (1 == ~a19~0 && 1 == ~a11~0 && !(1 == ~a25~0) && 9 == ~a17~0 && 6 == calculate_output_~input) && 1 == ~a21~0); 29660#L389 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 6 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a19~0)); 29657#L394 assume !(((((!(1 == ~a25~0) && 1 == ~a19~0 && 3 == calculate_output_~input) && 9 == ~a28~0) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 29654#L398 assume !((8 == ~a17~0 && ((4 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)); 29651#L402 assume !(((!(1 == ~a11~0) && ((1 == ~a19~0 && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)); 29648#L404 assume !((1 == ~a11~0 && 1 == ~a19~0 && 1 == ~a21~0 && (9 == ~a17~0 && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 8 == ~a28~0); 29645#L407 assume !(!(1 == ~a11~0) && 1 == ~a21~0 && (1 == ~a19~0 && 8 == ~a17~0 && 1 == ~a25~0 && 5 == calculate_output_~input) && 11 == ~a28~0); 29642#L409 assume !(1 == ~a19~0 && 8 == ~a17~0 && ((((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input) && !(1 == ~a11~0)) && 1 == ~a21~0); 29639#L414 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29636#L414-2 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29633#L417-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29630#L420-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29627#L423-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29624#L426-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29621#L429-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29618#L432-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29615#L435-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29612#L438-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29609#L441-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29606#L444-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29603#L447-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29600#L450-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29597#L453-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29594#L456-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29591#L459-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29588#L462-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29585#L465-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29582#L468-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29579#L471-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29576#L474-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29573#L477-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29570#L480-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29567#L483-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29564#L486-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29561#L489-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29558#L492-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29555#L495-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29552#L498-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29549#L501-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29546#L504-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29543#L507-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29540#L510-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29537#L513-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29534#L516-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29531#L519-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29528#L522-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29525#L525-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29522#L528-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29519#L531-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29516#L534-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29513#L537-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29510#L540-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29507#L543-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29504#L546-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29501#L549-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29498#L552-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29495#L555-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29492#L558-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29489#L561-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29486#L564-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29483#L567-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29480#L570-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29477#L573-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29474#L576-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29471#L579-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29468#L582-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29465#L585-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29462#L588-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29459#L591-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29456#L594-1 calculate_output_#res := -2; 29454#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 28629#L606-2 [2019-12-07 17:42:45,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:45,483 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 11 times [2019-12-07 17:42:45,483 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:45,483 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482312858] [2019-12-07 17:42:45,483 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:45,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:45,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:45,486 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:45,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:45,486 INFO L82 PathProgramCache]: Analyzing trace with hash 2053340219, now seen corresponding path program 1 times [2019-12-07 17:42:45,486 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:45,486 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316263213] [2019-12-07 17:42:45,486 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:45,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:45,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:45,520 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:45,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:45,521 INFO L82 PathProgramCache]: Analyzing trace with hash 41143549, now seen corresponding path program 1 times [2019-12-07 17:42:45,521 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:45,521 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165727951] [2019-12-07 17:42:45,521 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:45,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:42:45,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:42:45,932 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165727951] [2019-12-07 17:42:45,932 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:42:45,932 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-12-07 17:42:45,932 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918401199] [2019-12-07 17:42:46,735 WARN L192 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 69 [2019-12-07 17:42:46,814 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:42:46,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-12-07 17:42:46,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 17:42:46,814 INFO L87 Difference]: Start difference. First operand 1418 states and 1541 transitions. cyclomatic complexity: 128 Second operand 9 states. [2019-12-07 17:42:47,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:42:47,253 INFO L93 Difference]: Finished difference Result 1330 states and 1452 transitions. [2019-12-07 17:42:47,254 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 17:42:47,254 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1330 states and 1452 transitions. [2019-12-07 17:42:47,256 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 1272 [2019-12-07 17:42:47,261 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1330 states to 1330 states and 1452 transitions. [2019-12-07 17:42:47,261 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1330 [2019-12-07 17:42:47,262 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1330 [2019-12-07 17:42:47,262 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1330 states and 1452 transitions. [2019-12-07 17:42:47,263 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 17:42:47,263 INFO L688 BuchiCegarLoop]: Abstraction has 1330 states and 1452 transitions. [2019-12-07 17:42:47,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1330 states and 1452 transitions. [2019-12-07 17:42:47,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1330 to 1330. [2019-12-07 17:42:47,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1330 states. [2019-12-07 17:42:47,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1330 states and 1452 transitions. [2019-12-07 17:42:47,271 INFO L711 BuchiCegarLoop]: Abstraction has 1330 states and 1452 transitions. [2019-12-07 17:42:47,271 INFO L591 BuchiCegarLoop]: Abstraction has 1330 states and 1452 transitions. [2019-12-07 17:42:47,271 INFO L424 BuchiCegarLoop]: ======== Iteration 12============ [2019-12-07 17:42:47,271 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1330 states and 1452 transitions. [2019-12-07 17:42:47,273 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 1272 [2019-12-07 17:42:47,273 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:42:47,273 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:42:47,274 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-12-07 17:42:47,274 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:42:47,274 INFO L794 eck$LassoCheckResult]: Stem: 31519#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 31398#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 31399#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 32229#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 32226#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 32223#L35 assume 8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0);~a28~0 := 10;calculate_output_#res := 22; 31441#L597 [2019-12-07 17:42:47,274 INFO L796 eck$LassoCheckResult]: Loop: 31441#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 32483#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 32480#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 32476#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 32472#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 32468#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 32464#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 32457#L47 assume ((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0;~a25~0 := 0;calculate_output_#res := -1; 31441#L597 [2019-12-07 17:42:47,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:47,274 INFO L82 PathProgramCache]: Analyzing trace with hash 889694475, now seen corresponding path program 1 times [2019-12-07 17:42:47,274 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:47,274 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612510067] [2019-12-07 17:42:47,274 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:47,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:47,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:47,279 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:47,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:47,280 INFO L82 PathProgramCache]: Analyzing trace with hash 1141479969, now seen corresponding path program 1 times [2019-12-07 17:42:47,280 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:47,280 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710182462] [2019-12-07 17:42:47,280 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:47,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:47,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:47,284 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:47,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:47,284 INFO L82 PathProgramCache]: Analyzing trace with hash 2047121707, now seen corresponding path program 1 times [2019-12-07 17:42:47,284 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:47,284 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438033207] [2019-12-07 17:42:47,284 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:47,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:47,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:47,290 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:47,443 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 17:42:47,443 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 17:42:47,443 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 17:42:47,443 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 17:42:47,443 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 17:42:47,443 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:47,443 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 17:42:47,443 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 17:42:47,443 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label45.c_Iteration12_Lasso [2019-12-07 17:42:47,443 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 17:42:47,443 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 17:42:47,445 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:47,446 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:47,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:47,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:47,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:47,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:47,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:47,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:47,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:47,458 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:47,459 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:47,461 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:47,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:47,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:47,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:47,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:47,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:47,477 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:47,479 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:47,484 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:47,486 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:47,635 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 17:42:47,635 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 162 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 162 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:47,638 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:47,638 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:47,640 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:47,640 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~u~0=0} Honda state: {~u~0=21} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 163 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 163 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:47,644 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:47,644 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:47,647 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:47,647 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~f~0=0} Honda state: {~f~0=6} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 164 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 164 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:47,651 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:47,651 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:47,653 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:47,653 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 165 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 165 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:47,656 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:47,656 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:47,659 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:47,659 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~y~0=0} Honda state: {~y~0=25} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 166 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 166 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:47,662 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:47,663 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:47,665 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:47,665 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~z~0=0} Honda state: {~z~0=26} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 167 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 167 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:47,668 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:47,668 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:47,671 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:47,671 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a21~0=0} Honda state: {~a21~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 168 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 168 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:47,675 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:47,675 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:47,678 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:47,678 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~v~0=0} Honda state: {~v~0=22} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 169 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 169 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:47,681 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:47,681 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:47,684 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:47,684 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a~0=0} Honda state: {~a~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 170 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 170 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:47,688 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:47,688 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:47,690 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:47,690 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a17~0=0} Honda state: {~a17~0=8} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 171 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 171 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:47,694 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:47,694 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:47,696 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:47,696 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret3=0} Honda state: {ULTIMATE.start_main_#t~ret3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 172 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 172 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:47,699 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:47,699 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:47,702 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:47,702 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~e~0=0} Honda state: {~e~0=5} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 173 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 173 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:47,705 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:47,705 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:47,708 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:47,708 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~d~0=0} Honda state: {~d~0=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 174 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 174 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:47,712 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:47,712 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:47,715 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:47,715 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~w~0=0} Honda state: {~w~0=23} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 175 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 175 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:47,719 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:47,719 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:47,722 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:47,722 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a25~0=0} Honda state: {~a25~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 176 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 176 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:47,725 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:47,725 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:47,728 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:47,728 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~c~0=0} Honda state: {~c~0=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 177 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 177 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:47,731 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:47,731 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 178 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 178 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:47,739 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 17:42:47,739 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:47,943 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:47,944 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_calculate_output_#in~input=0, ULTIMATE.start_calculate_output_~input=0, ULTIMATE.start_main_~input~0=0, ULTIMATE.start_main_#t~nondet2=0} Honda state: {ULTIMATE.start_calculate_output_#in~input=6, ULTIMATE.start_calculate_output_~input=6, ULTIMATE.start_main_~input~0=6, ULTIMATE.start_main_#t~nondet2=1} Generalized eigenvectors: [{ULTIMATE.start_calculate_output_#in~input=-5, ULTIMATE.start_calculate_output_~input=-5, ULTIMATE.start_main_~input~0=-5, ULTIMATE.start_main_#t~nondet2=0}, {ULTIMATE.start_calculate_output_#in~input=0, ULTIMATE.start_calculate_output_~input=0, ULTIMATE.start_main_~input~0=0, ULTIMATE.start_main_#t~nondet2=0}, {ULTIMATE.start_calculate_output_#in~input=0, ULTIMATE.start_calculate_output_~input=0, ULTIMATE.start_main_~input~0=0, ULTIMATE.start_main_#t~nondet2=0}] Lambdas: [0, 15, 13] Nus: [0, 1] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 179 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 179 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:47,948 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:47,948 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:47,951 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:47,951 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~x~0=0} Honda state: {~x~0=24} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 180 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 180 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:47,954 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:47,954 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:47,957 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:47,957 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a19~0=0} Honda state: {~a19~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 181 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 181 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:47,960 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:47,961 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 182 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 182 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:47,967 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 17:42:47,967 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:48,087 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:48,088 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_calculate_output_#res=0, ULTIMATE.start_main_~output~0=0} Honda state: {ULTIMATE.start_calculate_output_#res=22, ULTIMATE.start_main_~output~0=-1} Generalized eigenvectors: [{ULTIMATE.start_calculate_output_#res=-23, ULTIMATE.start_main_~output~0=18}, {ULTIMATE.start_calculate_output_#res=0, ULTIMATE.start_main_~output~0=-23}, {ULTIMATE.start_calculate_output_#res=0, ULTIMATE.start_main_~output~0=28}] Lambdas: [0, 0, 0] Nus: [1, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 183 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 183 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:48,091 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:48,091 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:48,094 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:48,094 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a11~0=0} Honda state: {~a11~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/z3 Starting monitored process 184 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 184 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:48,097 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:48,097 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:48,100 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:48,100 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a28~0=0} Honda state: {~a28~0=10} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2019-12-07 17:42:48,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 05:42:48 BoogieIcfgContainer [2019-12-07 17:42:48,121 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-12-07 17:42:48,121 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 17:42:48,121 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 17:42:48,121 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 17:42:48,122 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:42:38" (3/4) ... [2019-12-07 17:42:48,124 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-12-07 17:42:48,151 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b03a4843-4a9f-4435-aa54-bda3af8d2069/bin/uautomizer/witness.graphml [2019-12-07 17:42:48,152 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 17:42:48,152 INFO L168 Benchmark]: Toolchain (without parser) took 10973.72 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 486.5 MB). Free memory was 942.5 MB in the beginning and 936.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 492.2 MB. Max. memory is 11.5 GB. [2019-12-07 17:42:48,153 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:42:48,153 INFO L168 Benchmark]: CACSL2BoogieTranslator took 342.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -157.9 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2019-12-07 17:42:48,153 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.91 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 17:42:48,153 INFO L168 Benchmark]: Boogie Preprocessor took 39.70 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 17:42:48,154 INFO L168 Benchmark]: RCFGBuilder took 654.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 984.2 MB in the end (delta: 105.4 MB). Peak memory consumption was 105.4 MB. Max. memory is 11.5 GB. [2019-12-07 17:42:48,154 INFO L168 Benchmark]: BuchiAutomizer took 9852.79 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 359.1 MB). Free memory was 984.2 MB in the beginning and 952.3 MB in the end (delta: 31.9 MB). Peak memory consumption was 391.1 MB. Max. memory is 11.5 GB. [2019-12-07 17:42:48,154 INFO L168 Benchmark]: Witness Printer took 30.55 ms. Allocated memory is still 1.5 GB. Free memory was 952.3 MB in the beginning and 936.8 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. [2019-12-07 17:42:48,156 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 342.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -157.9 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.91 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.70 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 654.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 984.2 MB in the end (delta: 105.4 MB). Peak memory consumption was 105.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 9852.79 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 359.1 MB). Free memory was 984.2 MB in the beginning and 952.3 MB in the end (delta: 31.9 MB). Peak memory consumption was 391.1 MB. Max. memory is 11.5 GB. * Witness Printer took 30.55 ms. Allocated memory is still 1.5 GB. Free memory was 952.3 MB in the beginning and 936.8 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. 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 11 terminating modules (11 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.11 modules have a trivial ranking function, the largest among these consists of 9 locations. The remainder module has 1330 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 9.8s and 12 iterations. TraceHistogramMax:4. Analysis of lassos took 5.4s. Construction of modules took 2.8s. Büchi inclusion checks took 0.9s. Highest rank in rank-based complementation 0. Minimization of det autom 11. Minimization of nondet autom 0. Automata minimization 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 1975 StatesRemovedByMinimization, 7 NontrivialMinimizations. Non-live state removal took 0.1s Buchi closure took 0.0s. Biggest automaton had 2130 states and ocurred in iteration 8. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 1503 SDtfs, 1791 SDslu, 175 SDs, 0 SdLazy, 4260 SolverSat, 739 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time LassoAnalysisResults: nont1 unkn0 SFLI8 SFLT0 conc3 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital65 mio100 ax100 hnf103 lsp39 ukn90 mio100 lsp100 div100 bol100 ite100 ukn100 eq209 hnf93 smp100 dnf148 smp89 tf102 neg98 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 30ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 0 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 31 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.6s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - GeometricNonTerminationArgumentResult [Line: 614]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {a19=0, a17=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3cc8f10=0, a11=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@46573806=0, y=0, x=0, z=0, u=0, w=0, v=0, a=0, c=0, a28=0, \old(input)=0, output=0, a25=0, a21=0, d=0, e=0, f=0, input=0, input=0} State at position 1 is {a19=1, a17=8, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3cc8f10=0, a11=0, \result=22, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@46573806=1, y=25, x=24, z=26, u=21, w=23, v=22, a=1, c=3, a28=10, \old(input)=6, output=-1, a25=0, a21=1, d=4, e=5, f=6, input=6, input=6} For i>1, the state at position i is {a19=1 + sum_{k=0}^i 0, a17=8 + sum_{k=0}^i 0, \result=0 + sum_{k=0}^i 0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3cc8f10=0 + sum_{k=0}^i 0, a11=0 + sum_{k=0}^i 0, \result=22 + sum_{k=0}^i -23*0^k, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@46573806=1 + sum_{k=0}^i 0, y=25 + sum_{k=0}^i 0, x=24 + sum_{k=0}^i 0, z=26 + sum_{k=0}^i 0, u=21 + sum_{k=0}^i 0, w=23 + sum_{k=0}^i 0, v=22 + sum_{k=0}^i 0, a=1 + sum_{k=0}^i 0, c=3 + sum_{k=0}^i 0, a28=10 + sum_{k=0}^i 0, \old(input)=6 + sum_{k=0}^i -5*0^k, output=-1 + sum_{k=0}^i 18*0^k + -23*0^k + -23*k*0^(k-1) + 28*0^k, a25=0 + sum_{k=0}^i 0, a21=1 + sum_{k=0}^i 0, d=4 + sum_{k=0}^i 0, e=5 + sum_{k=0}^i 0, f=6 + sum_{k=0}^i 0, input=6 + sum_{k=0}^i -5*0^k, input=6 + sum_{k=0}^i -5*0^k} - StatisticsResult: NonterminationArgumentStatistics Unbounded Execution 4GEVs Lambdas: [0, 15, 13, 0, 0, 0] Mus: [0, 1, 0, 1, 0] - NonterminatingLassoResult [Line: 29]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L7] int a= 1; [L8] int e= 5; [L9] int d= 4; [L10] int f= 6; [L11] int c= 3; [L14] int u = 21; [L15] int v = 22; [L16] int w = 23; [L17] int x = 24; [L18] int y = 25; [L19] int z = 26; [L22] int a25 = 0; [L23] int a11 = 0; [L24] int a28 = 7; [L25] int a19 = 1; [L26] int a21 = 1; [L27] int a17 = 8; [L603] int output = -1; [L606] COND TRUE 1 [L609] int input; [L610] input = __VERIFIER_nondet_int() [L611] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L30] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) [L35] COND TRUE ((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1))) [L36] a28 = 10 [L37] return 22; Loop: [L614] output = calculate_output(input) [L606] COND TRUE 1 [L609] int input; [L610] input = __VERIFIER_nondet_int() [L611] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L30] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) [L35] COND FALSE !(((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1)))) [L38] COND FALSE !(((a21==1)&&((a19==1)&&((((((a25==1)||!(a25==1))&&(input==3))&&(a17==9))&&(a11==1))&&(a28==9))))) [L42] COND FALSE !(((a28==9)&&(!(a19==1)&&((a21==1)&&((((input==4)&&!(a25==1))&&!(a11==1))&&(a17==8)))))) [L47] COND TRUE ((((a17==8)&&((((input==1)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a19==1)))&&(a21==1))&&(a28==10)) [L48] a25 = 0 [L49] return -1; End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...