./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label44.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label44.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 eb2ed652d9060283eed99b129e3cfec21e515617 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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 0.1.24-678e011 [2019-11-20 10:59:51,254 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 10:59:51,256 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 10:59:51,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 10:59:51,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 10:59:51,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 10:59:51,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 10:59:51,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 10:59:51,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 10:59:51,275 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 10:59:51,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 10:59:51,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 10:59:51,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 10:59:51,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 10:59:51,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 10:59:51,282 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 10:59:51,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 10:59:51,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 10:59:51,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 10:59:51,288 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 10:59:51,290 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 10:59:51,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 10:59:51,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 10:59:51,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 10:59:51,296 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 10:59:51,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 10:59:51,297 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 10:59:51,298 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 10:59:51,299 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 10:59:51,300 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 10:59:51,300 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 10:59:51,301 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 10:59:51,302 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 10:59:51,303 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 10:59:51,304 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 10:59:51,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 10:59:51,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 10:59:51,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 10:59:51,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 10:59:51,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 10:59:51,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 10:59:51,308 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-20 10:59:51,326 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 10:59:51,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 10:59:51,327 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 10:59:51,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 10:59:51,328 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 10:59:51,328 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 10:59:51,328 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 10:59:51,328 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 10:59:51,329 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 10:59:51,329 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 10:59:51,329 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 10:59:51,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 10:59:51,330 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 10:59:51,330 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 10:59:51,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 10:59:51,330 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 10:59:51,331 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 10:59:51,331 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 10:59:51,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 10:59:51,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 10:59:51,332 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 10:59:51,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 10:59:51,332 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 10:59:51,332 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 10:59:51,333 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 10:59:51,333 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 10:59:51,333 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 10:59:51,333 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 10:59:51,334 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 10:59:51,334 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 10:59:51,334 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 10:59:51,335 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 10:59:51,335 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_f541d663-88b5-41f1-9cd0-974f494695a5/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 -> eb2ed652d9060283eed99b129e3cfec21e515617 [2019-11-20 10:59:51,470 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 10:59:51,489 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 10:59:51,492 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 10:59:51,493 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 10:59:51,494 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 10:59:51,499 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label44.c [2019-11-20 10:59:51,559 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/data/98f71f560/adfade02118f49bd9c0c91de612dee54/FLAGb3cf0a591 [2019-11-20 10:59:52,081 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 10:59:52,082 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/sv-benchmarks/c/eca-rers2012/Problem02_label44.c [2019-11-20 10:59:52,096 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/data/98f71f560/adfade02118f49bd9c0c91de612dee54/FLAGb3cf0a591 [2019-11-20 10:59:52,386 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/data/98f71f560/adfade02118f49bd9c0c91de612dee54 [2019-11-20 10:59:52,390 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 10:59:52,391 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 10:59:52,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 10:59:52,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 10:59:52,396 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 10:59:52,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:59:52" (1/1) ... [2019-11-20 10:59:52,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6709ef4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:52, skipping insertion in model container [2019-11-20 10:59:52,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:59:52" (1/1) ... [2019-11-20 10:59:52,409 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 10:59:52,471 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 10:59:52,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:59:52,961 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 10:59:53,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:59:53,098 INFO L192 MainTranslator]: Completed translation [2019-11-20 10:59:53,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:53 WrapperNode [2019-11-20 10:59:53,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 10:59:53,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 10:59:53,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 10:59:53,100 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 10:59:53,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:53" (1/1) ... [2019-11-20 10:59:53,129 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:53" (1/1) ... [2019-11-20 10:59:53,185 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 10:59:53,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 10:59:53,186 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 10:59:53,186 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 10:59:53,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:53" (1/1) ... [2019-11-20 10:59:53,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:53" (1/1) ... [2019-11-20 10:59:53,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:53" (1/1) ... [2019-11-20 10:59:53,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:53" (1/1) ... [2019-11-20 10:59:53,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:53" (1/1) ... [2019-11-20 10:59:53,263 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:53" (1/1) ... [2019-11-20 10:59:53,269 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:53" (1/1) ... [2019-11-20 10:59:53,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 10:59:53,277 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 10:59:53,277 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 10:59:53,277 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 10:59:53,278 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:53,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 10:59:53,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 10:59:54,842 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 10:59:54,842 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 10:59:54,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:59:54 BoogieIcfgContainer [2019-11-20 10:59:54,844 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 10:59:54,845 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-20 10:59:54,845 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-20 10:59:54,848 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-20 10:59:54,849 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 10:59:54,849 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 10:59:52" (1/3) ... [2019-11-20 10:59:54,852 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@72864233 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 10:59:54, skipping insertion in model container [2019-11-20 10:59:54,852 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 10:59:54,852 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:53" (2/3) ... [2019-11-20 10:59:54,853 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@72864233 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 10:59:54, skipping insertion in model container [2019-11-20 10:59:54,853 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 10:59:54,853 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:59:54" (3/3) ... [2019-11-20 10:59:54,855 INFO L371 chiAutomizerObserver]: Analyzing ICFG Problem02_label44.c [2019-11-20 10:59:54,910 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-20 10:59:54,911 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-20 10:59:54,911 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-20 10:59:54,911 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 10:59:54,911 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 10:59:54,913 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-20 10:59:54,913 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 10:59:54,913 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-20 10:59:54,953 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 226 states. [2019-11-20 10:59:55,016 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 221 [2019-11-20 10:59:55,016 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 10:59:55,016 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 10:59:55,029 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 10:59:55,029 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-11-20 10:59:55,029 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-20 10:59:55,030 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 226 states. [2019-11-20 10:59:55,046 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 221 [2019-11-20 10:59:55,047 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 10:59:55,050 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 10:59:55,052 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 10:59:55,055 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-11-20 10:59:55,064 INFO L794 eck$LassoCheckResult]: Stem: 78#ULTIMATE.startENTRYtrue ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 9#L-1true havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 164#L606-2true [2019-11-20 10:59:55,064 INFO L796 eck$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 [2019-11-20 10:59:55,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:59:55,070 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2019-11-20 10:59:55,078 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:59:55,078 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682934084] [2019-11-20 10:59:55,079 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:59:55,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:59:55,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:59:55,184 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 10:59:55,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:59:55,186 INFO L82 PathProgramCache]: Analyzing trace with hash 1268139, now seen corresponding path program 1 times [2019-11-20 10:59:55,186 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:59:55,187 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17505714] [2019-11-20 10:59:55,187 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:59:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:59:55,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:59:55,221 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 10:59:55,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:59:55,223 INFO L82 PathProgramCache]: Analyzing trace with hash 889695341, now seen corresponding path program 1 times [2019-11-20 10:59:55,223 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:59:55,223 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118521336] [2019-11-20 10:59:55,224 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:59:55,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:59:55,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:59:55,299 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118521336] [2019-11-20 10:59:55,300 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 10:59:55,300 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 10:59:55,302 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422004356] [2019-11-20 10:59:55,464 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 42 [2019-11-20 10:59:55,553 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 10:59:55,555 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 10:59:55,555 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 10:59:55,555 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 10:59:55,556 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 10:59:55,556 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:55,556 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 10:59:55,556 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 10:59:55,557 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label44.c_Iteration1_Loop [2019-11-20 10:59:55,557 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 10:59:55,557 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 10:59:55,587 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:59:55,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:59:55,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:59:55,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:59:55,667 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:59:55,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:59:55,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:59:55,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:59:56,037 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2019-11-20 10:59:56,123 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 10:59:56,124 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:56,147 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 10:59:56,148 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 10:59:56,159 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 10:59:56,159 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_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:56,182 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 10:59:56,182 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:56,196 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 10:59:56,196 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_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:56,215 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 10:59:56,215 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:56,233 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 10:59:56,233 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_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:56,259 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 10:59:56,260 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:56,271 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 10:59:56,271 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_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:56,287 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 10:59:56,287 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 10:59:56,345 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 10:59:56,345 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a21~0=1} Honda state: {~a21~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:56,372 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 10:59:56,372 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:56,380 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 10:59:56,380 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_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 10:59:56,408 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 10:59:56,408 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 10:59:56,420 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 10:59:56,420 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_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:56,439 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 10:59:56,440 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:56,465 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 10:59:56,465 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:56,489 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 10:59:56,492 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 10:59:56,492 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 10:59:56,492 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 10:59:56,493 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 10:59:56,493 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 10:59:56,493 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:56,493 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 10:59:56,493 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 10:59:56,493 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label44.c_Iteration1_Loop [2019-11-20 10:59:56,493 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 10:59:56,494 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 10:59:56,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:59:56,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:59:56,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:59:56,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:59:56,598 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:59:56,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:59:56,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:59:56,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:59:56,895 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2019-11-20 10:59:56,945 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 10:59:56,953 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:56,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:56,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:56,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:56,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:56,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:56,965 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:59:56,970 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 10:59:56,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:56,975 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:56,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:56,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:56,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:56,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:56,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:56,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:59:56,997 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 10:59:56,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:56,999 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:57,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,019 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 10:59:57,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:59:57,029 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:59:57,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,037 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,051 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:59:57,056 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 10:59:57,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:59:57,061 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 10:59:57,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,074 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,074 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:59:57,075 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 10:59:57,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:59:57,077 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 10:59:57,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,084 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,085 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:59:57,086 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 10:59:57,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:59:57,090 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 10:59:57,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:59:57,110 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 10:59:57,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:59:57,112 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 10:59:57,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,129 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,129 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 10:59:57,129 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:59:57,131 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:59:57,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:59:57,135 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:59:57,138 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:57,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,158 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,159 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:59:57,163 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:59:57,163 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,168 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,186 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:59:57,187 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:59:57,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:59:57,190 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 10:59:57,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,200 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,201 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 10:59:57,201 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:59:57,221 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 10:59:57,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:59:57,234 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:57,247 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 [2019-11-20 10:59:57,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,250 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:59:57,252 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:59:57,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,256 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:57,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,266 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:59:57,267 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:59:57,267 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,276 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:57,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,285 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:59:57,287 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:59:57,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,294 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:57,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,305 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,305 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:59:57,306 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:59:57,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,309 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 10:59:57,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,318 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 10:59:57,319 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:59:57,321 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:59:57,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:59:57,326 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:59:57,328 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:57,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,340 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,341 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:57,345 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:59:57,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,354 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:57,364 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 [2019-11-20 10:59:57,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,367 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:57,370 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:59:57,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,378 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:57,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,390 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,390 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 10:59:57,390 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:57,400 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 10:59:57,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,413 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:57,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,424 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:57,426 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:59:57,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,431 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:57,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,440 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:57,442 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:59:57,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,445 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:57,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,459 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:57,460 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:59:57,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,466 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:57,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,478 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:57,479 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:59:57,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,483 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:57,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,492 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 10:59:57,492 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:57,496 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 10:59:57,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,502 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:59:57,504 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:57,509 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,513 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,519 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:59:57,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:59:57,526 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:57,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,538 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:59:57,540 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:59:57,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,545 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 10:59:57,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,556 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 10:59:57,556 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:59:57,576 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 10:59:57,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:59:57,591 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:57,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,612 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:59:57,615 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:59:57,616 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,620 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,631 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:59:57,634 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:59:57,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:59:57,642 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:57,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,661 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,662 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:59:57,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:59:57,670 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:57,679 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 [2019-11-20 10:59:57,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,682 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,682 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:59:57,683 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:59:57,683 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,690 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:57,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:59:57,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,708 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 10:59:57,708 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:59:57,711 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 10:59:57,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,718 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:59:57,721 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:57,727 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 [2019-11-20 10:59:57,731 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:57,731 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:59:57,731 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,732 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:59:57,736 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:59:57,736 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,746 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:57,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,755 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:57,755 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:59:57,755 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,756 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:59:57,757 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:59:57,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,766 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:57,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,776 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:57,776 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:59:57,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,776 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 10:59:57,777 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:59:57,787 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 10:59:57,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,810 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:57,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,819 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:57,819 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:59:57,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,820 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:59:57,823 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:59:57,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,830 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:57,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,840 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:57,840 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:59:57,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,841 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:59:57,842 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:59:57,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,850 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:57,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,859 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:57,860 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:59:57,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,861 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:59:57,862 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:59:57,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,870 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:57,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,879 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:57,880 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:59:57,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,880 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:59:57,881 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:59:57,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,885 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:57,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,895 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:57,895 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:59:57,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,895 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 10:59:57,896 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:59:57,899 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:59:57,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,910 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:59:57,912 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:57,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,921 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:57,921 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 10:59:57,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,921 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:57,925 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:59:57,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:59:57,939 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:57,950 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:57,953 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:57,953 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 10:59:57,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:57,954 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:57,956 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:59:57,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:57,963 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:57,971 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 [2019-11-20 10:59:57,974 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:57,974 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 10:59:57,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:57,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:57,975 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 10:59:57,975 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:57,986 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 10:59:57,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,023 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,028 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,030 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,031 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 10:59:58,031 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:58,031 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:58,034 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:59:58,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:59:58,075 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:58,087 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 Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,089 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,089 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 10:59:58,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:58,090 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:58,091 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:59:58,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:59:58,095 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 10:59:58,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,107 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,107 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 10:59:58,107 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:58,107 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:58,108 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:59:58,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:59:58,113 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,120 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,120 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 10:59:58,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:58,120 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:58,121 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:59:58,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:59:58,125 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:58,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,141 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,141 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 10:59:58,141 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,141 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 10:59:58,141 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:58,145 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 10:59:58,146 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,158 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:59:58,160 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:58,165 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 [2019-11-20 10:59:58,169 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,170 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:59:58,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:58,170 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:59:58,176 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:59:58,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,198 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:58,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,208 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,208 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:59:58,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:58,209 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:59:58,211 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:59:58,211 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,221 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:58,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,234 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,234 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:59:58,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,235 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 10:59:58,235 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:59:58,248 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 10:59:58,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,293 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:58,303 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 [2019-11-20 10:59:58,306 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,306 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:59:58,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:58,307 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:59:58,310 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:59:58,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,324 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:58,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,334 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,334 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:59:58,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:58,334 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:59:58,336 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:59:58,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,345 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:58,352 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 [2019-11-20 10:59:58,355 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,355 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:59:58,355 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:58,355 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:59:58,357 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:59:58,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,367 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:58,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,376 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,376 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:59:58,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:58,377 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:59:58,379 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:59:58,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:59:58,385 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,391 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 [2019-11-20 10:59:58,394 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,394 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:59:58,394 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,394 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 10:59:58,395 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:59:58,399 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 10:59:58,399 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,418 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:59:58,420 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:58,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,430 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,430 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:59:58,430 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:58,430 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:58,434 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:59:58,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,443 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:58,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,452 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,452 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:59:58,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:58,452 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:58,454 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:59:58,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,458 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:58,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,467 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,467 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:59:58,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,468 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 10:59:58,468 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:58,476 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 10:59:58,477 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,497 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:58,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,509 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,509 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:59:58,510 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:58,510 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:58,512 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:59:58,512 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,518 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:58,527 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,529 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,529 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:59:58,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:58,530 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:58,531 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:59:58,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,536 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:58,542 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,545 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,545 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:59:58,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:58,545 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:58,547 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:59:58,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,551 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:58,558 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,560 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,560 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:59:58,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:58,561 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:58,562 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:59:58,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,565 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:58,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,577 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,577 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:59:58,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,578 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 10:59:58,578 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:59:58,581 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 10:59:58,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,589 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:59:58,591 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,603 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,603 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:59:58,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:58,604 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 10:59:58,610 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:59:58,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:59:58,626 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:58,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,641 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,642 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:59:58,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:58,642 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 10:59:58,644 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:59:58,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,650 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 10:59:58,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,661 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,661 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:59:58,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,661 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 10:59:58,661 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 10:59:58,673 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-20 10:59:58,674 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:59:58,707 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:58,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,721 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,721 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:59:58,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:58,722 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 10:59:58,725 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:59:58,725 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,733 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:58,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,742 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,742 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:59:58,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:58,742 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 10:59:58,744 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:59:58,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,749 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:58,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,758 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,758 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:59:58,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:58,758 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 10:59:58,760 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:59:58,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,765 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:58,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,777 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,777 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:59:58,777 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:59:58,778 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 10:59:58,779 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:59:58,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,785 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:59:58,795 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:59:58,797 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:59:58,797 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:59:58,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:59:58,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:59:58,798 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 10:59:58,798 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 10:59:58,802 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 10:59:58,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:59:58,817 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:59:58,819 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 10:59:58,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 10:59:58,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 10:59:58,838 INFO L87 Difference]: Start difference. First operand 226 states. Second operand 3 states. [2019-11-20 10:59:59,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 10:59:59,692 INFO L93 Difference]: Finished difference Result 374 states and 489 transitions. [2019-11-20 10:59:59,692 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 10:59:59,694 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 374 states and 489 transitions. [2019-11-20 10:59:59,701 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 305 [2019-11-20 10:59:59,709 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 374 states to 307 states and 409 transitions. [2019-11-20 10:59:59,711 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 307 [2019-11-20 10:59:59,712 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 307 [2019-11-20 10:59:59,712 INFO L73 IsDeterministic]: Start isDeterministic. Operand 307 states and 409 transitions. [2019-11-20 10:59:59,715 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 10:59:59,715 INFO L688 BuchiCegarLoop]: Abstraction has 307 states and 409 transitions. [2019-11-20 10:59:59,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states and 409 transitions. [2019-11-20 10:59:59,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 305. [2019-11-20 10:59:59,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 305 states. [2019-11-20 10:59:59,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 405 transitions. [2019-11-20 10:59:59,764 INFO L711 BuchiCegarLoop]: Abstraction has 305 states and 405 transitions. [2019-11-20 10:59:59,765 INFO L591 BuchiCegarLoop]: Abstraction has 305 states and 405 transitions. [2019-11-20 10:59:59,765 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-20 10:59:59,765 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 305 states and 405 transitions. [2019-11-20 10:59:59,768 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 303 [2019-11-20 10:59:59,768 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 10:59:59,768 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 10:59:59,769 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 10:59:59,769 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 10:59:59,769 INFO L794 eck$LassoCheckResult]: Stem: 765#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 630#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 631#L606-2 [2019-11-20 10:59:59,770 INFO L796 eck$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 [2019-11-20 10:59:59,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:59:59,770 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2019-11-20 10:59:59,770 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:59:59,771 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170237632] [2019-11-20 10:59:59,771 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:59:59,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:59:59,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:59:59,786 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 10:59:59,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:59:59,787 INFO L82 PathProgramCache]: Analyzing trace with hash 1948456188, now seen corresponding path program 1 times [2019-11-20 10:59:59,787 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:59:59,787 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843138658] [2019-11-20 10:59:59,787 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:59:59,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:59:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:59:59,815 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 10:59:59,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:59:59,816 INFO L82 PathProgramCache]: Analyzing trace with hash -141898178, now seen corresponding path program 1 times [2019-11-20 10:59:59,816 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:59:59,816 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154383968] [2019-11-20 10:59:59,816 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:59:59,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:59:59,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:59:59,871 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154383968] [2019-11-20 10:59:59,871 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 10:59:59,872 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 10:59:59,872 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644415790] [2019-11-20 11:00:00,013 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 41 [2019-11-20 11:00:00,044 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 11:00:00,045 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 11:00:00,045 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 11:00:00,045 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 11:00:00,045 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 11:00:00,045 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:00,045 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 11:00:00,045 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 11:00:00,045 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label44.c_Iteration2_Loop [2019-11-20 11:00:00,046 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 11:00:00,046 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 11:00:00,048 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:00,056 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:00,095 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:00,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:00,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:00,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:00,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:00,115 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:00,277 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 11:00:00,277 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:00,281 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:00,282 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 11:00:00,285 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:00,285 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_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:00,290 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:00,290 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 11:00:00,296 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:00,296 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_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:00,322 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:00,322 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:00,327 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:00,327 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_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:00,334 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:00,335 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:00,339 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:00,339 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_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:00,346 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:00,346 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:00,351 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:00,351 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_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:00,358 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:00,358 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:00,383 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 11:00:00,383 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:00,402 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 11:00:00,404 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 11:00:00,404 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 11:00:00,404 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 11:00:00,404 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 11:00:00,404 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 11:00:00,404 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:00,405 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 11:00:00,405 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 11:00:00,405 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label44.c_Iteration2_Loop [2019-11-20 11:00:00,405 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 11:00:00,405 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 11:00:00,407 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:00,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:00,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:00,456 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:00,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:00,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:00,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:00,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:00,633 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 11:00:00,633 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:00,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:00,640 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 11:00:00,640 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 11:00:00,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 11:00:00,642 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:00,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,647 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:00,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 11:00:00,648 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 11:00:00,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 11:00:00,649 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:00,653 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 [2019-11-20 11:00:00,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:00,655 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 11:00:00,655 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 11:00:00,655 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 11:00:00,656 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:00,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:00,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 11:00:00,663 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 11:00:00,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 11:00:00,665 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:00,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,670 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:00,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 11:00:00,671 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 11:00:00,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 11:00:00,673 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:00,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,679 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:00,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 11:00:00,681 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 11:00:00,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 11:00:00,684 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:00,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:00,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 11:00:00,691 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 11:00:00,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 11:00:00,697 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:00,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,702 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:00,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 11:00:00,703 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 11:00:00,703 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 11:00:00,705 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 11:00:00,706 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:00,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,711 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,712 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:00,712 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 11:00:00,712 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 11:00:00,712 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 11:00:00,714 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:00,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,720 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:00,720 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 11:00:00,720 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 11:00:00,720 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 11:00:00,722 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:00,726 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:00,728 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 11:00:00,728 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 11:00:00,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 11:00:00,730 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:00,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:00,736 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 11:00:00,737 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 11:00:00,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 11:00:00,738 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:00,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,753 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:00,753 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 11:00:00,757 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 11:00:00,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 11:00:00,762 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:00,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,777 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,777 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:00,777 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 11:00:00,781 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 11:00:00,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:00,788 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:00,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:00,795 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 11:00:00,798 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 11:00:00,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 11:00:00,801 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:00,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:00,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:00,809 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 11:00:00,811 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 11:00:00,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 11:00:00,813 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 11:00:00,815 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:00,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:00,820 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:00,821 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 11:00:00,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 11:00:00,826 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:00,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,840 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:00,840 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:00,841 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 11:00:00,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:00,845 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:00,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:00,853 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:00,853 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 11:00:00,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:00,856 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:00,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:00,868 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:00,869 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 11:00:00,869 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:00,872 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:00,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,880 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:00,881 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:00,883 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 11:00:00,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:00,888 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:00,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,897 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:00,897 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:00,902 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 11:00:00,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:00,914 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:00,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:00,923 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:00,926 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 11:00:00,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:00,932 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:00,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,941 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,941 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:00,942 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:00,943 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 11:00:00,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 11:00:00,947 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:00,949 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:00,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,957 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:00,957 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 11:00:00,959 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 11:00:00,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:00,962 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:00,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,972 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:00,973 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 11:00:00,974 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 11:00:00,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:00,979 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:00,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:00,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:00,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:00,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:00,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:00,994 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 11:00:00,994 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 11:00:00,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:00,997 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:01,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,008 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 11:00:01,009 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 11:00:01,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,013 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:01,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,021 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:01,021 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 11:00:01,023 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 11:00:01,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,030 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:01,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,038 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:01,038 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 11:00:01,044 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 11:00:01,044 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,054 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:01,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,066 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 11:00:01,069 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 11:00:01,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,078 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 11:00:01,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,088 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 11:00:01,090 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 11:00:01,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,097 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 11:00:01,098 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,106 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,106 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 11:00:01,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,106 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 11:00:01,107 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 11:00:01,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,112 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,122 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,122 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 11:00:01,123 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,123 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:01,123 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 11:00:01,124 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 11:00:01,124 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,130 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,140 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,140 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 11:00:01,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,140 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 11:00:01,141 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 11:00:01,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,146 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,153 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,154 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 11:00:01,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,154 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 11:00:01,155 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 11:00:01,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,159 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,166 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,168 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,168 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 11:00:01,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,169 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:01,169 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 11:00:01,171 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 11:00:01,171 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,178 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,189 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,189 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 11:00:01,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,189 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:01,189 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 11:00:01,193 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 11:00:01,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,203 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,212 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,212 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 11:00:01,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,212 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 11:00:01,214 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 11:00:01,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,222 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,231 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,232 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 11:00:01,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,232 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 11:00:01,233 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 11:00:01,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,238 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 11:00:01,240 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,292 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,292 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 11:00:01,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,292 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:01,294 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 11:00:01,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,300 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,306 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,308 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,308 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 11:00:01,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,308 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:01,308 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:01,310 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 11:00:01,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,316 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,324 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,324 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 11:00:01,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,325 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:01,326 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 11:00:01,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,334 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,340 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 [2019-11-20 11:00:01,342 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,342 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 11:00:01,342 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,343 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:01,344 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 11:00:01,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,349 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,361 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,361 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 11:00:01,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,361 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:01,362 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:01,364 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 11:00:01,365 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,375 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,384 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,384 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 11:00:01,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,384 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:01,384 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:01,390 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 11:00:01,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,407 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,416 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,416 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 11:00:01,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,417 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:01,420 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 11:00:01,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,432 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,441 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,441 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 11:00:01,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,441 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:01,443 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 11:00:01,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,451 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 11:00:01,452 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,459 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,459 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 11:00:01,459 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,460 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 11:00:01,462 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 11:00:01,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,471 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,479 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 [2019-11-20 11:00:01,481 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,481 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 11:00:01,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,482 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:01,482 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 11:00:01,484 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 11:00:01,484 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,494 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,505 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,505 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 11:00:01,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,506 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 11:00:01,508 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 11:00:01,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,514 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,525 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,525 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 11:00:01,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,526 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 11:00:01,528 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 11:00:01,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 11:00:01,535 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/z3 Waiting until toolchain timeout for monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 Starting monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 11:00:01,541 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 [2019-11-20 11:00:01,544 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,544 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 11:00:01,544 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,545 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:01,545 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 11:00:01,549 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 11:00:01,549 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,566 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,578 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,578 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 11:00:01,578 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,578 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:01,579 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 11:00:01,586 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 11:00:01,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,618 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,630 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,631 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 11:00:01,631 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,631 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 11:00:01,636 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 11:00:01,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,658 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,668 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,668 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 11:00:01,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,669 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 11:00:01,672 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 11:00:01,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,685 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 11:00:01,687 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,694 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,694 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 11:00:01,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,695 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:01,696 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 11:00:01,696 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,700 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,706 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,708 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,708 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 11:00:01,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,709 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:01,709 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:01,710 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 11:00:01,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,715 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,724 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,724 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 11:00:01,724 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,724 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:01,725 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 11:00:01,725 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,729 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,741 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,741 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 11:00:01,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,742 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:01,743 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 11:00:01,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,747 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,755 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,755 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 11:00:01,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,756 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:01,756 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:01,759 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 11:00:01,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,767 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,776 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,777 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 11:00:01,777 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,777 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:01,777 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:01,782 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 11:00:01,782 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,794 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,802 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,802 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 11:00:01,803 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,803 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:01,806 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 11:00:01,806 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,814 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,822 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,822 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 11:00:01,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,823 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 11:00:01,825 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 11:00:01,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 153 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,830 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 11:00:01,832 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,839 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,839 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 11:00:01,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,840 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 11:00:01,842 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 11:00:01,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 11:00:01,847 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 154 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,853 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,856 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,856 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 11:00:01,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,856 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:01,857 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 11:00:01,859 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 11:00:01,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 155 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,870 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,876 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,879 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,879 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 11:00:01,879 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,879 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 11:00:01,881 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 11:00:01,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 156 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,886 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,897 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,897 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 11:00:01,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,898 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 11:00:01,899 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 11:00:01,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 157 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,904 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,913 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,913 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 11:00:01,913 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,913 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:01,913 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 11:00:01,917 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 11:00:01,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 158 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,932 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,940 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,940 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 11:00:01,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,940 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 11:00:01,940 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 11:00:01,947 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 11:00:01,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 159 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,971 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:01,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:01,980 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:01,980 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 11:00:01,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:01,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:01,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:01,981 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 11:00:01,985 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 11:00:01,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 160 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:01,999 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:02,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 11:00:02,008 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 11:00:02,008 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 11:00:02,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 11:00:02,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 11:00:02,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 11:00:02,008 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 11:00:02,011 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 11:00:02,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 161 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:02,021 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 11:00:02,023 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 11:00:02,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 11:00:02,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 11:00:02,023 INFO L87 Difference]: Start difference. First operand 305 states and 405 transitions. cyclomatic complexity: 101 Second operand 3 states. [2019-11-20 11:00:02,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:00:02,579 INFO L93 Difference]: Finished difference Result 590 states and 749 transitions. [2019-11-20 11:00:02,579 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 11:00:02,580 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 590 states and 749 transitions. [2019-11-20 11:00:02,585 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 588 [2019-11-20 11:00:02,591 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 590 states to 590 states and 749 transitions. [2019-11-20 11:00:02,591 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 590 [2019-11-20 11:00:02,592 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 590 [2019-11-20 11:00:02,592 INFO L73 IsDeterministic]: Start isDeterministic. Operand 590 states and 749 transitions. [2019-11-20 11:00:02,595 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 11:00:02,596 INFO L688 BuchiCegarLoop]: Abstraction has 590 states and 749 transitions. [2019-11-20 11:00:02,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states and 749 transitions. [2019-11-20 11:00:02,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 590. [2019-11-20 11:00:02,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 590 states. [2019-11-20 11:00:02,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 749 transitions. [2019-11-20 11:00:02,628 INFO L711 BuchiCegarLoop]: Abstraction has 590 states and 749 transitions. [2019-11-20 11:00:02,628 INFO L591 BuchiCegarLoop]: Abstraction has 590 states and 749 transitions. [2019-11-20 11:00:02,629 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-20 11:00:02,629 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 590 states and 749 transitions. [2019-11-20 11:00:02,635 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 588 [2019-11-20 11:00:02,636 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 11:00:02,636 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 11:00:02,638 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 11:00:02,638 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 1, 1, 1] [2019-11-20 11:00:02,638 INFO L794 eck$LassoCheckResult]: Stem: 1676#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 1534#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 1535#L606-2 [2019-11-20 11:00:02,638 INFO L796 eck$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 [2019-11-20 11:00:02,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:00:02,639 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 3 times [2019-11-20 11:00:02,639 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:00:02,639 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768958249] [2019-11-20 11:00:02,639 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:00:02,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:02,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:02,664 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 11:00:02,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:00:02,665 INFO L82 PathProgramCache]: Analyzing trace with hash 1689438932, now seen corresponding path program 1 times [2019-11-20 11:00:02,665 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:00:02,665 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006142607] [2019-11-20 11:00:02,666 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:00:02,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:00:02,711 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:00:02,711 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006142607] [2019-11-20 11:00:02,711 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:00:02,711 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 11:00:02,712 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284233214] [2019-11-20 11:00:02,712 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 11:00:02,712 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 11:00:02,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 11:00:02,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 11:00:02,712 INFO L87 Difference]: Start difference. First operand 590 states and 749 transitions. cyclomatic complexity: 160 Second operand 3 states. [2019-11-20 11:00:03,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:00:03,302 INFO L93 Difference]: Finished difference Result 1149 states and 1416 transitions. [2019-11-20 11:00:03,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 11:00:03,302 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1149 states and 1416 transitions. [2019-11-20 11:00:03,313 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1147 [2019-11-20 11:00:03,323 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1149 states to 1149 states and 1416 transitions. [2019-11-20 11:00:03,324 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1149 [2019-11-20 11:00:03,325 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1149 [2019-11-20 11:00:03,326 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1149 states and 1416 transitions. [2019-11-20 11:00:03,329 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 11:00:03,329 INFO L688 BuchiCegarLoop]: Abstraction has 1149 states and 1416 transitions. [2019-11-20 11:00:03,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1149 states and 1416 transitions. [2019-11-20 11:00:03,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1149 to 1149. [2019-11-20 11:00:03,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1149 states. [2019-11-20 11:00:03,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 1149 states and 1416 transitions. [2019-11-20 11:00:03,353 INFO L711 BuchiCegarLoop]: Abstraction has 1149 states and 1416 transitions. [2019-11-20 11:00:03,353 INFO L591 BuchiCegarLoop]: Abstraction has 1149 states and 1416 transitions. [2019-11-20 11:00:03,353 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-11-20 11:00:03,353 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1149 states and 1416 transitions. [2019-11-20 11:00:03,359 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1147 [2019-11-20 11:00:03,360 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 11:00:03,360 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 11:00:03,361 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 11:00:03,362 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] [2019-11-20 11:00:03,362 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 [2019-11-20 11:00:03,362 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 [2019-11-20 11:00:03,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:00:03,363 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 4 times [2019-11-20 11:00:03,363 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:00:03,363 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933454732] [2019-11-20 11:00:03,363 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:00:03,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:03,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:03,383 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 11:00:03,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:00:03,383 INFO L82 PathProgramCache]: Analyzing trace with hash -1352924138, now seen corresponding path program 1 times [2019-11-20 11:00:03,384 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:00:03,384 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976039470] [2019-11-20 11:00:03,384 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:00:03,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:00:03,437 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 11:00:03,437 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976039470] [2019-11-20 11:00:03,438 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:00:03,438 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 11:00:03,438 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733039169] [2019-11-20 11:00:03,438 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 11:00:03,439 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 11:00:03,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 11:00:03,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 11:00:03,439 INFO L87 Difference]: Start difference. First operand 1149 states and 1416 transitions. cyclomatic complexity: 268 Second operand 3 states. [2019-11-20 11:00:03,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:00:03,996 INFO L93 Difference]: Finished difference Result 1996 states and 2450 transitions. [2019-11-20 11:00:03,997 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 11:00:03,997 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1996 states and 2450 transitions. [2019-11-20 11:00:04,014 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1994 [2019-11-20 11:00:04,031 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1996 states to 1996 states and 2450 transitions. [2019-11-20 11:00:04,031 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1996 [2019-11-20 11:00:04,034 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1996 [2019-11-20 11:00:04,034 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1996 states and 2450 transitions. [2019-11-20 11:00:04,037 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 11:00:04,038 INFO L688 BuchiCegarLoop]: Abstraction has 1996 states and 2450 transitions. [2019-11-20 11:00:04,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states and 2450 transitions. [2019-11-20 11:00:04,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1710. [2019-11-20 11:00:04,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1710 states. [2019-11-20 11:00:04,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1710 states and 2146 transitions. [2019-11-20 11:00:04,075 INFO L711 BuchiCegarLoop]: Abstraction has 1710 states and 2146 transitions. [2019-11-20 11:00:04,075 INFO L591 BuchiCegarLoop]: Abstraction has 1710 states and 2146 transitions. [2019-11-20 11:00:04,075 INFO L424 BuchiCegarLoop]: ======== Iteration 5============ [2019-11-20 11:00:04,075 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1710 states and 2146 transitions. [2019-11-20 11:00:04,086 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1708 [2019-11-20 11:00:04,086 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 11:00:04,086 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 11:00:04,089 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 11:00:04,089 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] [2019-11-20 11:00:04,089 INFO L794 eck$LassoCheckResult]: Stem: 6571#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 6429#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 6430#L606-2 [2019-11-20 11:00:04,090 INFO L796 eck$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 [2019-11-20 11:00:04,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:00:04,090 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 5 times [2019-11-20 11:00:04,090 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:00:04,090 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394246991] [2019-11-20 11:00:04,091 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:00:04,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:04,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:04,099 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 11:00:04,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:00:04,100 INFO L82 PathProgramCache]: Analyzing trace with hash -879392628, now seen corresponding path program 1 times [2019-11-20 11:00:04,100 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:00:04,101 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85659964] [2019-11-20 11:00:04,101 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:00:04,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:00:04,195 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 11:00:04,196 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85659964] [2019-11-20 11:00:04,196 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:00:04,196 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 11:00:04,196 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521717169] [2019-11-20 11:00:04,197 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 11:00:04,197 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 11:00:04,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 11:00:04,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 11:00:04,197 INFO L87 Difference]: Start difference. First operand 1710 states and 2146 transitions. cyclomatic complexity: 437 Second operand 3 states. [2019-11-20 11:00:04,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:00:04,762 INFO L93 Difference]: Finished difference Result 1709 states and 1964 transitions. [2019-11-20 11:00:04,762 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 11:00:04,762 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1709 states and 1964 transitions. [2019-11-20 11:00:04,774 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1707 [2019-11-20 11:00:04,787 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1709 states to 1709 states and 1964 transitions. [2019-11-20 11:00:04,787 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1709 [2019-11-20 11:00:04,789 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1709 [2019-11-20 11:00:04,789 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1709 states and 1964 transitions. [2019-11-20 11:00:04,792 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 11:00:04,792 INFO L688 BuchiCegarLoop]: Abstraction has 1709 states and 1964 transitions. [2019-11-20 11:00:04,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1709 states and 1964 transitions. [2019-11-20 11:00:04,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1709 to 1429. [2019-11-20 11:00:04,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1429 states. [2019-11-20 11:00:04,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1429 states and 1654 transitions. [2019-11-20 11:00:04,817 INFO L711 BuchiCegarLoop]: Abstraction has 1429 states and 1654 transitions. [2019-11-20 11:00:04,818 INFO L591 BuchiCegarLoop]: Abstraction has 1429 states and 1654 transitions. [2019-11-20 11:00:04,818 INFO L424 BuchiCegarLoop]: ======== Iteration 6============ [2019-11-20 11:00:04,818 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1429 states and 1654 transitions. [2019-11-20 11:00:04,825 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1427 [2019-11-20 11:00:04,825 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 11:00:04,825 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 11:00:04,827 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 11:00:04,827 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] [2019-11-20 11:00:04,828 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 [2019-11-20 11:00:04,828 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 [2019-11-20 11:00:04,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:00:04,828 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 6 times [2019-11-20 11:00:04,828 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:00:04,829 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679990334] [2019-11-20 11:00:04,829 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:00:04,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:04,848 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 11:00:04,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:00:04,849 INFO L82 PathProgramCache]: Analyzing trace with hash 274284660, now seen corresponding path program 1 times [2019-11-20 11:00:04,849 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:00:04,849 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221928666] [2019-11-20 11:00:04,849 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:00:04,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:00:04,898 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 11:00:04,898 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221928666] [2019-11-20 11:00:04,898 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:00:04,898 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 11:00:04,898 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778384106] [2019-11-20 11:00:04,899 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 11:00:04,899 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 11:00:04,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 11:00:04,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 11:00:04,899 INFO L87 Difference]: Start difference. First operand 1429 states and 1654 transitions. cyclomatic complexity: 226 Second operand 3 states. [2019-11-20 11:00:05,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:00:05,509 INFO L93 Difference]: Finished difference Result 1851 states and 2102 transitions. [2019-11-20 11:00:05,509 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 11:00:05,510 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1851 states and 2102 transitions. [2019-11-20 11:00:05,530 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1846 [2019-11-20 11:00:05,546 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1851 states to 1851 states and 2102 transitions. [2019-11-20 11:00:05,546 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1851 [2019-11-20 11:00:05,549 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1851 [2019-11-20 11:00:05,549 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1851 states and 2102 transitions. [2019-11-20 11:00:05,552 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 11:00:05,552 INFO L688 BuchiCegarLoop]: Abstraction has 1851 states and 2102 transitions. [2019-11-20 11:00:05,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1851 states and 2102 transitions. [2019-11-20 11:00:05,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1851 to 1849. [2019-11-20 11:00:05,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1849 states. [2019-11-20 11:00:05,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1849 states and 2099 transitions. [2019-11-20 11:00:05,588 INFO L711 BuchiCegarLoop]: Abstraction has 1849 states and 2099 transitions. [2019-11-20 11:00:05,588 INFO L591 BuchiCegarLoop]: Abstraction has 1849 states and 2099 transitions. [2019-11-20 11:00:05,588 INFO L424 BuchiCegarLoop]: ======== Iteration 7============ [2019-11-20 11:00:05,588 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1849 states and 2099 transitions. [2019-11-20 11:00:05,599 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1844 [2019-11-20 11:00:05,599 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 11:00:05,599 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 11:00:05,603 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 11:00:05,604 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] [2019-11-20 11:00:05,604 INFO L794 eck$LassoCheckResult]: Stem: 13279#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 13140#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 13141#L606-2 [2019-11-20 11:00:05,606 INFO L796 eck$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 [2019-11-20 11:00:05,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:00:05,606 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 7 times [2019-11-20 11:00:05,606 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:00:05,607 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695124287] [2019-11-20 11:00:05,607 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:00:05,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:05,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:05,616 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 11:00:05,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:00:05,616 INFO L82 PathProgramCache]: Analyzing trace with hash -917902191, now seen corresponding path program 1 times [2019-11-20 11:00:05,616 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:00:05,616 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53857013] [2019-11-20 11:00:05,617 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:00:05,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:00:05,665 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 11:00:05,665 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53857013] [2019-11-20 11:00:05,665 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:00:05,665 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 11:00:05,666 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646777063] [2019-11-20 11:00:05,666 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 11:00:05,666 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 11:00:05,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 11:00:05,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 11:00:05,667 INFO L87 Difference]: Start difference. First operand 1849 states and 2099 transitions. cyclomatic complexity: 252 Second operand 3 states. [2019-11-20 11:00:06,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:00:06,247 INFO L93 Difference]: Finished difference Result 1989 states and 2244 transitions. [2019-11-20 11:00:06,248 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 11:00:06,248 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1989 states and 2244 transitions. [2019-11-20 11:00:06,263 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1984 [2019-11-20 11:00:06,279 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1989 states to 1989 states and 2244 transitions. [2019-11-20 11:00:06,279 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1989 [2019-11-20 11:00:06,282 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1989 [2019-11-20 11:00:06,282 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1989 states and 2244 transitions. [2019-11-20 11:00:06,285 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 11:00:06,285 INFO L688 BuchiCegarLoop]: Abstraction has 1989 states and 2244 transitions. [2019-11-20 11:00:06,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1989 states and 2244 transitions. [2019-11-20 11:00:06,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1989 to 1989. [2019-11-20 11:00:06,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1989 states. [2019-11-20 11:00:06,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 1989 states and 2244 transitions. [2019-11-20 11:00:06,325 INFO L711 BuchiCegarLoop]: Abstraction has 1989 states and 2244 transitions. [2019-11-20 11:00:06,325 INFO L591 BuchiCegarLoop]: Abstraction has 1989 states and 2244 transitions. [2019-11-20 11:00:06,325 INFO L424 BuchiCegarLoop]: ======== Iteration 8============ [2019-11-20 11:00:06,325 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1989 states and 2244 transitions. [2019-11-20 11:00:06,336 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1984 [2019-11-20 11:00:06,336 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 11:00:06,336 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 11:00:06,338 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 11:00:06,339 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] [2019-11-20 11:00:06,339 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 [2019-11-20 11:00:06,339 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 [2019-11-20 11:00:06,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:00:06,340 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 8 times [2019-11-20 11:00:06,340 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:00:06,340 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478235425] [2019-11-20 11:00:06,341 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:00:06,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:06,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:06,346 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 11:00:06,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:00:06,347 INFO L82 PathProgramCache]: Analyzing trace with hash -1740840234, now seen corresponding path program 1 times [2019-11-20 11:00:06,347 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:00:06,347 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565847834] [2019-11-20 11:00:06,347 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:00:06,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:00:06,418 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:00:06,419 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565847834] [2019-11-20 11:00:06,419 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:00:06,419 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 11:00:06,419 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496637813] [2019-11-20 11:00:06,420 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 11:00:06,420 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 11:00:06,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 11:00:06,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 11:00:06,421 INFO L87 Difference]: Start difference. First operand 1989 states and 2244 transitions. cyclomatic complexity: 257 Second operand 4 states. [2019-11-20 11:00:07,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:00:07,079 INFO L93 Difference]: Finished difference Result 2552 states and 2753 transitions. [2019-11-20 11:00:07,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 11:00:07,079 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2552 states and 2753 transitions. [2019-11-20 11:00:07,095 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 2546 [2019-11-20 11:00:07,115 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2552 states to 2552 states and 2753 transitions. [2019-11-20 11:00:07,115 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2552 [2019-11-20 11:00:07,119 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2552 [2019-11-20 11:00:07,119 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2552 states and 2753 transitions. [2019-11-20 11:00:07,123 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 11:00:07,123 INFO L688 BuchiCegarLoop]: Abstraction has 2552 states and 2753 transitions. [2019-11-20 11:00:07,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2552 states and 2753 transitions. [2019-11-20 11:00:07,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2552 to 2130. [2019-11-20 11:00:07,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2130 states. [2019-11-20 11:00:07,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 2130 states and 2325 transitions. [2019-11-20 11:00:07,166 INFO L711 BuchiCegarLoop]: Abstraction has 2130 states and 2325 transitions. [2019-11-20 11:00:07,166 INFO L591 BuchiCegarLoop]: Abstraction has 2130 states and 2325 transitions. [2019-11-20 11:00:07,166 INFO L424 BuchiCegarLoop]: ======== Iteration 9============ [2019-11-20 11:00:07,166 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2130 states and 2325 transitions. [2019-11-20 11:00:07,174 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 2124 [2019-11-20 11:00:07,174 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 11:00:07,174 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 11:00:07,177 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 11:00:07,177 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] [2019-11-20 11:00:07,177 INFO L794 eck$LassoCheckResult]: Stem: 21661#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 21532#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 21533#L606-2 [2019-11-20 11:00:07,177 INFO L796 eck$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 [2019-11-20 11:00:07,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:00:07,178 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 9 times [2019-11-20 11:00:07,178 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:00:07,178 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605550681] [2019-11-20 11:00:07,179 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:00:07,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:07,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:07,184 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 11:00:07,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:00:07,184 INFO L82 PathProgramCache]: Analyzing trace with hash -1701192337, now seen corresponding path program 1 times [2019-11-20 11:00:07,185 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:00:07,185 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783183770] [2019-11-20 11:00:07,185 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:00:07,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:00:07,263 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 11:00:07,264 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783183770] [2019-11-20 11:00:07,264 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:00:07,264 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 11:00:07,264 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267069444] [2019-11-20 11:00:07,265 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 11:00:07,265 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 11:00:07,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 11:00:07,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 11:00:07,266 INFO L87 Difference]: Start difference. First operand 2130 states and 2325 transitions. cyclomatic complexity: 198 Second operand 3 states. [2019-11-20 11:00:07,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:00:07,488 INFO L93 Difference]: Finished difference Result 1838 states and 1967 transitions. [2019-11-20 11:00:07,488 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 11:00:07,488 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1838 states and 1967 transitions. [2019-11-20 11:00:07,496 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 1833 [2019-11-20 11:00:07,510 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1838 states to 1838 states and 1967 transitions. [2019-11-20 11:00:07,510 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1838 [2019-11-20 11:00:07,512 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1838 [2019-11-20 11:00:07,513 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1838 states and 1967 transitions. [2019-11-20 11:00:07,516 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 11:00:07,516 INFO L688 BuchiCegarLoop]: Abstraction has 1838 states and 1967 transitions. [2019-11-20 11:00:07,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1838 states and 1967 transitions. [2019-11-20 11:00:07,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1838 to 1278. [2019-11-20 11:00:07,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1278 states. [2019-11-20 11:00:07,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 1278 states and 1407 transitions. [2019-11-20 11:00:07,543 INFO L711 BuchiCegarLoop]: Abstraction has 1278 states and 1407 transitions. [2019-11-20 11:00:07,543 INFO L591 BuchiCegarLoop]: Abstraction has 1278 states and 1407 transitions. [2019-11-20 11:00:07,543 INFO L424 BuchiCegarLoop]: ======== Iteration 10============ [2019-11-20 11:00:07,544 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1278 states and 1407 transitions. [2019-11-20 11:00:07,547 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 1273 [2019-11-20 11:00:07,548 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 11:00:07,548 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 11:00:07,549 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 11:00:07,550 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] [2019-11-20 11:00:07,550 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 [2019-11-20 11:00:07,550 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 [2019-11-20 11:00:07,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:00:07,551 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 10 times [2019-11-20 11:00:07,551 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:00:07,552 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902301419] [2019-11-20 11:00:07,552 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:00:07,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:07,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:07,557 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 11:00:07,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:00:07,557 INFO L82 PathProgramCache]: Analyzing trace with hash -645173945, now seen corresponding path program 1 times [2019-11-20 11:00:07,558 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:00:07,558 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929380049] [2019-11-20 11:00:07,558 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:00:07,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:00:07,641 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 11:00:07,641 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929380049] [2019-11-20 11:00:07,642 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:00:07,642 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 11:00:07,642 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453375171] [2019-11-20 11:00:07,643 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 11:00:07,643 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 11:00:07,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 11:00:07,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 11:00:07,643 INFO L87 Difference]: Start difference. First operand 1278 states and 1407 transitions. cyclomatic complexity: 133 Second operand 3 states. [2019-11-20 11:00:08,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:00:08,170 INFO L93 Difference]: Finished difference Result 1841 states and 1970 transitions. [2019-11-20 11:00:08,171 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 11:00:08,171 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1841 states and 1970 transitions. [2019-11-20 11:00:08,180 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 1835 [2019-11-20 11:00:08,194 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1841 states to 1841 states and 1970 transitions. [2019-11-20 11:00:08,194 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1841 [2019-11-20 11:00:08,195 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1841 [2019-11-20 11:00:08,196 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1841 states and 1970 transitions. [2019-11-20 11:00:08,199 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 11:00:08,199 INFO L688 BuchiCegarLoop]: Abstraction has 1841 states and 1970 transitions. [2019-11-20 11:00:08,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1841 states and 1970 transitions. [2019-11-20 11:00:08,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1841 to 1418. [2019-11-20 11:00:08,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1418 states. [2019-11-20 11:00:08,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 1418 states and 1541 transitions. [2019-11-20 11:00:08,230 INFO L711 BuchiCegarLoop]: Abstraction has 1418 states and 1541 transitions. [2019-11-20 11:00:08,230 INFO L591 BuchiCegarLoop]: Abstraction has 1418 states and 1541 transitions. [2019-11-20 11:00:08,231 INFO L424 BuchiCegarLoop]: ======== Iteration 11============ [2019-11-20 11:00:08,231 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1418 states and 1541 transitions. [2019-11-20 11:00:08,236 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 1412 [2019-11-20 11:00:08,236 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 11:00:08,236 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 11:00:08,237 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 11:00:08,238 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] [2019-11-20 11:00:08,238 INFO L794 eck$LassoCheckResult]: Stem: 28746#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 28628#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 28629#L606-2 [2019-11-20 11:00:08,239 INFO L796 eck$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 [2019-11-20 11:00:08,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:00:08,240 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 11 times [2019-11-20 11:00:08,241 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:00:08,241 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297805130] [2019-11-20 11:00:08,241 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:00:08,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:08,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:08,247 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 11:00:08,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:00:08,247 INFO L82 PathProgramCache]: Analyzing trace with hash 2053340219, now seen corresponding path program 1 times [2019-11-20 11:00:08,248 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:00:08,248 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730991193] [2019-11-20 11:00:08,248 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:00:08,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:08,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:08,324 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 11:00:08,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:00:08,324 INFO L82 PathProgramCache]: Analyzing trace with hash 41143549, now seen corresponding path program 1 times [2019-11-20 11:00:08,325 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:00:08,325 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925186658] [2019-11-20 11:00:08,325 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:00:08,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:00:09,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:00:09,158 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925186658] [2019-11-20 11:00:09,158 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:00:09,159 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-20 11:00:09,160 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941389864] [2019-11-20 11:00:10,632 WARN L191 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 218 DAG size of output: 69 [2019-11-20 11:00:10,749 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-11-20 11:00:10,754 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 11:00:10,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-20 11:00:10,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-20 11:00:10,755 INFO L87 Difference]: Start difference. First operand 1418 states and 1541 transitions. cyclomatic complexity: 128 Second operand 9 states. [2019-11-20 11:00:11,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:00:11,323 INFO L93 Difference]: Finished difference Result 1330 states and 1452 transitions. [2019-11-20 11:00:11,323 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-20 11:00:11,323 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1330 states and 1452 transitions. [2019-11-20 11:00:11,327 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 1272 [2019-11-20 11:00:11,335 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1330 states to 1330 states and 1452 transitions. [2019-11-20 11:00:11,335 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1330 [2019-11-20 11:00:11,336 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1330 [2019-11-20 11:00:11,336 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1330 states and 1452 transitions. [2019-11-20 11:00:11,338 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 11:00:11,338 INFO L688 BuchiCegarLoop]: Abstraction has 1330 states and 1452 transitions. [2019-11-20 11:00:11,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1330 states and 1452 transitions. [2019-11-20 11:00:11,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1330 to 1330. [2019-11-20 11:00:11,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1330 states. [2019-11-20 11:00:11,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1330 states and 1452 transitions. [2019-11-20 11:00:11,358 INFO L711 BuchiCegarLoop]: Abstraction has 1330 states and 1452 transitions. [2019-11-20 11:00:11,358 INFO L591 BuchiCegarLoop]: Abstraction has 1330 states and 1452 transitions. [2019-11-20 11:00:11,358 INFO L424 BuchiCegarLoop]: ======== Iteration 12============ [2019-11-20 11:00:11,359 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1330 states and 1452 transitions. [2019-11-20 11:00:11,362 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 1272 [2019-11-20 11:00:11,363 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 11:00:11,363 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 11:00:11,363 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-11-20 11:00:11,364 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 11:00:11,364 INFO L794 eck$LassoCheckResult]: Stem: 31519#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 31398#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 31399#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 32229#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 32226#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 32223#L35 assume 8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0);~a28~0 := 10;calculate_output_#res := 22; 31441#L597 [2019-11-20 11:00:11,364 INFO L796 eck$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 [2019-11-20 11:00:11,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:00:11,365 INFO L82 PathProgramCache]: Analyzing trace with hash 889694475, now seen corresponding path program 1 times [2019-11-20 11:00:11,365 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:00:11,365 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007639352] [2019-11-20 11:00:11,365 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:00:11,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:11,373 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 11:00:11,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:00:11,374 INFO L82 PathProgramCache]: Analyzing trace with hash 1141479969, now seen corresponding path program 1 times [2019-11-20 11:00:11,374 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:00:11,374 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051471087] [2019-11-20 11:00:11,374 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:00:11,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:11,381 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 11:00:11,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:00:11,382 INFO L82 PathProgramCache]: Analyzing trace with hash 2047121707, now seen corresponding path program 1 times [2019-11-20 11:00:11,382 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:00:11,382 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751558948] [2019-11-20 11:00:11,382 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:00:11,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:11,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:00:11,393 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 11:00:11,594 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 65 [2019-11-20 11:00:11,634 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 11:00:11,634 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 11:00:11,634 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 11:00:11,635 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 11:00:11,635 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 11:00:11,635 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:11,635 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 11:00:11,635 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 11:00:11,635 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label44.c_Iteration12_Lasso [2019-11-20 11:00:11,635 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 11:00:11,635 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 11:00:11,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:11,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:11,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:11,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:11,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:11,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:11,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:11,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:11,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:11,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:11,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:11,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:11,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:11,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:11,676 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:11,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:11,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:11,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:11,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:11,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:11,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 11:00:11,937 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 11:00:11,937 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:11,942 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:11,943 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 11:00:11,945 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:11,946 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_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:11,957 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:11,957 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 11:00:11,960 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:11,960 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_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:11,964 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:11,964 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 11:00:11,967 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:11,967 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_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:11,971 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:11,971 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 11:00:11,978 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:11,978 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_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:11,989 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:11,989 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 166 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:11,994 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:11,994 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_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:12,002 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:12,002 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 167 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:12,007 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:12,007 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_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:12,014 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:12,015 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 168 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:12,019 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:12,019 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_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:12,024 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:12,024 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 11:00:12,027 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:12,027 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_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:12,032 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:12,032 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 11:00:12,035 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:12,035 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_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:12,039 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:12,039 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 11:00:12,042 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:12,042 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_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:12,046 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:12,047 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 11:00:12,050 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:12,050 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_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:12,054 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:12,054 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 11:00:12,058 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:12,058 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_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:12,071 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:12,071 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 174 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:12,075 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:12,075 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_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:12,082 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:12,082 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 175 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:12,086 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:12,086 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_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:12,090 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:12,091 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 11:00:12,094 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:12,094 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_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:12,098 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:12,098 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:12,109 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 11:00:12,109 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 11:00:12,370 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:12,370 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_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:12,375 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:12,375 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 11:00:12,379 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:12,379 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_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:12,394 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:12,394 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 180 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:12,399 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:12,399 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_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:12,410 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:12,410 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 181 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/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) [2019-11-20 11:00:12,420 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 11:00:12,420 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 182 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 11:00:12,556 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:12,556 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_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:12,560 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:12,560 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 11:00:12,563 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:12,563 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_f541d663-88b5-41f1-9cd0-974f494695a5/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 [2019-11-20 11:00:12,567 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 11:00:12,567 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 11:00:12,569 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 11:00:12,570 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a28~0=0} Honda state: {~a28~0=10} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2019-11-20 11:00:12,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 11:00:12 BoogieIcfgContainer [2019-11-20 11:00:12,598 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-20 11:00:12,598 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 11:00:12,599 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 11:00:12,599 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 11:00:12,599 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:59:54" (3/4) ... [2019-11-20 11:00:12,602 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-11-20 11:00:12,669 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f541d663-88b5-41f1-9cd0-974f494695a5/bin/uautomizer/witness.graphml [2019-11-20 11:00:12,669 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 11:00:12,670 INFO L168 Benchmark]: Toolchain (without parser) took 20279.40 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 517.5 MB). Free memory was 939.3 MB in the beginning and 1.0 GB in the end (delta: -100.9 MB). Peak memory consumption was 416.6 MB. Max. memory is 11.5 GB. [2019-11-20 11:00:12,670 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 11:00:12,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 706.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 939.3 MB in the beginning and 1.2 GB in the end (delta: -212.8 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-11-20 11:00:12,671 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 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. [2019-11-20 11:00:12,671 INFO L168 Benchmark]: Boogie Preprocessor took 90.93 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. [2019-11-20 11:00:12,671 INFO L168 Benchmark]: RCFGBuilder took 1567.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 103.9 MB). Peak memory consumption was 103.9 MB. Max. memory is 11.5 GB. [2019-11-20 11:00:12,672 INFO L168 Benchmark]: BuchiAutomizer took 17753.57 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 342.4 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -6.9 MB). Peak memory consumption was 335.5 MB. Max. memory is 11.5 GB. [2019-11-20 11:00:12,672 INFO L168 Benchmark]: Witness Printer took 70.59 ms. Allocated memory is still 1.5 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 11.5 GB. [2019-11-20 11:00:12,674 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 706.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 939.3 MB in the beginning and 1.2 GB in the end (delta: -212.8 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 85.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 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 90.93 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 1567.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 103.9 MB). Peak memory consumption was 103.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 17753.57 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 342.4 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -6.9 MB). Peak memory consumption was 335.5 MB. Max. memory is 11.5 GB. * Witness Printer took 70.59 ms. Allocated memory is still 1.5 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 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 17.6s and 12 iterations. TraceHistogramMax:4. Analysis of lassos took 10.3s. Construction of modules took 4.7s. Büchi inclusion checks took 1.6s. Highest rank in rank-based complementation 0. Minimization of det autom 11. Minimization of nondet autom 0. Automata minimization 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 1975 StatesRemovedByMinimization, 7 NontrivialMinimizations. Non-live state removal took 0.2s 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, 4.7s 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: 54ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 0 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 31 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.0s - 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@42f640c9=0, a11=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@150b2c06=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@42f640c9=0, a11=0, \result=22, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@150b2c06=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@42f640c9=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@150b2c06=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...