./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec9_product26.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec9_product26.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/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 6918e197f4f4b34e9e598cdd0f1a12bdba0c59a1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 18:59:51,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 18:59:51,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 18:59:51,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 18:59:51,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 18:59:51,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 18:59:51,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 18:59:51,324 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 18:59:51,326 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 18:59:51,326 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 18:59:51,327 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 18:59:51,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 18:59:51,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 18:59:51,329 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 18:59:51,329 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 18:59:51,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 18:59:51,331 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 18:59:51,332 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 18:59:51,334 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 18:59:51,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 18:59:51,337 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 18:59:51,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 18:59:51,338 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 18:59:51,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 18:59:51,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 18:59:51,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 18:59:51,341 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 18:59:51,342 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 18:59:51,342 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 18:59:51,343 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 18:59:51,343 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 18:59:51,344 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 18:59:51,345 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 18:59:51,345 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 18:59:51,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 18:59:51,346 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 18:59:51,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 18:59:51,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 18:59:51,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 18:59:51,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 18:59:51,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 18:59:51,349 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-12-07 18:59:51,363 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 18:59:51,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 18:59:51,364 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 18:59:51,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 18:59:51,365 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 18:59:51,365 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-12-07 18:59:51,365 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-12-07 18:59:51,365 INFO L138 SettingsManager]: * Use old map elimination=false [2019-12-07 18:59:51,365 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-12-07 18:59:51,365 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-12-07 18:59:51,366 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-12-07 18:59:51,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 18:59:51,366 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 18:59:51,366 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 18:59:51,366 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 18:59:51,366 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 18:59:51,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 18:59:51,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-12-07 18:59:51,367 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-12-07 18:59:51,367 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-12-07 18:59:51,367 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 18:59:51,367 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 18:59:51,368 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-12-07 18:59:51,368 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 18:59:51,368 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-12-07 18:59:51,368 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 18:59:51,368 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 18:59:51,369 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-12-07 18:59:51,369 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 18:59:51,369 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 18:59:51,369 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 18:59:51,369 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-12-07 18:59:51,370 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-12-07 18:59:51,370 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_1c5dbdf4-8320-4b39-a121-7b3e88d58456/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 -> 6918e197f4f4b34e9e598cdd0f1a12bdba0c59a1 [2019-12-07 18:59:51,483 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 18:59:51,494 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 18:59:51,496 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 18:59:51,498 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 18:59:51,498 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 18:59:51,499 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/../../sv-benchmarks/c/product-lines/elevator_spec9_product26.cil.c [2019-12-07 18:59:51,544 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/data/1e010adf4/66e563e00b9042d7bf4797620cd33ac7/FLAG4873c6ec8 [2019-12-07 18:59:52,049 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 18:59:52,049 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/sv-benchmarks/c/product-lines/elevator_spec9_product26.cil.c [2019-12-07 18:59:52,062 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/data/1e010adf4/66e563e00b9042d7bf4797620cd33ac7/FLAG4873c6ec8 [2019-12-07 18:59:52,521 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/data/1e010adf4/66e563e00b9042d7bf4797620cd33ac7 [2019-12-07 18:59:52,523 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 18:59:52,524 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 18:59:52,524 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 18:59:52,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 18:59:52,527 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 18:59:52,527 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:59:52" (1/1) ... [2019-12-07 18:59:52,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@352f3a1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:52, skipping insertion in model container [2019-12-07 18:59:52,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:59:52" (1/1) ... [2019-12-07 18:59:52,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 18:59:52,571 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 18:59:52,890 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:59:52,899 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 18:59:52,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:59:53,016 INFO L208 MainTranslator]: Completed translation [2019-12-07 18:59:53,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:53 WrapperNode [2019-12-07 18:59:53,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 18:59:53,017 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 18:59:53,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 18:59:53,017 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 18:59:53,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:53" (1/1) ... [2019-12-07 18:59:53,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:53" (1/1) ... [2019-12-07 18:59:53,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 18:59:53,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 18:59:53,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 18:59:53,162 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 18:59:53,169 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:53" (1/1) ... [2019-12-07 18:59:53,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:53" (1/1) ... [2019-12-07 18:59:53,190 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:53" (1/1) ... [2019-12-07 18:59:53,190 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:53" (1/1) ... [2019-12-07 18:59:53,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:53" (1/1) ... [2019-12-07 18:59:53,299 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:53" (1/1) ... [2019-12-07 18:59:53,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:53" (1/1) ... [2019-12-07 18:59:53,360 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 18:59:53,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 18:59:53,360 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 18:59:53,360 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 18:59:53,361 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:59:53,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 18:59:53,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-07 18:59:53,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 18:59:53,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 18:59:58,242 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 18:59:58,242 INFO L287 CfgBuilder]: Removed 1113 assume(true) statements. [2019-12-07 18:59:58,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:59:58 BoogieIcfgContainer [2019-12-07 18:59:58,245 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 18:59:58,245 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-12-07 18:59:58,246 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-12-07 18:59:58,248 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-12-07 18:59:58,248 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 18:59:58,248 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 06:59:52" (1/3) ... [2019-12-07 18:59:58,249 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4ff68fdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 06:59:58, skipping insertion in model container [2019-12-07 18:59:58,249 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 18:59:58,249 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:53" (2/3) ... [2019-12-07 18:59:58,249 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4ff68fdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 06:59:58, skipping insertion in model container [2019-12-07 18:59:58,249 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 18:59:58,250 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:59:58" (3/3) ... [2019-12-07 18:59:58,251 INFO L371 chiAutomizerObserver]: Analyzing ICFG elevator_spec9_product26.cil.c [2019-12-07 18:59:58,278 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-12-07 18:59:58,278 INFO L357 BuchiCegarLoop]: Hoare is false [2019-12-07 18:59:58,279 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-12-07 18:59:58,279 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 18:59:58,279 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 18:59:58,279 INFO L361 BuchiCegarLoop]: Difference is false [2019-12-07 18:59:58,279 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 18:59:58,279 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-12-07 18:59:58,336 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4855 states. [2019-12-07 18:59:58,417 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2417 [2019-12-07 18:59:58,417 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 18:59:58,417 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 18:59:58,428 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:59:58,428 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] [2019-12-07 18:59:58,428 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-12-07 18:59:58,428 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4855 states. [2019-12-07 18:59:58,459 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2417 [2019-12-07 18:59:58,459 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 18:59:58,459 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 18:59:58,462 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:59:58,462 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] [2019-12-07 18:59:58,466 INFO L794 eck$LassoCheckResult]: Stem: 2215#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(10);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string87.base, #t~string87.offset, 1);call write~init~int(95, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(93, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string89.base, #t~string89.offset, 1);call write~init~int(93, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(32, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(97, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(116, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(32, #t~string91.base, 3 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 4 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string93.base, #t~string93.offset, 1);call write~init~int(105, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 2 + #t~string93.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(10);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string97.base, #t~string97.offset, 1);call write~init~int(112, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 2 + #t~string97.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string99.base, #t~string99.offset, 1);call write~init~int(111, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(119, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(110, #t~string99.base, 3 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 4 + #t~string99.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(73, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(76, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(95, #t~string101.base, 3 + #t~string101.offset, 1);call write~init~int(112, #t~string101.base, 4 + #t~string101.offset, 1);call write~init~int(58, #t~string101.base, 5 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 6 + #t~string101.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string103.base, #t~string103.offset, 1);call write~init~int(37, #t~string103.base, 1 + #t~string103.offset, 1);call write~init~int(105, #t~string103.base, 2 + #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 3 + #t~string103.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string107.base, #t~string107.offset, 1);call write~init~int(37, #t~string107.base, 1 + #t~string107.offset, 1);call write~init~int(105, #t~string107.base, 2 + #t~string107.offset, 1);call write~init~int(0, #t~string107.base, 3 + #t~string107.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string109.base, #t~string109.offset, 1);call write~init~int(37, #t~string109.base, 1 + #t~string109.offset, 1);call write~init~int(105, #t~string109.base, 2 + #t~string109.offset, 1);call write~init~int(0, #t~string109.base, 3 + #t~string109.offset, 1);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string111.base, #t~string111.offset, 1);call write~init~int(37, #t~string111.base, 1 + #t~string111.offset, 1);call write~init~int(105, #t~string111.base, 2 + #t~string111.offset, 1);call write~init~int(0, #t~string111.base, 3 + #t~string111.offset, 1);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string113.base, #t~string113.offset, 1);call write~init~int(70, #t~string113.base, 1 + #t~string113.offset, 1);call write~init~int(95, #t~string113.base, 2 + #t~string113.offset, 1);call write~init~int(112, #t~string113.base, 3 + #t~string113.offset, 1);call write~init~int(58, #t~string113.base, 4 + #t~string113.offset, 1);call write~init~int(0, #t~string113.base, 5 + #t~string113.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string116.base, #t~string116.offset, 1);call write~init~int(37, #t~string116.base, 1 + #t~string116.offset, 1);call write~init~int(105, #t~string116.base, 2 + #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 3 + #t~string116.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string119.base, #t~string119.offset, 1);call write~init~int(37, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(105, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string122.base, #t~string122.offset, 1);call write~init~int(37, #t~string122.base, 1 + #t~string122.offset, 1);call write~init~int(105, #t~string122.base, 2 + #t~string122.offset, 1);call write~init~int(0, #t~string122.base, 3 + #t~string122.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string125.base, #t~string125.offset, 1);call write~init~int(37, #t~string125.base, 1 + #t~string125.offset, 1);call write~init~int(105, #t~string125.base, 2 + #t~string125.offset, 1);call write~init~int(0, #t~string125.base, 3 + #t~string125.offset, 1);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string128.base, #t~string128.offset, 1);call write~init~int(37, #t~string128.base, 1 + #t~string128.offset, 1);call write~init~int(105, #t~string128.base, 2 + #t~string128.offset, 1);call write~init~int(0, #t~string128.base, 3 + #t~string128.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string130.base, #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 1 + #t~string130.offset, 1);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(9);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12; 3589#L-1true havoc main_#res;havoc main_#t~ret148, main_~retValue_acc~20, main_~tmp~25;havoc main_~retValue_acc~20;havoc main_~tmp~25; 554#L3249true havoc valid_product_#res;havoc valid_product_~retValue_acc~22;havoc valid_product_~retValue_acc~22;valid_product_~retValue_acc~22 := 1;valid_product_#res := valid_product_~retValue_acc~22; 3647#L3257true main_#t~ret148 := valid_product_#res;main_~tmp~25 := main_#t~ret148;havoc main_#t~ret148; 1314#L3122true assume 0 != main_~tmp~25; 4520#L3094true ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 3699#L440true havoc bigMacCall_#t~ret141, bigMacCall_~tmp~22;havoc bigMacCall_~tmp~22;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~24;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~24; 1216#L3305true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~24 := 4;getOrigin_#res := getOrigin_~retValue_acc~24; 132#L3330true bigMacCall_#t~ret141 := getOrigin_#res;bigMacCall_~tmp~22 := bigMacCall_#t~ret141;havoc bigMacCall_#t~ret141;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~22;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 4631#L2473true assume 0 == initPersonOnFloor_~floor; 4841#L2474true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 1822#L2581-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 402#L2265true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 670#L2277-2true havoc cleanup_#t~ret142, cleanup_#t~ret143, cleanup_~i~1, cleanup_~tmp~23, cleanup_~tmp___0~7, cleanup_~__cil_tmp4~2;havoc cleanup_~i~1;havoc cleanup_~tmp~23;havoc cleanup_~tmp___0~7;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret84, timeShift_~tmp~14;havoc timeShift_~tmp~14;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 363#L854true timeShift_#t~ret84 := areDoorsOpen_#res;timeShift_~tmp~14 := timeShift_#t~ret84;havoc timeShift_#t~ret84; 436#L1736true assume 0 != timeShift_~tmp~14; 380#L1737true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 2813#L1441-11true havoc __utac_acc__Specification9_spec__3_#t~ret35, __utac_acc__Specification9_spec__3_#t~ret36, __utac_acc__Specification9_spec__3_#t~ret37, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~3, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~3;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 1633#L845true __utac_acc__Specification9_spec__3_#t~ret35 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~3 := __utac_acc__Specification9_spec__3_#t~ret35;havoc __utac_acc__Specification9_spec__3_#t~ret35;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~3;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 1996#L905-12true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 1467#L937-12true __utac_acc__Specification9_spec__3_#t~ret36 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret36;havoc __utac_acc__Specification9_spec__3_#t~ret36; 1229#L483true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 1613#L493-1true cleanup_~i~1 := 0; 2417#L2926-2true [2019-12-07 18:59:58,467 INFO L796 eck$LassoCheckResult]: Loop: 2417#L2926-2true assume !false; 2131#L2927true cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 1881#L2930true assume cleanup_~i~1 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~3; 1664#L668true cleanup_#t~ret142 := isBlocked_#res;cleanup_~tmp___0~7 := cleanup_#t~ret142;havoc cleanup_#t~ret142; 1785#L2934true assume 1 != cleanup_~tmp___0~7; 1791#L2934-1true havoc isIdle_#res;havoc isIdle_#t~ret46, isIdle_~retValue_acc~10, isIdle_~tmp~8;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~8;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret41, anyStopRequested_#t~ret42, anyStopRequested_#t~ret43, anyStopRequested_#t~ret44, anyStopRequested_#t~ret45, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~7, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~7;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~16;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~16; 3384#L2202-42true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~16 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~16; 3056#L2229-42true anyStopRequested_#t~ret41 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret41;havoc anyStopRequested_#t~ret41; 788#L953true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 879#L1017true isIdle_#t~ret46 := anyStopRequested_#res;isIdle_~tmp~8 := isIdle_#t~ret46;havoc isIdle_#t~ret46;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~8 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 369#L1030true cleanup_#t~ret143 := isIdle_#res;cleanup_~tmp~23 := cleanup_#t~ret143;havoc cleanup_#t~ret143; 1310#L2946true assume !(0 != cleanup_~tmp~23);havoc timeShift_#t~ret84, timeShift_~tmp~14;havoc timeShift_~tmp~14;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 358#L854-2true timeShift_#t~ret84 := areDoorsOpen_#res;timeShift_~tmp~14 := timeShift_#t~ret84;havoc timeShift_#t~ret84; 435#L1736-1true assume 0 != timeShift_~tmp~14; 382#L1737-2true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 2954#L1441-23true havoc __utac_acc__Specification9_spec__3_#t~ret35, __utac_acc__Specification9_spec__3_#t~ret36, __utac_acc__Specification9_spec__3_#t~ret37, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~3, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~3;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 1635#L845-1true __utac_acc__Specification9_spec__3_#t~ret35 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~3 := __utac_acc__Specification9_spec__3_#t~ret35;havoc __utac_acc__Specification9_spec__3_#t~ret35;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~3;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 1979#L905-25true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 1536#L937-25true __utac_acc__Specification9_spec__3_#t~ret36 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret36;havoc __utac_acc__Specification9_spec__3_#t~ret36; 1232#L483-2true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 1619#L493-3true cleanup_~i~1 := 1 + cleanup_~i~1; 2417#L2926-2true [2019-12-07 18:59:58,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:59:58,471 INFO L82 PathProgramCache]: Analyzing trace with hash -2120884841, now seen corresponding path program 1 times [2019-12-07 18:59:58,478 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:59:58,478 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964805942] [2019-12-07 18:59:58,478 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:59:58,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:59:58,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:59:58,677 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964805942] [2019-12-07 18:59:58,677 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:59:58,678 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 18:59:58,678 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116864873] [2019-12-07 18:59:58,683 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 18:59:58,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:59:58,683 INFO L82 PathProgramCache]: Analyzing trace with hash 467648044, now seen corresponding path program 1 times [2019-12-07 18:59:58,683 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:59:58,683 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382718789] [2019-12-07 18:59:58,683 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:59:58,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:59:58,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:59:58,713 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382718789] [2019-12-07 18:59:58,714 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:59:58,714 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 18:59:58,714 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567614694] [2019-12-07 18:59:58,715 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 18:59:58,716 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:59:58,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 18:59:58,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 18:59:58,727 INFO L87 Difference]: Start difference. First operand 4855 states. Second operand 4 states. [2019-12-07 18:59:59,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:59:59,241 INFO L93 Difference]: Finished difference Result 12925 states and 24453 transitions. [2019-12-07 18:59:59,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 18:59:59,243 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12925 states and 24453 transitions. [2019-12-07 18:59:59,311 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8797 [2019-12-07 18:59:59,409 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12925 states to 12883 states and 24404 transitions. [2019-12-07 18:59:59,410 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12883 [2019-12-07 18:59:59,422 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12883 [2019-12-07 18:59:59,423 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12883 states and 24404 transitions. [2019-12-07 18:59:59,447 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 18:59:59,447 INFO L688 BuchiCegarLoop]: Abstraction has 12883 states and 24404 transitions. [2019-12-07 18:59:59,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12883 states and 24404 transitions. [2019-12-07 18:59:59,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12883 to 4845. [2019-12-07 18:59:59,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4845 states. [2019-12-07 18:59:59,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4845 states to 4845 states and 9174 transitions. [2019-12-07 18:59:59,602 INFO L711 BuchiCegarLoop]: Abstraction has 4845 states and 9174 transitions. [2019-12-07 18:59:59,602 INFO L591 BuchiCegarLoop]: Abstraction has 4845 states and 9174 transitions. [2019-12-07 18:59:59,602 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-12-07 18:59:59,602 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4845 states and 9174 transitions. [2019-12-07 18:59:59,616 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2419 [2019-12-07 18:59:59,616 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 18:59:59,616 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 18:59:59,619 INFO L849 BuchiCegarLoop]: Counterexample stem 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] [2019-12-07 18:59:59,619 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] [2019-12-07 18:59:59,619 INFO L794 eck$LassoCheckResult]: Stem: 20658#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(10);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string87.base, #t~string87.offset, 1);call write~init~int(95, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(93, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string89.base, #t~string89.offset, 1);call write~init~int(93, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(32, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(97, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(116, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(32, #t~string91.base, 3 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 4 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string93.base, #t~string93.offset, 1);call write~init~int(105, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 2 + #t~string93.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(10);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string97.base, #t~string97.offset, 1);call write~init~int(112, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 2 + #t~string97.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string99.base, #t~string99.offset, 1);call write~init~int(111, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(119, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(110, #t~string99.base, 3 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 4 + #t~string99.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(73, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(76, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(95, #t~string101.base, 3 + #t~string101.offset, 1);call write~init~int(112, #t~string101.base, 4 + #t~string101.offset, 1);call write~init~int(58, #t~string101.base, 5 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 6 + #t~string101.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string103.base, #t~string103.offset, 1);call write~init~int(37, #t~string103.base, 1 + #t~string103.offset, 1);call write~init~int(105, #t~string103.base, 2 + #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 3 + #t~string103.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string107.base, #t~string107.offset, 1);call write~init~int(37, #t~string107.base, 1 + #t~string107.offset, 1);call write~init~int(105, #t~string107.base, 2 + #t~string107.offset, 1);call write~init~int(0, #t~string107.base, 3 + #t~string107.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string109.base, #t~string109.offset, 1);call write~init~int(37, #t~string109.base, 1 + #t~string109.offset, 1);call write~init~int(105, #t~string109.base, 2 + #t~string109.offset, 1);call write~init~int(0, #t~string109.base, 3 + #t~string109.offset, 1);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string111.base, #t~string111.offset, 1);call write~init~int(37, #t~string111.base, 1 + #t~string111.offset, 1);call write~init~int(105, #t~string111.base, 2 + #t~string111.offset, 1);call write~init~int(0, #t~string111.base, 3 + #t~string111.offset, 1);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string113.base, #t~string113.offset, 1);call write~init~int(70, #t~string113.base, 1 + #t~string113.offset, 1);call write~init~int(95, #t~string113.base, 2 + #t~string113.offset, 1);call write~init~int(112, #t~string113.base, 3 + #t~string113.offset, 1);call write~init~int(58, #t~string113.base, 4 + #t~string113.offset, 1);call write~init~int(0, #t~string113.base, 5 + #t~string113.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string116.base, #t~string116.offset, 1);call write~init~int(37, #t~string116.base, 1 + #t~string116.offset, 1);call write~init~int(105, #t~string116.base, 2 + #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 3 + #t~string116.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string119.base, #t~string119.offset, 1);call write~init~int(37, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(105, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string122.base, #t~string122.offset, 1);call write~init~int(37, #t~string122.base, 1 + #t~string122.offset, 1);call write~init~int(105, #t~string122.base, 2 + #t~string122.offset, 1);call write~init~int(0, #t~string122.base, 3 + #t~string122.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string125.base, #t~string125.offset, 1);call write~init~int(37, #t~string125.base, 1 + #t~string125.offset, 1);call write~init~int(105, #t~string125.base, 2 + #t~string125.offset, 1);call write~init~int(0, #t~string125.base, 3 + #t~string125.offset, 1);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string128.base, #t~string128.offset, 1);call write~init~int(37, #t~string128.base, 1 + #t~string128.offset, 1);call write~init~int(105, #t~string128.base, 2 + #t~string128.offset, 1);call write~init~int(0, #t~string128.base, 3 + #t~string128.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string130.base, #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 1 + #t~string130.offset, 1);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(9);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12; 20659#L-1 havoc main_#res;havoc main_#t~ret148, main_~retValue_acc~20, main_~tmp~25;havoc main_~retValue_acc~20;havoc main_~tmp~25; 18782#L3249 havoc valid_product_#res;havoc valid_product_~retValue_acc~22;havoc valid_product_~retValue_acc~22;valid_product_~retValue_acc~22 := 1;valid_product_#res := valid_product_~retValue_acc~22; 18783#L3257 main_#t~ret148 := valid_product_#res;main_~tmp~25 := main_#t~ret148;havoc main_#t~ret148; 19590#L3122 assume 0 != main_~tmp~25; 19591#L3094 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 22013#L440 havoc bigMacCall_#t~ret141, bigMacCall_~tmp~22;havoc bigMacCall_~tmp~22;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~24;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~24; 19481#L3305 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~24 := 4;getOrigin_#res := getOrigin_~retValue_acc~24; 18131#L3330 bigMacCall_#t~ret141 := getOrigin_#res;bigMacCall_~tmp~22 := bigMacCall_#t~ret141;havoc bigMacCall_#t~ret141;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~22;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 18132#L2473 assume 0 == initPersonOnFloor_~floor; 22631#L2474 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 18148#L2581-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 18532#L2265 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 18082#L2277-2 havoc cleanup_#t~ret142, cleanup_#t~ret143, cleanup_~i~1, cleanup_~tmp~23, cleanup_~tmp___0~7, cleanup_~__cil_tmp4~2;havoc cleanup_~i~1;havoc cleanup_~tmp~23;havoc cleanup_~tmp___0~7;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret84, timeShift_~tmp~14;havoc timeShift_~tmp~14;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 18473#L854 timeShift_#t~ret84 := areDoorsOpen_#res;timeShift_~tmp~14 := timeShift_#t~ret84;havoc timeShift_#t~ret84; 18474#L1736 assume 0 != timeShift_~tmp~14; 18498#L1737 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 18499#L1441-11 havoc __utac_acc__Specification9_spec__3_#t~ret35, __utac_acc__Specification9_spec__3_#t~ret36, __utac_acc__Specification9_spec__3_#t~ret37, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~3, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~3;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 19861#L845 __utac_acc__Specification9_spec__3_#t~ret35 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~3 := __utac_acc__Specification9_spec__3_#t~ret35;havoc __utac_acc__Specification9_spec__3_#t~ret35;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~3;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 19862#L905-12 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 19432#L937-12 __utac_acc__Specification9_spec__3_#t~ret36 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret36;havoc __utac_acc__Specification9_spec__3_#t~ret36; 19497#L483 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 18475#L854-1 __utac_acc__Specification9_spec__3_#t~ret37 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~0 := __utac_acc__Specification9_spec__3_#t~ret37;havoc __utac_acc__Specification9_spec__3_#t~ret37; 18476#L493 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~0); 17819#L493-1 cleanup_~i~1 := 0; 19842#L2926-2 [2019-12-07 18:59:59,619 INFO L796 eck$LassoCheckResult]: Loop: 19842#L2926-2 assume !false; 20547#L2927 cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 20213#L2930 assume cleanup_~i~1 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~3; 19867#L668 cleanup_#t~ret142 := isBlocked_#res;cleanup_~tmp___0~7 := cleanup_#t~ret142;havoc cleanup_#t~ret142; 19868#L2934 assume 1 != cleanup_~tmp___0~7; 20084#L2934-1 havoc isIdle_#res;havoc isIdle_#t~ret46, isIdle_~retValue_acc~10, isIdle_~tmp~8;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~8;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret41, anyStopRequested_#t~ret42, anyStopRequested_#t~ret43, anyStopRequested_#t~ret44, anyStopRequested_#t~ret45, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~7, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~7;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~16;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~16; 20094#L2202-42 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~16 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~16; 20844#L2229-42 anyStopRequested_#t~ret41 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret41;havoc anyStopRequested_#t~ret41; 18991#L953 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 18984#L1017 isIdle_#t~ret46 := anyStopRequested_#res;isIdle_~tmp~8 := isIdle_#t~ret46;havoc isIdle_#t~ret46;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~8 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 18485#L1030 cleanup_#t~ret143 := isIdle_#res;cleanup_~tmp~23 := cleanup_#t~ret143;havoc cleanup_#t~ret143; 18486#L2946 assume !(0 != cleanup_~tmp~23);havoc timeShift_#t~ret84, timeShift_~tmp~14;havoc timeShift_~tmp~14;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 18463#L854-2 timeShift_#t~ret84 := areDoorsOpen_#res;timeShift_~tmp~14 := timeShift_#t~ret84;havoc timeShift_#t~ret84; 18464#L1736-1 assume 0 != timeShift_~tmp~14; 18504#L1737-2 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 18505#L1441-23 havoc __utac_acc__Specification9_spec__3_#t~ret35, __utac_acc__Specification9_spec__3_#t~ret36, __utac_acc__Specification9_spec__3_#t~ret37, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~3, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~3;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 19863#L845-1 __utac_acc__Specification9_spec__3_#t~ret35 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~3 := __utac_acc__Specification9_spec__3_#t~ret35;havoc __utac_acc__Specification9_spec__3_#t~ret35;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~3;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 19864#L905-25 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 19366#L937-25 __utac_acc__Specification9_spec__3_#t~ret36 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret36;havoc __utac_acc__Specification9_spec__3_#t~ret36; 19500#L483-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 18465#L854-3 __utac_acc__Specification9_spec__3_#t~ret37 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~0 := __utac_acc__Specification9_spec__3_#t~ret37;havoc __utac_acc__Specification9_spec__3_#t~ret37; 18466#L493-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~0); 18155#L493-3 cleanup_~i~1 := 1 + cleanup_~i~1; 19842#L2926-2 [2019-12-07 18:59:59,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:59:59,620 INFO L82 PathProgramCache]: Analyzing trace with hash 1939500596, now seen corresponding path program 1 times [2019-12-07 18:59:59,620 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:59:59,620 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820790344] [2019-12-07 18:59:59,620 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:59:59,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:59:59,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:59:59,688 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820790344] [2019-12-07 18:59:59,688 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:59:59,689 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 18:59:59,689 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955298193] [2019-12-07 18:59:59,689 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 18:59:59,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:59:59,690 INFO L82 PathProgramCache]: Analyzing trace with hash -1561055767, now seen corresponding path program 1 times [2019-12-07 18:59:59,690 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:59:59,690 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161997684] [2019-12-07 18:59:59,690 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:59:59,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:59:59,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:59:59,727 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161997684] [2019-12-07 18:59:59,727 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:59:59,727 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-12-07 18:59:59,728 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308466838] [2019-12-07 18:59:59,728 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 18:59:59,728 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:59:59,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-07 18:59:59,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-12-07 18:59:59,729 INFO L87 Difference]: Start difference. First operand 4845 states and 9174 transitions. cyclomatic complexity: 4330 Second operand 7 states. [2019-12-07 19:00:00,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:00:00,351 INFO L93 Difference]: Finished difference Result 7976 states and 14976 transitions. [2019-12-07 19:00:00,352 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-12-07 19:00:00,352 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7976 states and 14976 transitions. [2019-12-07 19:00:00,376 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6395 [2019-12-07 19:00:00,416 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7976 states to 7976 states and 14976 transitions. [2019-12-07 19:00:00,416 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7976 [2019-12-07 19:00:00,420 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7976 [2019-12-07 19:00:00,421 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7976 states and 14976 transitions. [2019-12-07 19:00:00,428 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 19:00:00,428 INFO L688 BuchiCegarLoop]: Abstraction has 7976 states and 14976 transitions. [2019-12-07 19:00:00,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7976 states and 14976 transitions. [2019-12-07 19:00:00,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7976 to 4319. [2019-12-07 19:00:00,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4319 states. [2019-12-07 19:00:00,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4319 states to 4319 states and 8148 transitions. [2019-12-07 19:00:00,497 INFO L711 BuchiCegarLoop]: Abstraction has 4319 states and 8148 transitions. [2019-12-07 19:00:00,498 INFO L591 BuchiCegarLoop]: Abstraction has 4319 states and 8148 transitions. [2019-12-07 19:00:00,498 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-12-07 19:00:00,498 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4319 states and 8148 transitions. [2019-12-07 19:00:00,507 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2767 [2019-12-07 19:00:00,507 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 19:00:00,507 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 19:00:00,509 INFO L849 BuchiCegarLoop]: Counterexample stem 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] [2019-12-07 19:00:00,509 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] [2019-12-07 19:00:00,509 INFO L794 eck$LassoCheckResult]: Stem: 32891#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(10);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string87.base, #t~string87.offset, 1);call write~init~int(95, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(93, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string89.base, #t~string89.offset, 1);call write~init~int(93, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(32, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(97, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(116, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(32, #t~string91.base, 3 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 4 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string93.base, #t~string93.offset, 1);call write~init~int(105, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 2 + #t~string93.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(10);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string97.base, #t~string97.offset, 1);call write~init~int(112, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 2 + #t~string97.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string99.base, #t~string99.offset, 1);call write~init~int(111, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(119, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(110, #t~string99.base, 3 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 4 + #t~string99.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(73, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(76, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(95, #t~string101.base, 3 + #t~string101.offset, 1);call write~init~int(112, #t~string101.base, 4 + #t~string101.offset, 1);call write~init~int(58, #t~string101.base, 5 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 6 + #t~string101.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string103.base, #t~string103.offset, 1);call write~init~int(37, #t~string103.base, 1 + #t~string103.offset, 1);call write~init~int(105, #t~string103.base, 2 + #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 3 + #t~string103.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string107.base, #t~string107.offset, 1);call write~init~int(37, #t~string107.base, 1 + #t~string107.offset, 1);call write~init~int(105, #t~string107.base, 2 + #t~string107.offset, 1);call write~init~int(0, #t~string107.base, 3 + #t~string107.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string109.base, #t~string109.offset, 1);call write~init~int(37, #t~string109.base, 1 + #t~string109.offset, 1);call write~init~int(105, #t~string109.base, 2 + #t~string109.offset, 1);call write~init~int(0, #t~string109.base, 3 + #t~string109.offset, 1);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string111.base, #t~string111.offset, 1);call write~init~int(37, #t~string111.base, 1 + #t~string111.offset, 1);call write~init~int(105, #t~string111.base, 2 + #t~string111.offset, 1);call write~init~int(0, #t~string111.base, 3 + #t~string111.offset, 1);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string113.base, #t~string113.offset, 1);call write~init~int(70, #t~string113.base, 1 + #t~string113.offset, 1);call write~init~int(95, #t~string113.base, 2 + #t~string113.offset, 1);call write~init~int(112, #t~string113.base, 3 + #t~string113.offset, 1);call write~init~int(58, #t~string113.base, 4 + #t~string113.offset, 1);call write~init~int(0, #t~string113.base, 5 + #t~string113.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string116.base, #t~string116.offset, 1);call write~init~int(37, #t~string116.base, 1 + #t~string116.offset, 1);call write~init~int(105, #t~string116.base, 2 + #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 3 + #t~string116.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string119.base, #t~string119.offset, 1);call write~init~int(37, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(105, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string122.base, #t~string122.offset, 1);call write~init~int(37, #t~string122.base, 1 + #t~string122.offset, 1);call write~init~int(105, #t~string122.base, 2 + #t~string122.offset, 1);call write~init~int(0, #t~string122.base, 3 + #t~string122.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string125.base, #t~string125.offset, 1);call write~init~int(37, #t~string125.base, 1 + #t~string125.offset, 1);call write~init~int(105, #t~string125.base, 2 + #t~string125.offset, 1);call write~init~int(0, #t~string125.base, 3 + #t~string125.offset, 1);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string128.base, #t~string128.offset, 1);call write~init~int(37, #t~string128.base, 1 + #t~string128.offset, 1);call write~init~int(105, #t~string128.base, 2 + #t~string128.offset, 1);call write~init~int(0, #t~string128.base, 3 + #t~string128.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string130.base, #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 1 + #t~string130.offset, 1);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(9);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12; 32892#L-1 havoc main_#res;havoc main_#t~ret148, main_~retValue_acc~20, main_~tmp~25;havoc main_~retValue_acc~20;havoc main_~tmp~25; 31420#L3249 havoc valid_product_#res;havoc valid_product_~retValue_acc~22;havoc valid_product_~retValue_acc~22;valid_product_~retValue_acc~22 := 1;valid_product_#res := valid_product_~retValue_acc~22; 31421#L3257 main_#t~ret148 := valid_product_#res;main_~tmp~25 := main_#t~ret148;havoc main_#t~ret148; 32037#L3122 assume 0 != main_~tmp~25; 32038#L3094 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 33955#L440 havoc bigMacCall_#t~ret141, bigMacCall_~tmp~22;havoc bigMacCall_~tmp~22;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~24;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~24; 31950#L3305 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~24 := 4;getOrigin_#res := getOrigin_~retValue_acc~24; 30911#L3330 bigMacCall_#t~ret141 := getOrigin_#res;bigMacCall_~tmp~22 := bigMacCall_#t~ret141;havoc bigMacCall_#t~ret141;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~22;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 30912#L2473 assume 0 == initPersonOnFloor_~floor; 34450#L2474 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 30927#L2581-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 31225#L2265 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 30873#L2277-2 havoc cleanup_#t~ret142, cleanup_#t~ret143, cleanup_~i~1, cleanup_~tmp~23, cleanup_~tmp___0~7, cleanup_~__cil_tmp4~2;havoc cleanup_~i~1;havoc cleanup_~tmp~23;havoc cleanup_~tmp___0~7;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret84, timeShift_~tmp~14;havoc timeShift_~tmp~14;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 31173#L854 timeShift_#t~ret84 := areDoorsOpen_#res;timeShift_~tmp~14 := timeShift_#t~ret84;havoc timeShift_#t~ret84; 31174#L1736 assume 0 != timeShift_~tmp~14; 31194#L1737 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 31195#L1441-11 havoc __utac_acc__Specification9_spec__3_#t~ret35, __utac_acc__Specification9_spec__3_#t~ret36, __utac_acc__Specification9_spec__3_#t~ret37, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~3, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~3;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 32250#L845 __utac_acc__Specification9_spec__3_#t~ret35 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~3 := __utac_acc__Specification9_spec__3_#t~ret35;havoc __utac_acc__Specification9_spec__3_#t~ret35;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~3;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 32251#L905-12 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 31908#L937-12 __utac_acc__Specification9_spec__3_#t~ret36 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret36;havoc __utac_acc__Specification9_spec__3_#t~ret36; 31960#L483 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 31175#L854-1 __utac_acc__Specification9_spec__3_#t~ret37 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~0 := __utac_acc__Specification9_spec__3_#t~ret37;havoc __utac_acc__Specification9_spec__3_#t~ret37; 31176#L493 assume 0 != __utac_acc__Specification9_spec__3_~tmp___0~0; 32196#L494 assume 0 == __utac_acc__Specification9_spec__3_~floor~0; 32197#L495 assume 0 != ~floorButtons_spc9_0~0;~floorButtons_spc9_0~0 := 0; 30680#L493-1 cleanup_~i~1 := 0; 34706#L2926-2 [2019-12-07 19:00:00,510 INFO L796 eck$LassoCheckResult]: Loop: 34706#L2926-2 assume !false; 34705#L2927 cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 34704#L2930 assume cleanup_~i~1 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~3; 34703#L668 cleanup_#t~ret142 := isBlocked_#res;cleanup_~tmp___0~7 := cleanup_#t~ret142;havoc cleanup_#t~ret142; 34702#L2934 assume 1 != cleanup_~tmp___0~7; 32422#L2934-1 havoc isIdle_#res;havoc isIdle_#t~ret46, isIdle_~retValue_acc~10, isIdle_~tmp~8;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~8;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret41, anyStopRequested_#t~ret42, anyStopRequested_#t~ret43, anyStopRequested_#t~ret44, anyStopRequested_#t~ret45, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~7, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~7;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~16;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~16; 32423#L2202-42 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~16 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~16; 33040#L2229-42 anyStopRequested_#t~ret41 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret41;havoc anyStopRequested_#t~ret41; 31575#L953 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 31565#L1017 isIdle_#t~ret46 := anyStopRequested_#res;isIdle_~tmp~8 := isIdle_#t~ret46;havoc isIdle_#t~ret46;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~8 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 34466#L1030 cleanup_#t~ret143 := isIdle_#res;cleanup_~tmp~23 := cleanup_#t~ret143;havoc cleanup_#t~ret143; 32033#L2946 assume !(0 != cleanup_~tmp~23);havoc timeShift_#t~ret84, timeShift_~tmp~14;havoc timeShift_~tmp~14;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 31163#L854-2 timeShift_#t~ret84 := areDoorsOpen_#res;timeShift_~tmp~14 := timeShift_#t~ret84;havoc timeShift_#t~ret84; 31164#L1736-1 assume 0 != timeShift_~tmp~14; 31200#L1737-2 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 31201#L1441-23 havoc __utac_acc__Specification9_spec__3_#t~ret35, __utac_acc__Specification9_spec__3_#t~ret36, __utac_acc__Specification9_spec__3_#t~ret37, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~3, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~3;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 32252#L845-1 __utac_acc__Specification9_spec__3_#t~ret35 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~3 := __utac_acc__Specification9_spec__3_#t~ret35;havoc __utac_acc__Specification9_spec__3_#t~ret35;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~3;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 32253#L905-25 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 34725#L937-25 __utac_acc__Specification9_spec__3_#t~ret36 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret36;havoc __utac_acc__Specification9_spec__3_#t~ret36; 31963#L483-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 31165#L854-3 __utac_acc__Specification9_spec__3_#t~ret37 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~0 := __utac_acc__Specification9_spec__3_#t~ret37;havoc __utac_acc__Specification9_spec__3_#t~ret37; 31166#L493-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___0~0; 32198#L494-1 assume 0 == __utac_acc__Specification9_spec__3_~floor~0; 32199#L495-2 assume 0 != ~floorButtons_spc9_0~0;~floorButtons_spc9_0~0 := 0; 34707#L493-3 cleanup_~i~1 := 1 + cleanup_~i~1; 34706#L2926-2 [2019-12-07 19:00:00,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:00:00,510 INFO L82 PathProgramCache]: Analyzing trace with hash -157269105, now seen corresponding path program 1 times [2019-12-07 19:00:00,510 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 19:00:00,510 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127020985] [2019-12-07 19:00:00,510 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 19:00:00,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:00:00,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:00:00,543 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127020985] [2019-12-07 19:00:00,543 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:00:00,544 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 19:00:00,544 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827890541] [2019-12-07 19:00:00,544 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 19:00:00,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:00:00,544 INFO L82 PathProgramCache]: Analyzing trace with hash -1232168348, now seen corresponding path program 1 times [2019-12-07 19:00:00,544 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 19:00:00,544 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187478000] [2019-12-07 19:00:00,545 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 19:00:00,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 19:00:00,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 19:00:00,577 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 19:00:00,735 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2019-12-07 19:00:00,939 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2019-12-07 19:00:00,947 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 19:00:00,947 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 19:00:00,947 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 19:00:00,947 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 19:00:00,947 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 19:00:00,947 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:00,947 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 19:00:00,948 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 19:00:00,948 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product26.cil.c_Iteration3_Loop [2019-12-07 19:00:00,948 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 19:00:00,948 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 19:00:00,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:00,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:00,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:00,979 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:00,983 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:00,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:00,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:00,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:00,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,023 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,024 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,026 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,038 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,040 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,050 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,323 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 19:00:01,324 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,329 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 19:00:01,329 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 19:00:01,339 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 19:00:01,339 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_getCurrentFloorID_#res=0, ULTIMATE.start_getCurrentFloorID_~retValue_acc~4=0, ULTIMATE.start___utac_acc__Specification9_spec__3_~tmp~3=0, ~currentFloorID~0=0, ULTIMATE.start___utac_acc__Specification9_spec__3_~floor~0=0} Honda state: {ULTIMATE.start_getCurrentFloorID_#res=0, ULTIMATE.start_getCurrentFloorID_~retValue_acc~4=0, ULTIMATE.start___utac_acc__Specification9_spec__3_~tmp~3=0, ~currentFloorID~0=0, ULTIMATE.start___utac_acc__Specification9_spec__3_~floor~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,344 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 19:00:01,344 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 19:00:01,347 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 19:00:01,347 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~persons_0~0=1} Honda state: {~persons_0~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,351 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 19:00:01,351 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 19:00:01,353 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 19:00:01,353 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~1=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,357 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 19:00:01,357 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 19:00:01,361 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 19:00:01,361 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isFloorCalling_#in~floorID=0, ULTIMATE.start_isFloorCalling_~floorID=0} Honda state: {ULTIMATE.start_isFloorCalling_#in~floorID=0, ULTIMATE.start_isFloorCalling_~floorID=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,366 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 19:00:01,366 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 19:00:01,370 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 19:00:01,370 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_isIdle_~retValue_acc~10=0} Honda state: {ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_isIdle_~retValue_acc~10=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,375 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 19:00:01,375 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 19:00:01,378 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 19:00:01,378 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret42=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret42=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,382 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 19:00:01,383 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 19:00:01,385 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 19:00:01,385 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret41=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret41=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,389 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 19:00:01,389 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 19:00:01,393 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 19:00:01,394 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#res=1, ULTIMATE.start_anyStopRequested_~retValue_acc~9=1, ULTIMATE.start_isIdle_~tmp~8=1} Honda state: {ULTIMATE.start_anyStopRequested_#res=1, ULTIMATE.start_anyStopRequested_~retValue_acc~9=1, ULTIMATE.start_isIdle_~tmp~8=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,398 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 19:00:01,398 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 19:00:01,401 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 19:00:01,401 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~weight~0=1, ~maximumWeight~0=0} Honda state: {~weight~0=1, ~maximumWeight~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,405 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 19:00:01,405 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 19:00:01,408 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 19:00:01,408 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret45=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret45=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,413 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 19:00:01,413 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 19:00:01,415 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 19:00:01,415 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret44=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret44=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,420 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 19:00:01,420 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,428 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 19:00:01,428 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 19:00:01,439 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 19:00:01,440 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 19:00:01,441 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 19:00:01,441 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 19:00:01,441 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 19:00:01,441 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 19:00:01,441 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,441 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 19:00:01,441 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 19:00:01,441 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product26.cil.c_Iteration3_Loop [2019-12-07 19:00:01,441 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 19:00:01,441 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 19:00:01,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,446 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,459 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,469 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,476 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,477 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,479 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,483 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,484 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,486 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,511 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 19:00:01,812 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 19:00:01,815 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:01,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:01,822 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,823 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:01,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,825 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:01,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:01,831 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,831 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:01,831 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,833 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,837 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 [2019-12-07 19:00:01,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,838 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 19:00:01,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,841 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 19:00:01,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,845 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:01,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:01,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,852 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:01,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,854 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:01,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:01,860 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,860 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:01,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,861 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:01,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:01,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,868 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:01,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,870 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:01,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:01,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,876 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:01,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,877 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:01,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:01,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,883 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:01,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,885 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:01,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:01,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,890 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:01,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,892 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,895 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 [2019-12-07 19:00:01,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:01,897 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,897 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:01,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,898 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:01,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,903 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:01,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,903 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:01,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,905 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:01,910 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,910 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:01,910 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,910 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:01,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,911 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:01,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:01,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,917 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:01,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,918 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:01,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,923 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 19:00:01,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,924 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 19:00:01,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,926 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:01,931 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:01,931 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,931 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:01,932 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,933 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:01,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:01,937 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,938 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:01,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,939 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:01,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:01,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,944 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:01,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,946 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:01,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:01,951 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,951 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:01,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,952 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:01,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,957 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,958 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 19:00:01,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,960 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 19:00:01,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,964 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:01,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:01,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,970 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:01,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,972 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:01,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:01,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,977 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:01,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,978 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:01,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:01,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,984 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:01,984 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,985 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:01,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,990 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:01,990 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,991 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:01,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,992 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:01,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:01,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:01,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:01,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:01,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:01,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:01,998 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:01,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:01,999 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:02,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:02,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:02,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:02,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:02,008 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 19:00:02,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:02,010 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 19:00:02,010 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:02,015 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:02,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:02,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:02,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:02,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:02,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:02,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:02,021 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:02,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:02,022 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:02,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:02,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:02,027 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:02,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:02,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:02,027 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:02,027 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:02,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:02,028 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:02,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:02,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:02,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:02,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:02,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:02,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:02,033 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:02,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:02,035 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:02,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 19:00:02,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 19:00:02,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 19:00:02,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 19:00:02,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 19:00:02,039 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 19:00:02,040 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 19:00:02,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 19:00:02,042 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 19:00:02,046 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2019-12-07 19:00:02,046 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c5dbdf4-8320-4b39-a121-7b3e88d58456/bin/uautomizer/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 19:00:02,053 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 19:00:02,054 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-12-07 19:00:02,054 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 19:00:02,054 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~1) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~1 Supporting invariants [] [2019-12-07 19:00:02,056 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-12-07 19:00:02,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:00:02,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:00:02,160 INFO L264 TraceCheckSpWp]: Trace formula consists of 585 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:00:02,162 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:00:02,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:00:02,187 INFO L264 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 19:00:02,188 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:00:02,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:00:02,216 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2019-12-07 19:00:02,216 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4319 states and 8148 transitions. cyclomatic complexity: 3830 Second operand 5 states. [2019-12-07 19:00:02,527 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4319 states and 8148 transitions. cyclomatic complexity: 3830. Second operand 5 states. Result 7086 states and 13370 transitions. Complement of second has 8 states. [2019-12-07 19:00:02,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2019-12-07 19:00:02,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-12-07 19:00:02,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 6946 transitions. [2019-12-07 19:00:02,536 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6946 transitions. Stem has 27 letters. Loop has 25 letters. [2019-12-07 19:00:02,537 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 19:00:02,537 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6946 transitions. Stem has 52 letters. Loop has 25 letters. [2019-12-07 19:00:02,538 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 19:00:02,538 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6946 transitions. Stem has 27 letters. Loop has 50 letters. [2019-12-07 19:00:02,538 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 19:00:02,538 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7086 states and 13370 transitions. [2019-12-07 19:00:02,575 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-12-07 19:00:02,575 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7086 states to 0 states and 0 transitions. [2019-12-07 19:00:02,576 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-12-07 19:00:02,576 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-12-07 19:00:02,576 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-12-07 19:00:02,576 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 19:00:02,576 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 19:00:02,576 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 19:00:02,576 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 19:00:02,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 19:00:02,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 19:00:02,576 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2019-12-07 19:00:02,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:00:02,577 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-12-07 19:00:02,577 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 19:00:02,577 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2019-12-07 19:00:02,577 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-12-07 19:00:02,577 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 19:00:02,577 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-12-07 19:00:02,577 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-12-07 19:00:02,577 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-12-07 19:00:02,577 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 19:00:02,577 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 19:00:02,577 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 19:00:02,577 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 19:00:02,578 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-12-07 19:00:02,578 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-12-07 19:00:02,578 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-12-07 19:00:02,578 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-12-07 19:00:02,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 07:00:02 BoogieIcfgContainer [2019-12-07 19:00:02,582 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-12-07 19:00:02,582 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 19:00:02,582 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 19:00:02,583 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 19:00:02,583 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:59:58" (3/4) ... [2019-12-07 19:00:02,585 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 19:00:02,585 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 19:00:02,586 INFO L168 Benchmark]: Toolchain (without parser) took 10062.79 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 773.8 MB). Free memory was 936.6 MB in the beginning and 873.3 MB in the end (delta: 63.3 MB). Peak memory consumption was 837.1 MB. Max. memory is 11.5 GB. [2019-12-07 19:00:02,587 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:00:02,587 INFO L168 Benchmark]: CACSL2BoogieTranslator took 492.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.6 MB). Free memory was 936.6 MB in the beginning and 1.0 GB in the end (delta: -96.5 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. [2019-12-07 19:00:02,587 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 990.1 MB in the end (delta: 43.1 MB). Peak memory consumption was 43.1 MB. Max. memory is 11.5 GB. [2019-12-07 19:00:02,588 INFO L168 Benchmark]: Boogie Preprocessor took 197.95 ms. Allocated memory is still 1.1 GB. Free memory was 990.1 MB in the beginning and 941.8 MB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 11.5 GB. [2019-12-07 19:00:02,588 INFO L168 Benchmark]: RCFGBuilder took 4885.04 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 348.7 MB). Free memory was 941.8 MB in the beginning and 1.2 GB in the end (delta: -252.3 MB). Peak memory consumption was 310.9 MB. Max. memory is 11.5 GB. [2019-12-07 19:00:02,589 INFO L168 Benchmark]: BuchiAutomizer took 4336.77 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 336.6 MB). Free memory was 1.2 GB in the beginning and 873.3 MB in the end (delta: 320.7 MB). Peak memory consumption was 657.3 MB. Max. memory is 11.5 GB. [2019-12-07 19:00:02,589 INFO L168 Benchmark]: Witness Printer took 3.01 ms. Allocated memory is still 1.8 GB. Free memory is still 873.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:00:02,591 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 492.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.6 MB). Free memory was 936.6 MB in the beginning and 1.0 GB in the end (delta: -96.5 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 144.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 990.1 MB in the end (delta: 43.1 MB). Peak memory consumption was 43.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 197.95 ms. Allocated memory is still 1.1 GB. Free memory was 990.1 MB in the beginning and 941.8 MB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4885.04 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 348.7 MB). Free memory was 941.8 MB in the beginning and 1.2 GB in the end (delta: -252.3 MB). Peak memory consumption was 310.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 4336.77 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 336.6 MB). Free memory was 1.2 GB in the beginning and 873.3 MB in the end (delta: 320.7 MB). Peak memory consumption was 657.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.01 ms. Allocated memory is still 1.8 GB. Free memory is still 873.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (3 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 5 locations. 3 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.3s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 1.9s. Construction of modules took 0.4s. Büchi inclusion checks took 1.1s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.2s AutomataMinimizationTime, 2 MinimizatonAttempts, 11695 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.2s Buchi closure took 0.0s. Biggest automaton had 4845 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 30400 SDtfs, 58233 SDslu, 68802 SDs, 0 SdLazy, 267 SolverSat, 284 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI2 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital121 mio100 ax100 hnf100 lsp14 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq211 hnf89 smp100 dnf176 smp100 tf103 neg96 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 10ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 11 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...