./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec9_product09.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec9_product09.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 28d5d1915c96dad555450160e427dcb0735070d5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:57:06,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:57:06,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:57:06,083 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:57:06,083 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:57:06,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:57:06,085 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:57:06,087 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:57:06,088 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:57:06,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:57:06,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:57:06,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:57:06,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:57:06,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:57:06,092 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:57:06,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:57:06,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:57:06,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:57:06,096 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:57:06,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:57:06,106 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:57:06,107 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:57:06,108 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:57:06,109 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:57:06,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:57:06,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:57:06,113 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:57:06,114 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:57:06,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:57:06,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:57:06,115 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:57:06,116 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:57:06,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:57:06,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:57:06,123 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:57:06,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:57:06,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:57:06,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:57:06,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:57:06,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:57:06,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:57:06,126 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-10-22 08:57:06,149 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:57:06,149 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:57:06,150 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:57:06,150 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:57:06,151 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:57:06,151 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-10-22 08:57:06,151 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-10-22 08:57:06,151 INFO L138 SettingsManager]: * Use old map elimination=false [2019-10-22 08:57:06,151 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-10-22 08:57:06,151 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-10-22 08:57:06,151 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-10-22 08:57:06,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:57:06,152 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:57:06,152 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 08:57:06,152 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:57:06,152 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:57:06,152 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:57:06,152 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-10-22 08:57:06,153 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-10-22 08:57:06,153 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-10-22 08:57:06,153 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:57:06,153 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:57:06,153 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-10-22 08:57:06,154 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:57:06,154 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-10-22 08:57:06,154 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:57:06,154 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:57:06,154 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-10-22 08:57:06,154 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:57:06,155 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:57:06,155 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-10-22 08:57:06,155 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-10-22 08:57:06,156 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/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 -> 28d5d1915c96dad555450160e427dcb0735070d5 [2019-10-22 08:57:06,190 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:57:06,206 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:57:06,210 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:57:06,212 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:57:06,213 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:57:06,214 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/bin/uautomizer/../../sv-benchmarks/c/product-lines/elevator_spec9_product09.cil.c [2019-10-22 08:57:06,262 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/bin/uautomizer/data/587974fd2/cce78f0e17224b0e9de6b9bc00704181/FLAG6db0f9bf4 [2019-10-22 08:57:06,798 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:57:06,801 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/sv-benchmarks/c/product-lines/elevator_spec9_product09.cil.c [2019-10-22 08:57:06,816 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/bin/uautomizer/data/587974fd2/cce78f0e17224b0e9de6b9bc00704181/FLAG6db0f9bf4 [2019-10-22 08:57:07,054 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/bin/uautomizer/data/587974fd2/cce78f0e17224b0e9de6b9bc00704181 [2019-10-22 08:57:07,057 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:57:07,058 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:57:07,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:57:07,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:57:07,062 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:57:07,063 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:57:07" (1/1) ... [2019-10-22 08:57:07,066 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e121e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:07, skipping insertion in model container [2019-10-22 08:57:07,066 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:57:07" (1/1) ... [2019-10-22 08:57:07,072 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:57:07,143 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:57:07,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:57:07,721 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:57:07,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:57:07,893 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:57:07,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:07 WrapperNode [2019-10-22 08:57:07,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:57:07,895 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:57:07,895 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:57:07,895 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:57:07,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:07" (1/1) ... [2019-10-22 08:57:07,926 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:07" (1/1) ... [2019-10-22 08:57:08,076 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:57:08,077 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:57:08,077 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:57:08,077 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:57:08,087 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:07" (1/1) ... [2019-10-22 08:57:08,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:07" (1/1) ... [2019-10-22 08:57:08,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:07" (1/1) ... [2019-10-22 08:57:08,107 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:07" (1/1) ... [2019-10-22 08:57:08,164 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:07" (1/1) ... [2019-10-22 08:57:08,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:07" (1/1) ... [2019-10-22 08:57:08,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:07" (1/1) ... [2019-10-22 08:57:08,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:57:08,259 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:57:08,260 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:57:08,260 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:57:08,261 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:08,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:57:08,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 08:57:08,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:57:08,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:57:12,519 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:57:12,520 INFO L284 CfgBuilder]: Removed 493 assume(true) statements. [2019-10-22 08:57:12,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:57:12 BoogieIcfgContainer [2019-10-22 08:57:12,522 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:57:12,523 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-10-22 08:57:12,523 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-10-22 08:57:12,527 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-10-22 08:57:12,527 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:57:12,528 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.10 08:57:07" (1/3) ... [2019-10-22 08:57:12,529 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7ad1c26c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:57:12, skipping insertion in model container [2019-10-22 08:57:12,529 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:57:12,529 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:07" (2/3) ... [2019-10-22 08:57:12,530 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7ad1c26c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:57:12, skipping insertion in model container [2019-10-22 08:57:12,530 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:57:12,530 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:57:12" (3/3) ... [2019-10-22 08:57:12,531 INFO L371 chiAutomizerObserver]: Analyzing ICFG elevator_spec9_product09.cil.c [2019-10-22 08:57:12,579 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-10-22 08:57:12,579 INFO L357 BuchiCegarLoop]: Hoare is false [2019-10-22 08:57:12,579 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-10-22 08:57:12,579 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:57:12,579 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:57:12,579 INFO L361 BuchiCegarLoop]: Difference is false [2019-10-22 08:57:12,580 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:57:12,580 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-10-22 08:57:12,620 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2315 states. [2019-10-22 08:57:12,695 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1147 [2019-10-22 08:57:12,695 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:57:12,695 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:57:12,707 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, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:12,707 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:12,708 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-10-22 08:57:12,708 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2315 states. [2019-10-22 08:57:12,727 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1147 [2019-10-22 08:57:12,727 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:57:12,727 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:57:12,729 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, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:12,730 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:12,735 INFO L791 eck$LassoCheckResult]: Stem: 471#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[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;~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;call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(10);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string60.base, #t~string60.offset, 1);call write~init~int(95, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(93, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 3 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string62.base, #t~string62.offset, 1);call write~init~int(93, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(32, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string64.base, #t~string64.offset, 1);call write~init~int(97, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string66.base, #t~string66.offset, 1);call write~init~int(105, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(10);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string70.base, #t~string70.offset, 1);call write~init~int(112, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string72.base, #t~string72.offset, 1);call write~init~int(111, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(119, #t~string72.base, 2 + #t~string72.offset, 1);call write~init~int(110, #t~string72.base, 3 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 4 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string74.base, #t~string74.offset, 1);call write~init~int(73, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(76, #t~string74.base, 2 + #t~string74.offset, 1);call write~init~int(95, #t~string74.base, 3 + #t~string74.offset, 1);call write~init~int(112, #t~string74.base, 4 + #t~string74.offset, 1);call write~init~int(58, #t~string74.base, 5 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 6 + #t~string74.offset, 1);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string76.base, #t~string76.offset, 1);call write~init~int(37, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(105, #t~string76.base, 2 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 3 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string78.base, #t~string78.offset, 1);call write~init~int(37, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(105, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 3 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(37, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(105, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 3 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(37, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(105, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string84.base, #t~string84.offset, 1);call write~init~int(37, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(105, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(70, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(95, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(112, #t~string86.base, 3 + #t~string86.offset, 1);call write~init~int(58, #t~string86.base, 4 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 5 + #t~string86.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string92.base, #t~string92.offset, 1);call write~init~int(37, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(105, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 3 + #t~string92.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(37, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(105, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string103.base, #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 1 + #t~string103.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(30);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(9);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(21);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(30);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(9);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(21);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(30);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(9);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(25);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(30);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(9);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(25);~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; 1509#L-1true havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~4, main_~tmp~8;havoc main_~retValue_acc~4;havoc main_~tmp~8; 1124#L3288true havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 779#L3296true main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 1851#L1069true assume 0 != main_~tmp~8; 65#L1039true ~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; 1287#L2911true havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 620#L3100true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~22 := 4;getOrigin_#res := getOrigin_~retValue_acc~22; 1536#L3125true bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 1756#L413true assume 0 == initPersonOnFloor_~floor; 567#L414true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 785#L521-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 1143#L205true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 1636#L217-2true havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 2080#L142true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 752#L169true stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 1206#L1924true assume 0 != stopRequestedAtCurrentFloor_~tmp___0~4;stopRequestedAtCurrentFloor_~retValue_acc~15 := 1;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 1533#L1936true timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 1446#L2073true assume !(0 != timeShift_~tmp___9~2); 2241#L2164true assume !(1 == ~doorState~0); 2244#L2164-2true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 593#L1515true assume !(1 == stopRequestedInDirection_~dir); 2170#L1684true assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 1005#L1837true timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 1961#L2172true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 1621#L1891true assume !(1 == ~currentHeading~0); 2211#L1901true assume !(0 == ~currentFloorID~0); 2213#L1901-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 2008#L1907-5true havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 888#L1311true __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 1315#L1371-6true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 832#L1403-6true __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 1453#L2954true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~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; 2020#L2964-1true cleanup_~i~0 := 0; 1085#L869-2true [2019-10-22 08:57:12,736 INFO L793 eck$LassoCheckResult]: Loop: 1085#L869-2true assume !false; 1031#L870true cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 790#L873true assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 1879#L1157true cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 1580#L877true assume 1 != cleanup_~tmp___0~0; 1582#L877-1true havoc isIdle_#res;havoc isIdle_#t~ret20, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_#t~ret18, anyStopRequested_#t~ret19, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 2184#L142-21true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 834#L169-21true anyStopRequested_#t~ret15 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret15;havoc anyStopRequested_#t~ret15; 2085#L1419true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 1258#L1483true isIdle_#t~ret20 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret20;havoc isIdle_#t~ret20;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 1521#L1496true cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 2266#L889true assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 2147#L142-26true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 825#L169-26true stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 1205#L1924-1true assume 0 != stopRequestedAtCurrentFloor_~tmp___0~4;stopRequestedAtCurrentFloor_~retValue_acc~15 := 1;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 1532#L1936-1true timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 1448#L2073-1true assume !(0 != timeShift_~tmp___9~2); 2248#L2164-3true assume 1 == ~doorState~0;~doorState~0 := 0; 2249#L2164-5true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 563#L1515-2true assume !(1 == stopRequestedInDirection_~dir); 2177#L1684-2true assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 1006#L1837-2true timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 1958#L2172-1true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 1625#L1891-3true assume !(1 == ~currentHeading~0); 2304#L1901-9true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 2306#L1901-11true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 1997#L1907-11true havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 870#L1311-1true __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 2238#L1371-13true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 807#L1403-13true __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 1307#L2954-2true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~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; 2032#L2964-3true cleanup_~i~0 := 1 + cleanup_~i~0; 1085#L869-2true [2019-10-22 08:57:12,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:12,742 INFO L82 PathProgramCache]: Analyzing trace with hash 972703056, now seen corresponding path program 1 times [2019-10-22 08:57:12,750 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:12,750 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900573645] [2019-10-22 08:57:12,751 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:12,751 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:12,751 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:12,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:13,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:13,005 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900573645] [2019-10-22 08:57:13,010 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:13,010 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:57:13,011 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144720185] [2019-10-22 08:57:13,015 INFO L796 eck$LassoCheckResult]: stem already infeasible [2019-10-22 08:57:13,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:13,016 INFO L82 PathProgramCache]: Analyzing trace with hash 1296527484, now seen corresponding path program 1 times [2019-10-22 08:57:13,016 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:13,016 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962335025] [2019-10-22 08:57:13,016 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:13,017 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:13,017 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:13,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:13,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:13,094 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962335025] [2019-10-22 08:57:13,094 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:13,094 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-22 08:57:13,094 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250280109] [2019-10-22 08:57:13,095 INFO L808 eck$LassoCheckResult]: loop already infeasible [2019-10-22 08:57:13,096 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:57:13,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 08:57:13,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-22 08:57:13,114 INFO L87 Difference]: Start difference. First operand 2315 states. Second operand 6 states. [2019-10-22 08:57:13,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:57:13,498 INFO L93 Difference]: Finished difference Result 4163 states and 7834 transitions. [2019-10-22 08:57:13,499 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-10-22 08:57:13,501 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4163 states and 7834 transitions. [2019-10-22 08:57:13,647 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2079 [2019-10-22 08:57:13,681 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4163 states to 4079 states and 7746 transitions. [2019-10-22 08:57:13,682 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4079 [2019-10-22 08:57:13,689 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4079 [2019-10-22 08:57:13,691 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4079 states and 7746 transitions. [2019-10-22 08:57:13,707 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 08:57:13,707 INFO L688 BuchiCegarLoop]: Abstraction has 4079 states and 7746 transitions. [2019-10-22 08:57:13,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4079 states and 7746 transitions. [2019-10-22 08:57:13,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4079 to 2305. [2019-10-22 08:57:13,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2305 states. [2019-10-22 08:57:13,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2305 states to 2305 states and 4382 transitions. [2019-10-22 08:57:13,831 INFO L711 BuchiCegarLoop]: Abstraction has 2305 states and 4382 transitions. [2019-10-22 08:57:13,831 INFO L591 BuchiCegarLoop]: Abstraction has 2305 states and 4382 transitions. [2019-10-22 08:57:13,831 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-10-22 08:57:13,831 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2305 states and 4382 transitions. [2019-10-22 08:57:13,845 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1149 [2019-10-22 08:57:13,845 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:57:13,845 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:57:13,847 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:13,848 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:13,848 INFO L791 eck$LassoCheckResult]: Stem: 7310#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[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;~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;call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(10);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string60.base, #t~string60.offset, 1);call write~init~int(95, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(93, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 3 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string62.base, #t~string62.offset, 1);call write~init~int(93, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(32, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string64.base, #t~string64.offset, 1);call write~init~int(97, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string66.base, #t~string66.offset, 1);call write~init~int(105, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(10);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string70.base, #t~string70.offset, 1);call write~init~int(112, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string72.base, #t~string72.offset, 1);call write~init~int(111, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(119, #t~string72.base, 2 + #t~string72.offset, 1);call write~init~int(110, #t~string72.base, 3 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 4 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string74.base, #t~string74.offset, 1);call write~init~int(73, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(76, #t~string74.base, 2 + #t~string74.offset, 1);call write~init~int(95, #t~string74.base, 3 + #t~string74.offset, 1);call write~init~int(112, #t~string74.base, 4 + #t~string74.offset, 1);call write~init~int(58, #t~string74.base, 5 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 6 + #t~string74.offset, 1);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string76.base, #t~string76.offset, 1);call write~init~int(37, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(105, #t~string76.base, 2 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 3 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string78.base, #t~string78.offset, 1);call write~init~int(37, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(105, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 3 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(37, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(105, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 3 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(37, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(105, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string84.base, #t~string84.offset, 1);call write~init~int(37, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(105, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(70, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(95, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(112, #t~string86.base, 3 + #t~string86.offset, 1);call write~init~int(58, #t~string86.base, 4 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 5 + #t~string86.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string92.base, #t~string92.offset, 1);call write~init~int(37, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(105, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 3 + #t~string92.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(37, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(105, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string103.base, #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 1 + #t~string103.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(30);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(9);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(21);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(30);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(9);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(21);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(30);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(9);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(25);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(30);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(9);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(25);~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; 7311#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~4, main_~tmp~8;havoc main_~retValue_acc~4;havoc main_~tmp~8; 8012#L3288 havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 7669#L3296 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 7670#L1069 assume 0 != main_~tmp~8; 6662#L1039 ~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; 6663#L2911 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 7481#L3100 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~22 := 4;getOrigin_#res := getOrigin_~retValue_acc~22; 7032#L3125 bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 8407#L413 assume 0 == initPersonOnFloor_~floor; 7415#L414 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 6708#L521-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 7680#L205 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 7744#L217-2 havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 8454#L142 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 6606#L169 stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 7631#L1924 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 8062#L1328 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 6755#L1349 stopRequestedAtCurrentFloor_#t~ret34 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret34;havoc stopRequestedAtCurrentFloor_#t~ret34; 6756#L1931 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 7621#L1936 timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 8812#L2073 assume !(0 != timeShift_~tmp___9~2); 8808#L2164 assume !(1 == ~doorState~0); 8809#L2164-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 7445#L1515 assume !(1 == stopRequestedInDirection_~dir); 7446#L1684 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 6517#L1837 timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 7918#L2172 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 8440#L1891 assume !(1 == ~currentHeading~0); 8441#L1901 assume !(0 == ~currentFloorID~0); 8272#L1901-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 8198#L1907-5 havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 7795#L1311 __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 7796#L1371-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 6611#L1403-6 __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 7737#L2954 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~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; 6928#L2964-1 cleanup_~i~0 := 0; 7990#L869-2 [2019-10-22 08:57:13,848 INFO L793 eck$LassoCheckResult]: Loop: 7990#L869-2 assume !false; 7941#L870 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 7689#L873 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 7690#L1157 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 8435#L877 assume 1 != cleanup_~tmp___0~0; 8436#L877-1 havoc isIdle_#res;havoc isIdle_#t~ret20, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_#t~ret18, anyStopRequested_#t~ret19, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 8437#L142-21 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 6848#L169-21 anyStopRequested_#t~ret15 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret15;havoc anyStopRequested_#t~ret15; 7738#L1419 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 7089#L1483 isIdle_#t~ret20 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret20;havoc isIdle_#t~ret20;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 8063#L1496 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 8397#L889 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 8781#L142-26 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 6870#L169-26 stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 7730#L1924-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 8061#L1328-1 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 6737#L1349-1 stopRequestedAtCurrentFloor_#t~ret34 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret34;havoc stopRequestedAtCurrentFloor_#t~ret34; 6738#L1931-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 7630#L1936-1 timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 8813#L2073-1 assume !(0 != timeShift_~tmp___9~2); 8810#L2164-3 assume 1 == ~doorState~0;~doorState~0 := 0; 8811#L2164-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 7409#L1515-2 assume !(1 == stopRequestedInDirection_~dir); 7410#L1684-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 6530#L1837-2 timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 7919#L2172-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 8451#L1891-3 assume !(1 == ~currentHeading~0); 8453#L1901-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 8232#L1901-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 8212#L1907-11 havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 7780#L1311-1 __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 7781#L1371-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 6590#L1403-13 __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 7716#L2954-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~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; 6941#L2964-3 cleanup_~i~0 := 1 + cleanup_~i~0; 7990#L869-2 [2019-10-22 08:57:13,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:13,850 INFO L82 PathProgramCache]: Analyzing trace with hash -1506752600, now seen corresponding path program 1 times [2019-10-22 08:57:13,850 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:13,850 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476500130] [2019-10-22 08:57:13,850 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:13,850 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:13,850 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:13,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:13,911 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476500130] [2019-10-22 08:57:13,912 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:13,912 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:57:13,912 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698500756] [2019-10-22 08:57:13,912 INFO L796 eck$LassoCheckResult]: stem already infeasible [2019-10-22 08:57:13,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:13,913 INFO L82 PathProgramCache]: Analyzing trace with hash 1978834207, now seen corresponding path program 1 times [2019-10-22 08:57:13,913 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:13,913 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49903098] [2019-10-22 08:57:13,913 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:13,913 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:13,914 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:13,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:13,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:13,967 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49903098] [2019-10-22 08:57:13,967 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:13,967 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-22 08:57:13,967 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275259151] [2019-10-22 08:57:13,968 INFO L808 eck$LassoCheckResult]: loop already infeasible [2019-10-22 08:57:13,968 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:57:13,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-22 08:57:13,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-22 08:57:13,968 INFO L87 Difference]: Start difference. First operand 2305 states and 4382 transitions. cyclomatic complexity: 2078 Second operand 7 states. [2019-10-22 08:57:16,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:57:16,435 INFO L93 Difference]: Finished difference Result 21558 states and 40962 transitions. [2019-10-22 08:57:16,435 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-10-22 08:57:16,436 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21558 states and 40962 transitions. [2019-10-22 08:57:16,557 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 14289 [2019-10-22 08:57:16,669 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21558 states to 21558 states and 40962 transitions. [2019-10-22 08:57:16,670 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21558 [2019-10-22 08:57:16,692 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21558 [2019-10-22 08:57:16,693 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21558 states and 40962 transitions. [2019-10-22 08:57:16,717 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 08:57:16,718 INFO L688 BuchiCegarLoop]: Abstraction has 21558 states and 40962 transitions. [2019-10-22 08:57:16,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21558 states and 40962 transitions. [2019-10-22 08:57:16,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21558 to 4563. [2019-10-22 08:57:16,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4563 states. [2019-10-22 08:57:16,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4563 states to 4563 states and 8672 transitions. [2019-10-22 08:57:16,887 INFO L711 BuchiCegarLoop]: Abstraction has 4563 states and 8672 transitions. [2019-10-22 08:57:16,887 INFO L591 BuchiCegarLoop]: Abstraction has 4563 states and 8672 transitions. [2019-10-22 08:57:16,887 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-10-22 08:57:16,887 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4563 states and 8672 transitions. [2019-10-22 08:57:16,903 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2304 [2019-10-22 08:57:16,904 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:57:16,904 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:57:16,906 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:16,906 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:16,906 INFO L791 eck$LassoCheckResult]: Stem: 31222#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[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;~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;call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(10);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string60.base, #t~string60.offset, 1);call write~init~int(95, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(93, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 3 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string62.base, #t~string62.offset, 1);call write~init~int(93, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(32, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string64.base, #t~string64.offset, 1);call write~init~int(97, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string66.base, #t~string66.offset, 1);call write~init~int(105, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(10);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string70.base, #t~string70.offset, 1);call write~init~int(112, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string72.base, #t~string72.offset, 1);call write~init~int(111, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(119, #t~string72.base, 2 + #t~string72.offset, 1);call write~init~int(110, #t~string72.base, 3 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 4 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string74.base, #t~string74.offset, 1);call write~init~int(73, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(76, #t~string74.base, 2 + #t~string74.offset, 1);call write~init~int(95, #t~string74.base, 3 + #t~string74.offset, 1);call write~init~int(112, #t~string74.base, 4 + #t~string74.offset, 1);call write~init~int(58, #t~string74.base, 5 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 6 + #t~string74.offset, 1);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string76.base, #t~string76.offset, 1);call write~init~int(37, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(105, #t~string76.base, 2 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 3 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string78.base, #t~string78.offset, 1);call write~init~int(37, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(105, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 3 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(37, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(105, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 3 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(37, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(105, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string84.base, #t~string84.offset, 1);call write~init~int(37, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(105, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(70, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(95, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(112, #t~string86.base, 3 + #t~string86.offset, 1);call write~init~int(58, #t~string86.base, 4 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 5 + #t~string86.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string92.base, #t~string92.offset, 1);call write~init~int(37, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(105, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 3 + #t~string92.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(37, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(105, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string103.base, #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 1 + #t~string103.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(30);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(9);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(21);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(30);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(9);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(21);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(30);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(9);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(25);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(30);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(9);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(25);~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; 31223#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~4, main_~tmp~8;havoc main_~retValue_acc~4;havoc main_~tmp~8; 31971#L3288 havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 31600#L3296 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 31601#L1069 assume 0 != main_~tmp~8; 30572#L1039 ~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; 30573#L2911 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 31398#L3100 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~22 := 4;getOrigin_#res := getOrigin_~retValue_acc~22; 30944#L3125 bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 32390#L413 assume 0 == initPersonOnFloor_~floor; 31328#L414 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 30618#L521-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 31611#L205 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 31984#L217-2 havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 32771#L142 assume !(0 == isFloorCalling_~floorID); 32772#L146 assume 1 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_1~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 33010#L169 stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 33009#L1924 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 33006#L1328 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 33003#L1349 stopRequestedAtCurrentFloor_#t~ret34 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret34;havoc stopRequestedAtCurrentFloor_#t~ret34; 33002#L1931 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 33001#L1936 timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 32999#L2073 assume !(0 != timeShift_~tmp___9~2); 32998#L2164 assume !(1 == ~doorState~0); 32997#L2164-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 32995#L1515 assume !(1 == stopRequestedInDirection_~dir); 32974#L1684 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 32966#L1837 timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 32964#L2172 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 32963#L1891 assume !(1 == ~currentHeading~0); 32854#L1901 assume !(0 == ~currentFloorID~0); 32246#L1901-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 32954#L1907-5 havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 32953#L1311 __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 32949#L1371-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 32946#L1403-6 __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 32936#L2954 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~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; 32932#L2964-1 cleanup_~i~0 := 0; 32930#L869-2 [2019-10-22 08:57:16,906 INFO L793 eck$LassoCheckResult]: Loop: 32930#L869-2 assume !false; 32929#L870 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 32928#L873 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 32927#L1157 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 32926#L877 assume 1 != cleanup_~tmp___0~0; 32887#L877-1 havoc isIdle_#res;havoc isIdle_#t~ret20, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_#t~ret18, anyStopRequested_#t~ret19, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 32837#L142-21 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 31678#L169-21 anyStopRequested_#t~ret15 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret15;havoc anyStopRequested_#t~ret15; 31679#L1419 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 32775#L1483 isIdle_#t~ret20 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret20;havoc isIdle_#t~ret20;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 32884#L1496 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 32882#L889 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 32810#L142-26 assume !(0 == isFloorCalling_~floorID); 32811#L146-26 assume 1 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_1~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 34034#L169-26 stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 34033#L1924-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 34032#L1328-1 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 34027#L1349-1 stopRequestedAtCurrentFloor_#t~ret34 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret34;havoc stopRequestedAtCurrentFloor_#t~ret34; 34026#L1931-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 34025#L1936-1 timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 34023#L2073-1 assume !(0 != timeShift_~tmp___9~2); 34022#L2164-3 assume 1 == ~doorState~0;~doorState~0 := 0; 34021#L2164-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 34019#L1515-2 assume !(1 == stopRequestedInDirection_~dir); 34004#L1684-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 33999#L1837-2 timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 33997#L2172-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 33995#L1891-3 assume !(1 == ~currentHeading~0); 32871#L1901-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 32204#L1901-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 33987#L1907-11 havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 33986#L1311-1 __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 33985#L1371-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 33979#L1403-13 __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 33975#L2954-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~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; 32931#L2964-3 cleanup_~i~0 := 1 + cleanup_~i~0; 32930#L869-2 [2019-10-22 08:57:16,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:16,907 INFO L82 PathProgramCache]: Analyzing trace with hash -2129057482, now seen corresponding path program 1 times [2019-10-22 08:57:16,907 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:16,907 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228508099] [2019-10-22 08:57:16,907 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:16,907 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:16,908 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:16,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:16,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:16,951 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228508099] [2019-10-22 08:57:16,951 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:16,951 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:57:16,951 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505638134] [2019-10-22 08:57:16,952 INFO L796 eck$LassoCheckResult]: stem already infeasible [2019-10-22 08:57:16,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:16,952 INFO L82 PathProgramCache]: Analyzing trace with hash 2008770338, now seen corresponding path program 1 times [2019-10-22 08:57:16,952 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:16,952 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373176753] [2019-10-22 08:57:16,953 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:16,953 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:16,953 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:16,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:16,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:16,990 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373176753] [2019-10-22 08:57:16,990 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:16,991 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-22 08:57:16,991 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554854292] [2019-10-22 08:57:16,991 INFO L808 eck$LassoCheckResult]: loop already infeasible [2019-10-22 08:57:16,991 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:57:16,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-22 08:57:16,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-22 08:57:16,992 INFO L87 Difference]: Start difference. First operand 4563 states and 8672 transitions. cyclomatic complexity: 4110 Second operand 7 states. [2019-10-22 08:57:19,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:57:19,850 INFO L93 Difference]: Finished difference Result 16108 states and 30539 transitions. [2019-10-22 08:57:19,850 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2019-10-22 08:57:19,851 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16108 states and 30539 transitions. [2019-10-22 08:57:19,921 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8635 [2019-10-22 08:57:19,976 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16108 states to 16108 states and 30539 transitions. [2019-10-22 08:57:19,976 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16108 [2019-10-22 08:57:19,996 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16108 [2019-10-22 08:57:19,996 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16108 states and 30539 transitions. [2019-10-22 08:57:20,194 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 08:57:20,194 INFO L688 BuchiCegarLoop]: Abstraction has 16108 states and 30539 transitions. [2019-10-22 08:57:20,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16108 states and 30539 transitions. [2019-10-22 08:57:20,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16108 to 8181. [2019-10-22 08:57:20,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8181 states. [2019-10-22 08:57:20,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8181 states to 8181 states and 15539 transitions. [2019-10-22 08:57:20,372 INFO L711 BuchiCegarLoop]: Abstraction has 8181 states and 15539 transitions. [2019-10-22 08:57:20,372 INFO L591 BuchiCegarLoop]: Abstraction has 8181 states and 15539 transitions. [2019-10-22 08:57:20,372 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-10-22 08:57:20,372 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8181 states and 15539 transitions. [2019-10-22 08:57:20,401 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4165 [2019-10-22 08:57:20,402 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:57:20,402 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:57:20,404 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:20,404 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:20,404 INFO L791 eck$LassoCheckResult]: Stem: 51952#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[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;~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;call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(10);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string60.base, #t~string60.offset, 1);call write~init~int(95, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(93, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 3 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string62.base, #t~string62.offset, 1);call write~init~int(93, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(32, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string64.base, #t~string64.offset, 1);call write~init~int(97, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string66.base, #t~string66.offset, 1);call write~init~int(105, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(10);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string70.base, #t~string70.offset, 1);call write~init~int(112, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string72.base, #t~string72.offset, 1);call write~init~int(111, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(119, #t~string72.base, 2 + #t~string72.offset, 1);call write~init~int(110, #t~string72.base, 3 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 4 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string74.base, #t~string74.offset, 1);call write~init~int(73, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(76, #t~string74.base, 2 + #t~string74.offset, 1);call write~init~int(95, #t~string74.base, 3 + #t~string74.offset, 1);call write~init~int(112, #t~string74.base, 4 + #t~string74.offset, 1);call write~init~int(58, #t~string74.base, 5 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 6 + #t~string74.offset, 1);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string76.base, #t~string76.offset, 1);call write~init~int(37, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(105, #t~string76.base, 2 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 3 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string78.base, #t~string78.offset, 1);call write~init~int(37, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(105, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 3 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(37, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(105, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 3 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(37, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(105, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string84.base, #t~string84.offset, 1);call write~init~int(37, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(105, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(70, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(95, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(112, #t~string86.base, 3 + #t~string86.offset, 1);call write~init~int(58, #t~string86.base, 4 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 5 + #t~string86.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string92.base, #t~string92.offset, 1);call write~init~int(37, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(105, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 3 + #t~string92.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(37, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(105, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string103.base, #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 1 + #t~string103.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(30);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(9);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(21);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(30);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(9);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(21);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(30);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(9);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(25);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(30);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(9);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(25);~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; 51953#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~4, main_~tmp~8;havoc main_~retValue_acc~4;havoc main_~tmp~8; 52688#L3288 havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 52322#L3296 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 52323#L1069 assume 0 != main_~tmp~8; 51299#L1039 ~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; 51300#L2911 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 52126#L3100 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~22 := 4;getOrigin_#res := getOrigin_~retValue_acc~22; 51674#L3125 bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 53102#L413 assume 0 == initPersonOnFloor_~floor; 52060#L414 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 51345#L521-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 52333#L205 assume !(0 == callOnFloor_~floorID); 52558#L208 assume 1 == callOnFloor_~floorID;~calls_1~0 := 1; 52406#L217-2 havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 53156#L142 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 53603#L169 stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 53659#L1924 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 53658#L1328 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 51392#L1349 stopRequestedAtCurrentFloor_#t~ret34 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret34;havoc stopRequestedAtCurrentFloor_#t~ret34; 51393#L1931 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 52271#L1936 timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 53604#L2073 assume !(0 != timeShift_~tmp___9~2); 53582#L2164 assume !(1 == ~doorState~0); 53583#L2164-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 52090#L1515 assume !(1 == stopRequestedInDirection_~dir); 52091#L1684 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 59178#L1837 timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 59177#L2172 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 53142#L1891 assume !(1 == ~currentHeading~0); 53143#L1901 assume !(0 == ~currentFloorID~0); 52955#L1901-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 52881#L1907-5 havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 52458#L1311 __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 52459#L1371-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 51248#L1403-6 __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 52397#L2954 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~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; 51570#L2964-1 cleanup_~i~0 := 0; 52666#L869-2 [2019-10-22 08:57:20,405 INFO L793 eck$LassoCheckResult]: Loop: 52666#L869-2 assume !false; 52616#L870 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 52342#L873 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 52343#L1157 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 53657#L877 assume 1 != cleanup_~tmp___0~0; 53647#L877-1 havoc isIdle_#res;havoc isIdle_#t~ret20, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_#t~ret18, anyStopRequested_#t~ret19, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 53645#L142-21 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 53636#L169-21 anyStopRequested_#t~ret15 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret15;havoc anyStopRequested_#t~ret15; 53628#L1419 assume !(0 != anyStopRequested_~tmp___3~0); 53619#L1423 assume 0 != ~floorButtons_0~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 53612#L1483 isIdle_#t~ret20 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret20;havoc isIdle_#t~ret20;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 53611#L1496 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 53610#L889 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 53609#L142-26 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 53608#L169-26 stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 53607#L1924-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 53606#L1328-1 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 51374#L1349-1 stopRequestedAtCurrentFloor_#t~ret34 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret34;havoc stopRequestedAtCurrentFloor_#t~ret34; 51375#L1931-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 52280#L1936-1 timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 53605#L2073-1 assume !(0 != timeShift_~tmp___9~2); 53584#L2164-3 assume 1 == ~doorState~0;~doorState~0 := 0; 53585#L2164-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 52054#L1515-2 assume !(1 == stopRequestedInDirection_~dir); 52055#L1684-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 59222#L1837-2 timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 59256#L2172-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 53153#L1891-3 assume !(1 == ~currentHeading~0); 53155#L1901-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 52915#L1901-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 52895#L1907-11 havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 52443#L1311-1 __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 52444#L1371-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 51227#L1403-13 __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 52369#L2954-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~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; 51583#L2964-3 cleanup_~i~0 := 1 + cleanup_~i~0; 52666#L869-2 [2019-10-22 08:57:20,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:20,405 INFO L82 PathProgramCache]: Analyzing trace with hash -911906626, now seen corresponding path program 1 times [2019-10-22 08:57:20,405 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:20,406 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805092684] [2019-10-22 08:57:20,406 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:20,406 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:20,406 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:20,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:20,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:20,448 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805092684] [2019-10-22 08:57:20,448 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:20,448 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:57:20,448 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346871864] [2019-10-22 08:57:20,449 INFO L796 eck$LassoCheckResult]: stem already infeasible [2019-10-22 08:57:20,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:20,449 INFO L82 PathProgramCache]: Analyzing trace with hash 1503105893, now seen corresponding path program 1 times [2019-10-22 08:57:20,449 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:20,449 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719865450] [2019-10-22 08:57:20,449 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:20,450 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:20,450 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:20,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:20,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:20,480 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719865450] [2019-10-22 08:57:20,481 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:20,481 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 08:57:20,481 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813723112] [2019-10-22 08:57:20,481 INFO L808 eck$LassoCheckResult]: loop already infeasible [2019-10-22 08:57:20,481 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:57:20,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:57:20,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:57:20,482 INFO L87 Difference]: Start difference. First operand 8181 states and 15539 transitions. cyclomatic complexity: 7359 Second operand 5 states. [2019-10-22 08:57:20,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:57:20,892 INFO L93 Difference]: Finished difference Result 32478 states and 61794 transitions. [2019-10-22 08:57:20,894 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-22 08:57:20,894 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32478 states and 61794 transitions. [2019-10-22 08:57:21,014 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 21766 [2019-10-22 08:57:21,176 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32478 states to 32478 states and 61794 transitions. [2019-10-22 08:57:21,176 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32478 [2019-10-22 08:57:21,239 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32478 [2019-10-22 08:57:21,239 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32478 states and 61794 transitions. [2019-10-22 08:57:21,268 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 08:57:21,268 INFO L688 BuchiCegarLoop]: Abstraction has 32478 states and 61794 transitions. [2019-10-22 08:57:21,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32478 states and 61794 transitions. [2019-10-22 08:57:21,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32478 to 14782. [2019-10-22 08:57:21,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14782 states. [2019-10-22 08:57:21,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14782 states to 14782 states and 28085 transitions. [2019-10-22 08:57:21,565 INFO L711 BuchiCegarLoop]: Abstraction has 14782 states and 28085 transitions. [2019-10-22 08:57:21,565 INFO L591 BuchiCegarLoop]: Abstraction has 14782 states and 28085 transitions. [2019-10-22 08:57:21,566 INFO L424 BuchiCegarLoop]: ======== Iteration 5============ [2019-10-22 08:57:21,566 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14782 states and 28085 transitions. [2019-10-22 08:57:21,606 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8204 [2019-10-22 08:57:21,606 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:57:21,606 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:57:21,611 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:21,613 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:21,613 INFO L791 eck$LassoCheckResult]: Stem: 92643#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[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;~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;call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(10);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string60.base, #t~string60.offset, 1);call write~init~int(95, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(93, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 3 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string62.base, #t~string62.offset, 1);call write~init~int(93, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(32, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string64.base, #t~string64.offset, 1);call write~init~int(97, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string66.base, #t~string66.offset, 1);call write~init~int(105, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(10);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string70.base, #t~string70.offset, 1);call write~init~int(112, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string72.base, #t~string72.offset, 1);call write~init~int(111, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(119, #t~string72.base, 2 + #t~string72.offset, 1);call write~init~int(110, #t~string72.base, 3 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 4 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string74.base, #t~string74.offset, 1);call write~init~int(73, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(76, #t~string74.base, 2 + #t~string74.offset, 1);call write~init~int(95, #t~string74.base, 3 + #t~string74.offset, 1);call write~init~int(112, #t~string74.base, 4 + #t~string74.offset, 1);call write~init~int(58, #t~string74.base, 5 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 6 + #t~string74.offset, 1);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string76.base, #t~string76.offset, 1);call write~init~int(37, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(105, #t~string76.base, 2 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 3 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string78.base, #t~string78.offset, 1);call write~init~int(37, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(105, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 3 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(37, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(105, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 3 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(37, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(105, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string84.base, #t~string84.offset, 1);call write~init~int(37, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(105, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(70, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(95, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(112, #t~string86.base, 3 + #t~string86.offset, 1);call write~init~int(58, #t~string86.base, 4 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 5 + #t~string86.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string92.base, #t~string92.offset, 1);call write~init~int(37, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(105, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 3 + #t~string92.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(37, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(105, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string103.base, #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 1 + #t~string103.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(30);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(9);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(21);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(30);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(9);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(21);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(30);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(9);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(25);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(30);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(9);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(25);~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; 92644#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~4, main_~tmp~8;havoc main_~retValue_acc~4;havoc main_~tmp~8; 93445#L3288 havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 93034#L3296 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 93035#L1069 assume 0 != main_~tmp~8; 91982#L1039 ~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; 91983#L2911 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 92823#L3100 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~22 := 4;getOrigin_#res := getOrigin_~retValue_acc~22; 92356#L3125 bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 93905#L413 assume 0 == initPersonOnFloor_~floor; 92753#L414 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 92025#L521-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 93045#L205 assume !(0 == callOnFloor_~floorID); 93291#L208 assume 1 == callOnFloor_~floorID;~calls_1~0 := 1; 93123#L217-2 havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 93969#L142 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 94463#L169 stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 94468#L1924 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 94465#L1328 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 94466#L1349 stopRequestedAtCurrentFloor_#t~ret34 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret34;havoc stopRequestedAtCurrentFloor_#t~ret34; 94536#L1931 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 94534#L1936 timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 94532#L2073 assume !(0 != timeShift_~tmp___9~2); 94530#L2164 assume !(1 == ~doorState~0); 94526#L2164-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 94503#L1515 assume !(1 == stopRequestedInDirection_~dir); 94493#L1684 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 94474#L1837 timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 94472#L2172 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 94470#L1891 assume !(1 == ~currentHeading~0); 94469#L1901 assume !(0 == ~currentFloorID~0); 93741#L1901-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 93659#L1907-5 havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 94299#L1311 __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 93603#L1371-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 91928#L1403-6 __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 93113#L2954 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~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; 94302#L2964-1 cleanup_~i~0 := 0; 93415#L869-2 [2019-10-22 08:57:21,614 INFO L793 eck$LassoCheckResult]: Loop: 93415#L869-2 assume !false; 93355#L870 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 93356#L873 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 94852#L1157 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 94848#L877 assume 1 != cleanup_~tmp___0~0; 94842#L877-1 havoc isIdle_#res;havoc isIdle_#t~ret20, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_#t~ret18, anyStopRequested_#t~ret19, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 94836#L142-21 assume !(0 == isFloorCalling_~floorID); 94835#L146-21 assume 1 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_1~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 94825#L169-21 anyStopRequested_#t~ret15 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret15;havoc anyStopRequested_#t~ret15; 94806#L1419 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 94798#L1483 isIdle_#t~ret20 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret20;havoc isIdle_#t~ret20;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 94796#L1496 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 94722#L889 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 94719#L142-26 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 94717#L169-26 stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 94712#L1924-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 94711#L1328-1 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 94706#L1349-1 stopRequestedAtCurrentFloor_#t~ret34 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret34;havoc stopRequestedAtCurrentFloor_#t~ret34; 94678#L1931-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 94677#L1936-1 timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 94676#L2073-1 assume !(0 != timeShift_~tmp___9~2); 94675#L2164-3 assume 1 == ~doorState~0;~doorState~0 := 0; 94673#L2164-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 94654#L1515-2 assume !(1 == stopRequestedInDirection_~dir); 94655#L1684-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 94599#L1837-2 timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 94600#L2172-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 94729#L1891-3 assume !(1 == ~currentHeading~0); 94730#L1901-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 94454#L1901-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 93673#L1907-11 havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 93161#L1311-1 __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 93162#L1371-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 91905#L1403-13 __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 93085#L2954-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~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; 92261#L2964-3 cleanup_~i~0 := 1 + cleanup_~i~0; 93415#L869-2 [2019-10-22 08:57:21,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:21,614 INFO L82 PathProgramCache]: Analyzing trace with hash -911906626, now seen corresponding path program 2 times [2019-10-22 08:57:21,615 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:21,615 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065218796] [2019-10-22 08:57:21,615 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:21,615 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:21,615 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:21,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:21,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:21,672 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065218796] [2019-10-22 08:57:21,672 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:21,672 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:57:21,672 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665833939] [2019-10-22 08:57:21,673 INFO L796 eck$LassoCheckResult]: stem already infeasible [2019-10-22 08:57:21,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:21,673 INFO L82 PathProgramCache]: Analyzing trace with hash 2002287728, now seen corresponding path program 1 times [2019-10-22 08:57:21,673 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:21,673 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562253113] [2019-10-22 08:57:21,673 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:21,674 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:21,674 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:21,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:21,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:21,692 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562253113] [2019-10-22 08:57:21,692 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:21,692 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:57:21,693 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36722011] [2019-10-22 08:57:21,693 INFO L808 eck$LassoCheckResult]: loop already infeasible [2019-10-22 08:57:21,693 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:57:21,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:57:21,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:57:21,693 INFO L87 Difference]: Start difference. First operand 14782 states and 28085 transitions. cyclomatic complexity: 13304 Second operand 3 states. [2019-10-22 08:57:22,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:57:22,176 INFO L93 Difference]: Finished difference Result 16139 states and 30444 transitions. [2019-10-22 08:57:22,177 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:57:22,177 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16139 states and 30444 transitions. [2019-10-22 08:57:22,236 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8944 [2019-10-22 08:57:22,297 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16139 states to 16139 states and 30444 transitions. [2019-10-22 08:57:22,297 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16139 [2019-10-22 08:57:22,311 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16139 [2019-10-22 08:57:22,311 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16139 states and 30444 transitions. [2019-10-22 08:57:22,327 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 08:57:22,327 INFO L688 BuchiCegarLoop]: Abstraction has 16139 states and 30444 transitions. [2019-10-22 08:57:22,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16139 states and 30444 transitions. [2019-10-22 08:57:22,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16139 to 14554. [2019-10-22 08:57:22,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14554 states. [2019-10-22 08:57:22,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14554 states to 14554 states and 27611 transitions. [2019-10-22 08:57:22,541 INFO L711 BuchiCegarLoop]: Abstraction has 14554 states and 27611 transitions. [2019-10-22 08:57:22,541 INFO L591 BuchiCegarLoop]: Abstraction has 14554 states and 27611 transitions. [2019-10-22 08:57:22,541 INFO L424 BuchiCegarLoop]: ======== Iteration 6============ [2019-10-22 08:57:22,541 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14554 states and 27611 transitions. [2019-10-22 08:57:22,748 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8024 [2019-10-22 08:57:22,748 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:57:22,748 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:57:22,752 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:22,754 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:22,754 INFO L791 eck$LassoCheckResult]: Stem: 123532#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[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;~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;call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(10);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string60.base, #t~string60.offset, 1);call write~init~int(95, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(93, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 3 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string62.base, #t~string62.offset, 1);call write~init~int(93, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(32, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string64.base, #t~string64.offset, 1);call write~init~int(97, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string66.base, #t~string66.offset, 1);call write~init~int(105, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(10);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string70.base, #t~string70.offset, 1);call write~init~int(112, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string72.base, #t~string72.offset, 1);call write~init~int(111, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(119, #t~string72.base, 2 + #t~string72.offset, 1);call write~init~int(110, #t~string72.base, 3 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 4 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string74.base, #t~string74.offset, 1);call write~init~int(73, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(76, #t~string74.base, 2 + #t~string74.offset, 1);call write~init~int(95, #t~string74.base, 3 + #t~string74.offset, 1);call write~init~int(112, #t~string74.base, 4 + #t~string74.offset, 1);call write~init~int(58, #t~string74.base, 5 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 6 + #t~string74.offset, 1);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string76.base, #t~string76.offset, 1);call write~init~int(37, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(105, #t~string76.base, 2 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 3 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string78.base, #t~string78.offset, 1);call write~init~int(37, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(105, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 3 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(37, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(105, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 3 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(37, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(105, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string84.base, #t~string84.offset, 1);call write~init~int(37, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(105, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(70, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(95, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(112, #t~string86.base, 3 + #t~string86.offset, 1);call write~init~int(58, #t~string86.base, 4 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 5 + #t~string86.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string92.base, #t~string92.offset, 1);call write~init~int(37, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(105, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 3 + #t~string92.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(37, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(105, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string103.base, #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 1 + #t~string103.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(30);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(9);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(21);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(30);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(9);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(21);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(30);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(9);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(25);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(30);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(9);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(25);~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; 123533#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~4, main_~tmp~8;havoc main_~retValue_acc~4;havoc main_~tmp~8; 124250#L3288 havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 123890#L3296 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 123891#L1069 assume 0 != main_~tmp~8; 122899#L1039 ~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; 122900#L2911 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 123701#L3100 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~22 := 4;getOrigin_#res := getOrigin_~retValue_acc~22; 123255#L3125 bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 124665#L413 assume 0 == initPersonOnFloor_~floor; 123635#L414 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 122945#L521-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 123901#L205 assume !(0 == callOnFloor_~floorID); 124125#L208 assume 1 == callOnFloor_~floorID;~calls_1~0 := 1; 123970#L217-2 havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 124714#L142 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 125102#L169 stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 125108#L1924 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 125107#L1328 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 122992#L1349 stopRequestedAtCurrentFloor_#t~ret34 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret34;havoc stopRequestedAtCurrentFloor_#t~ret34; 122993#L1931 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 123839#L1936 timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 125097#L2073 assume !(0 != timeShift_~tmp___9~2); 125098#L2164 assume !(1 == ~doorState~0); 131158#L2164-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 131156#L1515 assume !(1 == stopRequestedInDirection_~dir); 131154#L1684 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 131135#L1837 timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 131133#L2172 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 131134#L1891 assume !(1 == ~currentHeading~0); 136884#L1901 assume !(0 == ~currentFloorID~0); 125337#L1901-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 125154#L1907-5 havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 125152#L1311 __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 125147#L1371-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 125138#L1403-6 __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 125127#L2954 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~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; 125110#L2964-1 cleanup_~i~0 := 0; 125106#L869-2 [2019-10-22 08:57:22,754 INFO L793 eck$LassoCheckResult]: Loop: 125106#L869-2 assume !false; 125105#L870 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 125104#L873 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 125101#L1157 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 125099#L877 assume 1 != cleanup_~tmp___0~0; 125093#L877-1 havoc isIdle_#res;havoc isIdle_#t~ret20, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_#t~ret18, anyStopRequested_#t~ret19, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 125094#L142-21 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 125089#L169-21 anyStopRequested_#t~ret15 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret15;havoc anyStopRequested_#t~ret15; 125090#L1419 assume !(0 != anyStopRequested_~tmp___3~0); 125083#L1423 assume !(0 != ~floorButtons_0~0);isFloorCalling_#in~floorID := 1;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 125085#L142-22 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 125491#L169-22 anyStopRequested_#t~ret16 := isFloorCalling_#res;anyStopRequested_~tmp___2~1 := anyStopRequested_#t~ret16;havoc anyStopRequested_#t~ret16; 125478#L1430 assume 0 != anyStopRequested_~tmp___2~1;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 125470#L1483 isIdle_#t~ret20 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret20;havoc isIdle_#t~ret20;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 125468#L1496 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 125465#L889 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 125463#L142-26 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 125462#L169-26 stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 125461#L1924-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 125460#L1328-1 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 125455#L1349-1 stopRequestedAtCurrentFloor_#t~ret34 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret34;havoc stopRequestedAtCurrentFloor_#t~ret34; 125453#L1931-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 125452#L1936-1 timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 125450#L2073-1 assume !(0 != timeShift_~tmp___9~2); 125449#L2164-3 assume 1 == ~doorState~0;~doorState~0 := 0; 125448#L2164-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 125446#L1515-2 assume !(1 == stopRequestedInDirection_~dir); 125430#L1684-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 125203#L1837-2 timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 125195#L2172-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 125180#L1891-3 assume !(1 == ~currentHeading~0); 125171#L1901-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 125160#L1901-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 125153#L1907-11 havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 125151#L1311-1 __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 125144#L1371-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 125137#L1403-13 __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 125120#L2954-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~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; 125109#L2964-3 cleanup_~i~0 := 1 + cleanup_~i~0; 125106#L869-2 [2019-10-22 08:57:22,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:22,755 INFO L82 PathProgramCache]: Analyzing trace with hash -911906626, now seen corresponding path program 3 times [2019-10-22 08:57:22,755 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:22,755 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313900265] [2019-10-22 08:57:22,755 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:22,755 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:22,755 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:22,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:22,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:22,815 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313900265] [2019-10-22 08:57:22,815 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:22,816 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:57:22,816 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866844350] [2019-10-22 08:57:22,816 INFO L796 eck$LassoCheckResult]: stem already infeasible [2019-10-22 08:57:22,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:22,816 INFO L82 PathProgramCache]: Analyzing trace with hash -1094808761, now seen corresponding path program 1 times [2019-10-22 08:57:22,816 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:22,817 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295148490] [2019-10-22 08:57:22,817 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:22,817 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:22,817 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:22,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:22,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:22,840 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295148490] [2019-10-22 08:57:22,840 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:22,840 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 08:57:22,840 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737837027] [2019-10-22 08:57:22,841 INFO L808 eck$LassoCheckResult]: loop already infeasible [2019-10-22 08:57:22,841 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:57:22,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:57:22,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:57:22,841 INFO L87 Difference]: Start difference. First operand 14554 states and 27611 transitions. cyclomatic complexity: 13058 Second operand 3 states. [2019-10-22 08:57:22,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:57:22,904 INFO L93 Difference]: Finished difference Result 14554 states and 27605 transitions. [2019-10-22 08:57:22,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:57:22,905 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14554 states and 27605 transitions. [2019-10-22 08:57:22,960 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8024 [2019-10-22 08:57:23,007 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14554 states to 14554 states and 27605 transitions. [2019-10-22 08:57:23,007 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14554 [2019-10-22 08:57:23,019 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14554 [2019-10-22 08:57:23,019 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14554 states and 27605 transitions. [2019-10-22 08:57:23,031 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 08:57:23,031 INFO L688 BuchiCegarLoop]: Abstraction has 14554 states and 27605 transitions. [2019-10-22 08:57:23,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14554 states and 27605 transitions. [2019-10-22 08:57:23,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14554 to 14554. [2019-10-22 08:57:23,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14554 states. [2019-10-22 08:57:23,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14554 states to 14554 states and 27605 transitions. [2019-10-22 08:57:23,194 INFO L711 BuchiCegarLoop]: Abstraction has 14554 states and 27605 transitions. [2019-10-22 08:57:23,194 INFO L591 BuchiCegarLoop]: Abstraction has 14554 states and 27605 transitions. [2019-10-22 08:57:23,194 INFO L424 BuchiCegarLoop]: ======== Iteration 7============ [2019-10-22 08:57:23,194 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14554 states and 27605 transitions. [2019-10-22 08:57:23,232 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8024 [2019-10-22 08:57:23,232 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:57:23,232 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:57:23,236 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:23,236 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:23,236 INFO L791 eck$LassoCheckResult]: Stem: 152646#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[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;~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;call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(10);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string60.base, #t~string60.offset, 1);call write~init~int(95, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(93, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 3 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string62.base, #t~string62.offset, 1);call write~init~int(93, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(32, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string64.base, #t~string64.offset, 1);call write~init~int(97, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string66.base, #t~string66.offset, 1);call write~init~int(105, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(10);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string70.base, #t~string70.offset, 1);call write~init~int(112, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string72.base, #t~string72.offset, 1);call write~init~int(111, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(119, #t~string72.base, 2 + #t~string72.offset, 1);call write~init~int(110, #t~string72.base, 3 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 4 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string74.base, #t~string74.offset, 1);call write~init~int(73, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(76, #t~string74.base, 2 + #t~string74.offset, 1);call write~init~int(95, #t~string74.base, 3 + #t~string74.offset, 1);call write~init~int(112, #t~string74.base, 4 + #t~string74.offset, 1);call write~init~int(58, #t~string74.base, 5 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 6 + #t~string74.offset, 1);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string76.base, #t~string76.offset, 1);call write~init~int(37, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(105, #t~string76.base, 2 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 3 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string78.base, #t~string78.offset, 1);call write~init~int(37, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(105, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 3 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(37, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(105, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 3 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(37, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(105, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string84.base, #t~string84.offset, 1);call write~init~int(37, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(105, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(70, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(95, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(112, #t~string86.base, 3 + #t~string86.offset, 1);call write~init~int(58, #t~string86.base, 4 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 5 + #t~string86.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string92.base, #t~string92.offset, 1);call write~init~int(37, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(105, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 3 + #t~string92.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(37, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(105, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string103.base, #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 1 + #t~string103.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(30);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(9);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(21);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(30);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(9);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(21);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(30);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(9);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(25);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(30);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(9);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(25);~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; 152647#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~4, main_~tmp~8;havoc main_~retValue_acc~4;havoc main_~tmp~8; 153384#L3288 havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 153011#L3296 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 153012#L1069 assume 0 != main_~tmp~8; 152016#L1039 ~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; 152017#L2911 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 152820#L3100 assume !(0 == getOrigin_~person); 152530#L3104 assume !(1 == getOrigin_~person); 152371#L3108 assume !(2 == getOrigin_~person); 152372#L3112 assume !(3 == getOrigin_~person); 153315#L3116 assume !(4 == getOrigin_~person); 152998#L3120 assume 5 == getOrigin_~person;getOrigin_~retValue_acc~22 := 1;getOrigin_#res := getOrigin_~retValue_acc~22; 152999#L3125 bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 153810#L413 assume 0 == initPersonOnFloor_~floor; 152754#L414 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 152062#L521-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 153022#L205 assume !(0 == callOnFloor_~floorID); 153247#L208 assume 1 == callOnFloor_~floorID;~calls_1~0 := 1; 153091#L217-2 havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 154615#L142 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 154616#L169 stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 154730#L1924 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 154725#L1328 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 154710#L1349 stopRequestedAtCurrentFloor_#t~ret34 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret34;havoc stopRequestedAtCurrentFloor_#t~ret34; 154706#L1931 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 154665#L1936 timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 154660#L2073 assume !(0 != timeShift_~tmp___9~2); 154659#L2164 assume !(1 == ~doorState~0); 154434#L2164-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 154431#L1515 assume !(1 == stopRequestedInDirection_~dir); 154399#L1684 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 154378#L1837 timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 154368#L2172 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 154360#L1891 assume !(1 == ~currentHeading~0); 154351#L1901 assume !(0 == ~currentFloorID~0); 154341#L1901-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 154339#L1907-5 havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 154337#L1311 __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 154338#L1371-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 155182#L1403-6 __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 154297#L2954 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~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; 154294#L2964-1 cleanup_~i~0 := 0; 155083#L869-2 [2019-10-22 08:57:23,238 INFO L793 eck$LassoCheckResult]: Loop: 155083#L869-2 assume !false; 155082#L870 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 155081#L873 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 155080#L1157 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 155079#L877 assume 1 != cleanup_~tmp___0~0; 155078#L877-1 havoc isIdle_#res;havoc isIdle_#t~ret20, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_#t~ret18, anyStopRequested_#t~ret19, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 155077#L142-21 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 155076#L169-21 anyStopRequested_#t~ret15 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret15;havoc anyStopRequested_#t~ret15; 155074#L1419 assume !(0 != anyStopRequested_~tmp___3~0); 155068#L1423 assume !(0 != ~floorButtons_0~0);isFloorCalling_#in~floorID := 1;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 155066#L142-22 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 155061#L169-22 anyStopRequested_#t~ret16 := isFloorCalling_#res;anyStopRequested_~tmp___2~1 := anyStopRequested_#t~ret16;havoc anyStopRequested_#t~ret16; 155052#L1430 assume 0 != anyStopRequested_~tmp___2~1;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 155039#L1483 isIdle_#t~ret20 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret20;havoc isIdle_#t~ret20;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 155037#L1496 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 155036#L889 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 155034#L142-26 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 155033#L169-26 stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 155032#L1924-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 155031#L1328-1 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 155026#L1349-1 stopRequestedAtCurrentFloor_#t~ret34 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret34;havoc stopRequestedAtCurrentFloor_#t~ret34; 155024#L1931-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 155023#L1936-1 timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 155020#L2073-1 assume !(0 != timeShift_~tmp___9~2); 155017#L2164-3 assume 1 == ~doorState~0;~doorState~0 := 0; 155016#L2164-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 155014#L1515-2 assume !(1 == stopRequestedInDirection_~dir); 154835#L1684-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 154829#L1837-2 timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 154825#L2172-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 154822#L1891-3 assume !(1 == ~currentHeading~0); 154769#L1901-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 154759#L1901-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 154754#L1907-11 havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 156499#L1311-1 __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 156498#L1371-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 156492#L1403-13 __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 154289#L2954-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~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; 154280#L2964-3 cleanup_~i~0 := 1 + cleanup_~i~0; 155083#L869-2 [2019-10-22 08:57:23,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:23,238 INFO L82 PathProgramCache]: Analyzing trace with hash 709226184, now seen corresponding path program 1 times [2019-10-22 08:57:23,238 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:23,238 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721677284] [2019-10-22 08:57:23,238 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:23,239 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:23,239 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:23,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:23,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:23,304 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721677284] [2019-10-22 08:57:23,304 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:23,304 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-22 08:57:23,304 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477951253] [2019-10-22 08:57:23,305 INFO L796 eck$LassoCheckResult]: stem already infeasible [2019-10-22 08:57:23,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:23,305 INFO L82 PathProgramCache]: Analyzing trace with hash -1094808761, now seen corresponding path program 2 times [2019-10-22 08:57:23,305 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:23,305 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319244456] [2019-10-22 08:57:23,305 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:23,305 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:23,305 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:23,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:23,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:23,331 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319244456] [2019-10-22 08:57:23,331 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:23,331 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 08:57:23,331 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372083364] [2019-10-22 08:57:23,332 INFO L808 eck$LassoCheckResult]: loop already infeasible [2019-10-22 08:57:23,332 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:57:23,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:57:23,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:57:23,332 INFO L87 Difference]: Start difference. First operand 14554 states and 27605 transitions. cyclomatic complexity: 13052 Second operand 5 states. [2019-10-22 08:57:23,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:57:23,861 INFO L93 Difference]: Finished difference Result 15885 states and 29888 transitions. [2019-10-22 08:57:23,861 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-22 08:57:23,861 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15885 states and 29888 transitions. [2019-10-22 08:57:23,907 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8754 [2019-10-22 08:57:23,946 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15885 states to 15885 states and 29888 transitions. [2019-10-22 08:57:23,946 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15885 [2019-10-22 08:57:23,958 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15885 [2019-10-22 08:57:23,958 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15885 states and 29888 transitions. [2019-10-22 08:57:23,973 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 08:57:23,973 INFO L688 BuchiCegarLoop]: Abstraction has 15885 states and 29888 transitions. [2019-10-22 08:57:23,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15885 states and 29888 transitions. [2019-10-22 08:57:24,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15885 to 14554. [2019-10-22 08:57:24,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14554 states. [2019-10-22 08:57:24,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14554 states to 14554 states and 27461 transitions. [2019-10-22 08:57:24,157 INFO L711 BuchiCegarLoop]: Abstraction has 14554 states and 27461 transitions. [2019-10-22 08:57:24,158 INFO L591 BuchiCegarLoop]: Abstraction has 14554 states and 27461 transitions. [2019-10-22 08:57:24,158 INFO L424 BuchiCegarLoop]: ======== Iteration 8============ [2019-10-22 08:57:24,158 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14554 states and 27461 transitions. [2019-10-22 08:57:24,197 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8024 [2019-10-22 08:57:24,198 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:57:24,198 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:57:24,201 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:24,202 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:24,202 INFO L791 eck$LassoCheckResult]: Stem: 183126#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[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;~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;call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(10);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string60.base, #t~string60.offset, 1);call write~init~int(95, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(93, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 3 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string62.base, #t~string62.offset, 1);call write~init~int(93, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(32, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string64.base, #t~string64.offset, 1);call write~init~int(97, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string66.base, #t~string66.offset, 1);call write~init~int(105, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(10);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string70.base, #t~string70.offset, 1);call write~init~int(112, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string72.base, #t~string72.offset, 1);call write~init~int(111, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(119, #t~string72.base, 2 + #t~string72.offset, 1);call write~init~int(110, #t~string72.base, 3 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 4 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string74.base, #t~string74.offset, 1);call write~init~int(73, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(76, #t~string74.base, 2 + #t~string74.offset, 1);call write~init~int(95, #t~string74.base, 3 + #t~string74.offset, 1);call write~init~int(112, #t~string74.base, 4 + #t~string74.offset, 1);call write~init~int(58, #t~string74.base, 5 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 6 + #t~string74.offset, 1);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string76.base, #t~string76.offset, 1);call write~init~int(37, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(105, #t~string76.base, 2 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 3 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string78.base, #t~string78.offset, 1);call write~init~int(37, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(105, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 3 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(37, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(105, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 3 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(37, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(105, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string84.base, #t~string84.offset, 1);call write~init~int(37, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(105, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(70, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(95, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(112, #t~string86.base, 3 + #t~string86.offset, 1);call write~init~int(58, #t~string86.base, 4 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 5 + #t~string86.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string92.base, #t~string92.offset, 1);call write~init~int(37, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(105, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 3 + #t~string92.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(37, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(105, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string103.base, #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 1 + #t~string103.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(30);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(9);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(21);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(30);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(9);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(21);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(30);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(9);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(25);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(30);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(9);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(25);~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; 183127#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~4, main_~tmp~8;havoc main_~retValue_acc~4;havoc main_~tmp~8; 183915#L3288 havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 183508#L3296 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 183509#L1069 assume 0 != main_~tmp~8; 182475#L1039 ~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; 182476#L2911 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 183302#L3100 assume !(0 == getOrigin_~person); 183010#L3104 assume !(1 == getOrigin_~person); 182836#L3108 assume !(2 == getOrigin_~person); 182837#L3112 assume !(3 == getOrigin_~person); 183849#L3116 assume !(4 == getOrigin_~person); 183494#L3120 assume 5 == getOrigin_~person;getOrigin_~retValue_acc~22 := 1;getOrigin_#res := getOrigin_~retValue_acc~22; 183495#L3125 bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 184366#L413 assume 0 == initPersonOnFloor_~floor; 183234#L414 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 182521#L521-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 183519#L205 assume !(0 == callOnFloor_~floorID); 183775#L208 assume 1 == callOnFloor_~floorID;~calls_1~0 := 1; 183606#L217-2 havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 184426#L142 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 184948#L169 stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 184951#L1924 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 184950#L1328 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 182568#L1349 stopRequestedAtCurrentFloor_#t~ret34 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret34;havoc stopRequestedAtCurrentFloor_#t~ret34; 182569#L1931 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 183453#L1936 timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 184941#L2073 assume !(0 != timeShift_~tmp___9~2); 184915#L2164 assume !(1 == ~doorState~0); 184916#L2164-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 183264#L1515 assume !(1 == stopRequestedInDirection_~dir); 183265#L1684 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 183167#L1837 timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 195848#L2172 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 195850#L1891 assume !(1 == ~currentHeading~0); 196128#L1901 assume !(0 == ~currentFloorID~0); 195948#L1901-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 191056#L1907-5 havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 195947#L1311 __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 195943#L1371-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 195940#L1403-6 __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 195930#L2954 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~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; 195926#L2964-1 cleanup_~i~0 := 0; 184966#L869-2 [2019-10-22 08:57:24,202 INFO L793 eck$LassoCheckResult]: Loop: 184966#L869-2 assume !false; 184964#L870 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 184961#L873 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 184947#L1157 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 184943#L877 assume 1 != cleanup_~tmp___0~0; 184944#L877-1 havoc isIdle_#res;havoc isIdle_#t~ret20, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_#t~ret18, anyStopRequested_#t~ret19, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 185002#L142-21 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 185001#L169-21 anyStopRequested_#t~ret15 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret15;havoc anyStopRequested_#t~ret15; 184932#L1419 assume !(0 != anyStopRequested_~tmp___3~0); 184934#L1423 assume !(0 != ~floorButtons_0~0);isFloorCalling_#in~floorID := 1;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 184975#L142-22 assume !(0 == isFloorCalling_~floorID); 184479#L146-22 assume 1 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_1~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 182656#L169-22 anyStopRequested_#t~ret16 := isFloorCalling_#res;anyStopRequested_~tmp___2~1 := anyStopRequested_#t~ret16;havoc anyStopRequested_#t~ret16; 183595#L1430 assume 0 != anyStopRequested_~tmp___2~1;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 184970#L1483 isIdle_#t~ret20 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret20;havoc isIdle_#t~ret20;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 184969#L1496 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 184968#L889 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 184967#L142-26 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 184965#L169-26 stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 184962#L1924-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 184910#L1328-1 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 182550#L1349-1 stopRequestedAtCurrentFloor_#t~ret34 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret34;havoc stopRequestedAtCurrentFloor_#t~ret34; 182551#L1931-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 183463#L1936-1 timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 184963#L2073-1 assume !(0 != timeShift_~tmp___9~2); 184920#L2164-3 assume 1 == ~doorState~0;~doorState~0 := 0; 184921#L2164-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 183227#L1515-2 assume !(1 == stopRequestedInDirection_~dir); 183228#L1684-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 196340#L1837-2 timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 196338#L2172-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 196217#L1891-3 assume !(1 == ~currentHeading~0); 196211#L1901-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 196196#L1901-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 191035#L1907-11 havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 196190#L1311-1 __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 196189#L1371-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 196183#L1403-13 __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 196142#L2954-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~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; 195925#L2964-3 cleanup_~i~0 := 1 + cleanup_~i~0; 184966#L869-2 [2019-10-22 08:57:24,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:24,202 INFO L82 PathProgramCache]: Analyzing trace with hash 709226184, now seen corresponding path program 2 times [2019-10-22 08:57:24,202 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:24,203 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645153685] [2019-10-22 08:57:24,203 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:24,204 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:24,204 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:24,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:24,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:24,260 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645153685] [2019-10-22 08:57:24,260 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:24,260 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-22 08:57:24,260 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709417468] [2019-10-22 08:57:24,260 INFO L796 eck$LassoCheckResult]: stem already infeasible [2019-10-22 08:57:24,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:24,261 INFO L82 PathProgramCache]: Analyzing trace with hash -1866350803, now seen corresponding path program 1 times [2019-10-22 08:57:24,261 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:24,261 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367795948] [2019-10-22 08:57:24,261 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:24,261 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:24,261 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:24,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:24,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:24,284 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367795948] [2019-10-22 08:57:24,284 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:24,284 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 08:57:24,284 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369253704] [2019-10-22 08:57:24,284 INFO L808 eck$LassoCheckResult]: loop already infeasible [2019-10-22 08:57:24,284 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:57:24,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:57:24,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:57:24,285 INFO L87 Difference]: Start difference. First operand 14554 states and 27461 transitions. cyclomatic complexity: 12908 Second operand 4 states. [2019-10-22 08:57:24,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:57:24,503 INFO L93 Difference]: Finished difference Result 22018 states and 41418 transitions. [2019-10-22 08:57:24,503 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 08:57:24,503 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22018 states and 41418 transitions. [2019-10-22 08:57:24,584 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 15228 [2019-10-22 08:57:24,631 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22018 states to 22018 states and 41418 transitions. [2019-10-22 08:57:24,631 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22018 [2019-10-22 08:57:24,646 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22018 [2019-10-22 08:57:24,646 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22018 states and 41418 transitions. [2019-10-22 08:57:24,666 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 08:57:24,666 INFO L688 BuchiCegarLoop]: Abstraction has 22018 states and 41418 transitions. [2019-10-22 08:57:24,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22018 states and 41418 transitions. [2019-10-22 08:57:25,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22018 to 14572. [2019-10-22 08:57:25,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14572 states. [2019-10-22 08:57:25,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14572 states to 14572 states and 27479 transitions. [2019-10-22 08:57:25,036 INFO L711 BuchiCegarLoop]: Abstraction has 14572 states and 27479 transitions. [2019-10-22 08:57:25,037 INFO L591 BuchiCegarLoop]: Abstraction has 14572 states and 27479 transitions. [2019-10-22 08:57:25,037 INFO L424 BuchiCegarLoop]: ======== Iteration 9============ [2019-10-22 08:57:25,037 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14572 states and 27479 transitions. [2019-10-22 08:57:25,076 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8036 [2019-10-22 08:57:25,077 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:57:25,077 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:57:25,081 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:25,081 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:25,081 INFO L791 eck$LassoCheckResult]: Stem: 219716#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[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;~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;call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(10);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string60.base, #t~string60.offset, 1);call write~init~int(95, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(93, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 3 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string62.base, #t~string62.offset, 1);call write~init~int(93, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(32, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string64.base, #t~string64.offset, 1);call write~init~int(97, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string66.base, #t~string66.offset, 1);call write~init~int(105, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(10);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string70.base, #t~string70.offset, 1);call write~init~int(112, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string72.base, #t~string72.offset, 1);call write~init~int(111, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(119, #t~string72.base, 2 + #t~string72.offset, 1);call write~init~int(110, #t~string72.base, 3 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 4 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string74.base, #t~string74.offset, 1);call write~init~int(73, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(76, #t~string74.base, 2 + #t~string74.offset, 1);call write~init~int(95, #t~string74.base, 3 + #t~string74.offset, 1);call write~init~int(112, #t~string74.base, 4 + #t~string74.offset, 1);call write~init~int(58, #t~string74.base, 5 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 6 + #t~string74.offset, 1);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string76.base, #t~string76.offset, 1);call write~init~int(37, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(105, #t~string76.base, 2 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 3 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string78.base, #t~string78.offset, 1);call write~init~int(37, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(105, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 3 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(37, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(105, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 3 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(37, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(105, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string84.base, #t~string84.offset, 1);call write~init~int(37, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(105, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(70, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(95, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(112, #t~string86.base, 3 + #t~string86.offset, 1);call write~init~int(58, #t~string86.base, 4 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 5 + #t~string86.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string92.base, #t~string92.offset, 1);call write~init~int(37, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(105, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 3 + #t~string92.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(37, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(105, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string103.base, #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 1 + #t~string103.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(30);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(9);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(21);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(30);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(9);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(21);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(30);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(9);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(25);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(30);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(9);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(25);~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; 219717#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~4, main_~tmp~8;havoc main_~retValue_acc~4;havoc main_~tmp~8; 220501#L3288 havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 220098#L3296 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 220099#L1069 assume 0 != main_~tmp~8; 219061#L1039 ~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; 219062#L2911 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 219895#L3100 assume !(0 == getOrigin_~person); 219598#L3104 assume !(1 == getOrigin_~person); 219422#L3108 assume !(2 == getOrigin_~person); 219423#L3112 assume !(3 == getOrigin_~person); 220435#L3116 assume !(4 == getOrigin_~person); 220085#L3120 assume 5 == getOrigin_~person;getOrigin_~retValue_acc~22 := 1;getOrigin_#res := getOrigin_~retValue_acc~22; 220086#L3125 bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 220946#L413 assume 0 == initPersonOnFloor_~floor; 219828#L414 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 219107#L521-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 220109#L205 assume !(0 == callOnFloor_~floorID); 220355#L208 assume 1 == callOnFloor_~floorID;~calls_1~0 := 1; 220188#L217-2 havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 221003#L142 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 221485#L169 stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 221489#L1924 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 221486#L1328 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 221487#L1349 stopRequestedAtCurrentFloor_#t~ret34 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret34;havoc stopRequestedAtCurrentFloor_#t~ret34; 221542#L1931 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 221539#L1936 timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 221538#L2073 assume !(0 != timeShift_~tmp___9~2); 221536#L2164 assume !(1 == ~doorState~0); 221535#L2164-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 221533#L1515 assume !(1 == stopRequestedInDirection_~dir); 221534#L1684 assume !(0 == ~currentFloorID~0); 221137#L1690 assume !(~currentFloorID~0 > 0); 219764#L1705 assume ~currentFloorID~0 > 0; 220413#L1707 assume 0 != stopRequestedInDirection_~respectInLiftCalls; 220414#L1708 assume 0 != ~floorButtons_0~0;stopRequestedInDirection_~retValue_acc~13 := 1;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 221694#L1837 timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 221695#L2172 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 228051#L1891 assume !(1 == ~currentHeading~0); 228047#L1901 assume !(0 == ~currentFloorID~0); 228039#L1901-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 228038#L1907-5 havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 228037#L1311 __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 228033#L1371-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 228030#L1403-6 __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 228020#L2954 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~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; 228016#L2964-1 cleanup_~i~0 := 0; 228014#L869-2 [2019-10-22 08:57:25,082 INFO L793 eck$LassoCheckResult]: Loop: 228014#L869-2 assume !false; 228013#L870 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 228012#L873 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 228011#L1157 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 228010#L877 assume 1 != cleanup_~tmp___0~0; 228009#L877-1 havoc isIdle_#res;havoc isIdle_#t~ret20, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_#t~ret18, anyStopRequested_#t~ret19, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 227872#L142-21 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 227871#L169-21 anyStopRequested_#t~ret15 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret15;havoc anyStopRequested_#t~ret15; 227870#L1419 assume !(0 != anyStopRequested_~tmp___3~0); 221315#L1423 assume 0 != ~floorButtons_0~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 221316#L1483 isIdle_#t~ret20 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret20;havoc isIdle_#t~ret20;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 227708#L1496 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 221825#L889 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 221821#L142-26 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 221817#L169-26 stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 221810#L1924-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 221808#L1328-1 assume !(0 == buttonForFloorIsPressed_~floorID); 221803#L1332-1 assume 1 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_1~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 221797#L1349-1 stopRequestedAtCurrentFloor_#t~ret34 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret34;havoc stopRequestedAtCurrentFloor_#t~ret34; 221796#L1931-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 221795#L1936-1 timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 221793#L2073-1 assume !(0 != timeShift_~tmp___9~2); 221660#L2164-3 assume 1 == ~doorState~0;~doorState~0 := 0; 221661#L2164-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 221655#L1515-2 assume !(1 == stopRequestedInDirection_~dir); 221656#L1684-2 assume !(0 == ~currentFloorID~0); 230148#L1690-2 assume !(~currentFloorID~0 > 0); 220381#L1705-2 assume ~currentFloorID~0 > 0; 220383#L1707-2 assume 0 != stopRequestedInDirection_~respectInLiftCalls; 221731#L1708-2 assume 0 != ~floorButtons_0~0;stopRequestedInDirection_~retValue_acc~13 := 1;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 227704#L1837-2 timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 227705#L2172-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 230539#L1891-3 assume !(1 == ~currentHeading~0); 230536#L1901-9 assume !(0 == ~currentFloorID~0); 230534#L1901-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 230528#L1907-11 havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 230182#L1311-1 __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 230179#L1371-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 230171#L1403-13 __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 230160#L2954-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~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; 228015#L2964-3 cleanup_~i~0 := 1 + cleanup_~i~0; 228014#L869-2 [2019-10-22 08:57:25,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:25,082 INFO L82 PathProgramCache]: Analyzing trace with hash 1842283327, now seen corresponding path program 1 times [2019-10-22 08:57:25,082 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:25,082 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791986167] [2019-10-22 08:57:25,082 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:25,082 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:25,083 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:25,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:25,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:25,137 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791986167] [2019-10-22 08:57:25,138 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:25,138 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-22 08:57:25,138 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827395926] [2019-10-22 08:57:25,138 INFO L796 eck$LassoCheckResult]: stem already infeasible [2019-10-22 08:57:25,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:25,138 INFO L82 PathProgramCache]: Analyzing trace with hash 1583993377, now seen corresponding path program 1 times [2019-10-22 08:57:25,139 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:25,139 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628785477] [2019-10-22 08:57:25,139 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:25,139 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:25,139 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:25,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:25,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:25,165 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628785477] [2019-10-22 08:57:25,165 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:25,165 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 08:57:25,165 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103941657] [2019-10-22 08:57:25,166 INFO L808 eck$LassoCheckResult]: loop already infeasible [2019-10-22 08:57:25,166 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:57:25,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:57:25,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:57:25,166 INFO L87 Difference]: Start difference. First operand 14572 states and 27479 transitions. cyclomatic complexity: 12908 Second operand 5 states. [2019-10-22 08:57:26,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:57:26,345 INFO L93 Difference]: Finished difference Result 19852 states and 37387 transitions. [2019-10-22 08:57:26,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-22 08:57:26,346 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19852 states and 37387 transitions. [2019-10-22 08:57:26,423 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 15423 [2019-10-22 08:57:26,480 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19852 states to 19852 states and 37387 transitions. [2019-10-22 08:57:26,480 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19852 [2019-10-22 08:57:26,495 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19852 [2019-10-22 08:57:26,495 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19852 states and 37387 transitions. [2019-10-22 08:57:26,509 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 08:57:26,509 INFO L688 BuchiCegarLoop]: Abstraction has 19852 states and 37387 transitions. [2019-10-22 08:57:26,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19852 states and 37387 transitions. [2019-10-22 08:57:26,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19852 to 11058. [2019-10-22 08:57:26,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11058 states. [2019-10-22 08:57:26,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11058 states to 11058 states and 20750 transitions. [2019-10-22 08:57:26,653 INFO L711 BuchiCegarLoop]: Abstraction has 11058 states and 20750 transitions. [2019-10-22 08:57:26,653 INFO L591 BuchiCegarLoop]: Abstraction has 11058 states and 20750 transitions. [2019-10-22 08:57:26,653 INFO L424 BuchiCegarLoop]: ======== Iteration 10============ [2019-10-22 08:57:26,653 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11058 states and 20750 transitions. [2019-10-22 08:57:26,682 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8076 [2019-10-22 08:57:26,682 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:57:26,682 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:57:26,683 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:26,685 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:26,685 INFO L791 eck$LassoCheckResult]: Stem: 254117#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[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;~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;call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(10);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string60.base, #t~string60.offset, 1);call write~init~int(95, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(93, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 3 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string62.base, #t~string62.offset, 1);call write~init~int(93, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(32, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string64.base, #t~string64.offset, 1);call write~init~int(97, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string66.base, #t~string66.offset, 1);call write~init~int(105, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(10);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string70.base, #t~string70.offset, 1);call write~init~int(112, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string72.base, #t~string72.offset, 1);call write~init~int(111, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(119, #t~string72.base, 2 + #t~string72.offset, 1);call write~init~int(110, #t~string72.base, 3 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 4 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string74.base, #t~string74.offset, 1);call write~init~int(73, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(76, #t~string74.base, 2 + #t~string74.offset, 1);call write~init~int(95, #t~string74.base, 3 + #t~string74.offset, 1);call write~init~int(112, #t~string74.base, 4 + #t~string74.offset, 1);call write~init~int(58, #t~string74.base, 5 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 6 + #t~string74.offset, 1);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string76.base, #t~string76.offset, 1);call write~init~int(37, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(105, #t~string76.base, 2 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 3 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string78.base, #t~string78.offset, 1);call write~init~int(37, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(105, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 3 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(37, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(105, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 3 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(37, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(105, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string84.base, #t~string84.offset, 1);call write~init~int(37, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(105, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(70, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(95, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(112, #t~string86.base, 3 + #t~string86.offset, 1);call write~init~int(58, #t~string86.base, 4 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 5 + #t~string86.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string92.base, #t~string92.offset, 1);call write~init~int(37, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(105, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 3 + #t~string92.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(37, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(105, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string103.base, #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 1 + #t~string103.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(30);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(9);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(21);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(30);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(9);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(21);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(30);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(9);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(25);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(30);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(9);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(25);~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; 254118#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~4, main_~tmp~8;havoc main_~retValue_acc~4;havoc main_~tmp~8; 254805#L3288 havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 254441#L3296 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 254442#L1069 assume 0 != main_~tmp~8; 253488#L1039 ~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; 253489#L2911 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 254274#L3100 assume !(0 == getOrigin_~person); 254008#L3104 assume !(1 == getOrigin_~person); 253838#L3108 assume !(2 == getOrigin_~person); 253839#L3112 assume !(3 == getOrigin_~person); 254743#L3116 assume !(4 == getOrigin_~person); 254428#L3120 assume 5 == getOrigin_~person;getOrigin_~retValue_acc~22 := 1;getOrigin_#res := getOrigin_~retValue_acc~22; 254429#L3125 bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 255216#L413 assume 0 == initPersonOnFloor_~floor; 254214#L414 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 253534#L521-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 254452#L205 assume !(0 == callOnFloor_~floorID); 254687#L208 assume 1 == callOnFloor_~floorID;~calls_1~0 := 1; 254532#L217-2 havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 255677#L142 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 255676#L169 stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 255674#L1924 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 255651#L1328 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 253575#L1349 stopRequestedAtCurrentFloor_#t~ret34 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret34;havoc stopRequestedAtCurrentFloor_#t~ret34; 253576#L1931 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 254395#L1936 timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 255675#L2073 assume !(0 != timeShift_~tmp___9~2); 255657#L2164 assume !(1 == ~doorState~0); 255658#L2164-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 254244#L1515 assume !(1 == stopRequestedInDirection_~dir); 254245#L1684 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 254156#L1837 timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 254712#L2172 assume !(0 != timeShift_~tmp___8~2);getReverseHeading_#in~ofHeading := ~currentHeading~0;havoc getReverseHeading_#res;havoc getReverseHeading_~ofHeading, getReverseHeading_~retValue_acc~16;getReverseHeading_~ofHeading := getReverseHeading_#in~ofHeading;havoc getReverseHeading_~retValue_acc~16; 255507#L1946 assume !(0 == getReverseHeading_~ofHeading);getReverseHeading_~retValue_acc~16 := 0;getReverseHeading_#res := getReverseHeading_~retValue_acc~16; 255561#L1951 timeShift_#t~ret55 := getReverseHeading_#res;timeShift_~tmp___6~2 := timeShift_#t~ret55;havoc timeShift_#t~ret55;stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := timeShift_~tmp___6~2, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 254250#L1515-1 assume !(1 == stopRequestedInDirection_~dir); 254251#L1684-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 254139#L1837-1 timeShift_#t~ret56 := stopRequestedInDirection_#res;timeShift_~tmp___7~2 := timeShift_#t~ret56;havoc timeShift_#t~ret56; 253816#L2181 assume !(0 != timeShift_~tmp___7~2);continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 253818#L1891-2 assume !(1 == ~currentHeading~0); 255259#L1901-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 255060#L1901-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 255648#L1907-5 havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 260302#L1311 __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 260292#L1371-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 260289#L1403-6 __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 260279#L2954 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~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; 260275#L2964-1 cleanup_~i~0 := 0; 260273#L869-2 [2019-10-22 08:57:26,685 INFO L793 eck$LassoCheckResult]: Loop: 260273#L869-2 assume !false; 260272#L870 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 260271#L873 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 260270#L1157 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 260269#L877 assume 1 != cleanup_~tmp___0~0; 260268#L877-1 havoc isIdle_#res;havoc isIdle_#t~ret20, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_#t~ret18, anyStopRequested_#t~ret19, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 260267#L142-21 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 260266#L169-21 anyStopRequested_#t~ret15 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret15;havoc anyStopRequested_#t~ret15; 260264#L1419 assume !(0 != anyStopRequested_~tmp___3~0); 259005#L1423 assume !(0 != ~floorButtons_0~0);isFloorCalling_#in~floorID := 1;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 259006#L142-22 assume !(0 == isFloorCalling_~floorID); 262778#L146-22 assume 1 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_1~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 262776#L169-22 anyStopRequested_#t~ret16 := isFloorCalling_#res;anyStopRequested_~tmp___2~1 := anyStopRequested_#t~ret16;havoc anyStopRequested_#t~ret16; 262767#L1430 assume 0 != anyStopRequested_~tmp___2~1;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 262759#L1483 isIdle_#t~ret20 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret20;havoc isIdle_#t~ret20;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 262758#L1496 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 262756#L889 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 262753#L142-26 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 255710#L169-26 stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 255709#L1924-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 255708#L1328-1 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 255707#L1349-1 stopRequestedAtCurrentFloor_#t~ret34 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret34;havoc stopRequestedAtCurrentFloor_#t~ret34; 255705#L1931-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 255704#L1936-1 timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 255702#L2073-1 assume !(0 != timeShift_~tmp___9~2); 255659#L2164-3 assume 1 == ~doorState~0;~doorState~0 := 0; 255660#L2164-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 254207#L1515-2 assume !(1 == stopRequestedInDirection_~dir); 254208#L1684-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 254141#L1837-2 timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 263962#L2172-1 assume !(0 != timeShift_~tmp___8~2);getReverseHeading_#in~ofHeading := ~currentHeading~0;havoc getReverseHeading_#res;havoc getReverseHeading_~ofHeading, getReverseHeading_~retValue_acc~16;getReverseHeading_~ofHeading := getReverseHeading_#in~ofHeading;havoc getReverseHeading_~retValue_acc~16; 263961#L1946-2 assume 0 == getReverseHeading_~ofHeading;getReverseHeading_~retValue_acc~16 := 1;getReverseHeading_#res := getReverseHeading_~retValue_acc~16; 263772#L1951-2 timeShift_#t~ret55 := getReverseHeading_#res;timeShift_~tmp___6~2 := timeShift_#t~ret55;havoc timeShift_#t~ret55;stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := timeShift_~tmp___6~2, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 263771#L1515-3 assume !(1 == stopRequestedInDirection_~dir); 255634#L1684-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 254212#L1837-3 timeShift_#t~ret56 := stopRequestedInDirection_#res;timeShift_~tmp___7~2 := timeShift_#t~ret56;havoc timeShift_#t~ret56; 253766#L2181-1 assume !(0 != timeShift_~tmp___7~2);continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 253768#L1891-5 assume !(1 == ~currentHeading~0); 255251#L1901-15 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 255024#L1901-17 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 260503#L1907-11 havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 260502#L1311-1 __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 260501#L1371-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 260495#L1403-13 __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 260491#L2954-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~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; 260274#L2964-3 cleanup_~i~0 := 1 + cleanup_~i~0; 260273#L869-2 [2019-10-22 08:57:26,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:26,685 INFO L82 PathProgramCache]: Analyzing trace with hash 631500907, now seen corresponding path program 1 times [2019-10-22 08:57:26,686 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:26,686 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735686371] [2019-10-22 08:57:26,686 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:26,686 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:26,686 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:26,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:26,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:26,741 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735686371] [2019-10-22 08:57:26,741 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:26,741 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-22 08:57:26,741 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593280287] [2019-10-22 08:57:26,742 INFO L796 eck$LassoCheckResult]: stem already infeasible [2019-10-22 08:57:26,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:26,742 INFO L82 PathProgramCache]: Analyzing trace with hash 1552775404, now seen corresponding path program 1 times [2019-10-22 08:57:26,742 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:26,742 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156316114] [2019-10-22 08:57:26,742 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:26,742 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:26,742 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:26,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:26,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:26,771 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156316114] [2019-10-22 08:57:26,771 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:26,771 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 08:57:26,772 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441817231] [2019-10-22 08:57:26,772 INFO L808 eck$LassoCheckResult]: loop already infeasible [2019-10-22 08:57:26,772 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:57:26,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:57:26,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:57:26,772 INFO L87 Difference]: Start difference. First operand 11058 states and 20750 transitions. cyclomatic complexity: 9693 Second operand 4 states. [2019-10-22 08:57:26,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:57:26,971 INFO L93 Difference]: Finished difference Result 33086 states and 62082 transitions. [2019-10-22 08:57:26,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 08:57:26,971 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33086 states and 62082 transitions. [2019-10-22 08:57:27,107 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 29943 [2019-10-22 08:57:27,204 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33086 states to 33086 states and 62082 transitions. [2019-10-22 08:57:27,204 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33086 [2019-10-22 08:57:27,229 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33086 [2019-10-22 08:57:27,229 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33086 states and 62082 transitions. [2019-10-22 08:57:27,250 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 08:57:27,250 INFO L688 BuchiCegarLoop]: Abstraction has 33086 states and 62082 transitions. [2019-10-22 08:57:27,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33086 states and 62082 transitions. [2019-10-22 08:57:27,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33086 to 11070. [2019-10-22 08:57:27,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11070 states. [2019-10-22 08:57:27,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11070 states to 11070 states and 20762 transitions. [2019-10-22 08:57:27,455 INFO L711 BuchiCegarLoop]: Abstraction has 11070 states and 20762 transitions. [2019-10-22 08:57:27,455 INFO L591 BuchiCegarLoop]: Abstraction has 11070 states and 20762 transitions. [2019-10-22 08:57:27,456 INFO L424 BuchiCegarLoop]: ======== Iteration 11============ [2019-10-22 08:57:27,456 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11070 states and 20762 transitions. [2019-10-22 08:57:27,480 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8086 [2019-10-22 08:57:27,480 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:57:27,480 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:57:27,481 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:27,481 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:27,481 INFO L791 eck$LassoCheckResult]: Stem: 298267#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[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;~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;call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(10);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string60.base, #t~string60.offset, 1);call write~init~int(95, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(93, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 3 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string62.base, #t~string62.offset, 1);call write~init~int(93, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(32, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string64.base, #t~string64.offset, 1);call write~init~int(97, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string66.base, #t~string66.offset, 1);call write~init~int(105, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(10);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string70.base, #t~string70.offset, 1);call write~init~int(112, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string72.base, #t~string72.offset, 1);call write~init~int(111, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(119, #t~string72.base, 2 + #t~string72.offset, 1);call write~init~int(110, #t~string72.base, 3 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 4 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string74.base, #t~string74.offset, 1);call write~init~int(73, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(76, #t~string74.base, 2 + #t~string74.offset, 1);call write~init~int(95, #t~string74.base, 3 + #t~string74.offset, 1);call write~init~int(112, #t~string74.base, 4 + #t~string74.offset, 1);call write~init~int(58, #t~string74.base, 5 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 6 + #t~string74.offset, 1);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string76.base, #t~string76.offset, 1);call write~init~int(37, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(105, #t~string76.base, 2 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 3 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string78.base, #t~string78.offset, 1);call write~init~int(37, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(105, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 3 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(37, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(105, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 3 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(37, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(105, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string84.base, #t~string84.offset, 1);call write~init~int(37, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(105, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(70, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(95, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(112, #t~string86.base, 3 + #t~string86.offset, 1);call write~init~int(58, #t~string86.base, 4 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 5 + #t~string86.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string92.base, #t~string92.offset, 1);call write~init~int(37, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(105, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 3 + #t~string92.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(37, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(105, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string103.base, #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 1 + #t~string103.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(30);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(9);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(21);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(30);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(9);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(21);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(30);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(9);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(25);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(30);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(9);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(25);~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; 298268#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~4, main_~tmp~8;havoc main_~retValue_acc~4;havoc main_~tmp~8; 298961#L3288 havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 298593#L3296 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 298594#L1069 assume 0 != main_~tmp~8; 297647#L1039 ~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; 297648#L2911 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 298424#L3100 assume !(0 == getOrigin_~person); 298159#L3104 assume !(1 == getOrigin_~person); 297995#L3108 assume !(2 == getOrigin_~person); 297996#L3112 assume !(3 == getOrigin_~person); 298898#L3116 assume !(4 == getOrigin_~person); 298580#L3120 assume 5 == getOrigin_~person;getOrigin_~retValue_acc~22 := 1;getOrigin_#res := getOrigin_~retValue_acc~22; 298581#L3125 bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 299392#L413 assume 0 == initPersonOnFloor_~floor; 298365#L414 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 297692#L521-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 298604#L205 assume !(0 == callOnFloor_~floorID); 298839#L208 assume 1 == callOnFloor_~floorID;~calls_1~0 := 1; 298684#L217-2 havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 299894#L142 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 299893#L169 stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 299891#L1924 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 299868#L1328 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 297732#L1349 stopRequestedAtCurrentFloor_#t~ret34 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret34;havoc stopRequestedAtCurrentFloor_#t~ret34; 297733#L1931 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 298547#L1936 timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 299892#L2073 assume !(0 != timeShift_~tmp___9~2); 299874#L2164 assume !(1 == ~doorState~0); 299875#L2164-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 298395#L1515 assume !(1 == stopRequestedInDirection_~dir); 298396#L1684 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 298308#L1837 timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 298863#L2172 assume !(0 != timeShift_~tmp___8~2);getReverseHeading_#in~ofHeading := ~currentHeading~0;havoc getReverseHeading_#res;havoc getReverseHeading_~ofHeading, getReverseHeading_~retValue_acc~16;getReverseHeading_~ofHeading := getReverseHeading_#in~ofHeading;havoc getReverseHeading_~retValue_acc~16; 299701#L1946 assume !(0 == getReverseHeading_~ofHeading);getReverseHeading_~retValue_acc~16 := 0;getReverseHeading_#res := getReverseHeading_~retValue_acc~16; 299884#L1951 timeShift_#t~ret55 := getReverseHeading_#res;timeShift_~tmp___6~2 := timeShift_#t~ret55;havoc timeShift_#t~ret55;stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := timeShift_~tmp___6~2, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 299896#L1515-1 assume !(1 == stopRequestedInDirection_~dir); 299846#L1684-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 298289#L1837-1 timeShift_#t~ret56 := stopRequestedInDirection_#res;timeShift_~tmp___7~2 := timeShift_#t~ret56;havoc timeShift_#t~ret56; 297974#L2181 assume !(0 != timeShift_~tmp___7~2);continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 297976#L1891-2 assume !(1 == ~currentHeading~0); 299438#L1901-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 299226#L1901-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 299865#L1907-5 havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 302471#L1311 __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 302467#L1371-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 302464#L1403-6 __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 302454#L2954 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~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; 302446#L2964-1 cleanup_~i~0 := 0; 302443#L869-2 [2019-10-22 08:57:27,482 INFO L793 eck$LassoCheckResult]: Loop: 302443#L869-2 assume !false; 302442#L870 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 302441#L873 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 302440#L1157 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 302439#L877 assume 1 != cleanup_~tmp___0~0; 302438#L877-1 havoc isIdle_#res;havoc isIdle_#t~ret20, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_#t~ret18, anyStopRequested_#t~ret19, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 302437#L142-21 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 302436#L169-21 anyStopRequested_#t~ret15 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret15;havoc anyStopRequested_#t~ret15; 302434#L1419 assume !(0 != anyStopRequested_~tmp___3~0); 302432#L1423 assume !(0 != ~floorButtons_0~0);isFloorCalling_#in~floorID := 1;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 302431#L142-22 assume !(0 == isFloorCalling_~floorID); 302428#L146-22 assume 1 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_1~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 302426#L169-22 anyStopRequested_#t~ret16 := isFloorCalling_#res;anyStopRequested_~tmp___2~1 := anyStopRequested_#t~ret16;havoc anyStopRequested_#t~ret16; 302417#L1430 assume 0 != anyStopRequested_~tmp___2~1;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 302409#L1483 isIdle_#t~ret20 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret20;havoc isIdle_#t~ret20;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 302408#L1496 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 302406#L889 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 302403#L142-26 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 300028#L169-26 stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 300027#L1924-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 300026#L1328-1 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 300025#L1349-1 stopRequestedAtCurrentFloor_#t~ret34 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret34;havoc stopRequestedAtCurrentFloor_#t~ret34; 300023#L1931-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 300009#L1936-1 timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 299987#L2073-1 assume !(0 != timeShift_~tmp___9~2); 299957#L2164-3 assume 1 == ~doorState~0;~doorState~0 := 0; 299948#L2164-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 298358#L1515-2 assume !(1 == stopRequestedInDirection_~dir); 298359#L1684-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 298291#L1837-2 timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 299698#L2172-1 assume !(0 != timeShift_~tmp___8~2);getReverseHeading_#in~ofHeading := ~currentHeading~0;havoc getReverseHeading_#res;havoc getReverseHeading_~ofHeading, getReverseHeading_~retValue_acc~16;getReverseHeading_~ofHeading := getReverseHeading_#in~ofHeading;havoc getReverseHeading_~retValue_acc~16; 299699#L1946-2 assume !(0 == getReverseHeading_~ofHeading);getReverseHeading_~retValue_acc~16 := 0;getReverseHeading_#res := getReverseHeading_~retValue_acc~16; 299882#L1951-2 timeShift_#t~ret55 := getReverseHeading_#res;timeShift_~tmp___6~2 := timeShift_#t~ret55;havoc timeShift_#t~ret55;stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := timeShift_~tmp___6~2, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 299926#L1515-3 assume !(1 == stopRequestedInDirection_~dir); 299848#L1684-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 298294#L1837-3 timeShift_#t~ret56 := stopRequestedInDirection_#res;timeShift_~tmp___7~2 := timeShift_#t~ret56;havoc timeShift_#t~ret56; 302503#L2181-1 assume !(0 != timeShift_~tmp___7~2);continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 302501#L1891-5 assume !(1 == ~currentHeading~0); 302498#L1901-15 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 302494#L1901-17 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 302493#L1907-11 havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 302492#L1311-1 __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 302491#L1371-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 302485#L1403-13 __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 302481#L2954-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~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; 302445#L2964-3 cleanup_~i~0 := 1 + cleanup_~i~0; 302443#L869-2 [2019-10-22 08:57:27,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:27,482 INFO L82 PathProgramCache]: Analyzing trace with hash 631500907, now seen corresponding path program 2 times [2019-10-22 08:57:27,482 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:27,482 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705485433] [2019-10-22 08:57:27,483 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:27,483 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:27,483 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:27,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:27,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:27,530 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705485433] [2019-10-22 08:57:27,530 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:27,530 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-22 08:57:27,530 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071826044] [2019-10-22 08:57:27,531 INFO L796 eck$LassoCheckResult]: stem already infeasible [2019-10-22 08:57:27,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:27,531 INFO L82 PathProgramCache]: Analyzing trace with hash 272911726, now seen corresponding path program 1 times [2019-10-22 08:57:27,531 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:27,531 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649686283] [2019-10-22 08:57:27,531 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:27,531 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:27,531 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:27,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:27,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:27,550 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649686283] [2019-10-22 08:57:27,550 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:27,550 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 08:57:27,551 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813620092] [2019-10-22 08:57:27,551 INFO L808 eck$LassoCheckResult]: loop already infeasible [2019-10-22 08:57:27,551 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:57:27,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:57:27,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:57:27,551 INFO L87 Difference]: Start difference. First operand 11070 states and 20762 transitions. cyclomatic complexity: 9693 Second operand 4 states. [2019-10-22 08:57:27,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:57:27,838 INFO L93 Difference]: Finished difference Result 35154 states and 66099 transitions. [2019-10-22 08:57:27,838 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 08:57:27,838 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35154 states and 66099 transitions. [2019-10-22 08:57:28,083 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 29526 [2019-10-22 08:57:28,145 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35154 states to 35154 states and 66099 transitions. [2019-10-22 08:57:28,145 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35154 [2019-10-22 08:57:28,164 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 35154 [2019-10-22 08:57:28,164 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35154 states and 66099 transitions. [2019-10-22 08:57:28,179 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 08:57:28,179 INFO L688 BuchiCegarLoop]: Abstraction has 35154 states and 66099 transitions. [2019-10-22 08:57:28,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35154 states and 66099 transitions. [2019-10-22 08:57:28,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35154 to 11104. [2019-10-22 08:57:28,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11104 states. [2019-10-22 08:57:28,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11104 states to 11104 states and 20796 transitions. [2019-10-22 08:57:28,381 INFO L711 BuchiCegarLoop]: Abstraction has 11104 states and 20796 transitions. [2019-10-22 08:57:28,381 INFO L591 BuchiCegarLoop]: Abstraction has 11104 states and 20796 transitions. [2019-10-22 08:57:28,381 INFO L424 BuchiCegarLoop]: ======== Iteration 12============ [2019-10-22 08:57:28,381 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11104 states and 20796 transitions. [2019-10-22 08:57:28,410 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8110 [2019-10-22 08:57:28,410 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:57:28,410 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:57:28,412 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:28,413 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:28,413 INFO L791 eck$LassoCheckResult]: Stem: 344527#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[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;~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;call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(10);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string60.base, #t~string60.offset, 1);call write~init~int(95, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(93, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 3 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string62.base, #t~string62.offset, 1);call write~init~int(93, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(32, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string64.base, #t~string64.offset, 1);call write~init~int(97, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string66.base, #t~string66.offset, 1);call write~init~int(105, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(10);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string70.base, #t~string70.offset, 1);call write~init~int(112, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string72.base, #t~string72.offset, 1);call write~init~int(111, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(119, #t~string72.base, 2 + #t~string72.offset, 1);call write~init~int(110, #t~string72.base, 3 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 4 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string74.base, #t~string74.offset, 1);call write~init~int(73, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(76, #t~string74.base, 2 + #t~string74.offset, 1);call write~init~int(95, #t~string74.base, 3 + #t~string74.offset, 1);call write~init~int(112, #t~string74.base, 4 + #t~string74.offset, 1);call write~init~int(58, #t~string74.base, 5 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 6 + #t~string74.offset, 1);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string76.base, #t~string76.offset, 1);call write~init~int(37, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(105, #t~string76.base, 2 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 3 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string78.base, #t~string78.offset, 1);call write~init~int(37, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(105, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 3 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(37, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(105, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 3 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(37, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(105, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string84.base, #t~string84.offset, 1);call write~init~int(37, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(105, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(70, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(95, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(112, #t~string86.base, 3 + #t~string86.offset, 1);call write~init~int(58, #t~string86.base, 4 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 5 + #t~string86.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string92.base, #t~string92.offset, 1);call write~init~int(37, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(105, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 3 + #t~string92.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(37, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(105, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string103.base, #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 1 + #t~string103.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(30);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(9);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(21);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(30);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(9);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(21);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(30);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(9);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(25);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(30);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(9);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(25);~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; 344528#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~4, main_~tmp~8;havoc main_~retValue_acc~4;havoc main_~tmp~8; 345221#L3288 havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 344863#L3296 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 344864#L1069 assume 0 != main_~tmp~8; 343887#L1039 ~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; 343888#L2911 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 344689#L3100 assume !(0 == getOrigin_~person); 344420#L3104 assume !(1 == getOrigin_~person); 344246#L3108 assume !(2 == getOrigin_~person); 344247#L3112 assume !(3 == getOrigin_~person); 345162#L3116 assume !(4 == getOrigin_~person); 344852#L3120 assume 5 == getOrigin_~person;getOrigin_~retValue_acc~22 := 1;getOrigin_#res := getOrigin_~retValue_acc~22; 344853#L3125 bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 345645#L413 assume 0 == initPersonOnFloor_~floor; 344631#L414 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 343933#L521-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 344874#L205 assume !(0 == callOnFloor_~floorID); 345105#L208 assume 1 == callOnFloor_~floorID;~calls_1~0 := 1; 344949#L217-2 havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 346117#L142 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 346116#L169 stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 346114#L1924 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 346093#L1328 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 343977#L1349 stopRequestedAtCurrentFloor_#t~ret34 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret34;havoc stopRequestedAtCurrentFloor_#t~ret34; 343978#L1931 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 344817#L1936 timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 346115#L2073 assume !(0 != timeShift_~tmp___9~2); 346099#L2164 assume !(1 == ~doorState~0); 346100#L2164-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 344659#L1515 assume !(1 == stopRequestedInDirection_~dir); 344660#L1684 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 344569#L1837 timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 345944#L2172 assume !(0 != timeShift_~tmp___8~2);getReverseHeading_#in~ofHeading := ~currentHeading~0;havoc getReverseHeading_#res;havoc getReverseHeading_~ofHeading, getReverseHeading_~retValue_acc~16;getReverseHeading_~ofHeading := getReverseHeading_#in~ofHeading;havoc getReverseHeading_~retValue_acc~16; 345945#L1946 assume !(0 == getReverseHeading_~ofHeading);getReverseHeading_~retValue_acc~16 := 0;getReverseHeading_#res := getReverseHeading_~retValue_acc~16; 346110#L1951 timeShift_#t~ret55 := getReverseHeading_#res;timeShift_~tmp___6~2 := timeShift_#t~ret55;havoc timeShift_#t~ret55;stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := timeShift_~tmp___6~2, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 346118#L1515-1 assume !(1 == stopRequestedInDirection_~dir); 346073#L1684-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 344551#L1837-1 timeShift_#t~ret56 := stopRequestedInDirection_#res;timeShift_~tmp___7~2 := timeShift_#t~ret56;havoc timeShift_#t~ret56; 344222#L2181 assume !(0 != timeShift_~tmp___7~2);continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 344224#L1891-2 assume !(1 == ~currentHeading~0); 345692#L1901-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 345490#L1901-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 346090#L1907-5 havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 348596#L1311 __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 346160#L1371-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 346152#L1403-6 __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 347983#L2954 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~6);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~7;havoc areDoorsOpen_~retValue_acc~7;areDoorsOpen_~retValue_acc~7 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~7; 346189#L1320 __utac_acc__Specification9_spec__3_#t~ret142 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~8 := __utac_acc__Specification9_spec__3_#t~ret142;havoc __utac_acc__Specification9_spec__3_#t~ret142; 346190#L2964 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~8); 348588#L2964-1 cleanup_~i~0 := 0; 348587#L869-2 [2019-10-22 08:57:28,413 INFO L793 eck$LassoCheckResult]: Loop: 348587#L869-2 assume !false; 348586#L870 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 348581#L873 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 348580#L1157 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 348575#L877 assume 1 != cleanup_~tmp___0~0; 348573#L877-1 havoc isIdle_#res;havoc isIdle_#t~ret20, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_#t~ret18, anyStopRequested_#t~ret19, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 348572#L142-21 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 348571#L169-21 anyStopRequested_#t~ret15 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret15;havoc anyStopRequested_#t~ret15; 348569#L1419 assume !(0 != anyStopRequested_~tmp___3~0); 348568#L1423 assume !(0 != ~floorButtons_0~0);isFloorCalling_#in~floorID := 1;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 348567#L142-22 assume !(0 == isFloorCalling_~floorID); 348514#L146-22 assume 1 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_1~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 348511#L169-22 anyStopRequested_#t~ret16 := isFloorCalling_#res;anyStopRequested_~tmp___2~1 := anyStopRequested_#t~ret16;havoc anyStopRequested_#t~ret16; 348410#L1430 assume 0 != anyStopRequested_~tmp___2~1;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 348401#L1483 isIdle_#t~ret20 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret20;havoc isIdle_#t~ret20;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 348399#L1496 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 348397#L889 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 348396#L142-26 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 348306#L169-26 stopRequestedAtCurrentFloor_#t~ret33 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 348305#L1924-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 348302#L1328-1 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 348301#L1349-1 stopRequestedAtCurrentFloor_#t~ret34 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret34;havoc stopRequestedAtCurrentFloor_#t~ret34; 348298#L1931-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 348297#L1936-1 timeShift_#t~ret47 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret47;havoc timeShift_#t~ret47; 348294#L2073-1 assume !(0 != timeShift_~tmp___9~2); 348293#L2164-3 assume 1 == ~doorState~0;~doorState~0 := 0; 348291#L2164-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 348290#L1515-2 assume !(1 == stopRequestedInDirection_~dir); 348283#L1684-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 348213#L1837-2 timeShift_#t~ret54 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 348282#L2172-1 assume !(0 != timeShift_~tmp___8~2);getReverseHeading_#in~ofHeading := ~currentHeading~0;havoc getReverseHeading_#res;havoc getReverseHeading_~ofHeading, getReverseHeading_~retValue_acc~16;getReverseHeading_~ofHeading := getReverseHeading_#in~ofHeading;havoc getReverseHeading_~retValue_acc~16; 348140#L1946-2 assume !(0 == getReverseHeading_~ofHeading);getReverseHeading_~retValue_acc~16 := 0;getReverseHeading_#res := getReverseHeading_~retValue_acc~16; 348280#L1951-2 timeShift_#t~ret55 := getReverseHeading_#res;timeShift_~tmp___6~2 := timeShift_#t~ret55;havoc timeShift_#t~ret55;stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := timeShift_~tmp___6~2, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret21, stopRequestedInDirection_#t~ret22, stopRequestedInDirection_#t~ret23, stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 348274#L1515-3 assume !(1 == stopRequestedInDirection_~dir); 348157#L1684-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 348143#L1837-3 timeShift_#t~ret56 := stopRequestedInDirection_#res;timeShift_~tmp___7~2 := timeShift_#t~ret56;havoc timeShift_#t~ret56; 348133#L2181-1 assume !(0 != timeShift_~tmp___7~2);continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret32, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 348125#L1891-5 assume !(1 == ~currentHeading~0); 348116#L1901-15 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 348105#L1901-17 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 348016#L1907-11 havoc __utac_acc__Specification9_spec__3_#t~ret140, __utac_acc__Specification9_spec__3_#t~ret141, __utac_acc__Specification9_spec__3_#t~ret142, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 348014#L1311-1 __utac_acc__Specification9_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret140;havoc __utac_acc__Specification9_spec__3_#t~ret140;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 348015#L1371-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 348001#L1403-13 __utac_acc__Specification9_spec__3_#t~ret141 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret141;havoc __utac_acc__Specification9_spec__3_#t~ret141; 348017#L2954-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~6);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~7;havoc areDoorsOpen_~retValue_acc~7;areDoorsOpen_~retValue_acc~7 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~7; 347995#L1320-1 __utac_acc__Specification9_spec__3_#t~ret142 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~8 := __utac_acc__Specification9_spec__3_#t~ret142;havoc __utac_acc__Specification9_spec__3_#t~ret142; 347984#L2964-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~8); 347985#L2964-3 cleanup_~i~0 := 1 + cleanup_~i~0; 348587#L869-2 [2019-10-22 08:57:28,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:28,414 INFO L82 PathProgramCache]: Analyzing trace with hash 1282155656, now seen corresponding path program 1 times [2019-10-22 08:57:28,414 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:28,414 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380353725] [2019-10-22 08:57:28,414 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:28,414 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:28,414 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:28,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:28,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:28,465 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380353725] [2019-10-22 08:57:28,465 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:28,465 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-22 08:57:28,465 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427738296] [2019-10-22 08:57:28,466 INFO L796 eck$LassoCheckResult]: stem already infeasible [2019-10-22 08:57:28,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:28,466 INFO L82 PathProgramCache]: Analyzing trace with hash 275514795, now seen corresponding path program 1 times [2019-10-22 08:57:28,466 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:57:28,466 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315277615] [2019-10-22 08:57:28,466 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:28,466 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:57:28,466 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:57:28,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:57:28,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:57:28,512 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:57:29,071 WARN L191 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 176 [2019-10-22 08:57:29,581 WARN L191 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 140 [2019-10-22 08:57:29,596 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:57:29,596 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:57:29,596 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:57:29,596 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:57:29,597 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:57:29,597 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:57:29,597 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:57:29,597 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:57:29,597 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product09.cil.c_Iteration12_Loop [2019-10-22 08:57:29,597 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:57:29,598 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:57:29,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,641 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,670 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,675 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,683 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,686 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,729 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,808 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,814 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,818 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,820 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,824 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,826 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,831 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,833 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,836 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,838 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,843 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,844 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,853 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,855 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,862 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,865 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,866 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,869 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,871 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,873 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,878 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:29,880 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:30,395 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:57:30,396 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,410 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,410 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,418 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,419 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_~tmp___3~1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_~tmp___3~1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,465 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,465 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,469 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,469 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_~tmp___5~0=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_~tmp___5~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:57:30,479 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,479 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:57:30,482 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,482 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp~16=0} Honda state: {ULTIMATE.start_timeShift_~tmp~16=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:57:30,489 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,489 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:57:30,494 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,494 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret57=0} Honda state: {ULTIMATE.start_timeShift_#t~ret57=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:57:30,503 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,503 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:57:30,514 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,514 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_~tmp___4~0=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_~tmp___4~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:57:30,523 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,523 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:57:30,527 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,527 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret26=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret26=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,547 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,547 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,551 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,551 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedAtCurrentFloor_#t~ret34=0} Honda state: {ULTIMATE.start_stopRequestedAtCurrentFloor_#t~ret34=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:57:30,562 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,562 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:57:30,569 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,569 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_~tmp___0~0=0, ULTIMATE.start_isBlocked_~retValue_acc~5=0, ULTIMATE.start_isBlocked_#res=0} Honda state: {ULTIMATE.start_cleanup_~tmp___0~0=0, ULTIMATE.start_isBlocked_~retValue_acc~5=0, ULTIMATE.start_isBlocked_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,574 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,574 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,578 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,578 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___7~2=0, ULTIMATE.start_stopRequestedInDirection_#res=0} Honda state: {ULTIMATE.start_timeShift_~tmp___7~2=0, ULTIMATE.start_stopRequestedInDirection_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,631 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,631 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,634 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,635 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret53=0} Honda state: {ULTIMATE.start_timeShift_#t~ret53=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,643 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,643 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,646 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,646 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification9_spec__3_#t~ret140=0} Honda state: {ULTIMATE.start___utac_acc__Specification9_spec__3_#t~ret140=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,651 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,651 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,654 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,654 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_continueInDirection_~tmp~13=0} Honda state: {ULTIMATE.start_continueInDirection_~tmp~13=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,659 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,659 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,661 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,661 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret47=0} Honda state: {ULTIMATE.start_timeShift_#t~ret47=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,665 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,665 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,667 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,668 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret27=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret27=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,672 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,672 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,674 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,674 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret17=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret17=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,679 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,679 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,682 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,682 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_cleanup_~tmp~6=0} Honda state: {ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_cleanup_~tmp~6=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,686 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,686 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,690 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,690 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret30=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret30=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:57:30,703 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,704 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:57:30,707 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,707 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___5~2=0} Honda state: {ULTIMATE.start_timeShift_~tmp___5~2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,717 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,717 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,722 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,722 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___4~2=0} Honda state: {ULTIMATE.start_timeShift_~tmp___4~2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:57:30,729 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,729 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:57:30,732 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,732 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_~tmp___0~3=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_~tmp___0~3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,737 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,737 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,741 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,741 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___9~2=0, ULTIMATE.start_stopRequestedAtCurrentFloor_~retValue_acc~15=0, ULTIMATE.start_stopRequestedAtCurrentFloor_#res=0} Honda state: {ULTIMATE.start_timeShift_~tmp___9~2=0, ULTIMATE.start_stopRequestedAtCurrentFloor_~retValue_acc~15=0, ULTIMATE.start_stopRequestedAtCurrentFloor_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,749 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,749 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,752 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,752 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#in~respectFloorCalls=1, ULTIMATE.start_stopRequestedInDirection_~respectFloorCalls=1} Honda state: {ULTIMATE.start_stopRequestedInDirection_#in~respectFloorCalls=1, ULTIMATE.start_stopRequestedInDirection_~respectFloorCalls=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,757 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,757 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,759 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,759 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/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,769 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,769 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,771 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,771 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification9_spec__3_#t~ret141=0} Honda state: {ULTIMATE.start___utac_acc__Specification9_spec__3_#t~ret141=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,775 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,776 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,779 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,779 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret56=0} Honda state: {ULTIMATE.start_timeShift_#t~ret56=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,785 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,785 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,787 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,788 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret24=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret24=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,792 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,792 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,794 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,794 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_~tmp___7~0=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_~tmp___7~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,798 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,798 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,801 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,801 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_~respectInLiftCalls=1, ULTIMATE.start_stopRequestedInDirection_#in~respectInLiftCalls=1} Honda state: {ULTIMATE.start_stopRequestedInDirection_~respectInLiftCalls=1, ULTIMATE.start_stopRequestedInDirection_#in~respectInLiftCalls=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,806 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,806 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,811 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,811 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedAtCurrentFloor_~tmp~14=0, ULTIMATE.start_buttonForFloorIsPressed_#res=0, ~floorButtons_0~0=0, ULTIMATE.start_buttonForFloorIsPressed_~retValue_acc~8=0} Honda state: {ULTIMATE.start_stopRequestedAtCurrentFloor_~tmp~14=0, ULTIMATE.start_buttonForFloorIsPressed_#res=0, ~floorButtons_0~0=0, ULTIMATE.start_buttonForFloorIsPressed_~retValue_acc~8=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:57:30,821 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,822 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:57:30,825 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,825 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret52=0} Honda state: {ULTIMATE.start_timeShift_#t~ret52=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/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 [2019-10-22 08:57:30,830 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,830 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:57:30,832 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,832 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret18=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret18=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:57:30,842 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,842 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:57:30,850 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,850 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_~tmp___9~0=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_~tmp___9~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:57:30,860 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,860 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:57:30,865 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:57:30,865 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#res=1, ULTIMATE.start_isIdle_~tmp~11=1, ULTIMATE.start_anyStopRequested_~retValue_acc~11=1} Honda state: {ULTIMATE.start_anyStopRequested_#res=1, ULTIMATE.start_isIdle_~tmp~11=1, ULTIMATE.start_anyStopRequested_~retValue_acc~11=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/bin/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:57:30,872 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:57:30,872 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aa3ec11-64d6-446a-b36b-fc994b72272d/bin/uautomizer/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:57:30,885 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:57:30,885 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:57:35,409 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:57:35,410 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:57:35,410 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:57:35,411 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:57:35,411 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:57:35,411 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:57:35,411 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:57:35,411 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:57:35,411 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:57:35,411 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product09.cil.c_Iteration12_Loop [2019-10-22 08:57:35,411 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:57:35,411 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:57:35,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,428 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,446 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,456 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,463 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,468 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,479 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,483 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,508 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,593 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,609 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,639 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,653 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,667 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,669 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,672 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:35,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:57:36,134 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 25 [2019-10-22 08:57:36,270 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:57:36,275 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:57:36,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,278 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,278 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,279 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,279 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,279 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,281 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,281 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,282 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,283 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,283 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,283 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,283 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,283 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,283 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,283 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,284 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,284 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,284 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,285 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,285 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,285 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,285 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,285 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,286 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,286 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,286 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,286 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,286 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,286 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,286 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,287 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,287 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,287 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,287 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,287 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,287 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,287 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,288 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,288 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,288 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,288 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,288 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,289 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,289 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,289 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,289 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,289 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,289 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,289 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,290 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,290 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,290 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,290 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,290 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,290 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,290 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,291 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,292 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,292 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,292 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,292 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,292 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,292 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,292 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,292 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,293 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,293 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,293 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,293 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,293 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,294 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,294 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,294 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,294 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,294 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,295 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,295 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,295 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,295 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,295 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,295 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,296 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,296 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,296 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,296 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,296 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,296 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,296 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,297 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,297 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,297 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,301 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,302 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,302 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,302 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,302 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,302 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,305 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,306 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,306 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,307 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,307 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,307 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,307 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,308 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,308 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,308 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,309 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,309 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,309 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,309 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,309 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,309 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,310 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,310 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,310 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,310 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,310 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,311 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,311 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,311 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,312 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,312 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,312 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,312 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,312 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,312 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,312 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,313 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,317 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,317 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,317 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,317 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,317 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,318 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,318 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,319 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,320 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,320 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,320 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,320 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,320 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,321 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,321 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,321 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,322 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,322 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,322 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,322 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,322 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,322 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,322 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,323 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,323 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,323 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,323 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,324 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,324 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,324 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,324 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,325 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,325 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,326 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,326 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,326 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,326 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,326 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,326 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,327 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,327 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,327 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,327 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,327 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,327 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,327 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,328 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,328 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,328 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,328 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,328 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,328 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,329 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,329 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,329 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,329 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,329 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,330 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,330 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,330 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,331 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,331 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,331 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,331 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,332 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,333 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,333 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,333 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,333 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,333 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,334 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,334 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,334 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,335 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,335 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,335 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,335 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,335 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,335 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,335 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,335 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,336 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,336 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,336 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,336 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,336 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,337 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,337 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,339 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,339 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,339 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,340 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,340 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,340 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,340 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,340 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,340 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,341 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,341 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,341 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,342 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,342 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,342 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,342 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,343 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,343 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,343 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,343 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,343 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,344 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,344 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,344 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,344 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,345 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,345 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,345 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,345 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,345 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,346 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,346 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,346 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,347 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,347 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,347 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,347 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,347 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,348 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,348 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,348 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,349 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,349 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,349 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,349 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,349 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,350 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,350 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,350 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,351 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,351 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,351 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,351 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,351 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,352 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,352 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,352 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,353 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,353 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,353 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,353 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,353 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,354 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,354 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,355 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,355 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,356 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,356 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,356 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,356 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,356 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,356 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,357 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,358 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,358 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,358 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,358 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 08:57:36,358 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,359 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:57:36,359 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,379 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,380 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,380 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,380 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,380 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,380 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,381 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,381 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,382 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,383 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,383 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,383 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,383 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,383 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,384 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,384 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,384 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,385 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,385 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,385 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,386 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,386 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,386 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,386 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,387 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,387 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,387 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,387 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,388 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,388 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,388 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,388 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,388 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,389 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,389 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,389 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,390 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,390 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,390 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,390 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,391 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,391 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,391 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,391 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,392 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,392 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,392 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,392 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,392 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:57:36,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:57:36,393 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:57:36,393 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:57:36,394 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:57:36,394 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:57:36,394 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:57:36,394 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:57:36,394 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:57:36,397 INFO L419 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-10-22 08:57:36,400 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2019-10-22 08:57:36,400 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2019-10-22 08:57:36,401 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-10-22 08:57:36,402 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-10-22 08:57:36,402 INFO L510 LassoAnalysis]: Proved termination. [2019-10-22 08:57:36,402 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~0) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~0 Supporting invariants [] [2019-10-22 08:57:36,404 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-10-22 08:57:36,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:36,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:36,538 INFO L256 TraceCheckSpWp]: Trace formula consists of 672 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-22 08:57:36,540 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:57:36,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:36,585 INFO L256 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 5 conjunts are in the unsatisfiable core [2019-10-22 08:57:36,586 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:57:36,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:36,622 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 [2019-10-22 08:57:36,622 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11104 states and 20796 transitions. cyclomatic complexity: 9693 Second operand 5 states. [2019-10-22 08:57:36,922 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11104 states and 20796 transitions. cyclomatic complexity: 9693. Second operand 5 states. Result 19207 states and 35921 transitions. Complement of second has 8 states. [2019-10-22 08:57:36,922 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 [2019-10-22 08:57:36,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-10-22 08:57:36,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 3988 transitions. [2019-10-22 08:57:36,929 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 3988 transitions. Stem has 51 letters. Loop has 48 letters. [2019-10-22 08:57:36,931 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 08:57:36,931 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 3988 transitions. Stem has 99 letters. Loop has 48 letters. [2019-10-22 08:57:36,932 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 08:57:36,932 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 3988 transitions. Stem has 51 letters. Loop has 96 letters. [2019-10-22 08:57:36,933 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 08:57:36,933 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19207 states and 35921 transitions. [2019-10-22 08:57:37,012 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-10-22 08:57:37,012 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19207 states to 0 states and 0 transitions. [2019-10-22 08:57:37,012 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-10-22 08:57:37,012 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-10-22 08:57:37,012 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-10-22 08:57:37,012 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 08:57:37,012 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:57:37,012 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:57:37,013 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:57:37,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 08:57:37,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-22 08:57:37,013 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 6 states. [2019-10-22 08:57:37,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:57:37,013 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-10-22 08:57:37,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 08:57:37,014 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2019-10-22 08:57:37,014 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-10-22 08:57:37,014 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 08:57:37,014 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-10-22 08:57:37,014 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-10-22 08:57:37,014 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-10-22 08:57:37,014 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 08:57:37,014 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:57:37,014 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:57:37,014 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:57:37,014 INFO L424 BuchiCegarLoop]: ======== Iteration 13============ [2019-10-22 08:57:37,014 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-10-22 08:57:37,014 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-10-22 08:57:37,014 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-10-22 08:57:37,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.10 08:57:37 BoogieIcfgContainer [2019-10-22 08:57:37,020 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-10-22 08:57:37,021 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:57:37,021 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:57:37,021 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:57:37,022 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:57:12" (3/4) ... [2019-10-22 08:57:37,025 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 08:57:37,025 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:57:37,026 INFO L168 Benchmark]: Toolchain (without parser) took 29968.37 ms. Allocated memory was 1.0 GB in the beginning and 2.4 GB in the end (delta: 1.4 GB). Free memory was 939.0 MB in the beginning and 1.0 GB in the end (delta: -77.6 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2019-10-22 08:57:37,027 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:57:37,027 INFO L168 Benchmark]: CACSL2BoogieTranslator took 835.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 939.0 MB in the beginning and 1.1 GB in the end (delta: -157.9 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. [2019-10-22 08:57:37,027 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:57:37,027 INFO L168 Benchmark]: Boogie Preprocessor took 182.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-10-22 08:57:37,028 INFO L168 Benchmark]: RCFGBuilder took 4263.50 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 90.2 MB). Free memory was 1.1 GB in the beginning and 968.4 MB in the end (delta: 82.7 MB). Peak memory consumption was 200.1 MB. Max. memory is 11.5 GB. [2019-10-22 08:57:37,028 INFO L168 Benchmark]: BuchiAutomizer took 24497.69 ms. Allocated memory was 1.3 GB in the beginning and 2.4 GB in the end (delta: 1.1 GB). Free memory was 968.4 MB in the beginning and 1.0 GB in the end (delta: -48.2 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2019-10-22 08:57:37,028 INFO L168 Benchmark]: Witness Printer took 4.26 ms. Allocated memory is still 2.4 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:57:37,030 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 835.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 939.0 MB in the beginning and 1.1 GB in the end (delta: -157.9 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 181.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 182.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4263.50 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 90.2 MB). Free memory was 1.1 GB in the beginning and 968.4 MB in the end (delta: 82.7 MB). Peak memory consumption was 200.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 24497.69 ms. Allocated memory was 1.3 GB in the beginning and 2.4 GB in the end (delta: 1.1 GB). Free memory was 968.4 MB in the beginning and 1.0 GB in the end (delta: -48.2 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. * Witness Printer took 4.26 ms. Allocated memory is still 2.4 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 13 terminating modules (12 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 5 locations. 12 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 24.4s and 13 iterations. TraceHistogramMax:1. Analysis of lassos took 9.2s. Construction of modules took 5.3s. Büchi inclusion checks took 4.2s. Highest rank in rank-based complementation 3. Minimization of det autom 13. Minimization of nondet autom 0. Automata minimization 2.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 109614 StatesRemovedByMinimization, 10 NontrivialMinimizations. Non-live state removal took 2.0s Buchi closure took 0.2s. Biggest automaton had 14782 states and ocurred in iteration 4. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 79568 SDtfs, 176351 SDslu, 167315 SDs, 0 SdLazy, 7700 SolverSat, 858 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.3s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI11 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital206 mio100 ax100 hnf100 lsp13 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq221 hnf87 smp100 dnf292 smp45 tf102 neg97 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 21ms VariablesStem: 0 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 33 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 4.9s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...