./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec1_product19.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_25b9d07b-168e-4aa4-be77-d1fb39e3a218/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_25b9d07b-168e-4aa4-be77-d1fb39e3a218/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_25b9d07b-168e-4aa4-be77-d1fb39e3a218/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_25b9d07b-168e-4aa4-be77-d1fb39e3a218/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec1_product19.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_25b9d07b-168e-4aa4-be77-d1fb39e3a218/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_25b9d07b-168e-4aa4-be77-d1fb39e3a218/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 1cdb6f115b9edb1417a0cc0294af6b952e177749 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 08:58:18,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:58:18,875 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:58:18,885 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:58:18,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:58:18,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:58:18,887 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:58:18,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:58:18,891 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:58:18,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:58:18,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:58:18,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:58:18,894 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:58:18,895 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:58:18,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:58:18,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:58:18,898 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:58:18,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:58:18,900 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:58:18,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:58:18,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:58:18,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:58:18,906 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:58:18,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:58:18,913 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:58:18,913 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:58:18,913 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:58:18,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:58:18,915 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:58:18,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:58:18,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:58:18,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:58:18,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:58:18,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:58:18,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:58:18,922 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:58:18,923 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:58:18,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:58:18,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:58:18,924 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:58:18,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:58:18,926 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_25b9d07b-168e-4aa4-be77-d1fb39e3a218/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-10-22 08:58:18,940 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:58:18,940 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:58:18,941 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:58:18,941 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:58:18,942 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:58:18,942 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-10-22 08:58:18,942 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-10-22 08:58:18,942 INFO L138 SettingsManager]: * Use old map elimination=false [2019-10-22 08:58:18,942 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-10-22 08:58:18,943 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-10-22 08:58:18,943 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-10-22 08:58:18,943 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:58:18,943 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:58:18,943 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 08:58:18,944 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:58:18,944 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:58:18,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:58:18,944 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-10-22 08:58:18,944 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-10-22 08:58:18,944 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-10-22 08:58:18,945 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:58:18,945 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:58:18,945 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-10-22 08:58:18,945 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:58:18,945 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-10-22 08:58:18,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:58:18,946 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:58:18,946 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-10-22 08:58:18,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:58:18,947 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:58:18,947 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-10-22 08:58:18,948 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-10-22 08:58:18,948 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_25b9d07b-168e-4aa4-be77-d1fb39e3a218/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 -> 1cdb6f115b9edb1417a0cc0294af6b952e177749 [2019-10-22 08:58:18,979 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:58:18,990 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:58:18,993 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:58:18,994 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:58:18,995 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:58:18,995 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_25b9d07b-168e-4aa4-be77-d1fb39e3a218/bin/uautomizer/../../sv-benchmarks/c/product-lines/elevator_spec1_product19.cil.c [2019-10-22 08:58:19,044 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_25b9d07b-168e-4aa4-be77-d1fb39e3a218/bin/uautomizer/data/20d1c786d/783d109cefd64a91be3daa1637b717bf/FLAG891ec2aa3 [2019-10-22 08:58:19,535 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:58:19,536 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_25b9d07b-168e-4aa4-be77-d1fb39e3a218/sv-benchmarks/c/product-lines/elevator_spec1_product19.cil.c [2019-10-22 08:58:19,562 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_25b9d07b-168e-4aa4-be77-d1fb39e3a218/bin/uautomizer/data/20d1c786d/783d109cefd64a91be3daa1637b717bf/FLAG891ec2aa3 [2019-10-22 08:58:19,793 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_25b9d07b-168e-4aa4-be77-d1fb39e3a218/bin/uautomizer/data/20d1c786d/783d109cefd64a91be3daa1637b717bf [2019-10-22 08:58:19,795 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:58:19,796 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:58:19,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:58:19,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:58:19,802 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:58:19,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:58:19" (1/1) ... [2019-10-22 08:58:19,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e773620 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:19, skipping insertion in model container [2019-10-22 08:58:19,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:58:19" (1/1) ... [2019-10-22 08:58:19,813 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:58:19,893 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:58:20,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:58:20,435 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:58:20,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:58:20,573 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:58:20,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20 WrapperNode [2019-10-22 08:58:20,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:58:20,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:58:20,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:58:20,574 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:58:20,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20" (1/1) ... [2019-10-22 08:58:20,613 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20" (1/1) ... [2019-10-22 08:58:20,739 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:58:20,739 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:58:20,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:58:20,740 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:58:20,748 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20" (1/1) ... [2019-10-22 08:58:20,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20" (1/1) ... [2019-10-22 08:58:20,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20" (1/1) ... [2019-10-22 08:58:20,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20" (1/1) ... [2019-10-22 08:58:20,844 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20" (1/1) ... [2019-10-22 08:58:20,901 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20" (1/1) ... [2019-10-22 08:58:20,917 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20" (1/1) ... [2019-10-22 08:58:20,942 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:58:20,943 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:58:20,943 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:58:20,943 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:58:20,944 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_25b9d07b-168e-4aa4-be77-d1fb39e3a218/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 08:58:21,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:58:21,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 08:58:21,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:58:21,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:58:26,260 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:58:26,263 INFO L284 CfgBuilder]: Removed 601 assume(true) statements. [2019-10-22 08:58:26,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:26 BoogieIcfgContainer [2019-10-22 08:58:26,266 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:58:26,267 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-10-22 08:58:26,268 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-10-22 08:58:26,271 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-10-22 08:58:26,272 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:58:26,272 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.10 08:58:19" (1/3) ... [2019-10-22 08:58:26,274 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6a97ab06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:58:26, skipping insertion in model container [2019-10-22 08:58:26,274 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:58:26,274 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20" (2/3) ... [2019-10-22 08:58:26,275 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6a97ab06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:58:26, skipping insertion in model container [2019-10-22 08:58:26,275 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:58:26,275 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:26" (3/3) ... [2019-10-22 08:58:26,277 INFO L371 chiAutomizerObserver]: Analyzing ICFG elevator_spec1_product19.cil.c [2019-10-22 08:58:26,322 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-10-22 08:58:26,322 INFO L357 BuchiCegarLoop]: Hoare is false [2019-10-22 08:58:26,322 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-10-22 08:58:26,322 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:58:26,322 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:58:26,322 INFO L361 BuchiCegarLoop]: Difference is false [2019-10-22 08:58:26,323 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:58:26,323 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-10-22 08:58:26,366 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2490 states. [2019-10-22 08:58:26,444 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1205 [2019-10-22 08:58:26,444 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:58:26,444 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:58:26,458 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] [2019-10-22 08:58:26,458 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 08:58:26,459 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-10-22 08:58:26,459 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2490 states. [2019-10-22 08:58:26,481 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1205 [2019-10-22 08:58:26,482 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:58:26,482 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:58:26,485 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] [2019-10-22 08:58:26,486 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 08:58:26,492 INFO L791 eck$LassoCheckResult]: Stem: 442#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;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(10);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string75.base, #t~string75.offset, 1);call write~init~int(95, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(93, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 3 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string77.base, #t~string77.offset, 1);call write~init~int(93, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(32, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 3 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string79.base, #t~string79.offset, 1);call write~init~int(97, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(116, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(32, #t~string79.base, 3 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 4 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string81.base, #t~string81.offset, 1);call write~init~int(105, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 2 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(10);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string85.base, #t~string85.offset, 1);call write~init~int(112, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 2 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string87.base, #t~string87.offset, 1);call write~init~int(111, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(119, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(110, #t~string87.base, 3 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 4 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(73, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(76, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(95, #t~string89.base, 3 + #t~string89.offset, 1);call write~init~int(112, #t~string89.base, 4 + #t~string89.offset, 1);call write~init~int(58, #t~string89.base, 5 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 6 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(37, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(105, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 3 + #t~string93.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~string97.base, #t~string97.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string97.base, #t~string97.offset, 1);call write~init~int(37, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(105, #t~string97.base, 2 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 3 + #t~string97.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(37, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(105, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 3 + #t~string99.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(70, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(95, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(112, #t~string101.base, 3 + #t~string101.offset, 1);call write~init~int(58, #t~string101.base, 4 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 5 + #t~string101.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string104.base, #t~string104.offset, 1);call write~init~int(37, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(105, #t~string104.base, 2 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 3 + #t~string104.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string107.base, #t~string107.offset, 1);call write~init~int(37, #t~string107.base, 1 + #t~string107.offset, 1);call write~init~int(105, #t~string107.base, 2 + #t~string107.offset, 1);call write~init~int(0, #t~string107.base, 3 + #t~string107.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string110.base, #t~string110.offset, 1);call write~init~int(37, #t~string110.base, 1 + #t~string110.offset, 1);call write~init~int(105, #t~string110.base, 2 + #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 3 + #t~string110.offset, 1);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string113.base, #t~string113.offset, 1);call write~init~int(37, #t~string113.base, 1 + #t~string113.offset, 1);call write~init~int(105, #t~string113.base, 2 + #t~string113.offset, 1);call write~init~int(0, #t~string113.base, 3 + #t~string113.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string116.base, #t~string116.offset, 1);call write~init~int(37, #t~string116.base, 1 + #t~string116.offset, 1);call write~init~int(105, #t~string116.base, 2 + #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 3 + #t~string116.offset, 1);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string118.base, #t~string118.offset, 1);call write~init~int(0, #t~string118.base, 1 + #t~string118.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(30);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(9);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(21);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(30);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(9);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(21);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(30);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(9);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(25);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(30);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(9);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(25); 1587#L-1true havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~7, main_~tmp~8;havoc main_~retValue_acc~7;havoc main_~tmp~8; 1597#L1232true havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 2350#L1240true main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 2355#L1196true assume 0 != main_~tmp~8; 316#L1166true ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 919#L1265true havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 2113#L101true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 786#L126true 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; 1980#L541true assume 0 == initPersonOnFloor_~floor; 2083#L542true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 1070#L649-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 748#L1272true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 2352#L1284-2true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 723#L345-2true havoc angelinaCall_#t~ret3, angelinaCall_~tmp~2;havoc angelinaCall_~tmp~2;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 2131#L101-1true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 785#L126-1true angelinaCall_#t~ret3 := getOrigin_#res;angelinaCall_~tmp~2 := angelinaCall_#t~ret3;havoc angelinaCall_#t~ret3;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~2;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 1981#L541-1true assume 0 == initPersonOnFloor_~floor; 2087#L542-2true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 1075#L649-3true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 752#L1272-2true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 2358#L1284-5true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 714#L345-5true 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~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_#t~ret65, timeShift_#t~ret66, timeShift_#t~ret67, timeShift_#t~ret68, timeShift_#t~ret69, timeShift_#t~ret70, timeShift_#t~ret71, timeShift_#t~ret72, timeShift_~tmp~20, timeShift_~tmp___0~9, timeShift_~tmp___1~5, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~20;havoc timeShift_~tmp___0~9;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;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~ret46, stopRequestedAtCurrentFloor_#t~ret47, stopRequestedAtCurrentFloor_#t~ret48, stopRequestedAtCurrentFloor_#t~ret49, stopRequestedAtCurrentFloor_~retValue_acc~22, stopRequestedAtCurrentFloor_~tmp~18, stopRequestedAtCurrentFloor_~tmp___0~7;havoc stopRequestedAtCurrentFloor_~retValue_acc~22;havoc stopRequestedAtCurrentFloor_~tmp~18;havoc stopRequestedAtCurrentFloor_~tmp___0~7;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret120, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 1499#L265true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 119#L292true isExecutiveFloorCalling_#t~ret120 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret120;havoc isExecutiveFloorCalling_#t~ret120;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 894#L2942true stopRequestedAtCurrentFloor_#t~ret46 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~18 := stopRequestedAtCurrentFloor_#t~ret46;havoc stopRequestedAtCurrentFloor_#t~ret46; 722#L2327true assume 0 != stopRequestedAtCurrentFloor_~tmp~18;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 1176#L1658true stopRequestedAtCurrentFloor_#t~ret47 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~7 := stopRequestedAtCurrentFloor_#t~ret47;havoc stopRequestedAtCurrentFloor_#t~ret47; 1795#L2331true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7);stopRequestedAtCurrentFloor_~retValue_acc~22 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~22; 2158#L2344true timeShift_#t~ret62 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret62;havoc timeShift_#t~ret62; 1983#L2479true assume !(0 != timeShift_~tmp___9~2); 1816#L2570true assume !(1 == ~doorState~0); 1964#L2570-2true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret40, stopRequestedInDirection_#t~ret41, stopRequestedInDirection_#t~ret42, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~19, stopRequestedInDirection_~tmp~15, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~19;havoc stopRequestedInDirection_~tmp~15;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret120, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 1490#L265-3true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 108#L292-3true isExecutiveFloorCalling_#t~ret120 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret120;havoc isExecutiveFloorCalling_#t~ret120;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 897#L2942-1true stopRequestedInDirection_#t~ret40 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret40;havoc stopRequestedInDirection_#t~ret40; 2436#L2210true assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 1132#L1658-1true stopRequestedInDirection_#t~ret41 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~15 := stopRequestedInDirection_#t~ret41;havoc stopRequestedInDirection_#t~ret41;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~15 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~19; 336#L2223true timeShift_#t~ret69 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret69;havoc timeShift_#t~ret69; 158#L2578true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret43, continueInDirection_~dir, continueInDirection_~tmp~16;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~16;~currentHeading~0 := continueInDirection_~dir; 331#L2267true assume !(1 == ~currentHeading~0); 1021#L2277true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 990#L2277-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 718#L2283-5true havoc __utac_acc__Specification1_spec__3_#t~ret15, __utac_acc__Specification1_spec__3_#t~ret16, __utac_acc__Specification1_spec__3_#t~ret17, __utac_acc__Specification1_spec__3_#t~ret18, __utac_acc__Specification1_spec__3_#t~ret19, __utac_acc__Specification1_spec__3_#t~ret20, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~9, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~9;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 1141#L1658-3true __utac_acc__Specification1_spec__3_#t~ret15 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~9 := __utac_acc__Specification1_spec__3_#t~ret15;havoc __utac_acc__Specification1_spec__3_#t~ret15;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~9; 1043#L1310true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 854#L1311true assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~12;havoc areDoorsOpen_~retValue_acc~12;areDoorsOpen_~retValue_acc~12 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~12; 693#L1667true __utac_acc__Specification1_spec__3_#t~ret16 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret16;havoc __utac_acc__Specification1_spec__3_#t~ret16; 800#L1315true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 1443#L1370true cleanup_~i~0 := 0; 133#L996-2true [2019-10-22 08:58:26,493 INFO L793 eck$LassoCheckResult]: Loop: 133#L996-2true assume !false; 1221#L997true cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 977#L1000true assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~10;havoc isBlocked_~retValue_acc~10;isBlocked_~retValue_acc~10 := 0;isBlocked_#res := isBlocked_~retValue_acc~10; 2473#L1505true cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 904#L1004true assume 1 != cleanup_~tmp___0~0; 905#L1004-1true havoc isIdle_#res;havoc isIdle_#t~ret28, isIdle_~retValue_acc~17, isIdle_~tmp~13;havoc isIdle_~retValue_acc~17;havoc isIdle_~tmp~13;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret23, anyStopRequested_#t~ret24, anyStopRequested_#t~ret25, anyStopRequested_#t~ret26, anyStopRequested_#t~ret27, anyStopRequested_~retValue_acc~16, anyStopRequested_~tmp~12, anyStopRequested_~tmp___0~3, anyStopRequested_~tmp___1~2, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~16;havoc anyStopRequested_~tmp~12;havoc anyStopRequested_~tmp___0~3;havoc anyStopRequested_~tmp___1~2;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 1447#L265-25true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 1163#L292-25true anyStopRequested_#t~ret23 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret23;havoc anyStopRequested_#t~ret23; 1315#L1766true assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~16 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~16; 286#L1830true isIdle_#t~ret28 := anyStopRequested_#res;isIdle_~tmp~13 := isIdle_#t~ret28;havoc isIdle_#t~ret28;isIdle_~retValue_acc~17 := (if 0 == isIdle_~tmp~13 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~17; 702#L1843true cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 1524#L1016true assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_#t~ret65, timeShift_#t~ret66, timeShift_#t~ret67, timeShift_#t~ret68, timeShift_#t~ret69, timeShift_#t~ret70, timeShift_#t~ret71, timeShift_#t~ret72, timeShift_~tmp~20, timeShift_~tmp___0~9, timeShift_~tmp___1~5, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~20;havoc timeShift_~tmp___0~9;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;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~ret46, stopRequestedAtCurrentFloor_#t~ret47, stopRequestedAtCurrentFloor_#t~ret48, stopRequestedAtCurrentFloor_#t~ret49, stopRequestedAtCurrentFloor_~retValue_acc~22, stopRequestedAtCurrentFloor_~tmp~18, stopRequestedAtCurrentFloor_~tmp___0~7;havoc stopRequestedAtCurrentFloor_~retValue_acc~22;havoc stopRequestedAtCurrentFloor_~tmp~18;havoc stopRequestedAtCurrentFloor_~tmp___0~7;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret120, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 1458#L265-30true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 1100#L292-30true isExecutiveFloorCalling_#t~ret120 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret120;havoc isExecutiveFloorCalling_#t~ret120;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 899#L2942-3true stopRequestedAtCurrentFloor_#t~ret46 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~18 := stopRequestedAtCurrentFloor_#t~ret46;havoc stopRequestedAtCurrentFloor_#t~ret46; 725#L2327-1true assume 0 != stopRequestedAtCurrentFloor_~tmp~18;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 1148#L1658-4true stopRequestedAtCurrentFloor_#t~ret47 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~7 := stopRequestedAtCurrentFloor_#t~ret47;havoc stopRequestedAtCurrentFloor_#t~ret47; 1798#L2331-1true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7);stopRequestedAtCurrentFloor_~retValue_acc~22 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~22; 2157#L2344-1true timeShift_#t~ret62 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret62;havoc timeShift_#t~ret62; 1972#L2479-1true assume !(0 != timeShift_~tmp___9~2); 1962#L2570-3true assume 1 == ~doorState~0;~doorState~0 := 0; 1971#L2570-5true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret40, stopRequestedInDirection_#t~ret41, stopRequestedInDirection_#t~ret42, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~19, stopRequestedInDirection_~tmp~15, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~19;havoc stopRequestedInDirection_~tmp~15;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret120, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 1565#L265-33true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 1128#L292-33true isExecutiveFloorCalling_#t~ret120 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret120;havoc isExecutiveFloorCalling_#t~ret120;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 902#L2942-4true stopRequestedInDirection_#t~ret40 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret40;havoc stopRequestedInDirection_#t~ret40; 2448#L2210-2true assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 1151#L1658-5true stopRequestedInDirection_#t~ret41 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~15 := stopRequestedInDirection_#t~ret41;havoc stopRequestedInDirection_#t~ret41;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~15 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~19; 322#L2223-2true timeShift_#t~ret69 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret69;havoc timeShift_#t~ret69; 161#L2578-1true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret43, continueInDirection_~dir, continueInDirection_~tmp~16;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~16;~currentHeading~0 := continueInDirection_~dir; 320#L2267-3true assume !(1 == ~currentHeading~0); 983#L2277-9true assume !(0 == ~currentFloorID~0); 986#L2277-11true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 713#L2283-11true havoc __utac_acc__Specification1_spec__3_#t~ret15, __utac_acc__Specification1_spec__3_#t~ret16, __utac_acc__Specification1_spec__3_#t~ret17, __utac_acc__Specification1_spec__3_#t~ret18, __utac_acc__Specification1_spec__3_#t~ret19, __utac_acc__Specification1_spec__3_#t~ret20, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~9, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~9;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 1116#L1658-7true __utac_acc__Specification1_spec__3_#t~ret15 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~9 := __utac_acc__Specification1_spec__3_#t~ret15;havoc __utac_acc__Specification1_spec__3_#t~ret15;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~9; 1045#L1310-1true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 843#L1311-1true assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~12;havoc areDoorsOpen_~retValue_acc~12;areDoorsOpen_~retValue_acc~12 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~12; 804#L1667-5true __utac_acc__Specification1_spec__3_#t~ret16 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret16;havoc __utac_acc__Specification1_spec__3_#t~ret16; 802#L1315-2true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 1413#L1370-1true cleanup_~i~0 := 1 + cleanup_~i~0; 133#L996-2true [2019-10-22 08:58:26,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:26,500 INFO L82 PathProgramCache]: Analyzing trace with hash -1175215301, now seen corresponding path program 1 times [2019-10-22 08:58:26,510 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:26,515 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504469859] [2019-10-22 08:58:26,516 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:26,516 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:26,516 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:26,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:26,818 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 08:58:26,819 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504469859] [2019-10-22 08:58:26,820 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:58:26,820 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:58:26,820 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629374769] [2019-10-22 08:58:26,830 INFO L796 eck$LassoCheckResult]: stem already infeasible [2019-10-22 08:58:26,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:26,831 INFO L82 PathProgramCache]: Analyzing trace with hash 1073117307, now seen corresponding path program 1 times [2019-10-22 08:58:26,831 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:26,831 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391540142] [2019-10-22 08:58:26,831 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:26,831 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:26,831 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:26,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:26,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:58:26,906 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391540142] [2019-10-22 08:58:26,907 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:58:26,907 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:58:26,907 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779021997] [2019-10-22 08:58:26,908 INFO L808 eck$LassoCheckResult]: loop already infeasible [2019-10-22 08:58:26,909 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:58:26,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:58:26,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:58:26,926 INFO L87 Difference]: Start difference. First operand 2490 states. Second operand 3 states. [2019-10-22 08:58:27,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:58:27,229 INFO L93 Difference]: Finished difference Result 3725 states and 6983 transitions. [2019-10-22 08:58:27,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:58:27,232 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3725 states and 6983 transitions. [2019-10-22 08:58:27,267 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2400 [2019-10-22 08:58:27,302 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3725 states to 3697 states and 6950 transitions. [2019-10-22 08:58:27,305 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3697 [2019-10-22 08:58:27,313 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3697 [2019-10-22 08:58:27,314 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3697 states and 6950 transitions. [2019-10-22 08:58:27,329 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 08:58:27,330 INFO L688 BuchiCegarLoop]: Abstraction has 3697 states and 6950 transitions. [2019-10-22 08:58:27,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3697 states and 6950 transitions. [2019-10-22 08:58:27,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3697 to 3695. [2019-10-22 08:58:27,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3695 states. [2019-10-22 08:58:27,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3695 states to 3695 states and 6947 transitions. [2019-10-22 08:58:27,475 INFO L711 BuchiCegarLoop]: Abstraction has 3695 states and 6947 transitions. [2019-10-22 08:58:27,475 INFO L591 BuchiCegarLoop]: Abstraction has 3695 states and 6947 transitions. [2019-10-22 08:58:27,475 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-10-22 08:58:27,475 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3695 states and 6947 transitions. [2019-10-22 08:58:27,495 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2398 [2019-10-22 08:58:27,495 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:58:27,495 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:58:27,498 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] [2019-10-22 08:58:27,498 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 08:58:27,499 INFO L791 eck$LassoCheckResult]: Stem: 7046#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;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(10);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string75.base, #t~string75.offset, 1);call write~init~int(95, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(93, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 3 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string77.base, #t~string77.offset, 1);call write~init~int(93, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(32, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 3 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string79.base, #t~string79.offset, 1);call write~init~int(97, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(116, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(32, #t~string79.base, 3 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 4 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string81.base, #t~string81.offset, 1);call write~init~int(105, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 2 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(10);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string85.base, #t~string85.offset, 1);call write~init~int(112, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 2 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string87.base, #t~string87.offset, 1);call write~init~int(111, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(119, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(110, #t~string87.base, 3 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 4 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(73, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(76, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(95, #t~string89.base, 3 + #t~string89.offset, 1);call write~init~int(112, #t~string89.base, 4 + #t~string89.offset, 1);call write~init~int(58, #t~string89.base, 5 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 6 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(37, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(105, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 3 + #t~string93.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~string97.base, #t~string97.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string97.base, #t~string97.offset, 1);call write~init~int(37, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(105, #t~string97.base, 2 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 3 + #t~string97.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(37, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(105, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 3 + #t~string99.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(70, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(95, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(112, #t~string101.base, 3 + #t~string101.offset, 1);call write~init~int(58, #t~string101.base, 4 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 5 + #t~string101.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string104.base, #t~string104.offset, 1);call write~init~int(37, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(105, #t~string104.base, 2 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 3 + #t~string104.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string107.base, #t~string107.offset, 1);call write~init~int(37, #t~string107.base, 1 + #t~string107.offset, 1);call write~init~int(105, #t~string107.base, 2 + #t~string107.offset, 1);call write~init~int(0, #t~string107.base, 3 + #t~string107.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string110.base, #t~string110.offset, 1);call write~init~int(37, #t~string110.base, 1 + #t~string110.offset, 1);call write~init~int(105, #t~string110.base, 2 + #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 3 + #t~string110.offset, 1);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string113.base, #t~string113.offset, 1);call write~init~int(37, #t~string113.base, 1 + #t~string113.offset, 1);call write~init~int(105, #t~string113.base, 2 + #t~string113.offset, 1);call write~init~int(0, #t~string113.base, 3 + #t~string113.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string116.base, #t~string116.offset, 1);call write~init~int(37, #t~string116.base, 1 + #t~string116.offset, 1);call write~init~int(105, #t~string116.base, 2 + #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 3 + #t~string116.offset, 1);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string118.base, #t~string118.offset, 1);call write~init~int(0, #t~string118.base, 1 + #t~string118.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(30);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(9);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(21);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(30);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(9);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(21);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(30);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(9);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(25);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(30);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(9);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(25); 7047#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~7, main_~tmp~8;havoc main_~retValue_acc~7;havoc main_~tmp~8; 8244#L1232 havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 8251#L1240 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 8698#L1196 assume 0 != main_~tmp~8; 6897#L1166 ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 6898#L1265 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 7703#L101 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 6680#L126 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; 7537#L541 assume 0 == initPersonOnFloor_~floor; 8458#L542 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 6232#L649-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 7478#L1272 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 7479#L1284-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 6515#L345-2 havoc angelinaCall_#t~ret3, angelinaCall_~tmp~2;havoc angelinaCall_~tmp~2;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 7425#L101-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 6666#L126-1 angelinaCall_#t~ret3 := getOrigin_#res;angelinaCall_~tmp~2 := angelinaCall_#t~ret3;havoc angelinaCall_#t~ret3;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~2;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 7536#L541-1 assume 0 == initPersonOnFloor_~floor; 8459#L542-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 6241#L649-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 7485#L1272-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 7486#L1284-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 6458#L345-5 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~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_#t~ret65, timeShift_#t~ret66, timeShift_#t~ret67, timeShift_#t~ret68, timeShift_#t~ret69, timeShift_#t~ret70, timeShift_#t~ret71, timeShift_#t~ret72, timeShift_~tmp~20, timeShift_~tmp___0~9, timeShift_~tmp___1~5, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~20;havoc timeShift_~tmp___0~9;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;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~ret46, stopRequestedAtCurrentFloor_#t~ret47, stopRequestedAtCurrentFloor_#t~ret48, stopRequestedAtCurrentFloor_#t~ret49, stopRequestedAtCurrentFloor_~retValue_acc~22, stopRequestedAtCurrentFloor_~tmp~18, stopRequestedAtCurrentFloor_~tmp___0~7;havoc stopRequestedAtCurrentFloor_~retValue_acc~22;havoc stopRequestedAtCurrentFloor_~tmp~18;havoc stopRequestedAtCurrentFloor_~tmp___0~7;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret120, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 7408#L265 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 6525#L292 isExecutiveFloorCalling_#t~ret120 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret120;havoc isExecutiveFloorCalling_#t~ret120;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 6526#L2942 stopRequestedAtCurrentFloor_#t~ret46 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~18 := stopRequestedAtCurrentFloor_#t~ret46;havoc stopRequestedAtCurrentFloor_#t~ret46; 7422#L2327 assume 0 != stopRequestedAtCurrentFloor_~tmp~18;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 7424#L1658 stopRequestedAtCurrentFloor_#t~ret47 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~7 := stopRequestedAtCurrentFloor_#t~ret47;havoc stopRequestedAtCurrentFloor_#t~ret47; 7862#L2331 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7);stopRequestedAtCurrentFloor_~retValue_acc~22 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~22; 7054#L2344 timeShift_#t~ret62 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret62;havoc timeShift_#t~ret62; 8461#L2479 assume !(0 != timeShift_~tmp___9~2); 8354#L2570 assume !(1 == ~doorState~0); 8355#L2570-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret40, stopRequestedInDirection_#t~ret41, stopRequestedInDirection_#t~ret42, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~19, stopRequestedInDirection_~tmp~15, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~19;havoc stopRequestedInDirection_~tmp~15;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret120, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 8130#L265-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 6500#L292-3 isExecutiveFloorCalling_#t~ret120 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret120;havoc isExecutiveFloorCalling_#t~ret120;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 6501#L2942-1 stopRequestedInDirection_#t~ret40 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret40;havoc stopRequestedInDirection_#t~ret40; 7679#L2210 assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 7842#L1658-1 stopRequestedInDirection_#t~ret41 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~15 := stopRequestedInDirection_#t~ret41;havoc stopRequestedInDirection_#t~ret41;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~15 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~19; 6322#L2223 timeShift_#t~ret69 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret69;havoc timeShift_#t~ret69; 6614#L2578 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret43, continueInDirection_~dir, continueInDirection_~tmp~16;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~16;~currentHeading~0 := continueInDirection_~dir; 6616#L2267 assume !(1 == ~currentHeading~0); 6917#L2277 assume !(0 == ~currentFloorID~0); 6767#L2277-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 7415#L2283-5 havoc __utac_acc__Specification1_spec__3_#t~ret15, __utac_acc__Specification1_spec__3_#t~ret16, __utac_acc__Specification1_spec__3_#t~ret17, __utac_acc__Specification1_spec__3_#t~ret18, __utac_acc__Specification1_spec__3_#t~ret19, __utac_acc__Specification1_spec__3_#t~ret20, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~9, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~9;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 7416#L1658-3 __utac_acc__Specification1_spec__3_#t~ret15 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~9 := __utac_acc__Specification1_spec__3_#t~ret15;havoc __utac_acc__Specification1_spec__3_#t~ret15;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~9; 7790#L1310 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 7618#L1311 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~12;havoc areDoorsOpen_~retValue_acc~12;areDoorsOpen_~retValue_acc~12 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~12; 7365#L1667 __utac_acc__Specification1_spec__3_#t~ret16 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret16;havoc __utac_acc__Specification1_spec__3_#t~ret16; 7366#L1315 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 6601#L1370 cleanup_~i~0 := 0; 6554#L996-2 [2019-10-22 08:58:27,499 INFO L793 eck$LassoCheckResult]: Loop: 6554#L996-2 assume !false; 6555#L997 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 7764#L1000 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~10;havoc isBlocked_~retValue_acc~10;isBlocked_~retValue_acc~10 := 0;isBlocked_#res := isBlocked_~retValue_acc~10; 7765#L1505 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 7686#L1004 assume 1 != cleanup_~tmp___0~0; 7687#L1004-1 havoc isIdle_#res;havoc isIdle_#t~ret28, isIdle_~retValue_acc~17, isIdle_~tmp~13;havoc isIdle_~retValue_acc~17;havoc isIdle_~tmp~13;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret23, anyStopRequested_#t~ret24, anyStopRequested_#t~ret25, anyStopRequested_#t~ret26, anyStopRequested_#t~ret27, anyStopRequested_~retValue_acc~16, anyStopRequested_~tmp~12, anyStopRequested_~tmp___0~3, anyStopRequested_~tmp___1~2, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~16;havoc anyStopRequested_~tmp~12;havoc anyStopRequested_~tmp___0~3;havoc anyStopRequested_~tmp___1~2;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 7688#L265-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 7210#L292-25 anyStopRequested_#t~ret23 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret23;havoc anyStopRequested_#t~ret23; 7857#L1766 assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~16 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~16; 6259#L1830 isIdle_#t~ret28 := anyStopRequested_#res;isIdle_~tmp~13 := isIdle_#t~ret28;havoc isIdle_#t~ret28;isIdle_~retValue_acc~17 := (if 0 == isIdle_~tmp~13 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~17; 6850#L1843 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 7381#L1016 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_#t~ret65, timeShift_#t~ret66, timeShift_#t~ret67, timeShift_#t~ret68, timeShift_#t~ret69, timeShift_#t~ret70, timeShift_#t~ret71, timeShift_#t~ret72, timeShift_~tmp~20, timeShift_~tmp___0~9, timeShift_~tmp___1~5, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~20;havoc timeShift_~tmp___0~9;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;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~ret46, stopRequestedAtCurrentFloor_#t~ret47, stopRequestedAtCurrentFloor_#t~ret48, stopRequestedAtCurrentFloor_#t~ret49, stopRequestedAtCurrentFloor_~retValue_acc~22, stopRequestedAtCurrentFloor_~tmp~18, stopRequestedAtCurrentFloor_~tmp___0~7;havoc stopRequestedAtCurrentFloor_~retValue_acc~22;havoc stopRequestedAtCurrentFloor_~tmp~18;havoc stopRequestedAtCurrentFloor_~tmp___0~7;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret120, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 8106#L265-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 7149#L292-30 isExecutiveFloorCalling_#t~ret120 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret120;havoc isExecutiveFloorCalling_#t~ret120;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 7680#L2942-3 stopRequestedAtCurrentFloor_#t~ret46 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~18 := stopRequestedAtCurrentFloor_#t~ret46;havoc stopRequestedAtCurrentFloor_#t~ret46; 7428#L2327-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~18;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 7430#L1658-4 stopRequestedAtCurrentFloor_#t~ret47 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~7 := stopRequestedAtCurrentFloor_#t~ret47;havoc stopRequestedAtCurrentFloor_#t~ret47; 7848#L2331-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7);stopRequestedAtCurrentFloor_~retValue_acc~22 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~22; 7062#L2344-1 timeShift_#t~ret62 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret62;havoc timeShift_#t~ret62; 8450#L2479-1 assume !(0 != timeShift_~tmp___9~2); 8448#L2570-3 assume 1 == ~doorState~0;~doorState~0 := 0; 8449#L2570-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret40, stopRequestedInDirection_#t~ret41, stopRequestedInDirection_#t~ret42, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~19, stopRequestedInDirection_~tmp~15, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~19;havoc stopRequestedInDirection_~tmp~15;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret120, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 8216#L265-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 7181#L292-33 isExecutiveFloorCalling_#t~ret120 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret120;havoc isExecutiveFloorCalling_#t~ret120;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 7683#L2942-4 stopRequestedInDirection_#t~ret40 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret40;havoc stopRequestedInDirection_#t~ret40; 7684#L2210-2 assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 7852#L1658-5 stopRequestedInDirection_#t~ret41 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~15 := stopRequestedInDirection_#t~ret41;havoc stopRequestedInDirection_#t~ret41;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~15 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~19; 6332#L2223-2 timeShift_#t~ret69 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret69;havoc timeShift_#t~ret69; 6619#L2578-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret43, continueInDirection_~dir, continueInDirection_~tmp~16;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~16;~currentHeading~0 := continueInDirection_~dir; 6621#L2267-3 assume !(1 == ~currentHeading~0); 6905#L2277-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 6688#L2277-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 7406#L2283-11 havoc __utac_acc__Specification1_spec__3_#t~ret15, __utac_acc__Specification1_spec__3_#t~ret16, __utac_acc__Specification1_spec__3_#t~ret17, __utac_acc__Specification1_spec__3_#t~ret18, __utac_acc__Specification1_spec__3_#t~ret19, __utac_acc__Specification1_spec__3_#t~ret20, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~9, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~9;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 7407#L1658-7 __utac_acc__Specification1_spec__3_#t~ret15 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~9 := __utac_acc__Specification1_spec__3_#t~ret15;havoc __utac_acc__Specification1_spec__3_#t~ret15;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~9; 7792#L1310-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 7607#L1311-1 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~12;havoc areDoorsOpen_~retValue_acc~12;areDoorsOpen_~retValue_acc~12 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~12; 7565#L1667-5 __utac_acc__Specification1_spec__3_#t~ret16 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret16;havoc __utac_acc__Specification1_spec__3_#t~ret16; 7561#L1315-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 6610#L1370-1 cleanup_~i~0 := 1 + cleanup_~i~0; 6554#L996-2 [2019-10-22 08:58:27,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:27,500 INFO L82 PathProgramCache]: Analyzing trace with hash -495156931, now seen corresponding path program 1 times [2019-10-22 08:58:27,500 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:27,500 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104172558] [2019-10-22 08:58:27,500 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:27,501 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:27,501 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:27,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:27,596 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 08:58:27,596 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104172558] [2019-10-22 08:58:27,596 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:58:27,596 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:58:27,597 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457548437] [2019-10-22 08:58:27,597 INFO L796 eck$LassoCheckResult]: stem already infeasible [2019-10-22 08:58:27,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:27,597 INFO L82 PathProgramCache]: Analyzing trace with hash -416287689, now seen corresponding path program 1 times [2019-10-22 08:58:27,598 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:27,598 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368387654] [2019-10-22 08:58:27,598 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:27,599 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:27,599 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:27,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:27,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:58:27,685 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368387654] [2019-10-22 08:58:27,685 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:58:27,685 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-22 08:58:27,685 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19285369] [2019-10-22 08:58:27,686 INFO L808 eck$LassoCheckResult]: loop already infeasible [2019-10-22 08:58:27,686 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:58:27,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-22 08:58:27,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-22 08:58:27,688 INFO L87 Difference]: Start difference. First operand 3695 states and 6947 transitions. cyclomatic complexity: 3253 Second operand 7 states. [2019-10-22 08:58:31,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:58:31,949 INFO L93 Difference]: Finished difference Result 29426 states and 55023 transitions. [2019-10-22 08:58:31,950 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-10-22 08:58:31,950 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29426 states and 55023 transitions. [2019-10-22 08:58:32,104 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 17576 [2019-10-22 08:58:32,409 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29426 states to 29426 states and 55023 transitions. [2019-10-22 08:58:32,409 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29426 [2019-10-22 08:58:32,439 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29426 [2019-10-22 08:58:32,440 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29426 states and 55023 transitions. [2019-10-22 08:58:32,475 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 08:58:32,475 INFO L688 BuchiCegarLoop]: Abstraction has 29426 states and 55023 transitions. [2019-10-22 08:58:32,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29426 states and 55023 transitions. [2019-10-22 08:58:32,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29426 to 10551. [2019-10-22 08:58:32,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10551 states. [2019-10-22 08:58:32,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10551 states to 10551 states and 19757 transitions. [2019-10-22 08:58:32,779 INFO L711 BuchiCegarLoop]: Abstraction has 10551 states and 19757 transitions. [2019-10-22 08:58:32,779 INFO L591 BuchiCegarLoop]: Abstraction has 10551 states and 19757 transitions. [2019-10-22 08:58:32,779 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-10-22 08:58:32,779 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10551 states and 19757 transitions. [2019-10-22 08:58:32,812 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7018 [2019-10-22 08:58:32,812 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:58:32,812 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:58:32,815 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] [2019-10-22 08:58:32,816 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 08:58:32,816 INFO L791 eck$LassoCheckResult]: Stem: 40235#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;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(10);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string75.base, #t~string75.offset, 1);call write~init~int(95, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(93, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 3 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string77.base, #t~string77.offset, 1);call write~init~int(93, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(32, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 3 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string79.base, #t~string79.offset, 1);call write~init~int(97, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(116, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(32, #t~string79.base, 3 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 4 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string81.base, #t~string81.offset, 1);call write~init~int(105, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 2 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(10);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string85.base, #t~string85.offset, 1);call write~init~int(112, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 2 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string87.base, #t~string87.offset, 1);call write~init~int(111, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(119, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(110, #t~string87.base, 3 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 4 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(73, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(76, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(95, #t~string89.base, 3 + #t~string89.offset, 1);call write~init~int(112, #t~string89.base, 4 + #t~string89.offset, 1);call write~init~int(58, #t~string89.base, 5 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 6 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(37, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(105, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 3 + #t~string93.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~string97.base, #t~string97.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string97.base, #t~string97.offset, 1);call write~init~int(37, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(105, #t~string97.base, 2 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 3 + #t~string97.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(37, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(105, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 3 + #t~string99.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(70, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(95, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(112, #t~string101.base, 3 + #t~string101.offset, 1);call write~init~int(58, #t~string101.base, 4 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 5 + #t~string101.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string104.base, #t~string104.offset, 1);call write~init~int(37, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(105, #t~string104.base, 2 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 3 + #t~string104.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string107.base, #t~string107.offset, 1);call write~init~int(37, #t~string107.base, 1 + #t~string107.offset, 1);call write~init~int(105, #t~string107.base, 2 + #t~string107.offset, 1);call write~init~int(0, #t~string107.base, 3 + #t~string107.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string110.base, #t~string110.offset, 1);call write~init~int(37, #t~string110.base, 1 + #t~string110.offset, 1);call write~init~int(105, #t~string110.base, 2 + #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 3 + #t~string110.offset, 1);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string113.base, #t~string113.offset, 1);call write~init~int(37, #t~string113.base, 1 + #t~string113.offset, 1);call write~init~int(105, #t~string113.base, 2 + #t~string113.offset, 1);call write~init~int(0, #t~string113.base, 3 + #t~string113.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string116.base, #t~string116.offset, 1);call write~init~int(37, #t~string116.base, 1 + #t~string116.offset, 1);call write~init~int(105, #t~string116.base, 2 + #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 3 + #t~string116.offset, 1);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string118.base, #t~string118.offset, 1);call write~init~int(0, #t~string118.base, 1 + #t~string118.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(30);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(9);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(21);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(30);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(9);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(21);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(30);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(9);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(25);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(30);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(9);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(25); 40236#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~7, main_~tmp~8;havoc main_~retValue_acc~7;havoc main_~tmp~8; 41549#L1232 havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 41556#L1240 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 42087#L1196 assume 0 != main_~tmp~8; 40070#L1166 ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 40071#L1265 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 40914#L101 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 39847#L126 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; 40737#L541 assume 0 == initPersonOnFloor_~floor; 41802#L542 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 39393#L649-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 40677#L1272 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 40678#L1284-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 39679#L345-2 havoc angelinaCall_#t~ret3, angelinaCall_~tmp~2;havoc angelinaCall_~tmp~2;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 40623#L101-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 39833#L126-1 angelinaCall_#t~ret3 := getOrigin_#res;angelinaCall_~tmp~2 := angelinaCall_#t~ret3;havoc angelinaCall_#t~ret3;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~2;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 40736#L541-1 assume 0 == initPersonOnFloor_~floor; 41803#L542-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 39402#L649-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 40684#L1272-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 40685#L1284-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 39622#L345-5 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~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_#t~ret65, timeShift_#t~ret66, timeShift_#t~ret67, timeShift_#t~ret68, timeShift_#t~ret69, timeShift_#t~ret70, timeShift_#t~ret71, timeShift_#t~ret72, timeShift_~tmp~20, timeShift_~tmp___0~9, timeShift_~tmp___1~5, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~20;havoc timeShift_~tmp___0~9;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;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~ret46, stopRequestedAtCurrentFloor_#t~ret47, stopRequestedAtCurrentFloor_#t~ret48, stopRequestedAtCurrentFloor_#t~ret49, stopRequestedAtCurrentFloor_~retValue_acc~22, stopRequestedAtCurrentFloor_~tmp~18, stopRequestedAtCurrentFloor_~tmp___0~7;havoc stopRequestedAtCurrentFloor_~retValue_acc~22;havoc stopRequestedAtCurrentFloor_~tmp~18;havoc stopRequestedAtCurrentFloor_~tmp___0~7;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret120, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 40606#L265 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 39689#L292 isExecutiveFloorCalling_#t~ret120 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret120;havoc isExecutiveFloorCalling_#t~ret120;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 39690#L2942 stopRequestedAtCurrentFloor_#t~ret46 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~18 := stopRequestedAtCurrentFloor_#t~ret46;havoc stopRequestedAtCurrentFloor_#t~ret46; 40620#L2327 assume 0 != stopRequestedAtCurrentFloor_~tmp~18;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 40622#L1658 stopRequestedAtCurrentFloor_#t~ret47 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~7 := stopRequestedAtCurrentFloor_#t~ret47;havoc stopRequestedAtCurrentFloor_#t~ret47; 41115#L2331 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7);stopRequestedAtCurrentFloor_~retValue_acc~22 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~22; 41675#L2344 timeShift_#t~ret62 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret62;havoc timeShift_#t~ret62; 46755#L2479 assume !(0 != timeShift_~tmp___9~2); 46756#L2570 assume !(1 == ~doorState~0); 47815#L2570-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret40, stopRequestedInDirection_#t~ret41, stopRequestedInDirection_#t~ret42, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~19, stopRequestedInDirection_~tmp~15, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~19;havoc stopRequestedInDirection_~tmp~15;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret120, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 47814#L265-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 47813#L292-3 isExecutiveFloorCalling_#t~ret120 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret120;havoc isExecutiveFloorCalling_#t~ret120;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 47812#L2942-1 stopRequestedInDirection_#t~ret40 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret40;havoc stopRequestedInDirection_#t~ret40; 47810#L2210 assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 47811#L1658-1 stopRequestedInDirection_#t~ret41 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~15 := stopRequestedInDirection_#t~ret41;havoc stopRequestedInDirection_#t~ret41;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~15 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~19; 47819#L2223 timeShift_#t~ret69 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret69;havoc timeShift_#t~ret69; 47817#L2578 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret43, continueInDirection_~dir, continueInDirection_~tmp~16;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~16;~currentHeading~0 := continueInDirection_~dir; 40090#L2267 assume !(1 == ~currentHeading~0); 40092#L2277 assume !(0 == ~currentFloorID~0); 39934#L2277-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 40984#L2283-5 havoc __utac_acc__Specification1_spec__3_#t~ret15, __utac_acc__Specification1_spec__3_#t~ret16, __utac_acc__Specification1_spec__3_#t~ret17, __utac_acc__Specification1_spec__3_#t~ret18, __utac_acc__Specification1_spec__3_#t~ret19, __utac_acc__Specification1_spec__3_#t~ret20, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~9, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~9;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 48043#L1658-3 __utac_acc__Specification1_spec__3_#t~ret15 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~9 := __utac_acc__Specification1_spec__3_#t~ret15;havoc __utac_acc__Specification1_spec__3_#t~ret15;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~9; 48042#L1310 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 48039#L1311 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~12;havoc areDoorsOpen_~retValue_acc~12;areDoorsOpen_~retValue_acc~12 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~12; 48035#L1667 __utac_acc__Specification1_spec__3_#t~ret16 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret16;havoc __utac_acc__Specification1_spec__3_#t~ret16; 48025#L1315 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 48022#L1370 cleanup_~i~0 := 0; 39719#L996-2 [2019-10-22 08:58:32,816 INFO L793 eck$LassoCheckResult]: Loop: 39719#L996-2 assume !false; 39720#L997 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 40981#L1000 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~10;havoc isBlocked_~retValue_acc~10;isBlocked_~retValue_acc~10 := 0;isBlocked_#res := isBlocked_~retValue_acc~10; 40982#L1505 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 40895#L1004 assume 1 != cleanup_~tmp___0~0; 40896#L1004-1 havoc isIdle_#res;havoc isIdle_#t~ret28, isIdle_~retValue_acc~17, isIdle_~tmp~13;havoc isIdle_~retValue_acc~17;havoc isIdle_~tmp~13;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret23, anyStopRequested_#t~ret24, anyStopRequested_#t~ret25, anyStopRequested_#t~ret26, anyStopRequested_#t~ret27, anyStopRequested_~retValue_acc~16, anyStopRequested_~tmp~12, anyStopRequested_~tmp___0~3, anyStopRequested_~tmp___1~2, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~16;havoc anyStopRequested_~tmp~12;havoc anyStopRequested_~tmp___0~3;havoc anyStopRequested_~tmp___1~2;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 41385#L265-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 41386#L292-25 anyStopRequested_#t~ret23 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret23;havoc anyStopRequested_#t~ret23; 46025#L1766 assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~16 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~16; 46015#L1830 isIdle_#t~ret28 := anyStopRequested_#res;isIdle_~tmp~13 := isIdle_#t~ret28;havoc isIdle_#t~ret28;isIdle_~retValue_acc~17 := (if 0 == isIdle_~tmp~13 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~17; 46016#L1843 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 42549#L1016 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_#t~ret65, timeShift_#t~ret66, timeShift_#t~ret67, timeShift_#t~ret68, timeShift_#t~ret69, timeShift_#t~ret70, timeShift_#t~ret71, timeShift_#t~ret72, timeShift_~tmp~20, timeShift_~tmp___0~9, timeShift_~tmp___1~5, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~20;havoc timeShift_~tmp___0~9;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;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~ret46, stopRequestedAtCurrentFloor_#t~ret47, stopRequestedAtCurrentFloor_#t~ret48, stopRequestedAtCurrentFloor_#t~ret49, stopRequestedAtCurrentFloor_~retValue_acc~22, stopRequestedAtCurrentFloor_~tmp~18, stopRequestedAtCurrentFloor_~tmp___0~7;havoc stopRequestedAtCurrentFloor_~retValue_acc~22;havoc stopRequestedAtCurrentFloor_~tmp~18;havoc stopRequestedAtCurrentFloor_~tmp___0~7;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret120, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 42550#L265-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 42224#L292-30 isExecutiveFloorCalling_#t~ret120 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret120;havoc isExecutiveFloorCalling_#t~ret120;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 42522#L2942-3 stopRequestedAtCurrentFloor_#t~ret46 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~18 := stopRequestedAtCurrentFloor_#t~ret46;havoc stopRequestedAtCurrentFloor_#t~ret46; 48006#L2327-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~18;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 48005#L1658-4 stopRequestedAtCurrentFloor_#t~ret47 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~7 := stopRequestedAtCurrentFloor_#t~ret47;havoc stopRequestedAtCurrentFloor_#t~ret47; 42507#L2331-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7);stopRequestedAtCurrentFloor_~retValue_acc~22 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~22; 42509#L2344-1 timeShift_#t~ret62 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret62;havoc timeShift_#t~ret62; 47423#L2479-1 assume !(0 != timeShift_~tmp___9~2); 47920#L2570-3 assume 1 == ~doorState~0;~doorState~0 := 0; 47921#L2570-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret40, stopRequestedInDirection_#t~ret41, stopRequestedInDirection_#t~ret42, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~19, stopRequestedInDirection_~tmp~15, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~19;havoc stopRequestedInDirection_~tmp~15;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret120, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 47910#L265-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 47911#L292-33 isExecutiveFloorCalling_#t~ret120 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret120;havoc isExecutiveFloorCalling_#t~ret120;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 47906#L2942-4 stopRequestedInDirection_#t~ret40 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret40;havoc stopRequestedInDirection_#t~ret40; 47907#L2210-2 assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 47900#L1658-5 stopRequestedInDirection_#t~ret41 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~15 := stopRequestedInDirection_#t~ret41;havoc stopRequestedInDirection_#t~ret41;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~15 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~19; 47901#L2223-2 timeShift_#t~ret69 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret69;havoc timeShift_#t~ret69; 47863#L2578-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret43, continueInDirection_~dir, continueInDirection_~tmp~16;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~16;~currentHeading~0 := continueInDirection_~dir; 47864#L2267-3 assume !(1 == ~currentHeading~0); 40985#L2277-9 assume !(0 == ~currentFloorID~0); 39854#L2277-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 40947#L2283-11 havoc __utac_acc__Specification1_spec__3_#t~ret15, __utac_acc__Specification1_spec__3_#t~ret16, __utac_acc__Specification1_spec__3_#t~ret17, __utac_acc__Specification1_spec__3_#t~ret18, __utac_acc__Specification1_spec__3_#t~ret19, __utac_acc__Specification1_spec__3_#t~ret20, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~9, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~9;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 48058#L1658-7 __utac_acc__Specification1_spec__3_#t~ret15 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~9 := __utac_acc__Specification1_spec__3_#t~ret15;havoc __utac_acc__Specification1_spec__3_#t~ret15;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~9; 41013#L1310-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 40809#L1311-1 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~12;havoc areDoorsOpen_~retValue_acc~12;areDoorsOpen_~retValue_acc~12 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~12; 40765#L1667-5 __utac_acc__Specification1_spec__3_#t~ret16 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret16;havoc __utac_acc__Specification1_spec__3_#t~ret16; 40761#L1315-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 39776#L1370-1 cleanup_~i~0 := 1 + cleanup_~i~0; 39719#L996-2 [2019-10-22 08:58:32,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:32,817 INFO L82 PathProgramCache]: Analyzing trace with hash -495156931, now seen corresponding path program 2 times [2019-10-22 08:58:32,817 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:32,817 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452039398] [2019-10-22 08:58:32,817 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:32,817 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:32,817 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:32,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:32,864 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 08:58:32,864 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452039398] [2019-10-22 08:58:32,865 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:58:32,865 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:58:32,865 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95316323] [2019-10-22 08:58:32,865 INFO L796 eck$LassoCheckResult]: stem already infeasible [2019-10-22 08:58:32,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:32,865 INFO L82 PathProgramCache]: Analyzing trace with hash 263770681, now seen corresponding path program 1 times [2019-10-22 08:58:32,866 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:32,866 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355000099] [2019-10-22 08:58:32,866 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:32,866 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:32,866 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:32,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:32,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:58:32,900 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355000099] [2019-10-22 08:58:32,901 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:58:32,901 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 08:58:32,901 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846410791] [2019-10-22 08:58:32,901 INFO L808 eck$LassoCheckResult]: loop already infeasible [2019-10-22 08:58:32,901 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:58:32,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:58:32,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:58:32,902 INFO L87 Difference]: Start difference. First operand 10551 states and 19757 transitions. cyclomatic complexity: 9208 Second operand 5 states. [2019-10-22 08:58:33,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:58:33,314 INFO L93 Difference]: Finished difference Result 38103 states and 70942 transitions. [2019-10-22 08:58:33,315 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-22 08:58:33,315 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38103 states and 70942 transitions. [2019-10-22 08:58:33,452 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 33468 [2019-10-22 08:58:33,616 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38103 states to 38103 states and 70942 transitions. [2019-10-22 08:58:33,616 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 38103 [2019-10-22 08:58:33,650 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38103 [2019-10-22 08:58:33,650 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38103 states and 70942 transitions. [2019-10-22 08:58:33,695 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 08:58:33,695 INFO L688 BuchiCegarLoop]: Abstraction has 38103 states and 70942 transitions. [2019-10-22 08:58:33,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38103 states and 70942 transitions. [2019-10-22 08:58:34,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38103 to 13524. [2019-10-22 08:58:34,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13524 states. [2019-10-22 08:58:34,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13524 states to 13524 states and 25115 transitions. [2019-10-22 08:58:34,041 INFO L711 BuchiCegarLoop]: Abstraction has 13524 states and 25115 transitions. [2019-10-22 08:58:34,041 INFO L591 BuchiCegarLoop]: Abstraction has 13524 states and 25115 transitions. [2019-10-22 08:58:34,041 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-10-22 08:58:34,041 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13524 states and 25115 transitions. [2019-10-22 08:58:34,076 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9070 [2019-10-22 08:58:34,077 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:58:34,077 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:58:34,080 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] [2019-10-22 08:58:34,080 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 08:58:34,080 INFO L791 eck$LassoCheckResult]: Stem: 88910#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;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(10);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string75.base, #t~string75.offset, 1);call write~init~int(95, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(93, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 3 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string77.base, #t~string77.offset, 1);call write~init~int(93, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(32, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 3 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string79.base, #t~string79.offset, 1);call write~init~int(97, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(116, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(32, #t~string79.base, 3 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 4 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string81.base, #t~string81.offset, 1);call write~init~int(105, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 2 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(10);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string85.base, #t~string85.offset, 1);call write~init~int(112, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 2 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string87.base, #t~string87.offset, 1);call write~init~int(111, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(119, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(110, #t~string87.base, 3 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 4 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(73, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(76, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(95, #t~string89.base, 3 + #t~string89.offset, 1);call write~init~int(112, #t~string89.base, 4 + #t~string89.offset, 1);call write~init~int(58, #t~string89.base, 5 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 6 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(37, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(105, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 3 + #t~string93.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~string97.base, #t~string97.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string97.base, #t~string97.offset, 1);call write~init~int(37, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(105, #t~string97.base, 2 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 3 + #t~string97.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(37, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(105, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 3 + #t~string99.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(70, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(95, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(112, #t~string101.base, 3 + #t~string101.offset, 1);call write~init~int(58, #t~string101.base, 4 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 5 + #t~string101.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string104.base, #t~string104.offset, 1);call write~init~int(37, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(105, #t~string104.base, 2 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 3 + #t~string104.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string107.base, #t~string107.offset, 1);call write~init~int(37, #t~string107.base, 1 + #t~string107.offset, 1);call write~init~int(105, #t~string107.base, 2 + #t~string107.offset, 1);call write~init~int(0, #t~string107.base, 3 + #t~string107.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string110.base, #t~string110.offset, 1);call write~init~int(37, #t~string110.base, 1 + #t~string110.offset, 1);call write~init~int(105, #t~string110.base, 2 + #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 3 + #t~string110.offset, 1);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string113.base, #t~string113.offset, 1);call write~init~int(37, #t~string113.base, 1 + #t~string113.offset, 1);call write~init~int(105, #t~string113.base, 2 + #t~string113.offset, 1);call write~init~int(0, #t~string113.base, 3 + #t~string113.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string116.base, #t~string116.offset, 1);call write~init~int(37, #t~string116.base, 1 + #t~string116.offset, 1);call write~init~int(105, #t~string116.base, 2 + #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 3 + #t~string116.offset, 1);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string118.base, #t~string118.offset, 1);call write~init~int(0, #t~string118.base, 1 + #t~string118.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(30);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(9);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(21);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(30);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(9);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(21);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(30);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(9);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(25);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(30);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(9);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(25); 88911#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~7, main_~tmp~8;havoc main_~retValue_acc~7;havoc main_~tmp~8; 90234#L1232 havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 90241#L1240 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 90795#L1196 assume 0 != main_~tmp~8; 88744#L1166 ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 88745#L1265 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 89591#L101 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 88523#L126 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; 89408#L541 assume 0 == initPersonOnFloor_~floor; 90512#L542 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 88066#L649-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 89351#L1272 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 89352#L1284-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 88353#L345-2 havoc angelinaCall_#t~ret3, angelinaCall_~tmp~2;havoc angelinaCall_~tmp~2;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 89297#L101-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 88511#L126-1 angelinaCall_#t~ret3 := getOrigin_#res;angelinaCall_~tmp~2 := angelinaCall_#t~ret3;havoc angelinaCall_#t~ret3;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~2;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 89407#L541-1 assume 0 == initPersonOnFloor_~floor; 90513#L542-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 88075#L649-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 89358#L1272-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 89359#L1284-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 88296#L345-5 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~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_#t~ret65, timeShift_#t~ret66, timeShift_#t~ret67, timeShift_#t~ret68, timeShift_#t~ret69, timeShift_#t~ret70, timeShift_#t~ret71, timeShift_#t~ret72, timeShift_~tmp~20, timeShift_~tmp___0~9, timeShift_~tmp___1~5, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~20;havoc timeShift_~tmp___0~9;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;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~ret46, stopRequestedAtCurrentFloor_#t~ret47, stopRequestedAtCurrentFloor_#t~ret48, stopRequestedAtCurrentFloor_#t~ret49, stopRequestedAtCurrentFloor_~retValue_acc~22, stopRequestedAtCurrentFloor_~tmp~18, stopRequestedAtCurrentFloor_~tmp___0~7;havoc stopRequestedAtCurrentFloor_~retValue_acc~22;havoc stopRequestedAtCurrentFloor_~tmp~18;havoc stopRequestedAtCurrentFloor_~tmp___0~7;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret120, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 89280#L265 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 90124#L292 isExecutiveFloorCalling_#t~ret120 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret120;havoc isExecutiveFloorCalling_#t~ret120;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 90836#L2942 stopRequestedAtCurrentFloor_#t~ret46 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~18 := stopRequestedAtCurrentFloor_#t~ret46;havoc stopRequestedAtCurrentFloor_#t~ret46; 90834#L2327 assume 0 != stopRequestedAtCurrentFloor_~tmp~18;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 89797#L1658 stopRequestedAtCurrentFloor_#t~ret47 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~7 := stopRequestedAtCurrentFloor_#t~ret47;havoc stopRequestedAtCurrentFloor_#t~ret47; 89798#L2331 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7);stopRequestedAtCurrentFloor_~retValue_acc~22 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~22; 90379#L2344 timeShift_#t~ret62 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret62;havoc timeShift_#t~ret62; 90689#L2479 assume !(0 != timeShift_~tmp___9~2); 90387#L2570 assume !(1 == ~doorState~0); 90389#L2570-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret40, stopRequestedInDirection_#t~ret41, stopRequestedInDirection_#t~ret42, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~19, stopRequestedInDirection_~tmp~15, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~19;havoc stopRequestedInDirection_~tmp~15;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret120, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 96426#L265-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 96425#L292-3 isExecutiveFloorCalling_#t~ret120 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret120;havoc isExecutiveFloorCalling_#t~ret120;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 96424#L2942-1 stopRequestedInDirection_#t~ret40 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret40;havoc stopRequestedInDirection_#t~ret40; 96423#L2210 assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 96421#L1658-1 stopRequestedInDirection_#t~ret41 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~15 := stopRequestedInDirection_#t~ret41;havoc stopRequestedInDirection_#t~ret41;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~15 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~19; 96420#L2223 timeShift_#t~ret69 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret69;havoc timeShift_#t~ret69; 96419#L2578 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret43, continueInDirection_~dir, continueInDirection_~tmp~16;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~16;~currentHeading~0 := continueInDirection_~dir; 88762#L2267 assume !(1 == ~currentHeading~0); 88764#L2277 assume !(0 == ~currentFloorID~0); 89664#L2277-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 89285#L2283-5 havoc __utac_acc__Specification1_spec__3_#t~ret15, __utac_acc__Specification1_spec__3_#t~ret16, __utac_acc__Specification1_spec__3_#t~ret17, __utac_acc__Specification1_spec__3_#t~ret18, __utac_acc__Specification1_spec__3_#t~ret19, __utac_acc__Specification1_spec__3_#t~ret20, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~9, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~9;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 89286#L1658-3 __utac_acc__Specification1_spec__3_#t~ret15 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~9 := __utac_acc__Specification1_spec__3_#t~ret15;havoc __utac_acc__Specification1_spec__3_#t~ret15;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~9; 89693#L1310 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 89694#L1311 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~12;havoc areDoorsOpen_~retValue_acc~12;areDoorsOpen_~retValue_acc~12 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~12; 89234#L1667 __utac_acc__Specification1_spec__3_#t~ret16 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret16;havoc __utac_acc__Specification1_spec__3_#t~ret16; 89235#L1315 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 98295#L1370 cleanup_~i~0 := 0; 98290#L996-2 [2019-10-22 08:58:34,080 INFO L793 eck$LassoCheckResult]: Loop: 98290#L996-2 assume !false; 98288#L997 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 98287#L1000 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~10;havoc isBlocked_~retValue_acc~10;isBlocked_~retValue_acc~10 := 0;isBlocked_#res := isBlocked_~retValue_acc~10; 98286#L1505 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 98285#L1004 assume 1 != cleanup_~tmp___0~0; 98284#L1004-1 havoc isIdle_#res;havoc isIdle_#t~ret28, isIdle_~retValue_acc~17, isIdle_~tmp~13;havoc isIdle_~retValue_acc~17;havoc isIdle_~tmp~13;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret23, anyStopRequested_#t~ret24, anyStopRequested_#t~ret25, anyStopRequested_#t~ret26, anyStopRequested_#t~ret27, anyStopRequested_~retValue_acc~16, anyStopRequested_~tmp~12, anyStopRequested_~tmp___0~3, anyStopRequested_~tmp___1~2, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~16;havoc anyStopRequested_~tmp~12;havoc anyStopRequested_~tmp___0~3;havoc anyStopRequested_~tmp___1~2;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 98283#L265-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 98278#L292-25 anyStopRequested_#t~ret23 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret23;havoc anyStopRequested_#t~ret23; 98241#L1766 assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~16 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~16; 98232#L1830 isIdle_#t~ret28 := anyStopRequested_#res;isIdle_~tmp~13 := isIdle_#t~ret28;havoc isIdle_#t~ret28;isIdle_~retValue_acc~17 := (if 0 == isIdle_~tmp~13 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~17; 98217#L1843 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 98215#L1016 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_#t~ret65, timeShift_#t~ret66, timeShift_#t~ret67, timeShift_#t~ret68, timeShift_#t~ret69, timeShift_#t~ret70, timeShift_#t~ret71, timeShift_#t~ret72, timeShift_~tmp~20, timeShift_~tmp___0~9, timeShift_~tmp___1~5, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~20;havoc timeShift_~tmp___0~9;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;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~ret46, stopRequestedAtCurrentFloor_#t~ret47, stopRequestedAtCurrentFloor_#t~ret48, stopRequestedAtCurrentFloor_#t~ret49, stopRequestedAtCurrentFloor_~retValue_acc~22, stopRequestedAtCurrentFloor_~tmp~18, stopRequestedAtCurrentFloor_~tmp___0~7;havoc stopRequestedAtCurrentFloor_~retValue_acc~22;havoc stopRequestedAtCurrentFloor_~tmp~18;havoc stopRequestedAtCurrentFloor_~tmp___0~7;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret120, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 98213#L265-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 93576#L292-30 isExecutiveFloorCalling_#t~ret120 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret120;havoc isExecutiveFloorCalling_#t~ret120;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 98201#L2942-3 stopRequestedAtCurrentFloor_#t~ret46 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~18 := stopRequestedAtCurrentFloor_#t~ret46;havoc stopRequestedAtCurrentFloor_#t~ret46; 98195#L2327-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~18;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 98189#L1658-4 stopRequestedAtCurrentFloor_#t~ret47 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~7 := stopRequestedAtCurrentFloor_#t~ret47;havoc stopRequestedAtCurrentFloor_#t~ret47; 98184#L2331-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7);stopRequestedAtCurrentFloor_~retValue_acc~22 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~22; 98182#L2344-1 timeShift_#t~ret62 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret62;havoc timeShift_#t~ret62; 98179#L2479-1 assume !(0 != timeShift_~tmp___9~2); 98177#L2570-3 assume !(1 == ~doorState~0); 90502#L2570-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret40, stopRequestedInDirection_#t~ret41, stopRequestedInDirection_#t~ret42, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~19, stopRequestedInDirection_~tmp~15, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~19;havoc stopRequestedInDirection_~tmp~15;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret120, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 90206#L265-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 89764#L292-33 isExecutiveFloorCalling_#t~ret120 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret120;havoc isExecutiveFloorCalling_#t~ret120;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 89570#L2942-4 stopRequestedInDirection_#t~ret40 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret40;havoc stopRequestedInDirection_#t~ret40; 89571#L2210-2 assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 89781#L1658-5 stopRequestedInDirection_#t~ret41 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~15 := stopRequestedInDirection_#t~ret41;havoc stopRequestedInDirection_#t~ret41;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~15 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~19; 88167#L2223-2 timeShift_#t~ret69 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret69;havoc timeShift_#t~ret69; 88459#L2578-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret43, continueInDirection_~dir, continueInDirection_~tmp~16;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~16;~currentHeading~0 := continueInDirection_~dir; 88461#L2267-3 assume !(1 == ~currentHeading~0); 88751#L2277-9 assume !(0 == ~currentFloorID~0); 88529#L2277-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 89276#L2283-11 havoc __utac_acc__Specification1_spec__3_#t~ret15, __utac_acc__Specification1_spec__3_#t~ret16, __utac_acc__Specification1_spec__3_#t~ret17, __utac_acc__Specification1_spec__3_#t~ret18, __utac_acc__Specification1_spec__3_#t~ret19, __utac_acc__Specification1_spec__3_#t~ret20, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~9, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~9;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 89277#L1658-7 __utac_acc__Specification1_spec__3_#t~ret15 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~9 := __utac_acc__Specification1_spec__3_#t~ret15;havoc __utac_acc__Specification1_spec__3_#t~ret15;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~9; 98038#L1310-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 98039#L1311-1 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~12;havoc areDoorsOpen_~retValue_acc~12;areDoorsOpen_~retValue_acc~12 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~12; 89438#L1667-5 __utac_acc__Specification1_spec__3_#t~ret16 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret16;havoc __utac_acc__Specification1_spec__3_#t~ret16; 89439#L1315-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 98296#L1370-1 cleanup_~i~0 := 1 + cleanup_~i~0; 98290#L996-2 [2019-10-22 08:58:34,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:34,081 INFO L82 PathProgramCache]: Analyzing trace with hash -495156931, now seen corresponding path program 3 times [2019-10-22 08:58:34,081 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:34,081 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115922163] [2019-10-22 08:58:34,081 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:34,081 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:34,081 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:34,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:34,139 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 08:58:34,139 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115922163] [2019-10-22 08:58:34,139 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:58:34,139 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:58:34,140 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981643213] [2019-10-22 08:58:34,140 INFO L796 eck$LassoCheckResult]: stem already infeasible [2019-10-22 08:58:34,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:34,140 INFO L82 PathProgramCache]: Analyzing trace with hash -1425173061, now seen corresponding path program 1 times [2019-10-22 08:58:34,140 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:34,141 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964741560] [2019-10-22 08:58:34,141 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:34,141 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:34,141 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:34,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:34,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:34,198 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:58:35,036 WARN L191 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 160 [2019-10-22 08:58:35,680 WARN L191 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 124 [2019-10-22 08:58:35,693 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:58:35,694 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:58:35,695 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:58:35,695 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:58:35,695 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:58:35,695 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:35,695 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:58:35,698 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:58:35,698 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product19.cil.c_Iteration4_Loop [2019-10-22 08:58:35,699 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:58:35,699 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:58:35,723 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 08:58:35,734 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 08:58:35,736 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 08:58:35,738 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 08:58:35,742 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 08:58:35,744 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 08:58:35,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:35,750 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 08:58:35,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:35,766 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 08:58:35,768 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 08:58:35,769 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 08:58:35,774 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 08:58:35,776 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 08:58:35,778 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 08:58:35,780 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 08:58:35,782 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 08:58:35,783 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 08:58:35,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:35,789 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 08:58:35,796 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 08:58:35,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:35,808 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 08:58:35,809 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 08:58:35,811 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 08:58:35,812 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 08:58:35,814 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 08:58:35,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:35,816 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 08:58:35,818 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 08:58:35,819 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 08:58:35,821 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 08:58:35,823 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 08:58:35,834 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 08:58:35,836 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 08:58:35,838 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 08:58:35,840 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 08:58:35,841 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 08:58:35,843 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 08:58:35,844 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 08:58:35,845 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 08:58:35,847 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 08:58:35,850 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 08:58:35,855 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 08:58:35,859 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 08:58:35,861 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 08:58:35,863 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 08:58:35,867 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 08:58:35,869 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 08:58:35,875 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 08:58:35,877 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 08:58:35,879 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 08:58:35,881 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 08:58:35,895 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 08:58:35,896 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 08:58:35,899 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 08:58:35,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:35,905 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 08:58:35,910 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 08:58:35,912 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 08:58:35,913 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 08:58:35,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:35,916 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 08:58:35,917 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 08:58:35,923 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 08:58:35,932 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 08:58:35,933 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 08:58:35,934 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 08:58:36,634 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:58:36,635 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_25b9d07b-168e-4aa4-be77-d1fb39e3a218/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 08:58:36,647 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:36,647 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:58:36,654 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:58:36,655 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___7~2=0} Honda state: {ULTIMATE.start_timeShift_~tmp___7~2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_25b9d07b-168e-4aa4-be77-d1fb39e3a218/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 08:58:36,669 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:36,669 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:58:36,671 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:58:36,671 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret16=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret16=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_25b9d07b-168e-4aa4-be77-d1fb39e3a218/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:36,684 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:36,684 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:58:36,687 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:58:36,688 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___3~0=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___3~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_25b9d07b-168e-4aa4-be77-d1fb39e3a218/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:36,707 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:36,707 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:58:36,714 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:58:36,714 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_continueInDirection_#t~ret43=0} Honda state: {ULTIMATE.start_continueInDirection_#t~ret43=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_25b9d07b-168e-4aa4-be77-d1fb39e3a218/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:36,747 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:36,747 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:58:36,751 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:58:36,751 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~2=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_25b9d07b-168e-4aa4-be77-d1fb39e3a218/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 08:58:36,760 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:36,760 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 08:58:36,764 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:58:36,764 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___2~5=0} Honda state: {ULTIMATE.start_timeShift_~tmp___2~5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_25b9d07b-168e-4aa4-be77-d1fb39e3a218/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:58:36,775 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:36,776 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:36,783 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:58:36,783 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret18=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret18=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_25b9d07b-168e-4aa4-be77-d1fb39e3a218/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 08:58:36,790 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:36,790 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_25b9d07b-168e-4aa4-be77-d1fb39e3a218/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:58:36,801 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:58:36,801 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:37,408 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:58:37,410 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:58:37,410 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:58:37,410 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:58:37,410 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:58:37,410 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:58:37,410 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:37,410 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:58:37,410 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:58:37,411 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product19.cil.c_Iteration4_Loop [2019-10-22 08:58:37,411 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:58:37,411 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:58:37,413 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 08:58:37,430 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 08:58:37,433 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 08:58:37,435 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 08:58:37,437 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 08:58:37,442 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 08:58:37,444 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 08:58:37,446 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 08:58:37,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:37,459 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:37,462 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 08:58:37,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:37,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:37,468 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 08:58:37,470 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 08:58:37,472 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 08:58:37,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:37,477 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:37,485 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 08:58:37,487 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 08:58:37,493 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 08:58:37,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:37,504 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 08:58:37,506 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 08:58:37,508 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 08:58:37,510 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 08:58:37,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:37,515 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 08:58:37,518 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 08:58:37,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:37,528 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 08:58:37,530 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 08:58:37,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:37,534 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 08:58:37,536 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 08:58:37,542 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 08:58:37,544 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 08:58:37,551 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 08:58:37,553 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 08:58:37,557 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 08:58:37,559 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 08:58:37,562 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 08:58:37,564 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 08:58:37,566 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 08:58:37,568 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 08:58:37,570 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 08:58:37,572 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 08:58:37,574 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 08:58:37,576 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 08:58:37,592 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 08:58:37,594 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 08:58:37,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:37,598 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:37,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:37,619 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 08:58:37,621 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 08:58:37,623 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 08:58:37,625 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 08:58:37,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:37,634 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 08:58:37,643 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 08:58:37,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:37,653 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 08:58:37,660 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 08:58:37,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:37,674 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:37,681 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 08:58:37,692 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 08:58:38,061 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2019-10-22 08:58:38,587 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:58:38,602 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:58:38,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 08:58:38,605 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:38,605 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:38,606 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:38,606 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:38,606 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:38,609 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:58:38,610 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:38,611 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:38,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 08:58:38,612 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:38,613 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:38,613 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:38,613 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:38,613 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:38,614 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:58:38,616 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:38,616 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:38,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 08:58:38,617 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:38,617 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:38,617 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:38,617 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:38,617 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:38,618 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:58:38,618 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:38,618 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:38,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 08:58:38,619 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:38,619 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:38,619 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:38,619 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:38,619 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:38,620 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:58:38,620 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:38,620 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:38,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 08:58:38,621 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:38,621 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:38,621 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:38,621 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:38,621 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:38,622 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:58:38,622 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:38,628 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:38,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 08:58:38,629 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:38,629 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:38,629 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:38,630 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:38,630 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:38,630 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:58:38,630 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:38,631 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:38,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:38,631 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:38,631 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:38,631 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:38,632 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:38,632 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:38,632 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:58:38,632 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:38,632 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:38,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 08:58:38,633 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:38,633 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:38,633 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:38,634 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:38,634 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:38,637 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:58:38,638 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:38,640 INFO L419 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-10-22 08:58:38,648 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2019-10-22 08:58:38,650 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2019-10-22 08:58:38,652 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-10-22 08:58:38,652 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-10-22 08:58:38,652 INFO L510 LassoAnalysis]: Proved termination. [2019-10-22 08:58:38,653 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 08:58:38,654 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-10-22 08:58:38,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:38,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:38,819 INFO L256 TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-22 08:58:38,821 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:58:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:38,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 5 conjunts are in the unsatisfiable core [2019-10-22 08:58:38,876 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:58:38,909 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 08:58:38,913 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 08:58:38,914 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13524 states and 25115 transitions. cyclomatic complexity: 11593 Second operand 5 states. [2019-10-22 08:58:39,297 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13524 states and 25115 transitions. cyclomatic complexity: 11593. Second operand 5 states. Result 22593 states and 41943 transitions. Complement of second has 8 states. [2019-10-22 08:58:39,298 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 08:58:39,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-10-22 08:58:39,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 4665 transitions. [2019-10-22 08:58:39,305 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4665 transitions. Stem has 50 letters. Loop has 39 letters. [2019-10-22 08:58:39,307 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 08:58:39,307 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4665 transitions. Stem has 89 letters. Loop has 39 letters. [2019-10-22 08:58:39,307 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 08:58:39,308 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4665 transitions. Stem has 50 letters. Loop has 78 letters. [2019-10-22 08:58:39,308 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 08:58:39,308 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22593 states and 41943 transitions. [2019-10-22 08:58:39,396 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-10-22 08:58:39,396 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22593 states to 0 states and 0 transitions. [2019-10-22 08:58:39,396 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-10-22 08:58:39,396 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-10-22 08:58:39,396 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-10-22 08:58:39,396 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 08:58:39,396 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:58:39,396 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:58:39,397 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:58:39,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:58:39,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:58:39,397 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2019-10-22 08:58:39,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:58:39,397 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-10-22 08:58:39,397 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 08:58:39,397 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2019-10-22 08:58:39,397 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-10-22 08:58:39,398 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 08:58:39,398 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-10-22 08:58:39,398 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-10-22 08:58:39,398 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-10-22 08:58:39,398 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 08:58:39,398 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:58:39,398 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:58:39,398 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:58:39,398 INFO L424 BuchiCegarLoop]: ======== Iteration 5============ [2019-10-22 08:58:39,398 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-10-22 08:58:39,398 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-10-22 08:58:39,398 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-10-22 08:58:39,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.10 08:58:39 BoogieIcfgContainer [2019-10-22 08:58:39,404 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-10-22 08:58:39,404 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:58:39,405 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:58:39,405 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:58:39,405 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:26" (3/4) ... [2019-10-22 08:58:39,408 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 08:58:39,408 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:58:39,410 INFO L168 Benchmark]: Toolchain (without parser) took 19613.17 ms. Allocated memory was 1.0 GB in the beginning and 2.0 GB in the end (delta: 975.7 MB). Free memory was 939.1 MB in the beginning and 1.5 GB in the end (delta: -567.8 MB). Peak memory consumption was 407.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:39,410 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:58:39,411 INFO L168 Benchmark]: CACSL2BoogieTranslator took 775.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -165.3 MB). Peak memory consumption was 30.0 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:39,412 INFO L168 Benchmark]: Boogie Procedure Inliner took 165.20 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: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:39,412 INFO L168 Benchmark]: Boogie Preprocessor took 203.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:39,413 INFO L168 Benchmark]: RCFGBuilder took 5323.49 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 183.5 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -198.4 MB). Peak memory consumption was 370.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:39,413 INFO L168 Benchmark]: BuchiAutomizer took 13137.16 ms. Allocated memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: 642.3 MB). Free memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: -265.4 MB). Peak memory consumption was 376.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:39,413 INFO L168 Benchmark]: Witness Printer took 3.91 ms. Allocated memory is still 2.0 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:58:39,417 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 775.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -165.3 MB). Peak memory consumption was 30.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 165.20 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: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 203.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 5323.49 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 183.5 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -198.4 MB). Peak memory consumption was 370.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 13137.16 ms. Allocated memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: 642.3 MB). Free memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: -265.4 MB). Peak memory consumption was 376.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.91 ms. Allocated memory is still 2.0 GB. Free memory is still 1.5 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 5 terminating modules (4 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 5 locations. 4 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 13.0s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 5.2s. Construction of modules took 3.2s. Büchi inclusion checks took 2.3s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 0. Automata minimization 0.7s AutomataMinimizationTime, 3 MinimizatonAttempts, 43456 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.9s Buchi closure took 0.0s. Biggest automaton had 13524 states and ocurred in iteration 3. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 23011 SDtfs, 77998 SDslu, 60275 SDs, 0 SdLazy, 2641 SolverSat, 719 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI3 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital181 mio100 ax100 hnf100 lsp15 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq221 hnf87 smp100 dnf203 smp87 tf102 neg97 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 8ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.7s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...