./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec9_product31.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec9_product31.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/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 8dd8d23e89400e7d41ca0a1d3482e52034eec047 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 06:18:22,976 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 06:18:22,978 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 06:18:22,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 06:18:22,998 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 06:18:23,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 06:18:23,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 06:18:23,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 06:18:23,012 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 06:18:23,014 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 06:18:23,015 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 06:18:23,017 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 06:18:23,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 06:18:23,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 06:18:23,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 06:18:23,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 06:18:23,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 06:18:23,027 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 06:18:23,029 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 06:18:23,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 06:18:23,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 06:18:23,039 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 06:18:23,042 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 06:18:23,043 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 06:18:23,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 06:18:23,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 06:18:23,045 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 06:18:23,046 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 06:18:23,047 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 06:18:23,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 06:18:23,048 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 06:18:23,049 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 06:18:23,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 06:18:23,050 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 06:18:23,051 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 06:18:23,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 06:18:23,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 06:18:23,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 06:18:23,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 06:18:23,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 06:18:23,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 06:18:23,055 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-20 06:18:23,081 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 06:18:23,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 06:18:23,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 06:18:23,092 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 06:18:23,092 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 06:18:23,092 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 06:18:23,093 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 06:18:23,093 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 06:18:23,093 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 06:18:23,093 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 06:18:23,093 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 06:18:23,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 06:18:23,094 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 06:18:23,094 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 06:18:23,094 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 06:18:23,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 06:18:23,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 06:18:23,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 06:18:23,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 06:18:23,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 06:18:23,096 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 06:18:23,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 06:18:23,097 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 06:18:23,097 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 06:18:23,097 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 06:18:23,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 06:18:23,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 06:18:23,098 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 06:18:23,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 06:18:23,098 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 06:18:23,099 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 06:18:23,099 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 06:18:23,100 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/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 -> 8dd8d23e89400e7d41ca0a1d3482e52034eec047 [2019-11-20 06:18:23,265 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 06:18:23,281 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 06:18:23,284 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 06:18:23,285 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 06:18:23,286 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 06:18:23,286 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/../../sv-benchmarks/c/product-lines/elevator_spec9_product31.cil.c [2019-11-20 06:18:23,341 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/data/3e21a52fb/e99ac7f890314ee9b1d3966d9f051be1/FLAGa63c4fbdf [2019-11-20 06:18:23,902 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 06:18:23,903 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/sv-benchmarks/c/product-lines/elevator_spec9_product31.cil.c [2019-11-20 06:18:23,924 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/data/3e21a52fb/e99ac7f890314ee9b1d3966d9f051be1/FLAGa63c4fbdf [2019-11-20 06:18:24,112 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/data/3e21a52fb/e99ac7f890314ee9b1d3966d9f051be1 [2019-11-20 06:18:24,120 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 06:18:24,121 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 06:18:24,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 06:18:24,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 06:18:24,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 06:18:24,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:18:24" (1/1) ... [2019-11-20 06:18:24,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c31d22f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:24, skipping insertion in model container [2019-11-20 06:18:24,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:18:24" (1/1) ... [2019-11-20 06:18:24,136 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 06:18:24,201 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 06:18:24,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 06:18:24,825 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 06:18:24,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 06:18:25,001 INFO L192 MainTranslator]: Completed translation [2019-11-20 06:18:25,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:25 WrapperNode [2019-11-20 06:18:25,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 06:18:25,003 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 06:18:25,003 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 06:18:25,003 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 06:18:25,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:25" (1/1) ... [2019-11-20 06:18:25,040 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:25" (1/1) ... [2019-11-20 06:18:25,208 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 06:18:25,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 06:18:25,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 06:18:25,209 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 06:18:25,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:25" (1/1) ... [2019-11-20 06:18:25,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:25" (1/1) ... [2019-11-20 06:18:25,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:25" (1/1) ... [2019-11-20 06:18:25,237 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:25" (1/1) ... [2019-11-20 06:18:25,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:25" (1/1) ... [2019-11-20 06:18:25,391 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:25" (1/1) ... [2019-11-20 06:18:25,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:25" (1/1) ... [2019-11-20 06:18:25,450 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 06:18:25,451 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 06:18:25,451 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 06:18:25,451 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 06:18:25,451 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:25,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 06:18:25,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 06:18:25,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 06:18:25,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 06:18:32,764 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 06:18:32,765 INFO L285 CfgBuilder]: Removed 881 assume(true) statements. [2019-11-20 06:18:32,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:18:32 BoogieIcfgContainer [2019-11-20 06:18:32,768 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 06:18:32,768 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-20 06:18:32,769 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-20 06:18:32,771 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-20 06:18:32,772 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 06:18:32,772 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 06:18:24" (1/3) ... [2019-11-20 06:18:32,773 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41a560e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 06:18:32, skipping insertion in model container [2019-11-20 06:18:32,773 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 06:18:32,773 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:25" (2/3) ... [2019-11-20 06:18:32,773 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41a560e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 06:18:32, skipping insertion in model container [2019-11-20 06:18:32,773 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 06:18:32,774 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:18:32" (3/3) ... [2019-11-20 06:18:32,775 INFO L371 chiAutomizerObserver]: Analyzing ICFG elevator_spec9_product31.cil.c [2019-11-20 06:18:32,811 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-20 06:18:32,811 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-20 06:18:32,811 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-20 06:18:32,812 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 06:18:32,812 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 06:18:32,812 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-20 06:18:32,812 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 06:18:32,812 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-20 06:18:32,880 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3671 states. [2019-11-20 06:18:32,977 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1825 [2019-11-20 06:18:32,978 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 06:18:32,978 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 06:18:32,994 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] [2019-11-20 06:18:32,994 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] [2019-11-20 06:18:32,994 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-20 06:18:32,994 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3671 states. [2019-11-20 06:18:33,035 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1825 [2019-11-20 06:18:33,035 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 06:18:33,035 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 06:18:33,041 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] [2019-11-20 06:18:33,041 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] [2019-11-20 06:18:33,054 INFO L794 eck$LassoCheckResult]: Stem: 2093#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~cleanupTimeShifts~0 := 12;~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;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(10);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string71.base, #t~string71.offset, 1);call write~init~int(95, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(93, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 3 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string73.base, #t~string73.offset, 1);call write~init~int(93, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(32, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 3 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string75.base, #t~string75.offset, 1);call write~init~int(97, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(116, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(32, #t~string75.base, 3 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 4 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string77.base, #t~string77.offset, 1);call write~init~int(105, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 2 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(10);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string81.base, #t~string81.offset, 1);call write~init~int(112, #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(5);call write~init~int(100, #t~string83.base, #t~string83.offset, 1);call write~init~int(111, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(119, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(110, #t~string83.base, 3 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 4 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(73, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(76, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(95, #t~string85.base, 3 + #t~string85.offset, 1);call write~init~int(112, #t~string85.base, 4 + #t~string85.offset, 1);call write~init~int(58, #t~string85.base, 5 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 6 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(37, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(105, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~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(6);call write~init~int(32, #t~string97.base, #t~string97.offset, 1);call write~init~int(70, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(95, #t~string97.base, 2 + #t~string97.offset, 1);call write~init~int(112, #t~string97.base, 3 + #t~string97.offset, 1);call write~init~int(58, #t~string97.base, 4 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 5 + #t~string97.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string100.base, #t~string100.offset, 1);call write~init~int(37, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(105, #t~string100.base, 2 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 3 + #t~string100.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string103.base, #t~string103.offset, 1);call write~init~int(37, #t~string103.base, 1 + #t~string103.offset, 1);call write~init~int(105, #t~string103.base, 2 + #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 3 + #t~string103.offset, 1);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string106.base, #t~string106.offset, 1);call write~init~int(37, #t~string106.base, 1 + #t~string106.offset, 1);call write~init~int(105, #t~string106.base, 2 + #t~string106.offset, 1);call write~init~int(0, #t~string106.base, 3 + #t~string106.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string109.base, #t~string109.offset, 1);call write~init~int(37, #t~string109.base, 1 + #t~string109.offset, 1);call write~init~int(105, #t~string109.base, 2 + #t~string109.offset, 1);call write~init~int(0, #t~string109.base, 3 + #t~string109.offset, 1);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string112.base, #t~string112.offset, 1);call write~init~int(37, #t~string112.base, 1 + #t~string112.offset, 1);call write~init~int(105, #t~string112.base, 2 + #t~string112.offset, 1);call write~init~int(0, #t~string112.base, 3 + #t~string112.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string114.base, #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 1 + #t~string114.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(30);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(9);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(21);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(21);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(25);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(25); 3155#L-1true havoc main_#res;havoc main_#t~ret166, main_~retValue_acc~31, main_~tmp~29;havoc main_~retValue_acc~31;havoc main_~tmp~29; 2070#L2753true havoc valid_product_#res;havoc valid_product_~retValue_acc~26;havoc valid_product_~retValue_acc~26;valid_product_~retValue_acc~26 := 1;valid_product_#res := valid_product_~retValue_acc~26; 2952#L2761true main_#t~ret166 := valid_product_#res;main_~tmp~29 := main_#t~ret166;havoc main_#t~ret166; 2826#L3468true assume 0 != main_~tmp~29; 3633#L3443true ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 3188#L968true havoc bigMacCall_#t~ret159, bigMacCall_~tmp~26;havoc bigMacCall_~tmp~26;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 3279#L85true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 2105#L110true bigMacCall_#t~ret159 := getOrigin_#res;bigMacCall_~tmp~26 := bigMacCall_#t~ret159;havoc bigMacCall_#t~ret159;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~26;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 1619#L643true assume 0 == initPersonOnFloor_~floor; 1736#L644true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 969#L751-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 518#L435true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 3560#L447-2true havoc cleanup_#t~ret160, cleanup_#t~ret161, cleanup_~i~3, cleanup_~tmp~27, cleanup_~tmp___0~12, cleanup_~__cil_tmp4~3;havoc cleanup_~i~3;havoc cleanup_~tmp~27;havoc cleanup_~tmp___0~12;havoc cleanup_~__cil_tmp4~3;havoc timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_#t~ret65, timeShift_#t~ret66, timeShift_#t~ret67, timeShift_#t~ret68, timeShift_~tmp~16, timeShift_~tmp___0~10, timeShift_~tmp___1~6, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~10;havoc timeShift_~tmp___1~6;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret42, stopRequestedAtCurrentFloor_#t~ret43, stopRequestedAtCurrentFloor_#t~ret44, stopRequestedAtCurrentFloor_#t~ret45, stopRequestedAtCurrentFloor_~retValue_acc~20, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~8;havoc stopRequestedAtCurrentFloor_~retValue_acc~20;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~8;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret116, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;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; 2048#L372true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 968#L399true isExecutiveFloorCalling_#t~ret116 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret116;havoc isExecutiveFloorCalling_#t~ret116;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 68#L2714true stopRequestedAtCurrentFloor_#t~ret42 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret42;havoc stopRequestedAtCurrentFloor_#t~ret42; 693#L2099true assume 0 != stopRequestedAtCurrentFloor_~tmp~14;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 1152#L1362true stopRequestedAtCurrentFloor_#t~ret43 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~8 := stopRequestedAtCurrentFloor_#t~ret43;havoc stopRequestedAtCurrentFloor_#t~ret43; 661#L2103true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8);stopRequestedAtCurrentFloor_~retValue_acc~20 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~20; 3148#L2116true timeShift_#t~ret58 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret58;havoc timeShift_#t~ret58; 883#L2251true assume !(0 != timeShift_~tmp___9~2); 1611#L2342true assume !(1 == ~doorState~0); 1602#L2342-2true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~16, stopRequestedInDirection_~tmp~10, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~1;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~16;havoc stopRequestedInDirection_~tmp~10;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~1;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret116, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;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; 2056#L372-3true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 953#L399-3true isExecutiveFloorCalling_#t~ret116 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret116;havoc isExecutiveFloorCalling_#t~ret116;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 39#L2714-1true stopRequestedInDirection_#t~ret33 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret33;havoc stopRequestedInDirection_#t~ret33; 3357#L1954true assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 1155#L1362-3true stopRequestedInDirection_#t~ret34 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~10 := stopRequestedInDirection_#t~ret34;havoc stopRequestedInDirection_#t~ret34;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~1 := (if stopRequestedInDirection_~tmp~10 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~16 := (if stopRequestedInDirection_~__cil_tmp8~1 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~16; 2873#L1967true timeShift_#t~ret65 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret65;havoc timeShift_#t~ret65; 1236#L2350true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret36, continueInDirection_~dir, continueInDirection_~tmp~11;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~11;~currentHeading~0 := continueInDirection_~dir; 695#L2011true assume !(1 == ~currentHeading~0); 3263#L2021true assume !(0 == ~currentFloorID~0); 3256#L2021-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 3114#L2027-5true havoc __utac_acc__Specification9_spec__3_#t~ret6, __utac_acc__Specification9_spec__3_#t~ret7, __utac_acc__Specification9_spec__3_#t~ret8, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~2, __utac_acc__Specification9_spec__3_~tmp___0~2, __utac_acc__Specification9_spec__3_~tmp___1~2;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~2;havoc __utac_acc__Specification9_spec__3_~tmp___0~2;havoc __utac_acc__Specification9_spec__3_~tmp___1~2;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 1142#L1362-5true __utac_acc__Specification9_spec__3_#t~ret6 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~2 := __utac_acc__Specification9_spec__3_#t~ret6;havoc __utac_acc__Specification9_spec__3_#t~ret6;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~2;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~11;havoc isEmpty_~retValue_acc~11; 3460#L1422-6true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~11 := 0;isEmpty_#res := isEmpty_~retValue_acc~11; 908#L1454-6true __utac_acc__Specification9_spec__3_#t~ret7 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~2 := __utac_acc__Specification9_spec__3_#t~ret7;havoc __utac_acc__Specification9_spec__3_#t~ret7; 1018#L1011true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~2;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 1595#L1021-1true cleanup_~i~3 := 0; 3366#L3275-2true [2019-11-20 06:18:33,055 INFO L796 eck$LassoCheckResult]: Loop: 3366#L3275-2true assume !false; 3344#L3276true cleanup_~__cil_tmp4~3 := ~cleanupTimeShifts~0 - 1; 2057#L3279true assume cleanup_~i~3 < cleanup_~__cil_tmp4~3;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~6;havoc isBlocked_~retValue_acc~6;isBlocked_~retValue_acc~6 := 0;isBlocked_#res := isBlocked_~retValue_acc~6; 1076#L1185true cleanup_#t~ret160 := isBlocked_#res;cleanup_~tmp___0~12 := cleanup_#t~ret160;havoc cleanup_#t~ret160; 1969#L3283true assume 1 != cleanup_~tmp___0~12; 1962#L3283-1true havoc isIdle_#res;havoc isIdle_#t~ret17, isIdle_~retValue_acc~13, isIdle_~tmp~7;havoc isIdle_~retValue_acc~13;havoc isIdle_~tmp~7;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret12, anyStopRequested_#t~ret13, anyStopRequested_#t~ret14, anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_~retValue_acc~12, anyStopRequested_~tmp~6, anyStopRequested_~tmp___0~3, anyStopRequested_~tmp___1~3, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~12;havoc anyStopRequested_~tmp~6;havoc anyStopRequested_~tmp___0~3;havoc anyStopRequested_~tmp___1~3;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 2094#L372-65true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 879#L399-65true anyStopRequested_#t~ret12 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret12;havoc anyStopRequested_#t~ret12; 1213#L1470true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~12 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~12; 2335#L1534true isIdle_#t~ret17 := anyStopRequested_#res;isIdle_~tmp~7 := isIdle_#t~ret17;havoc isIdle_#t~ret17;isIdle_~retValue_acc~13 := (if 0 == isIdle_~tmp~7 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~13; 858#L1547true cleanup_#t~ret161 := isIdle_#res;cleanup_~tmp~27 := cleanup_#t~ret161;havoc cleanup_#t~ret161; 2643#L3295true assume !(0 != cleanup_~tmp~27);havoc timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_#t~ret65, timeShift_#t~ret66, timeShift_#t~ret67, timeShift_#t~ret68, timeShift_~tmp~16, timeShift_~tmp___0~10, timeShift_~tmp___1~6, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~10;havoc timeShift_~tmp___1~6;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret42, stopRequestedAtCurrentFloor_#t~ret43, stopRequestedAtCurrentFloor_#t~ret44, stopRequestedAtCurrentFloor_#t~ret45, stopRequestedAtCurrentFloor_~retValue_acc~20, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~8;havoc stopRequestedAtCurrentFloor_~retValue_acc~20;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~8;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret116, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;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; 2085#L372-70true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 874#L399-70true isExecutiveFloorCalling_#t~ret116 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret116;havoc isExecutiveFloorCalling_#t~ret116;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 42#L2714-3true stopRequestedAtCurrentFloor_#t~ret42 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret42;havoc stopRequestedAtCurrentFloor_#t~ret42; 694#L2099-1true assume 0 != stopRequestedAtCurrentFloor_~tmp~14;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 1145#L1362-6true stopRequestedAtCurrentFloor_#t~ret43 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~8 := stopRequestedAtCurrentFloor_#t~ret43;havoc stopRequestedAtCurrentFloor_#t~ret43; 662#L2103-1true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8);stopRequestedAtCurrentFloor_~retValue_acc~20 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~20; 3147#L2116-1true timeShift_#t~ret58 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret58;havoc timeShift_#t~ret58; 886#L2251-1true assume !(0 != timeShift_~tmp___9~2); 1601#L2342-3true assume 1 == ~doorState~0;~doorState~0 := 0; 1605#L2342-5true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~16, stopRequestedInDirection_~tmp~10, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~1;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~16;havoc stopRequestedInDirection_~tmp~10;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~1;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret116, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;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; 2088#L372-73true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 877#L399-73true isExecutiveFloorCalling_#t~ret116 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret116;havoc isExecutiveFloorCalling_#t~ret116;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 49#L2714-4true stopRequestedInDirection_#t~ret33 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret33;havoc stopRequestedInDirection_#t~ret33; 3362#L1954-2true assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 1131#L1362-9true stopRequestedInDirection_#t~ret34 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~10 := stopRequestedInDirection_#t~ret34;havoc stopRequestedInDirection_#t~ret34;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~1 := (if stopRequestedInDirection_~tmp~10 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~16 := (if stopRequestedInDirection_~__cil_tmp8~1 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~16; 2858#L1967-2true timeShift_#t~ret65 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret65;havoc timeShift_#t~ret65; 1239#L2350-1true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret36, continueInDirection_~dir, continueInDirection_~tmp~11;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~11;~currentHeading~0 := continueInDirection_~dir; 691#L2011-3true assume !(1 == ~currentHeading~0); 3251#L2021-9true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 3253#L2021-11true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 3111#L2027-11true havoc __utac_acc__Specification9_spec__3_#t~ret6, __utac_acc__Specification9_spec__3_#t~ret7, __utac_acc__Specification9_spec__3_#t~ret8, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~2, __utac_acc__Specification9_spec__3_~tmp___0~2, __utac_acc__Specification9_spec__3_~tmp___1~2;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~2;havoc __utac_acc__Specification9_spec__3_~tmp___0~2;havoc __utac_acc__Specification9_spec__3_~tmp___1~2;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 1135#L1362-11true __utac_acc__Specification9_spec__3_#t~ret6 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~2 := __utac_acc__Specification9_spec__3_#t~ret6;havoc __utac_acc__Specification9_spec__3_#t~ret6;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~2;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~11;havoc isEmpty_~retValue_acc~11; 3456#L1422-13true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~11 := 0;isEmpty_#res := isEmpty_~retValue_acc~11; 903#L1454-13true __utac_acc__Specification9_spec__3_#t~ret7 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~2 := __utac_acc__Specification9_spec__3_#t~ret7;havoc __utac_acc__Specification9_spec__3_#t~ret7; 1019#L1011-2true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~2;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 1600#L1021-3true cleanup_~i~3 := 1 + cleanup_~i~3; 3366#L3275-2true [2019-11-20 06:18:33,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:18:33,062 INFO L82 PathProgramCache]: Analyzing trace with hash -2000350140, now seen corresponding path program 1 times [2019-11-20 06:18:33,070 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 06:18:33,070 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512199355] [2019-11-20 06:18:33,071 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 06:18:33,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:18:33,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:18:33,390 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512199355] [2019-11-20 06:18:33,391 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 06:18:33,391 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 06:18:33,392 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078843328] [2019-11-20 06:18:33,396 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-20 06:18:33,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:18:33,396 INFO L82 PathProgramCache]: Analyzing trace with hash -415102220, now seen corresponding path program 1 times [2019-11-20 06:18:33,397 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 06:18:33,397 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052450507] [2019-11-20 06:18:33,398 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 06:18:33,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:18:33,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:18:33,547 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052450507] [2019-11-20 06:18:33,547 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 06:18:33,547 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-20 06:18:33,547 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013198068] [2019-11-20 06:18:33,549 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 06:18:33,549 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 06:18:33,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-20 06:18:33,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-11-20 06:18:33,569 INFO L87 Difference]: Start difference. First operand 3671 states. Second operand 7 states. [2019-11-20 06:18:41,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 06:18:41,914 INFO L93 Difference]: Finished difference Result 31176 states and 58291 transitions. [2019-11-20 06:18:41,915 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-11-20 06:18:41,916 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31176 states and 58291 transitions. [2019-11-20 06:18:42,197 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 13613 [2019-11-20 06:18:42,441 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31176 states to 31036 states and 58133 transitions. [2019-11-20 06:18:42,442 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31036 [2019-11-20 06:18:42,484 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31036 [2019-11-20 06:18:42,485 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31036 states and 58133 transitions. [2019-11-20 06:18:42,546 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 06:18:42,547 INFO L688 BuchiCegarLoop]: Abstraction has 31036 states and 58133 transitions. [2019-11-20 06:18:42,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31036 states and 58133 transitions. [2019-11-20 06:18:42,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31036 to 10466. [2019-11-20 06:18:42,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10466 states. [2019-11-20 06:18:42,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10466 states to 10466 states and 19644 transitions. [2019-11-20 06:18:42,926 INFO L711 BuchiCegarLoop]: Abstraction has 10466 states and 19644 transitions. [2019-11-20 06:18:42,926 INFO L591 BuchiCegarLoop]: Abstraction has 10466 states and 19644 transitions. [2019-11-20 06:18:42,926 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-20 06:18:42,926 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10466 states and 19644 transitions. [2019-11-20 06:18:42,968 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5290 [2019-11-20 06:18:42,968 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 06:18:42,968 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 06:18:42,976 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] [2019-11-20 06:18:42,977 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] [2019-11-20 06:18:42,977 INFO L794 eck$LassoCheckResult]: Stem: 37727#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~cleanupTimeShifts~0 := 12;~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;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(10);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string71.base, #t~string71.offset, 1);call write~init~int(95, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(93, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 3 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string73.base, #t~string73.offset, 1);call write~init~int(93, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(32, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 3 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string75.base, #t~string75.offset, 1);call write~init~int(97, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(116, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(32, #t~string75.base, 3 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 4 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string77.base, #t~string77.offset, 1);call write~init~int(105, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 2 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(10);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string81.base, #t~string81.offset, 1);call write~init~int(112, #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(5);call write~init~int(100, #t~string83.base, #t~string83.offset, 1);call write~init~int(111, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(119, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(110, #t~string83.base, 3 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 4 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(73, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(76, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(95, #t~string85.base, 3 + #t~string85.offset, 1);call write~init~int(112, #t~string85.base, 4 + #t~string85.offset, 1);call write~init~int(58, #t~string85.base, 5 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 6 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(37, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(105, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~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(6);call write~init~int(32, #t~string97.base, #t~string97.offset, 1);call write~init~int(70, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(95, #t~string97.base, 2 + #t~string97.offset, 1);call write~init~int(112, #t~string97.base, 3 + #t~string97.offset, 1);call write~init~int(58, #t~string97.base, 4 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 5 + #t~string97.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string100.base, #t~string100.offset, 1);call write~init~int(37, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(105, #t~string100.base, 2 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 3 + #t~string100.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string103.base, #t~string103.offset, 1);call write~init~int(37, #t~string103.base, 1 + #t~string103.offset, 1);call write~init~int(105, #t~string103.base, 2 + #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 3 + #t~string103.offset, 1);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string106.base, #t~string106.offset, 1);call write~init~int(37, #t~string106.base, 1 + #t~string106.offset, 1);call write~init~int(105, #t~string106.base, 2 + #t~string106.offset, 1);call write~init~int(0, #t~string106.base, 3 + #t~string106.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string109.base, #t~string109.offset, 1);call write~init~int(37, #t~string109.base, 1 + #t~string109.offset, 1);call write~init~int(105, #t~string109.base, 2 + #t~string109.offset, 1);call write~init~int(0, #t~string109.base, 3 + #t~string109.offset, 1);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string112.base, #t~string112.offset, 1);call write~init~int(37, #t~string112.base, 1 + #t~string112.offset, 1);call write~init~int(105, #t~string112.base, 2 + #t~string112.offset, 1);call write~init~int(0, #t~string112.base, 3 + #t~string112.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string114.base, #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 1 + #t~string114.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(30);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(9);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(21);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(21);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(25);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(25); 37728#L-1 havoc main_#res;havoc main_#t~ret166, main_~retValue_acc~31, main_~tmp~29;havoc main_~retValue_acc~31;havoc main_~tmp~29; 37708#L2753 havoc valid_product_#res;havoc valid_product_~retValue_acc~26;havoc valid_product_~retValue_acc~26;valid_product_~retValue_acc~26 := 1;valid_product_#res := valid_product_~retValue_acc~26; 37709#L2761 main_#t~ret166 := valid_product_#res;main_~tmp~29 := main_#t~ret166;havoc main_#t~ret166; 38332#L3468 assume 0 != main_~tmp~29; 38333#L3443 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 38602#L968 havoc bigMacCall_#t~ret159, bigMacCall_~tmp~26;havoc bigMacCall_~tmp~26;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 38603#L85 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 37735#L110 bigMacCall_#t~ret159 := getOrigin_#res;bigMacCall_~tmp~26 := bigMacCall_#t~ret159;havoc bigMacCall_#t~ret159;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~26;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 37064#L643 assume 0 == initPersonOnFloor_~floor; 37065#L644 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 34933#L751-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 35734#L435 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 35735#L447-2 havoc cleanup_#t~ret160, cleanup_#t~ret161, cleanup_~i~3, cleanup_~tmp~27, cleanup_~tmp___0~12, cleanup_~__cil_tmp4~3;havoc cleanup_~i~3;havoc cleanup_~tmp~27;havoc cleanup_~tmp___0~12;havoc cleanup_~__cil_tmp4~3;havoc timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_#t~ret65, timeShift_#t~ret66, timeShift_#t~ret67, timeShift_#t~ret68, timeShift_~tmp~16, timeShift_~tmp___0~10, timeShift_~tmp___1~6, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~10;havoc timeShift_~tmp___1~6;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret42, stopRequestedAtCurrentFloor_#t~ret43, stopRequestedAtCurrentFloor_#t~ret44, stopRequestedAtCurrentFloor_#t~ret45, stopRequestedAtCurrentFloor_~retValue_acc~20, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~8;havoc stopRequestedAtCurrentFloor_~retValue_acc~20;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~8;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret116, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;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; 37687#L372 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 36445#L399 isExecutiveFloorCalling_#t~ret116 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret116;havoc isExecutiveFloorCalling_#t~ret116;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 36446#L2714 stopRequestedAtCurrentFloor_#t~ret42 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret42;havoc stopRequestedAtCurrentFloor_#t~ret42; 36015#L2099 assume 0 != stopRequestedAtCurrentFloor_~tmp~14;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 36017#L1362 stopRequestedAtCurrentFloor_#t~ret43 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~8 := stopRequestedAtCurrentFloor_#t~ret43;havoc stopRequestedAtCurrentFloor_#t~ret43; 35982#L2103 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8);stopRequestedAtCurrentFloor_~retValue_acc~20 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~20; 35984#L2116 timeShift_#t~ret58 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret58;havoc timeShift_#t~ret58; 43823#L2251 assume !(0 != timeShift_~tmp___9~2); 43824#L2342 assume !(1 == ~doorState~0); 45005#L2342-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~16, stopRequestedInDirection_~tmp~10, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~1;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~16;havoc stopRequestedInDirection_~tmp~10;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~1;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret116, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;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; 45004#L372-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 45003#L399-3 isExecutiveFloorCalling_#t~ret116 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret116;havoc isExecutiveFloorCalling_#t~ret116;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 45002#L2714-1 stopRequestedInDirection_#t~ret33 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret33;havoc stopRequestedInDirection_#t~ret33; 45000#L1954 assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 36694#L1362-3 stopRequestedInDirection_#t~ret34 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~10 := stopRequestedInDirection_#t~ret34;havoc stopRequestedInDirection_#t~ret34;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~1 := (if stopRequestedInDirection_~tmp~10 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~16 := (if stopRequestedInDirection_~__cil_tmp8~1 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~16; 36695#L1967 timeShift_#t~ret65 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret65;havoc timeShift_#t~ret65; 36776#L2350 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret36, continueInDirection_~dir, continueInDirection_~tmp~11;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~11;~currentHeading~0 := continueInDirection_~dir; 36777#L2011 assume !(1 == ~currentHeading~0); 38621#L2021 assume !(0 == ~currentFloorID~0); 35987#L2021-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 38615#L2027-5 havoc __utac_acc__Specification9_spec__3_#t~ret6, __utac_acc__Specification9_spec__3_#t~ret7, __utac_acc__Specification9_spec__3_#t~ret8, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~2, __utac_acc__Specification9_spec__3_~tmp___0~2, __utac_acc__Specification9_spec__3_~tmp___1~2;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~2;havoc __utac_acc__Specification9_spec__3_~tmp___0~2;havoc __utac_acc__Specification9_spec__3_~tmp___1~2;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 43044#L1362-5 __utac_acc__Specification9_spec__3_#t~ret6 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~2 := __utac_acc__Specification9_spec__3_#t~ret6;havoc __utac_acc__Specification9_spec__3_#t~ret6;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~2;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~11;havoc isEmpty_~retValue_acc~11; 43042#L1422-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~11 := 0;isEmpty_#res := isEmpty_~retValue_acc~11; 43037#L1454-6 __utac_acc__Specification9_spec__3_#t~ret7 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~2 := __utac_acc__Specification9_spec__3_#t~ret7;havoc __utac_acc__Specification9_spec__3_#t~ret7; 43020#L1011 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~2;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 43014#L1021-1 cleanup_~i~3 := 0; 43013#L3275-2 [2019-11-20 06:18:42,978 INFO L796 eck$LassoCheckResult]: Loop: 43013#L3275-2 assume !false; 43012#L3276 cleanup_~__cil_tmp4~3 := ~cleanupTimeShifts~0 - 1; 43007#L3279 assume cleanup_~i~3 < cleanup_~__cil_tmp4~3;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~6;havoc isBlocked_~retValue_acc~6;isBlocked_~retValue_acc~6 := 0;isBlocked_#res := isBlocked_~retValue_acc~6; 43002#L1185 cleanup_#t~ret160 := isBlocked_#res;cleanup_~tmp___0~12 := cleanup_#t~ret160;havoc cleanup_#t~ret160; 42991#L3283 assume 1 != cleanup_~tmp___0~12; 42988#L3283-1 havoc isIdle_#res;havoc isIdle_#t~ret17, isIdle_~retValue_acc~13, isIdle_~tmp~7;havoc isIdle_~retValue_acc~13;havoc isIdle_~tmp~7;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret12, anyStopRequested_#t~ret13, anyStopRequested_#t~ret14, anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_~retValue_acc~12, anyStopRequested_~tmp~6, anyStopRequested_~tmp___0~3, anyStopRequested_~tmp___1~3, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~12;havoc anyStopRequested_~tmp~6;havoc anyStopRequested_~tmp___0~3;havoc anyStopRequested_~tmp___1~3;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 37729#L372-65 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 37730#L399-65 anyStopRequested_#t~ret12 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret12;havoc anyStopRequested_#t~ret12; 36753#L1470 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~12 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~12; 34955#L1534 isIdle_#t~ret17 := anyStopRequested_#res;isIdle_~tmp~7 := isIdle_#t~ret17;havoc isIdle_#t~ret17;isIdle_~retValue_acc~13 := (if 0 == isIdle_~tmp~7 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~13; 36261#L1547 cleanup_#t~ret161 := isIdle_#res;cleanup_~tmp~27 := cleanup_#t~ret161;havoc cleanup_#t~ret161; 36262#L3295 assume !(0 != cleanup_~tmp~27);havoc timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_#t~ret65, timeShift_#t~ret66, timeShift_#t~ret67, timeShift_#t~ret68, timeShift_~tmp~16, timeShift_~tmp___0~10, timeShift_~tmp___1~6, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~10;havoc timeShift_~tmp___1~6;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret42, stopRequestedAtCurrentFloor_#t~ret43, stopRequestedAtCurrentFloor_#t~ret44, stopRequestedAtCurrentFloor_#t~ret45, stopRequestedAtCurrentFloor_~retValue_acc~20, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~8;havoc stopRequestedAtCurrentFloor_~retValue_acc~20;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~8;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret116, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;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; 38219#L372-70 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 38846#L399-70 isExecutiveFloorCalling_#t~ret116 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret116;havoc isExecutiveFloorCalling_#t~ret116;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 39145#L2714-3 stopRequestedAtCurrentFloor_#t~ret42 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret42;havoc stopRequestedAtCurrentFloor_#t~ret42; 39130#L2099-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~14;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 39129#L1362-6 stopRequestedAtCurrentFloor_#t~ret43 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~8 := stopRequestedAtCurrentFloor_#t~ret43;havoc stopRequestedAtCurrentFloor_#t~ret43; 39128#L2103-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8);stopRequestedAtCurrentFloor_~retValue_acc~20 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~20; 35986#L2116-1 timeShift_#t~ret58 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret58;havoc timeShift_#t~ret58; 44521#L2251-1 assume !(0 != timeShift_~tmp___9~2); 44522#L2342-3 assume 1 == ~doorState~0;~doorState~0 := 0; 44848#L2342-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~16, stopRequestedInDirection_~tmp~10, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~1;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~16;havoc stopRequestedInDirection_~tmp~10;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~1;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret116, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;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; 44847#L372-73 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 44846#L399-73 isExecutiveFloorCalling_#t~ret116 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret116;havoc isExecutiveFloorCalling_#t~ret116;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 44845#L2714-4 stopRequestedInDirection_#t~ret33 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret33;havoc stopRequestedInDirection_#t~ret33; 44843#L1954-2 assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 36663#L1362-9 stopRequestedInDirection_#t~ret34 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~10 := stopRequestedInDirection_#t~ret34;havoc stopRequestedInDirection_#t~ret34;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~1 := (if stopRequestedInDirection_~tmp~10 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~16 := (if stopRequestedInDirection_~__cil_tmp8~1 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~16; 36664#L1967-2 timeShift_#t~ret65 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret65;havoc timeShift_#t~ret65; 36781#L2350-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret36, continueInDirection_~dir, continueInDirection_~tmp~11;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~11;~currentHeading~0 := continueInDirection_~dir; 36012#L2011-3 assume !(1 == ~currentHeading~0); 36013#L2021-9 assume !(0 == ~currentFloorID~0); 35980#L2021-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 38606#L2027-11 havoc __utac_acc__Specification9_spec__3_#t~ret6, __utac_acc__Specification9_spec__3_#t~ret7, __utac_acc__Specification9_spec__3_#t~ret8, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~2, __utac_acc__Specification9_spec__3_~tmp___0~2, __utac_acc__Specification9_spec__3_~tmp___1~2;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~2;havoc __utac_acc__Specification9_spec__3_~tmp___0~2;havoc __utac_acc__Specification9_spec__3_~tmp___1~2;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 43052#L1362-11 __utac_acc__Specification9_spec__3_#t~ret6 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~2 := __utac_acc__Specification9_spec__3_#t~ret6;havoc __utac_acc__Specification9_spec__3_#t~ret6;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~2;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~11;havoc isEmpty_~retValue_acc~11; 43048#L1422-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~11 := 0;isEmpty_#res := isEmpty_~retValue_acc~11; 43045#L1454-13 __utac_acc__Specification9_spec__3_#t~ret7 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~2 := __utac_acc__Specification9_spec__3_#t~ret7;havoc __utac_acc__Specification9_spec__3_#t~ret7; 43025#L1011-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~2;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 43015#L1021-3 cleanup_~i~3 := 1 + cleanup_~i~3; 43013#L3275-2 [2019-11-20 06:18:42,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:18:42,979 INFO L82 PathProgramCache]: Analyzing trace with hash -2000350140, now seen corresponding path program 2 times [2019-11-20 06:18:42,979 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 06:18:42,980 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809178377] [2019-11-20 06:18:42,980 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 06:18:43,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:18:43,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:18:43,102 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809178377] [2019-11-20 06:18:43,103 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 06:18:43,103 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 06:18:43,103 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466254761] [2019-11-20 06:18:43,103 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-20 06:18:43,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:18:43,104 INFO L82 PathProgramCache]: Analyzing trace with hash -1224448846, now seen corresponding path program 1 times [2019-11-20 06:18:43,104 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 06:18:43,104 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810120431] [2019-11-20 06:18:43,104 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 06:18:43,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:18:43,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:18:43,142 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810120431] [2019-11-20 06:18:43,143 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 06:18:43,143 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 06:18:43,143 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267905631] [2019-11-20 06:18:43,144 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 06:18:43,144 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 06:18:43,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 06:18:43,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 06:18:43,144 INFO L87 Difference]: Start difference. First operand 10466 states and 19644 transitions. cyclomatic complexity: 9180 Second operand 3 states. [2019-11-20 06:18:43,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 06:18:43,403 INFO L93 Difference]: Finished difference Result 15780 states and 29587 transitions. [2019-11-20 06:18:43,403 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 06:18:43,405 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15780 states and 29587 transitions. [2019-11-20 06:18:43,682 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10552 [2019-11-20 06:18:43,732 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15780 states to 15780 states and 29587 transitions. [2019-11-20 06:18:43,732 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15780 [2019-11-20 06:18:43,745 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15780 [2019-11-20 06:18:43,745 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15780 states and 29587 transitions. [2019-11-20 06:18:43,764 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 06:18:43,764 INFO L688 BuchiCegarLoop]: Abstraction has 15780 states and 29587 transitions. [2019-11-20 06:18:43,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15780 states and 29587 transitions. [2019-11-20 06:18:43,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15780 to 15772. [2019-11-20 06:18:43,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15772 states. [2019-11-20 06:18:43,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15772 states to 15772 states and 29575 transitions. [2019-11-20 06:18:43,996 INFO L711 BuchiCegarLoop]: Abstraction has 15772 states and 29575 transitions. [2019-11-20 06:18:43,996 INFO L591 BuchiCegarLoop]: Abstraction has 15772 states and 29575 transitions. [2019-11-20 06:18:43,996 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-20 06:18:43,997 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15772 states and 29575 transitions. [2019-11-20 06:18:44,047 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10544 [2019-11-20 06:18:44,048 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 06:18:44,048 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 06:18:44,055 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] [2019-11-20 06:18:44,055 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] [2019-11-20 06:18:44,056 INFO L794 eck$LassoCheckResult]: Stem: 63978#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~cleanupTimeShifts~0 := 12;~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;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(10);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string71.base, #t~string71.offset, 1);call write~init~int(95, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(93, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 3 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string73.base, #t~string73.offset, 1);call write~init~int(93, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(32, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 3 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string75.base, #t~string75.offset, 1);call write~init~int(97, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(116, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(32, #t~string75.base, 3 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 4 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string77.base, #t~string77.offset, 1);call write~init~int(105, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 2 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(10);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string81.base, #t~string81.offset, 1);call write~init~int(112, #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(5);call write~init~int(100, #t~string83.base, #t~string83.offset, 1);call write~init~int(111, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(119, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(110, #t~string83.base, 3 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 4 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(73, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(76, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(95, #t~string85.base, 3 + #t~string85.offset, 1);call write~init~int(112, #t~string85.base, 4 + #t~string85.offset, 1);call write~init~int(58, #t~string85.base, 5 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 6 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(37, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(105, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~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(6);call write~init~int(32, #t~string97.base, #t~string97.offset, 1);call write~init~int(70, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(95, #t~string97.base, 2 + #t~string97.offset, 1);call write~init~int(112, #t~string97.base, 3 + #t~string97.offset, 1);call write~init~int(58, #t~string97.base, 4 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 5 + #t~string97.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string100.base, #t~string100.offset, 1);call write~init~int(37, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(105, #t~string100.base, 2 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 3 + #t~string100.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string103.base, #t~string103.offset, 1);call write~init~int(37, #t~string103.base, 1 + #t~string103.offset, 1);call write~init~int(105, #t~string103.base, 2 + #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 3 + #t~string103.offset, 1);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string106.base, #t~string106.offset, 1);call write~init~int(37, #t~string106.base, 1 + #t~string106.offset, 1);call write~init~int(105, #t~string106.base, 2 + #t~string106.offset, 1);call write~init~int(0, #t~string106.base, 3 + #t~string106.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string109.base, #t~string109.offset, 1);call write~init~int(37, #t~string109.base, 1 + #t~string109.offset, 1);call write~init~int(105, #t~string109.base, 2 + #t~string109.offset, 1);call write~init~int(0, #t~string109.base, 3 + #t~string109.offset, 1);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string112.base, #t~string112.offset, 1);call write~init~int(37, #t~string112.base, 1 + #t~string112.offset, 1);call write~init~int(105, #t~string112.base, 2 + #t~string112.offset, 1);call write~init~int(0, #t~string112.base, 3 + #t~string112.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string114.base, #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 1 + #t~string114.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(30);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(9);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(21);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(21);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(25);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(25); 63979#L-1 havoc main_#res;havoc main_#t~ret166, main_~retValue_acc~31, main_~tmp~29;havoc main_~retValue_acc~31;havoc main_~tmp~29; 63960#L2753 havoc valid_product_#res;havoc valid_product_~retValue_acc~26;havoc valid_product_~retValue_acc~26;valid_product_~retValue_acc~26 := 1;valid_product_#res := valid_product_~retValue_acc~26; 63961#L2761 main_#t~ret166 := valid_product_#res;main_~tmp~29 := main_#t~ret166;havoc main_#t~ret166; 64564#L3468 assume 0 != main_~tmp~29; 64565#L3443 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 64829#L968 havoc bigMacCall_#t~ret159, bigMacCall_~tmp~26;havoc bigMacCall_~tmp~26;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 64830#L85 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 63986#L110 bigMacCall_#t~ret159 := getOrigin_#res;bigMacCall_~tmp~26 := bigMacCall_#t~ret159;havoc bigMacCall_#t~ret159;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~26;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 63324#L643 assume 0 == initPersonOnFloor_~floor; 63325#L644 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 61186#L751-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 61989#L435 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 61990#L447-2 havoc cleanup_#t~ret160, cleanup_#t~ret161, cleanup_~i~3, cleanup_~tmp~27, cleanup_~tmp___0~12, cleanup_~__cil_tmp4~3;havoc cleanup_~i~3;havoc cleanup_~tmp~27;havoc cleanup_~tmp___0~12;havoc cleanup_~__cil_tmp4~3;havoc timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_#t~ret65, timeShift_#t~ret66, timeShift_#t~ret67, timeShift_#t~ret68, timeShift_~tmp~16, timeShift_~tmp___0~10, timeShift_~tmp___1~6, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~10;havoc timeShift_~tmp___1~6;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret42, stopRequestedAtCurrentFloor_#t~ret43, stopRequestedAtCurrentFloor_#t~ret44, stopRequestedAtCurrentFloor_#t~ret45, stopRequestedAtCurrentFloor_~retValue_acc~20, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~8;havoc stopRequestedAtCurrentFloor_~retValue_acc~20;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~8;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret116, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;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; 63938#L372 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 63939#L399 isExecutiveFloorCalling_#t~ret116 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret116;havoc isExecutiveFloorCalling_#t~ret116;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 61312#L2714 stopRequestedAtCurrentFloor_#t~ret42 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret42;havoc stopRequestedAtCurrentFloor_#t~ret42; 61313#L2099 assume 0 != stopRequestedAtCurrentFloor_~tmp~14;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 62951#L1362 stopRequestedAtCurrentFloor_#t~ret43 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~8 := stopRequestedAtCurrentFloor_#t~ret43;havoc stopRequestedAtCurrentFloor_#t~ret43; 62952#L2103 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8);stopRequestedAtCurrentFloor_~retValue_acc~20 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~20; 65181#L2116 timeShift_#t~ret58 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret58;havoc timeShift_#t~ret58; 67191#L2251 assume !(0 != timeShift_~tmp___9~2); 67190#L2342 assume !(1 == ~doorState~0); 67189#L2342-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~16, stopRequestedInDirection_~tmp~10, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~1;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~16;havoc stopRequestedInDirection_~tmp~10;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~1;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret116, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;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; 63947#L372-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 62675#L399-3 isExecutiveFloorCalling_#t~ret116 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret116;havoc isExecutiveFloorCalling_#t~ret116;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 61240#L2714-1 stopRequestedInDirection_#t~ret33 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret33;havoc stopRequestedInDirection_#t~ret33; 61241#L1954 assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 62955#L1362-3 stopRequestedInDirection_#t~ret34 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~10 := stopRequestedInDirection_#t~ret34;havoc stopRequestedInDirection_#t~ret34;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~1 := (if stopRequestedInDirection_~tmp~10 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~16 := (if stopRequestedInDirection_~__cil_tmp8~1 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~16; 62956#L1967 timeShift_#t~ret65 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret65;havoc timeShift_#t~ret65; 63034#L2350 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret36, continueInDirection_~dir, continueInDirection_~tmp~11;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~11;~currentHeading~0 := continueInDirection_~dir; 62281#L2011 assume !(1 == ~currentHeading~0); 62282#L2021 assume !(0 == ~currentFloorID~0); 62252#L2021-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 64850#L2027-5 havoc __utac_acc__Specification9_spec__3_#t~ret6, __utac_acc__Specification9_spec__3_#t~ret7, __utac_acc__Specification9_spec__3_#t~ret8, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~2, __utac_acc__Specification9_spec__3_~tmp___0~2, __utac_acc__Specification9_spec__3_~tmp___1~2;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~2;havoc __utac_acc__Specification9_spec__3_~tmp___0~2;havoc __utac_acc__Specification9_spec__3_~tmp___1~2;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 73142#L1362-5 __utac_acc__Specification9_spec__3_#t~ret6 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~2 := __utac_acc__Specification9_spec__3_#t~ret6;havoc __utac_acc__Specification9_spec__3_#t~ret6;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~2;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~11;havoc isEmpty_~retValue_acc~11; 73140#L1422-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~11 := 0;isEmpty_#res := isEmpty_~retValue_acc~11; 71572#L1454-6 __utac_acc__Specification9_spec__3_#t~ret7 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~2 := __utac_acc__Specification9_spec__3_#t~ret7;havoc __utac_acc__Specification9_spec__3_#t~ret7; 69651#L1011 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~2;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 69631#L1021-1 cleanup_~i~3 := 0; 69630#L3275-2 [2019-11-20 06:18:44,056 INFO L796 eck$LassoCheckResult]: Loop: 69630#L3275-2 assume !false; 69625#L3276 cleanup_~__cil_tmp4~3 := ~cleanupTimeShifts~0 - 1; 69623#L3279 assume cleanup_~i~3 < cleanup_~__cil_tmp4~3;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~6;havoc isBlocked_~retValue_acc~6;isBlocked_~retValue_acc~6 := 0;isBlocked_#res := isBlocked_~retValue_acc~6; 69622#L1185 cleanup_#t~ret160 := isBlocked_#res;cleanup_~tmp___0~12 := cleanup_#t~ret160;havoc cleanup_#t~ret160; 69621#L3283 assume 1 != cleanup_~tmp___0~12; 69620#L3283-1 havoc isIdle_#res;havoc isIdle_#t~ret17, isIdle_~retValue_acc~13, isIdle_~tmp~7;havoc isIdle_~retValue_acc~13;havoc isIdle_~tmp~7;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret12, anyStopRequested_#t~ret13, anyStopRequested_#t~ret14, anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_~retValue_acc~12, anyStopRequested_~tmp~6, anyStopRequested_~tmp___0~3, anyStopRequested_~tmp___1~3, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~12;havoc anyStopRequested_~tmp~6;havoc anyStopRequested_~tmp___0~3;havoc anyStopRequested_~tmp___1~3;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 69615#L372-65 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 69613#L399-65 anyStopRequested_#t~ret12 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret12;havoc anyStopRequested_#t~ret12; 69554#L1470 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~12 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~12; 69545#L1534 isIdle_#t~ret17 := anyStopRequested_#res;isIdle_~tmp~7 := isIdle_#t~ret17;havoc isIdle_#t~ret17;isIdle_~retValue_acc~13 := (if 0 == isIdle_~tmp~7 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~13; 69544#L1547 cleanup_#t~ret161 := isIdle_#res;cleanup_~tmp~27 := cleanup_#t~ret161;havoc cleanup_#t~ret161; 69543#L3295 assume !(0 != cleanup_~tmp~27);havoc timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_#t~ret65, timeShift_#t~ret66, timeShift_#t~ret67, timeShift_#t~ret68, timeShift_~tmp~16, timeShift_~tmp___0~10, timeShift_~tmp___1~6, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~10;havoc timeShift_~tmp___1~6;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret42, stopRequestedAtCurrentFloor_#t~ret43, stopRequestedAtCurrentFloor_#t~ret44, stopRequestedAtCurrentFloor_#t~ret45, stopRequestedAtCurrentFloor_~retValue_acc~20, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~8;havoc stopRequestedAtCurrentFloor_~retValue_acc~20;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~8;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret116, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;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; 68331#L372-70 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 68330#L399-70 isExecutiveFloorCalling_#t~ret116 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret116;havoc isExecutiveFloorCalling_#t~ret116;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 68329#L2714-3 stopRequestedAtCurrentFloor_#t~ret42 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret42;havoc stopRequestedAtCurrentFloor_#t~ret42; 68323#L2099-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~14;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 68324#L1362-6 stopRequestedAtCurrentFloor_#t~ret43 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~8 := stopRequestedAtCurrentFloor_#t~ret43;havoc stopRequestedAtCurrentFloor_#t~ret43; 68690#L2103-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8);stopRequestedAtCurrentFloor_~retValue_acc~20 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~20; 68691#L2116-1 timeShift_#t~ret58 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret58;havoc timeShift_#t~ret58; 69495#L2251-1 assume !(0 != timeShift_~tmp___9~2); 69454#L2342-3 assume 1 == ~doorState~0;~doorState~0 := 0; 69449#L2342-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~16, stopRequestedInDirection_~tmp~10, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~1;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~16;havoc stopRequestedInDirection_~tmp~10;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~1;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret116, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;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; 69447#L372-73 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 69446#L399-73 isExecutiveFloorCalling_#t~ret116 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret116;havoc isExecutiveFloorCalling_#t~ret116;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 68015#L2714-4 stopRequestedInDirection_#t~ret33 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret33;havoc stopRequestedInDirection_#t~ret33; 67724#L1954-2 assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 67622#L1362-9 stopRequestedInDirection_#t~ret34 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~10 := stopRequestedInDirection_#t~ret34;havoc stopRequestedInDirection_#t~ret34;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~1 := (if stopRequestedInDirection_~tmp~10 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~16 := (if stopRequestedInDirection_~__cil_tmp8~1 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~16; 67619#L1967-2 timeShift_#t~ret65 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret65;havoc timeShift_#t~ret65; 67616#L2350-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret36, continueInDirection_~dir, continueInDirection_~tmp~11;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~11;~currentHeading~0 := continueInDirection_~dir; 67613#L2011-3 assume !(1 == ~currentHeading~0); 65159#L2021-9 assume !(0 == ~currentFloorID~0); 67600#L2021-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 67597#L2027-11 havoc __utac_acc__Specification9_spec__3_#t~ret6, __utac_acc__Specification9_spec__3_#t~ret7, __utac_acc__Specification9_spec__3_#t~ret8, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~2, __utac_acc__Specification9_spec__3_~tmp___0~2, __utac_acc__Specification9_spec__3_~tmp___1~2;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~2;havoc __utac_acc__Specification9_spec__3_~tmp___0~2;havoc __utac_acc__Specification9_spec__3_~tmp___1~2;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 69710#L1362-11 __utac_acc__Specification9_spec__3_#t~ret6 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~2 := __utac_acc__Specification9_spec__3_#t~ret6;havoc __utac_acc__Specification9_spec__3_#t~ret6;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~2;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~11;havoc isEmpty_~retValue_acc~11; 69685#L1422-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~11 := 0;isEmpty_#res := isEmpty_~retValue_acc~11; 69682#L1454-13 __utac_acc__Specification9_spec__3_#t~ret7 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~2 := __utac_acc__Specification9_spec__3_#t~ret7;havoc __utac_acc__Specification9_spec__3_#t~ret7; 69634#L1011-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~2;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 69632#L1021-3 cleanup_~i~3 := 1 + cleanup_~i~3; 69630#L3275-2 [2019-11-20 06:18:44,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:18:44,057 INFO L82 PathProgramCache]: Analyzing trace with hash -2000350140, now seen corresponding path program 3 times [2019-11-20 06:18:44,057 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 06:18:44,058 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542328454] [2019-11-20 06:18:44,058 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 06:18:44,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:18:44,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:18:44,120 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542328454] [2019-11-20 06:18:44,120 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 06:18:44,120 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 06:18:44,121 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014135568] [2019-11-20 06:18:44,121 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-20 06:18:44,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:18:44,121 INFO L82 PathProgramCache]: Analyzing trace with hash 550558516, now seen corresponding path program 1 times [2019-11-20 06:18:44,121 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 06:18:44,122 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048757361] [2019-11-20 06:18:44,122 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 06:18:44,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:18:44,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:18:44,163 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048757361] [2019-11-20 06:18:44,164 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 06:18:44,164 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 06:18:44,164 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37695076] [2019-11-20 06:18:44,164 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 06:18:44,164 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 06:18:44,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 06:18:44,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-20 06:18:44,165 INFO L87 Difference]: Start difference. First operand 15772 states and 29575 transitions. cyclomatic complexity: 13805 Second operand 4 states. [2019-11-20 06:18:44,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 06:18:44,656 INFO L93 Difference]: Finished difference Result 43972 states and 82548 transitions. [2019-11-20 06:18:44,656 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 06:18:44,657 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43972 states and 82548 transitions. [2019-11-20 06:18:44,875 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 36192 [2019-11-20 06:18:45,040 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43972 states to 43972 states and 82548 transitions. [2019-11-20 06:18:45,040 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 43972 [2019-11-20 06:18:45,080 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 43972 [2019-11-20 06:18:45,080 INFO L73 IsDeterministic]: Start isDeterministic. Operand 43972 states and 82548 transitions. [2019-11-20 06:18:45,119 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 06:18:45,120 INFO L688 BuchiCegarLoop]: Abstraction has 43972 states and 82548 transitions. [2019-11-20 06:18:45,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43972 states and 82548 transitions. [2019-11-20 06:18:45,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43972 to 15794. [2019-11-20 06:18:45,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15794 states. [2019-11-20 06:18:45,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15794 states to 15794 states and 29597 transitions. [2019-11-20 06:18:45,471 INFO L711 BuchiCegarLoop]: Abstraction has 15794 states and 29597 transitions. [2019-11-20 06:18:45,471 INFO L591 BuchiCegarLoop]: Abstraction has 15794 states and 29597 transitions. [2019-11-20 06:18:45,471 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-11-20 06:18:45,472 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15794 states and 29597 transitions. [2019-11-20 06:18:45,521 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10556 [2019-11-20 06:18:45,521 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 06:18:45,521 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 06:18:45,527 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] [2019-11-20 06:18:45,527 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 06:18:45,528 INFO L794 eck$LassoCheckResult]: Stem: 123901#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~cleanupTimeShifts~0 := 12;~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;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(10);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string71.base, #t~string71.offset, 1);call write~init~int(95, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(93, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 3 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string73.base, #t~string73.offset, 1);call write~init~int(93, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(32, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 3 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string75.base, #t~string75.offset, 1);call write~init~int(97, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(116, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(32, #t~string75.base, 3 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 4 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string77.base, #t~string77.offset, 1);call write~init~int(105, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 2 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(10);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string81.base, #t~string81.offset, 1);call write~init~int(112, #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(5);call write~init~int(100, #t~string83.base, #t~string83.offset, 1);call write~init~int(111, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(119, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(110, #t~string83.base, 3 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 4 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(73, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(76, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(95, #t~string85.base, 3 + #t~string85.offset, 1);call write~init~int(112, #t~string85.base, 4 + #t~string85.offset, 1);call write~init~int(58, #t~string85.base, 5 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 6 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(37, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(105, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~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(6);call write~init~int(32, #t~string97.base, #t~string97.offset, 1);call write~init~int(70, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(95, #t~string97.base, 2 + #t~string97.offset, 1);call write~init~int(112, #t~string97.base, 3 + #t~string97.offset, 1);call write~init~int(58, #t~string97.base, 4 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 5 + #t~string97.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string100.base, #t~string100.offset, 1);call write~init~int(37, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(105, #t~string100.base, 2 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 3 + #t~string100.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string103.base, #t~string103.offset, 1);call write~init~int(37, #t~string103.base, 1 + #t~string103.offset, 1);call write~init~int(105, #t~string103.base, 2 + #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 3 + #t~string103.offset, 1);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string106.base, #t~string106.offset, 1);call write~init~int(37, #t~string106.base, 1 + #t~string106.offset, 1);call write~init~int(105, #t~string106.base, 2 + #t~string106.offset, 1);call write~init~int(0, #t~string106.base, 3 + #t~string106.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string109.base, #t~string109.offset, 1);call write~init~int(37, #t~string109.base, 1 + #t~string109.offset, 1);call write~init~int(105, #t~string109.base, 2 + #t~string109.offset, 1);call write~init~int(0, #t~string109.base, 3 + #t~string109.offset, 1);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string112.base, #t~string112.offset, 1);call write~init~int(37, #t~string112.base, 1 + #t~string112.offset, 1);call write~init~int(105, #t~string112.base, 2 + #t~string112.offset, 1);call write~init~int(0, #t~string112.base, 3 + #t~string112.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string114.base, #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 1 + #t~string114.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(30);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(9);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(21);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(21);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(25);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(25); 123902#L-1 havoc main_#res;havoc main_#t~ret166, main_~retValue_acc~31, main_~tmp~29;havoc main_~retValue_acc~31;havoc main_~tmp~29; 123885#L2753 havoc valid_product_#res;havoc valid_product_~retValue_acc~26;havoc valid_product_~retValue_acc~26;valid_product_~retValue_acc~26 := 1;valid_product_#res := valid_product_~retValue_acc~26; 123886#L2761 main_#t~ret166 := valid_product_#res;main_~tmp~29 := main_#t~ret166;havoc main_#t~ret166; 124545#L3468 assume 0 != main_~tmp~29; 124546#L3443 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 124841#L968 havoc bigMacCall_#t~ret159, bigMacCall_~tmp~26;havoc bigMacCall_~tmp~26;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 124842#L85 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 123908#L110 bigMacCall_#t~ret159 := getOrigin_#res;bigMacCall_~tmp~26 := bigMacCall_#t~ret159;havoc bigMacCall_#t~ret159;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~26;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 123196#L643 assume 0 == initPersonOnFloor_~floor; 123197#L644 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 120941#L751-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 121785#L435 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 121786#L447-2 havoc cleanup_#t~ret160, cleanup_#t~ret161, cleanup_~i~3, cleanup_~tmp~27, cleanup_~tmp___0~12, cleanup_~__cil_tmp4~3;havoc cleanup_~i~3;havoc cleanup_~tmp~27;havoc cleanup_~tmp___0~12;havoc cleanup_~__cil_tmp4~3;havoc timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_#t~ret65, timeShift_#t~ret66, timeShift_#t~ret67, timeShift_#t~ret68, timeShift_~tmp~16, timeShift_~tmp___0~10, timeShift_~tmp___1~6, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~10;havoc timeShift_~tmp___1~6;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret42, stopRequestedAtCurrentFloor_#t~ret43, stopRequestedAtCurrentFloor_#t~ret44, stopRequestedAtCurrentFloor_#t~ret45, stopRequestedAtCurrentFloor_~retValue_acc~20, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~8;havoc stopRequestedAtCurrentFloor_~retValue_acc~20;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~8;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret116, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;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; 123864#L372 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 123865#L399 isExecutiveFloorCalling_#t~ret116 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret116;havoc isExecutiveFloorCalling_#t~ret116;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 125280#L2714 stopRequestedAtCurrentFloor_#t~ret42 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret42;havoc stopRequestedAtCurrentFloor_#t~ret42; 125278#L2099 assume 0 != stopRequestedAtCurrentFloor_~tmp~14;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 122782#L1362 stopRequestedAtCurrentFloor_#t~ret43 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~8 := stopRequestedAtCurrentFloor_#t~ret43;havoc stopRequestedAtCurrentFloor_#t~ret43; 122783#L2103 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8);stopRequestedAtCurrentFloor_~retValue_acc~20 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~20; 125256#L2116 timeShift_#t~ret58 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret58;havoc timeShift_#t~ret58; 125248#L2251 assume !(0 != timeShift_~tmp___9~2); 125249#L2342 assume !(1 == ~doorState~0); 123183#L2342-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~16, stopRequestedInDirection_~tmp~10, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~1;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~16;havoc stopRequestedInDirection_~tmp~10;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~1;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret116, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;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; 123184#L372-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 125308#L399-3 isExecutiveFloorCalling_#t~ret116 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret116;havoc isExecutiveFloorCalling_#t~ret116;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 125309#L2714-1 stopRequestedInDirection_#t~ret33 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret33;havoc stopRequestedInDirection_#t~ret33; 125243#L1954 assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 125244#L1362-3 stopRequestedInDirection_#t~ret34 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~10 := stopRequestedInDirection_#t~ret34;havoc stopRequestedInDirection_#t~ret34;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~1 := (if stopRequestedInDirection_~tmp~10 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~16 := (if stopRequestedInDirection_~__cil_tmp8~1 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~16; 125333#L1967 timeShift_#t~ret65 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret65;havoc timeShift_#t~ret65; 125331#L2350 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret36, continueInDirection_~dir, continueInDirection_~tmp~11;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~11;~currentHeading~0 := continueInDirection_~dir; 125332#L2011 assume !(1 == ~currentHeading~0); 124878#L2021 assume !(0 == ~currentFloorID~0); 122053#L2021-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 124867#L2027-5 havoc __utac_acc__Specification9_spec__3_#t~ret6, __utac_acc__Specification9_spec__3_#t~ret7, __utac_acc__Specification9_spec__3_#t~ret8, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~2, __utac_acc__Specification9_spec__3_~tmp___0~2, __utac_acc__Specification9_spec__3_~tmp___1~2;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~2;havoc __utac_acc__Specification9_spec__3_~tmp___0~2;havoc __utac_acc__Specification9_spec__3_~tmp___1~2;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 122769#L1362-5 __utac_acc__Specification9_spec__3_#t~ret6 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~2 := __utac_acc__Specification9_spec__3_#t~ret6;havoc __utac_acc__Specification9_spec__3_#t~ret6;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~2;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~11;havoc isEmpty_~retValue_acc~11; 122770#L1422-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~11 := 0;isEmpty_#res := isEmpty_~retValue_acc~11; 123644#L1454-6 __utac_acc__Specification9_spec__3_#t~ret7 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~2 := __utac_acc__Specification9_spec__3_#t~ret7;havoc __utac_acc__Specification9_spec__3_#t~ret7; 122603#L1011 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~2);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~8;havoc areDoorsOpen_~retValue_acc~8;areDoorsOpen_~retValue_acc~8 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~8; 122604#L1371 __utac_acc__Specification9_spec__3_#t~ret8 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~2 := __utac_acc__Specification9_spec__3_#t~ret8;havoc __utac_acc__Specification9_spec__3_#t~ret8; 123176#L1021 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~2); 120920#L1021-1 cleanup_~i~3 := 0; 127537#L3275-2 [2019-11-20 06:18:45,529 INFO L796 eck$LassoCheckResult]: Loop: 127537#L3275-2 assume !false; 127533#L3276 cleanup_~__cil_tmp4~3 := ~cleanupTimeShifts~0 - 1; 127530#L3279 assume cleanup_~i~3 < cleanup_~__cil_tmp4~3;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~6;havoc isBlocked_~retValue_acc~6;isBlocked_~retValue_acc~6 := 0;isBlocked_#res := isBlocked_~retValue_acc~6; 127526#L1185 cleanup_#t~ret160 := isBlocked_#res;cleanup_~tmp___0~12 := cleanup_#t~ret160;havoc cleanup_#t~ret160; 127524#L3283 assume 1 != cleanup_~tmp___0~12; 127523#L3283-1 havoc isIdle_#res;havoc isIdle_#t~ret17, isIdle_~retValue_acc~13, isIdle_~tmp~7;havoc isIdle_~retValue_acc~13;havoc isIdle_~tmp~7;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret12, anyStopRequested_#t~ret13, anyStopRequested_#t~ret14, anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_~retValue_acc~12, anyStopRequested_~tmp~6, anyStopRequested_~tmp___0~3, anyStopRequested_~tmp___1~3, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~12;havoc anyStopRequested_~tmp~6;havoc anyStopRequested_~tmp___0~3;havoc anyStopRequested_~tmp___1~3;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 127522#L372-65 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 127512#L399-65 anyStopRequested_#t~ret12 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret12;havoc anyStopRequested_#t~ret12; 127504#L1470 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~12 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~12; 127495#L1534 isIdle_#t~ret17 := anyStopRequested_#res;isIdle_~tmp~7 := isIdle_#t~ret17;havoc isIdle_#t~ret17;isIdle_~retValue_acc~13 := (if 0 == isIdle_~tmp~7 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~13; 127484#L1547 cleanup_#t~ret161 := isIdle_#res;cleanup_~tmp~27 := cleanup_#t~ret161;havoc cleanup_#t~ret161; 127478#L3295 assume !(0 != cleanup_~tmp~27);havoc timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_#t~ret65, timeShift_#t~ret66, timeShift_#t~ret67, timeShift_#t~ret68, timeShift_~tmp~16, timeShift_~tmp___0~10, timeShift_~tmp___1~6, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~10;havoc timeShift_~tmp___1~6;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret42, stopRequestedAtCurrentFloor_#t~ret43, stopRequestedAtCurrentFloor_#t~ret44, stopRequestedAtCurrentFloor_#t~ret45, stopRequestedAtCurrentFloor_~retValue_acc~20, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~8;havoc stopRequestedAtCurrentFloor_~retValue_acc~20;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~8;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret116, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;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; 127479#L372-70 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 127415#L399-70 isExecutiveFloorCalling_#t~ret116 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret116;havoc isExecutiveFloorCalling_#t~ret116;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 127470#L2714-3 stopRequestedAtCurrentFloor_#t~ret42 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret42;havoc stopRequestedAtCurrentFloor_#t~ret42; 127457#L2099-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~14;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 127453#L1362-6 stopRequestedAtCurrentFloor_#t~ret43 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~8 := stopRequestedAtCurrentFloor_#t~ret43;havoc stopRequestedAtCurrentFloor_#t~ret43; 127448#L2103-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8);stopRequestedAtCurrentFloor_~retValue_acc~20 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~20; 122051#L2116-1 timeShift_#t~ret58 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret58;havoc timeShift_#t~ret58; 134225#L2251-1 assume !(0 != timeShift_~tmp___9~2); 123181#L2342-3 assume 1 == ~doorState~0;~doorState~0 := 0; 123182#L2342-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~16, stopRequestedInDirection_~tmp~10, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~1;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~16;havoc stopRequestedInDirection_~tmp~10;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~1;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret116, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;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; 123187#L372-73 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 122370#L399-73 isExecutiveFloorCalling_#t~ret116 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret116;havoc isExecutiveFloorCalling_#t~ret116;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 121019#L2714-4 stopRequestedInDirection_#t~ret33 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret33;havoc stopRequestedInDirection_#t~ret33; 121020#L1954-2 assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 122752#L1362-9 stopRequestedInDirection_#t~ret34 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~10 := stopRequestedInDirection_#t~ret34;havoc stopRequestedInDirection_#t~ret34;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~1 := (if stopRequestedInDirection_~tmp~10 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~16 := (if stopRequestedInDirection_~__cil_tmp8~1 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~16; 122753#L1967-2 timeShift_#t~ret65 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret65;havoc timeShift_#t~ret65; 122876#L2350-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret36, continueInDirection_~dir, continueInDirection_~tmp~11;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~11;~currentHeading~0 := continueInDirection_~dir; 122080#L2011-3 assume !(1 == ~currentHeading~0); 122081#L2021-9 assume !(0 == ~currentFloorID~0); 122042#L2021-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 124784#L2027-11 havoc __utac_acc__Specification9_spec__3_#t~ret6, __utac_acc__Specification9_spec__3_#t~ret7, __utac_acc__Specification9_spec__3_#t~ret8, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~2, __utac_acc__Specification9_spec__3_~tmp___0~2, __utac_acc__Specification9_spec__3_~tmp___1~2;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~2;havoc __utac_acc__Specification9_spec__3_~tmp___0~2;havoc __utac_acc__Specification9_spec__3_~tmp___1~2;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 124785#L1362-11 __utac_acc__Specification9_spec__3_#t~ret6 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~2 := __utac_acc__Specification9_spec__3_#t~ret6;havoc __utac_acc__Specification9_spec__3_#t~ret6;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~2;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~11;havoc isEmpty_~retValue_acc~11; 127571#L1422-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~11 := 0;isEmpty_#res := isEmpty_~retValue_acc~11; 127558#L1454-13 __utac_acc__Specification9_spec__3_#t~ret7 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~2 := __utac_acc__Specification9_spec__3_#t~ret7;havoc __utac_acc__Specification9_spec__3_#t~ret7; 128376#L1011-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~2);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~8;havoc areDoorsOpen_~retValue_acc~8;areDoorsOpen_~retValue_acc~8 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~8; 127547#L1371-1 __utac_acc__Specification9_spec__3_#t~ret8 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~2 := __utac_acc__Specification9_spec__3_#t~ret8;havoc __utac_acc__Specification9_spec__3_#t~ret8; 127550#L1021-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~2); 127544#L1021-3 cleanup_~i~3 := 1 + cleanup_~i~3; 127537#L3275-2 [2019-11-20 06:18:45,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:18:45,529 INFO L82 PathProgramCache]: Analyzing trace with hash 1809138305, now seen corresponding path program 1 times [2019-11-20 06:18:45,530 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 06:18:45,530 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473512282] [2019-11-20 06:18:45,530 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 06:18:45,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:18:45,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:18:45,608 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473512282] [2019-11-20 06:18:45,608 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 06:18:45,608 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 06:18:45,608 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332078256] [2019-11-20 06:18:45,608 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-20 06:18:45,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:18:45,609 INFO L82 PathProgramCache]: Analyzing trace with hash 806310577, now seen corresponding path program 1 times [2019-11-20 06:18:45,609 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 06:18:45,609 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231645789] [2019-11-20 06:18:45,609 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 06:18:45,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 06:18:45,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 06:18:45,696 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 06:18:46,574 WARN L191 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 165 [2019-11-20 06:18:47,538 WARN L191 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-20 06:18:47,551 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 06:18:47,552 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 06:18:47,552 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 06:18:47,552 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 06:18:47,553 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 06:18:47,553 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:47,553 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 06:18:47,553 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 06:18:47,553 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product31.cil.c_Iteration4_Loop [2019-11-20 06:18:47,554 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 06:18:47,554 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 06:18:47,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,595 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,641 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,667 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,674 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,678 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,800 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,809 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,820 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,836 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,837 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,839 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,848 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:47,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:48,173 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2019-11-20 06:18:48,717 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 06:18:48,722 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/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) [2019-11-20 06:18:48,738 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 06:18:48,738 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:48,749 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 06:18:48,750 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_~retValue_acc~13=0} Honda state: {ULTIMATE.start_isIdle_~retValue_acc~13=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 06:18:48,773 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 06:18:48,773 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:48,782 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 06:18:48,782 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/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/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 [2019-11-20 06:18:48,870 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 06:18:48,874 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 06:18:48,883 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 06:18:48,883 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___9~2=0, ULTIMATE.start_stopRequestedAtCurrentFloor_#res=0} Honda state: {ULTIMATE.start_timeShift_~tmp___9~2=0, ULTIMATE.start_stopRequestedAtCurrentFloor_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/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 [2019-11-20 06:18:48,902 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 06:18:48,902 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 06:18:48,919 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 06:18:48,919 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_continueInDirection_#t~ret36=0} Honda state: {ULTIMATE.start_continueInDirection_#t~ret36=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/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 [2019-11-20 06:18:48,952 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 06:18:48,953 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 06:18:48,961 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 06:18:48,961 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#t~ret17=0} Honda state: {ULTIMATE.start_isIdle_#t~ret17=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 06:18:48,980 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 06:18:48,980 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:48,984 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 06:18:48,984 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp~16=0} Honda state: {ULTIMATE.start_timeShift_~tmp~16=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/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) [2019-11-20 06:18:48,999 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 06:18:49,000 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 [2019-11-20 06:18:49,007 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 06:18:49,007 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isExecutiveFloorCalling_#t~ret116=0} Honda state: {ULTIMATE.start_isExecutiveFloorCalling_#t~ret116=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 06:18:49,022 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 06:18:49,022 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:49,028 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 06:18:49,028 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#res=1, ULTIMATE.start_anyStopRequested_~retValue_acc~12=1, ULTIMATE.start_isIdle_~tmp~7=1} Honda state: {ULTIMATE.start_anyStopRequested_#res=1, ULTIMATE.start_anyStopRequested_~retValue_acc~12=1, ULTIMATE.start_isIdle_~tmp~7=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 06:18:49,043 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 06:18:49,044 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:49,048 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 06:18:49,049 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret59=0} Honda state: {ULTIMATE.start_timeShift_#t~ret59=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:49,067 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 06:18:49,067 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 06:18:49,071 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 06:18:49,071 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification9_spec__3_~tmp___1~2=0} Honda state: {ULTIMATE.start___utac_acc__Specification9_spec__3_~tmp___1~2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:49,084 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 06:18:49,084 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 06:18:49,087 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 06:18:49,087 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___1~6=0} Honda state: {ULTIMATE.start_timeShift_~tmp___1~6=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:49,091 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 06:18:49,091 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 06:18:49,094 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 06:18:49,094 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___2~0=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___2~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:49,098 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 06:18:49,099 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:49,107 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 06:18:49,108 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 06:18:49,111 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 06:18:49,113 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 06:18:49,113 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 06:18:49,113 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 06:18:49,113 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 06:18:49,113 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 06:18:49,113 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:49,113 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 06:18:49,113 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 06:18:49,113 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product31.cil.c_Iteration4_Loop [2019-11-20 06:18:49,113 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 06:18:49,114 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 06:18:49,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,137 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,139 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,146 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,171 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,184 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,187 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,312 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,316 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,344 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,397 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,407 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,413 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,423 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,446 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,469 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,474 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,478 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,518 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,523 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,539 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:49,904 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2019-11-20 06:18:50,163 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2019-11-20 06:18:50,503 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 06:18:50,508 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:50,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 06:18:50,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 06:18:50,517 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 06:18:50,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 06:18:50,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 06:18:50,518 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 06:18:50,519 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 06:18:50,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 06:18:50,523 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:50,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 06:18:50,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 06:18:50,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 06:18:50,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 06:18:50,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 06:18:50,530 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 06:18:50,531 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 06:18:50,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 06:18:50,533 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:50,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 06:18:50,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 06:18:50,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 06:18:50,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 06:18:50,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 06:18:50,540 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 06:18:50,542 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 06:18:50,542 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 06:18:50,544 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:50,558 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 06:18:50,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 06:18:50,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 06:18:50,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 06:18:50,559 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 06:18:50,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 06:18:50,566 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 06:18:50,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 06:18:50,577 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:50,603 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 [2019-11-20 06:18:50,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 06:18:50,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 06:18:50,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 06:18:50,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 06:18:50,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 06:18:50,606 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 06:18:50,606 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 06:18:50,607 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 06:18:50,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 06:18:50,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 06:18:50,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 06:18:50,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 06:18:50,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 06:18:50,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 06:18:50,627 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 06:18:50,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:50,630 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 06:18:50,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 06:18:50,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 06:18:50,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 06:18:50,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 06:18:50,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 06:18:50,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 06:18:50,652 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 06:18:50,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:50,658 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 06:18:50,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 06:18:50,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 06:18:50,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 06:18:50,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 06:18:50,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 06:18:50,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 06:18:50,673 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 06:18:50,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:50,675 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:50,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 06:18:50,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 06:18:50,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 06:18:50,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 06:18:50,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 06:18:50,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 06:18:50,723 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 06:18:50,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 06:18:50,734 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:50,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 06:18:50,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 06:18:50,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 06:18:50,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 06:18:50,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 06:18:50,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 06:18:50,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 06:18:50,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 06:18:50,754 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 06:18:50,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 06:18:50,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 06:18:50,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 06:18:50,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 06:18:50,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 06:18:50,764 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 06:18:50,765 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 06:18:50,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:50,768 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 06:18:50,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 06:18:50,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 06:18:50,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 06:18:50,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 06:18:50,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 06:18:50,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 06:18:50,777 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 06:18:50,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:50,778 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 06:18:50,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 06:18:50,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 06:18:50,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 06:18:50,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 06:18:50,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 06:18:50,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 06:18:50,790 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 06:18:50,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:50,792 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 06:18:50,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 06:18:50,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 06:18:50,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 06:18:50,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 06:18:50,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 06:18:50,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 06:18:50,802 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 06:18:50,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:50,804 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 06:18:50,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 06:18:50,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 06:18:50,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 06:18:50,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 06:18:50,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 06:18:50,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 06:18:50,814 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 06:18:50,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:50,816 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 06:18:50,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 06:18:50,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 06:18:50,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 06:18:50,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 06:18:50,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 06:18:50,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 06:18:50,824 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 06:18:50,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:50,827 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-20 06:18:50,831 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-20 06:18:50,831 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 06:18:50,839 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-20 06:18:50,840 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-20 06:18:50,840 INFO L510 LassoAnalysis]: Proved termination. [2019-11-20 06:18:50,840 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(~doorState~0) = 1*~doorState~0 Supporting invariants [] [2019-11-20 06:18:50,843 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:50,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:18:51,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:18:51,014 INFO L255 TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 06:18:51,021 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 06:18:51,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:18:51,084 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-20 06:18:51,087 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 06:18:51,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:18:51,118 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-20 06:18:51,118 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15794 states and 29597 transitions. cyclomatic complexity: 13805 Second operand 4 states. [2019-11-20 06:18:51,551 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15794 states and 29597 transitions. cyclomatic complexity: 13805. Second operand 4 states. Result 26091 states and 48597 transitions. Complement of second has 5 states. [2019-11-20 06:18:51,551 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-20 06:18:51,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-11-20 06:18:51,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 5219 transitions. [2019-11-20 06:18:51,559 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 5219 transitions. Stem has 42 letters. Loop has 40 letters. [2019-11-20 06:18:51,561 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 06:18:51,561 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 5219 transitions. Stem has 82 letters. Loop has 40 letters. [2019-11-20 06:18:51,562 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 06:18:51,563 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 5219 transitions. Stem has 42 letters. Loop has 80 letters. [2019-11-20 06:18:51,564 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 06:18:51,565 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26091 states and 48597 transitions. [2019-11-20 06:18:51,762 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 15620 [2019-11-20 06:18:51,871 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26091 states to 26091 states and 48597 transitions. [2019-11-20 06:18:51,871 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20936 [2019-11-20 06:18:51,895 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20947 [2019-11-20 06:18:51,895 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26091 states and 48597 transitions. [2019-11-20 06:18:51,897 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-20 06:18:51,897 INFO L688 BuchiCegarLoop]: Abstraction has 26091 states and 48597 transitions. [2019-11-20 06:18:51,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26091 states and 48597 transitions. [2019-11-20 06:18:52,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26091 to 26081. [2019-11-20 06:18:52,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26081 states. [2019-11-20 06:18:52,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26081 states to 26081 states and 48585 transitions. [2019-11-20 06:18:52,282 INFO L711 BuchiCegarLoop]: Abstraction has 26081 states and 48585 transitions. [2019-11-20 06:18:52,282 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 06:18:52,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 06:18:52,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 06:18:52,283 INFO L87 Difference]: Start difference. First operand 26081 states and 48585 transitions. Second operand 3 states. [2019-11-20 06:18:52,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 06:18:52,456 INFO L93 Difference]: Finished difference Result 26081 states and 48579 transitions. [2019-11-20 06:18:52,456 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 06:18:52,456 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26081 states and 48579 transitions. [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Exception during sending of exit command (exit): Broken pipe [2019-11-20 06:18:52,876 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 15620 [2019-11-20 06:18:52,974 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26081 states to 26081 states and 48579 transitions. [2019-11-20 06:18:52,975 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20937 [2019-11-20 06:18:52,997 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20937 [2019-11-20 06:18:52,997 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26081 states and 48579 transitions. [2019-11-20 06:18:53,018 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-20 06:18:53,018 INFO L688 BuchiCegarLoop]: Abstraction has 26081 states and 48579 transitions. [2019-11-20 06:18:53,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26081 states and 48579 transitions. [2019-11-20 06:18:53,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26081 to 26081. [2019-11-20 06:18:53,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26081 states. [2019-11-20 06:18:53,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26081 states to 26081 states and 48579 transitions. [2019-11-20 06:18:53,319 INFO L711 BuchiCegarLoop]: Abstraction has 26081 states and 48579 transitions. [2019-11-20 06:18:53,319 INFO L591 BuchiCegarLoop]: Abstraction has 26081 states and 48579 transitions. [2019-11-20 06:18:53,319 INFO L424 BuchiCegarLoop]: ======== Iteration 5============ [2019-11-20 06:18:53,319 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26081 states and 48579 transitions. [2019-11-20 06:18:53,391 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 15620 [2019-11-20 06:18:53,392 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 06:18:53,392 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 06:18:53,396 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] [2019-11-20 06:18:53,396 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 06:18:53,398 INFO L794 eck$LassoCheckResult]: Stem: 218814#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~cleanupTimeShifts~0 := 12;~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;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(10);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string71.base, #t~string71.offset, 1);call write~init~int(95, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(93, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 3 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string73.base, #t~string73.offset, 1);call write~init~int(93, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(32, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 3 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string75.base, #t~string75.offset, 1);call write~init~int(97, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(116, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(32, #t~string75.base, 3 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 4 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string77.base, #t~string77.offset, 1);call write~init~int(105, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 2 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(10);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string81.base, #t~string81.offset, 1);call write~init~int(112, #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(5);call write~init~int(100, #t~string83.base, #t~string83.offset, 1);call write~init~int(111, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(119, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(110, #t~string83.base, 3 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 4 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(73, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(76, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(95, #t~string85.base, 3 + #t~string85.offset, 1);call write~init~int(112, #t~string85.base, 4 + #t~string85.offset, 1);call write~init~int(58, #t~string85.base, 5 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 6 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(37, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(105, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~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(6);call write~init~int(32, #t~string97.base, #t~string97.offset, 1);call write~init~int(70, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(95, #t~string97.base, 2 + #t~string97.offset, 1);call write~init~int(112, #t~string97.base, 3 + #t~string97.offset, 1);call write~init~int(58, #t~string97.base, 4 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 5 + #t~string97.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string100.base, #t~string100.offset, 1);call write~init~int(37, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(105, #t~string100.base, 2 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 3 + #t~string100.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string103.base, #t~string103.offset, 1);call write~init~int(37, #t~string103.base, 1 + #t~string103.offset, 1);call write~init~int(105, #t~string103.base, 2 + #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 3 + #t~string103.offset, 1);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string106.base, #t~string106.offset, 1);call write~init~int(37, #t~string106.base, 1 + #t~string106.offset, 1);call write~init~int(105, #t~string106.base, 2 + #t~string106.offset, 1);call write~init~int(0, #t~string106.base, 3 + #t~string106.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string109.base, #t~string109.offset, 1);call write~init~int(37, #t~string109.base, 1 + #t~string109.offset, 1);call write~init~int(105, #t~string109.base, 2 + #t~string109.offset, 1);call write~init~int(0, #t~string109.base, 3 + #t~string109.offset, 1);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string112.base, #t~string112.offset, 1);call write~init~int(37, #t~string112.base, 1 + #t~string112.offset, 1);call write~init~int(105, #t~string112.base, 2 + #t~string112.offset, 1);call write~init~int(0, #t~string112.base, 3 + #t~string112.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string114.base, #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 1 + #t~string114.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(30);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(9);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(21);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(21);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(25);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(25); 218815#L-1 havoc main_#res;havoc main_#t~ret166, main_~retValue_acc~31, main_~tmp~29;havoc main_~retValue_acc~31;havoc main_~tmp~29; 218791#L2753 havoc valid_product_#res;havoc valid_product_~retValue_acc~26;havoc valid_product_~retValue_acc~26;valid_product_~retValue_acc~26 := 1;valid_product_#res := valid_product_~retValue_acc~26; 218792#L2761 main_#t~ret166 := valid_product_#res;main_~tmp~29 := main_#t~ret166;havoc main_#t~ret166; 219566#L3468 assume 0 != main_~tmp~29; 219567#L3443 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 219854#L968 havoc bigMacCall_#t~ret159, bigMacCall_~tmp~26;havoc bigMacCall_~tmp~26;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 219855#L85 assume !(0 == getOrigin_~person); 219814#L89 assume !(1 == getOrigin_~person); 219741#L93 assume !(2 == getOrigin_~person); 219742#L97 assume !(3 == getOrigin_~person); 220042#L101 assume !(4 == getOrigin_~person); 218912#L105 assume 5 == getOrigin_~person;getOrigin_~retValue_acc~1 := 1;getOrigin_#res := getOrigin_~retValue_acc~1; 218822#L110 bigMacCall_#t~ret159 := getOrigin_#res;bigMacCall_~tmp~26 := bigMacCall_#t~ret159;havoc bigMacCall_#t~ret159;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~26;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 217899#L643 assume 0 == initPersonOnFloor_~floor; 217900#L644 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 215275#L751-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 216228#L435 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 216229#L447-2 havoc cleanup_#t~ret160, cleanup_#t~ret161, cleanup_~i~3, cleanup_~tmp~27, cleanup_~tmp___0~12, cleanup_~__cil_tmp4~3;havoc cleanup_~i~3;havoc cleanup_~tmp~27;havoc cleanup_~tmp___0~12;havoc cleanup_~__cil_tmp4~3;havoc timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_#t~ret65, timeShift_#t~ret66, timeShift_#t~ret67, timeShift_#t~ret68, timeShift_~tmp~16, timeShift_~tmp___0~10, timeShift_~tmp___1~6, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~10;havoc timeShift_~tmp___1~6;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret42, stopRequestedAtCurrentFloor_#t~ret43, stopRequestedAtCurrentFloor_#t~ret44, stopRequestedAtCurrentFloor_#t~ret45, stopRequestedAtCurrentFloor_~retValue_acc~20, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~8;havoc stopRequestedAtCurrentFloor_~retValue_acc~20;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~8;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret116, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;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; 218767#L372 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 217106#L399 isExecutiveFloorCalling_#t~ret116 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret116;havoc isExecutiveFloorCalling_#t~ret116;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 215429#L2714 stopRequestedAtCurrentFloor_#t~ret42 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret42;havoc stopRequestedAtCurrentFloor_#t~ret42; 215430#L2099 assume 0 != stopRequestedAtCurrentFloor_~tmp~14;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 216585#L1362 stopRequestedAtCurrentFloor_#t~ret43 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~8 := stopRequestedAtCurrentFloor_#t~ret43;havoc stopRequestedAtCurrentFloor_#t~ret43; 216544#L2103 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8);stopRequestedAtCurrentFloor_~retValue_acc~20 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~20; 216546#L2116 timeShift_#t~ret58 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret58;havoc timeShift_#t~ret58; 223950#L2251 assume !(0 != timeShift_~tmp___9~2); 223947#L2342 assume !(1 == ~doorState~0); 223946#L2342-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~16, stopRequestedInDirection_~tmp~10, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~1;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~16;havoc stopRequestedInDirection_~tmp~10;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~1;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret116, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;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; 223944#L372-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 223943#L399-3 isExecutiveFloorCalling_#t~ret116 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret116;havoc isExecutiveFloorCalling_#t~ret116;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 223940#L2714-1 stopRequestedInDirection_#t~ret33 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret33;havoc stopRequestedInDirection_#t~ret33; 223939#L1954 assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 223901#L1362-3 stopRequestedInDirection_#t~ret34 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~10 := stopRequestedInDirection_#t~ret34;havoc stopRequestedInDirection_#t~ret34;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~1 := (if stopRequestedInDirection_~tmp~10 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~16 := (if stopRequestedInDirection_~__cil_tmp8~1 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~16; 223900#L1967 timeShift_#t~ret65 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret65;havoc timeShift_#t~ret65; 223899#L2350 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret36, continueInDirection_~dir, continueInDirection_~tmp~11;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~11;~currentHeading~0 := continueInDirection_~dir; 223145#L2011 assume !(1 == ~currentHeading~0); 219885#L2021 assume !(0 == ~currentFloorID~0); 219883#L2021-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 219808#L2027-5 havoc __utac_acc__Specification9_spec__3_#t~ret6, __utac_acc__Specification9_spec__3_#t~ret7, __utac_acc__Specification9_spec__3_#t~ret8, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~2, __utac_acc__Specification9_spec__3_~tmp___0~2, __utac_acc__Specification9_spec__3_~tmp___1~2;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~2;havoc __utac_acc__Specification9_spec__3_~tmp___0~2;havoc __utac_acc__Specification9_spec__3_~tmp___1~2;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 217432#L1362-5 __utac_acc__Specification9_spec__3_#t~ret6 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~2 := __utac_acc__Specification9_spec__3_#t~ret6;havoc __utac_acc__Specification9_spec__3_#t~ret6;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~2;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~11;havoc isEmpty_~retValue_acc~11; 217433#L1422-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~11 := 0;isEmpty_#res := isEmpty_~retValue_acc~11; 217002#L1454-6 __utac_acc__Specification9_spec__3_#t~ret7 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~2 := __utac_acc__Specification9_spec__3_#t~ret7;havoc __utac_acc__Specification9_spec__3_#t~ret7; 217003#L1011 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~2);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~8;havoc areDoorsOpen_~retValue_acc~8;areDoorsOpen_~retValue_acc~8 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~8; 216843#L1371 __utac_acc__Specification9_spec__3_#t~ret8 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~2 := __utac_acc__Specification9_spec__3_#t~ret8;havoc __utac_acc__Specification9_spec__3_#t~ret8; 216844#L1021 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~2); 215248#L1021-1 cleanup_~i~3 := 0; 217873#L3275-2 assume !false; 224114#L3276 [2019-11-20 06:18:53,399 INFO L796 eck$LassoCheckResult]: Loop: 224114#L3276 cleanup_~__cil_tmp4~3 := ~cleanupTimeShifts~0 - 1; 240289#L3279 assume cleanup_~i~3 < cleanup_~__cil_tmp4~3;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~6;havoc isBlocked_~retValue_acc~6;isBlocked_~retValue_acc~6 := 0;isBlocked_#res := isBlocked_~retValue_acc~6; 240288#L1185 cleanup_#t~ret160 := isBlocked_#res;cleanup_~tmp___0~12 := cleanup_#t~ret160;havoc cleanup_#t~ret160; 240287#L3283 assume 1 != cleanup_~tmp___0~12; 240286#L3283-1 havoc isIdle_#res;havoc isIdle_#t~ret17, isIdle_~retValue_acc~13, isIdle_~tmp~7;havoc isIdle_~retValue_acc~13;havoc isIdle_~tmp~7;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret12, anyStopRequested_#t~ret13, anyStopRequested_#t~ret14, anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_~retValue_acc~12, anyStopRequested_~tmp~6, anyStopRequested_~tmp___0~3, anyStopRequested_~tmp___1~3, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~12;havoc anyStopRequested_~tmp~6;havoc anyStopRequested_~tmp___0~3;havoc anyStopRequested_~tmp___1~3;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 240285#L372-65 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 240284#L399-65 anyStopRequested_#t~ret12 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret12;havoc anyStopRequested_#t~ret12; 240260#L1470 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~12 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~12; 240253#L1534 isIdle_#t~ret17 := anyStopRequested_#res;isIdle_~tmp~7 := isIdle_#t~ret17;havoc isIdle_#t~ret17;isIdle_~retValue_acc~13 := (if 0 == isIdle_~tmp~7 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~13; 240252#L1547 cleanup_#t~ret161 := isIdle_#res;cleanup_~tmp~27 := cleanup_#t~ret161;havoc cleanup_#t~ret161; 240251#L3295 assume !(0 != cleanup_~tmp~27);havoc timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_#t~ret65, timeShift_#t~ret66, timeShift_#t~ret67, timeShift_#t~ret68, timeShift_~tmp~16, timeShift_~tmp___0~10, timeShift_~tmp___1~6, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~10;havoc timeShift_~tmp___1~6;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret42, stopRequestedAtCurrentFloor_#t~ret43, stopRequestedAtCurrentFloor_#t~ret44, stopRequestedAtCurrentFloor_#t~ret45, stopRequestedAtCurrentFloor_~retValue_acc~20, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~8;havoc stopRequestedAtCurrentFloor_~retValue_acc~20;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~8;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret116, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;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; 240250#L372-70 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 228911#L399-70 isExecutiveFloorCalling_#t~ret116 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret116;havoc isExecutiveFloorCalling_#t~ret116;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 240249#L2714-3 stopRequestedAtCurrentFloor_#t~ret42 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret42;havoc stopRequestedAtCurrentFloor_#t~ret42; 240247#L2099-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~14;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 235235#L1362-6 stopRequestedAtCurrentFloor_#t~ret43 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~8 := stopRequestedAtCurrentFloor_#t~ret43;havoc stopRequestedAtCurrentFloor_#t~ret43; 235236#L2103-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8);stopRequestedAtCurrentFloor_~retValue_acc~20 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~20; 240219#L2116-1 timeShift_#t~ret58 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret58;havoc timeShift_#t~ret58; 240218#L2251-1 assume !(0 != timeShift_~tmp___9~2); 240216#L2342-3 assume !(1 == ~doorState~0); 240215#L2342-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~16, stopRequestedInDirection_~tmp~10, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~1;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~16;havoc stopRequestedInDirection_~tmp~10;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~1;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret116, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;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; 240210#L372-73 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 240208#L399-73 isExecutiveFloorCalling_#t~ret116 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret116;havoc isExecutiveFloorCalling_#t~ret116;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 240207#L2714-4 stopRequestedInDirection_#t~ret33 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret33;havoc stopRequestedInDirection_#t~ret33; 240180#L1954-2 assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 240178#L1362-9 stopRequestedInDirection_#t~ret34 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~10 := stopRequestedInDirection_#t~ret34;havoc stopRequestedInDirection_#t~ret34;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~1 := (if stopRequestedInDirection_~tmp~10 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~16 := (if stopRequestedInDirection_~__cil_tmp8~1 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~16; 240177#L1967-2 timeShift_#t~ret65 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret65;havoc timeShift_#t~ret65; 240175#L2350-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret36, continueInDirection_~dir, continueInDirection_~tmp~11;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~11;~currentHeading~0 := continueInDirection_~dir; 240176#L2011-3 assume !(1 == ~currentHeading~0); 240315#L2021-9 assume !(0 == ~currentFloorID~0); 238889#L2021-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 234536#L2027-11 havoc __utac_acc__Specification9_spec__3_#t~ret6, __utac_acc__Specification9_spec__3_#t~ret7, __utac_acc__Specification9_spec__3_#t~ret8, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~2, __utac_acc__Specification9_spec__3_~tmp___0~2, __utac_acc__Specification9_spec__3_~tmp___1~2;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~2;havoc __utac_acc__Specification9_spec__3_~tmp___0~2;havoc __utac_acc__Specification9_spec__3_~tmp___1~2;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 240314#L1362-11 __utac_acc__Specification9_spec__3_#t~ret6 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~2 := __utac_acc__Specification9_spec__3_#t~ret6;havoc __utac_acc__Specification9_spec__3_#t~ret6;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~2;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~11;havoc isEmpty_~retValue_acc~11; 240309#L1422-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~11 := 0;isEmpty_#res := isEmpty_~retValue_acc~11; 240306#L1454-13 __utac_acc__Specification9_spec__3_#t~ret7 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~2 := __utac_acc__Specification9_spec__3_#t~ret7;havoc __utac_acc__Specification9_spec__3_#t~ret7; 240305#L1011-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~2);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~8;havoc areDoorsOpen_~retValue_acc~8;areDoorsOpen_~retValue_acc~8 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~8; 240294#L1371-1 __utac_acc__Specification9_spec__3_#t~ret8 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~2 := __utac_acc__Specification9_spec__3_#t~ret8;havoc __utac_acc__Specification9_spec__3_#t~ret8; 240297#L1021-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~2); 240291#L1021-3 cleanup_~i~3 := 1 + cleanup_~i~3; 240290#L3275-2 assume !false; 224114#L3276 [2019-11-20 06:18:53,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:18:53,399 INFO L82 PathProgramCache]: Analyzing trace with hash -861478866, now seen corresponding path program 1 times [2019-11-20 06:18:53,400 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 06:18:53,400 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953145938] [2019-11-20 06:18:53,400 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 06:18:53,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:18:53,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:18:53,503 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953145938] [2019-11-20 06:18:53,504 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 06:18:53,504 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-20 06:18:53,504 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122622282] [2019-11-20 06:18:53,504 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-20 06:18:53,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:18:53,504 INFO L82 PathProgramCache]: Analyzing trace with hash 1189278035, now seen corresponding path program 1 times [2019-11-20 06:18:53,505 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 06:18:53,505 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782746600] [2019-11-20 06:18:53,505 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 06:18:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 06:18:53,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 06:18:53,543 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 06:18:54,241 WARN L191 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 161 [2019-11-20 06:18:54,901 WARN L191 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 127 [2019-11-20 06:18:54,902 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 06:18:54,902 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 06:18:54,902 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 06:18:54,902 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 06:18:54,902 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 06:18:54,902 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:54,903 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 06:18:54,903 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 06:18:54,903 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product31.cil.c_Iteration5_Loop [2019-11-20 06:18:54,903 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 06:18:54,903 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 06:18:54,906 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:54,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:54,922 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:54,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:54,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:54,939 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:54,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:54,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:54,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:54,961 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:54,963 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:54,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:54,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:54,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:54,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:54,985 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:54,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,013 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,018 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,023 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,025 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,026 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,029 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,043 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,044 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,046 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,048 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,052 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,053 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,055 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,057 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,058 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,060 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,061 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,062 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,064 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,065 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,069 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,073 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,075 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,078 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,090 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,128 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:55,294 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2019-11-20 06:18:55,737 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 06:18:55,737 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:55,743 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 06:18:55,744 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 06:18:55,747 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 06:18:55,747 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret35=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret35=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:55,751 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 06:18:55,751 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:55,758 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 06:18:55,758 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 06:18:56,312 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 06:18:56,314 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 06:18:56,314 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 06:18:56,314 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 06:18:56,314 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 06:18:56,314 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 06:18:56,314 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:56,314 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 06:18:56,314 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 06:18:56,315 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product31.cil.c_Iteration5_Loop [2019-11-20 06:18:56,315 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 06:18:56,315 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 06:18:56,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,334 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,368 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,369 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,380 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,398 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,416 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,423 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,425 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,428 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,439 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,446 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,447 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,453 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,456 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,461 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,465 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,484 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,499 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:56,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 06:18:57,106 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 06:18:57,107 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:57,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 06:18:57,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 06:18:57,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 06:18:57,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 06:18:57,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 06:18:57,121 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 06:18:57,122 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 06:18:57,122 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 06:18:57,123 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:57,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 06:18:57,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 06:18:57,128 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 06:18:57,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 06:18:57,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 06:18:57,128 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 06:18:57,129 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 06:18:57,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 06:18:57,134 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 06:18:57,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 06:18:57,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 06:18:57,149 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 06:18:57,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 06:18:57,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 06:18:57,149 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:57,150 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 06:18:57,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 06:18:57,152 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 06:18:57,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 06:18:57,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 06:18:57,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 06:18:57,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 06:18:57,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:57,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 06:18:57,166 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 06:18:57,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 06:18:57,168 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-20 06:18:57,172 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2019-11-20 06:18:57,172 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf74ed21-93f8-4312-88eb-eeea363b09a8/bin/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 06:18:57,176 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-20 06:18:57,176 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-20 06:18:57,176 INFO L510 LassoAnalysis]: Proved termination. [2019-11-20 06:18:57,176 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~3) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~3 Supporting invariants [] Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 06:18:57,180 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-20 06:18:57,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:18:57,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:18:57,325 INFO L255 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 06:18:57,327 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 06:18:57,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:18:57,388 INFO L255 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-20 06:18:57,390 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 06:18:57,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:18:57,436 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2019-11-20 06:18:57,436 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26081 states and 48579 transitions. cyclomatic complexity: 22504 Second operand 5 states. [2019-11-20 06:18:58,168 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26081 states and 48579 transitions. cyclomatic complexity: 22504. Second operand 5 states. Result 46921 states and 87339 transitions. Complement of second has 8 states. [2019-11-20 06:18:58,169 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 [2019-11-20 06:18:58,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-11-20 06:18:58,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 6892 transitions. [2019-11-20 06:18:58,175 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6892 transitions. Stem has 48 letters. Loop has 40 letters. [2019-11-20 06:18:58,176 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 06:18:58,176 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6892 transitions. Stem has 88 letters. Loop has 40 letters. [2019-11-20 06:18:58,176 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 06:18:58,176 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6892 transitions. Stem has 48 letters. Loop has 80 letters. [2019-11-20 06:18:58,177 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 06:18:58,177 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46921 states and 87339 transitions. [2019-11-20 06:18:58,352 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 06:18:58,353 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46921 states to 0 states and 0 transitions. [2019-11-20 06:18:58,353 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-20 06:18:58,353 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-20 06:18:58,353 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-20 06:18:58,353 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 06:18:58,353 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 06:18:58,354 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 06:18:58,354 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 06:18:58,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-20 06:18:58,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-20 06:18:58,354 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 6 states. [2019-11-20 06:18:58,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 06:18:58,355 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-11-20 06:18:58,355 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 06:18:58,355 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2019-11-20 06:18:58,355 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 06:18:58,356 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 06:18:58,356 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-20 06:18:58,356 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-20 06:18:58,356 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-20 06:18:58,356 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 06:18:58,356 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 06:18:58,356 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 06:18:58,357 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 06:18:58,357 INFO L424 BuchiCegarLoop]: ======== Iteration 6============ [2019-11-20 06:18:58,357 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-20 06:18:58,357 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 06:18:58,357 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-20 06:18:58,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 06:18:58 BoogieIcfgContainer [2019-11-20 06:18:58,363 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-20 06:18:58,364 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 06:18:58,364 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 06:18:58,364 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 06:18:58,366 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:18:32" (3/4) ... [2019-11-20 06:18:58,370 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 06:18:58,370 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 06:18:58,371 INFO L168 Benchmark]: Toolchain (without parser) took 34250.15 ms. Allocated memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: 1.2 GB). Free memory was 944.7 MB in the beginning and 1.7 GB in the end (delta: -706.6 MB). Peak memory consumption was 519.7 MB. Max. memory is 11.5 GB. [2019-11-20 06:18:58,371 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 06:18:58,375 INFO L168 Benchmark]: CACSL2BoogieTranslator took 880.56 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -122.2 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. [2019-11-20 06:18:58,377 INFO L168 Benchmark]: Boogie Procedure Inliner took 205.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2019-11-20 06:18:58,377 INFO L168 Benchmark]: Boogie Preprocessor took 241.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 991.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2019-11-20 06:18:58,378 INFO L168 Benchmark]: RCFGBuilder took 7317.46 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 97.5 MB). Free memory was 991.8 MB in the beginning and 884.5 MB in the end (delta: 107.3 MB). Peak memory consumption was 287.2 MB. Max. memory is 11.5 GB. [2019-11-20 06:18:58,379 INFO L168 Benchmark]: BuchiAutomizer took 25594.92 ms. Allocated memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: 1.0 GB). Free memory was 884.5 MB in the beginning and 1.7 GB in the end (delta: -766.8 MB). Peak memory consumption was 243.5 MB. Max. memory is 11.5 GB. [2019-11-20 06:18:58,380 INFO L168 Benchmark]: Witness Printer took 6.28 ms. Allocated memory is still 2.3 GB. Free memory is still 1.7 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 06:18:58,386 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 880.56 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -122.2 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 205.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 241.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 991.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 7317.46 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 97.5 MB). Free memory was 991.8 MB in the beginning and 884.5 MB in the end (delta: 107.3 MB). Peak memory consumption was 287.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 25594.92 ms. Allocated memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: 1.0 GB). Free memory was 884.5 MB in the beginning and 1.7 GB in the end (delta: -766.8 MB). Peak memory consumption was 243.5 MB. Max. memory is 11.5 GB. * Witness Printer took 6.28 ms. Allocated memory is still 2.3 GB. Free memory is still 1.7 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 7 terminating modules (5 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function doorState and consists of 3 locations. One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 5 locations. 5 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 25.5s and 6 iterations. TraceHistogramMax:1. Analysis of lassos took 9.8s. Construction of modules took 6.0s. Büchi inclusion checks took 4.9s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 2. Automata minimization 1.6s AutomataMinimizationTime, 5 MinimizatonAttempts, 48766 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 2.2s Buchi closure took 0.1s. Biggest automaton had 26081 states and ocurred in iteration 4. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 40873 SDtfs, 143314 SDslu, 74628 SDs, 0 SdLazy, 5706 SolverSat, 1566 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI3 SILT2 lasso0 LassoPreprocessingBenchmarks: Lassos: inital187 mio100 ax100 hnf99 lsp20 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq210 hnf88 smp90 dnf150 smp100 tf102 neg97 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 22ms VariablesStem: 0 VariablesLoop: 8 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 13 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.8s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...