./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec1_product27.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/elevator_spec1_product27.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 838a16dbe3435df56cc14c9245d20670bcb9b254 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 03:19:34,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 03:19:34,858 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 03:19:34,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 03:19:34,870 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 03:19:34,872 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 03:19:34,874 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 03:19:34,878 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 03:19:34,880 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 03:19:34,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 03:19:34,885 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 03:19:34,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 03:19:34,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 03:19:34,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 03:19:34,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 03:19:34,890 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 03:19:34,891 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 03:19:34,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 03:19:34,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 03:19:34,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 03:19:34,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 03:19:34,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 03:19:34,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 03:19:34,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 03:19:34,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 03:19:34,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 03:19:34,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 03:19:34,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 03:19:34,904 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 03:19:34,905 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 03:19:34,906 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 03:19:34,906 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 03:19:34,907 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 03:19:34,908 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 03:19:34,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 03:19:34,910 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 03:19:34,910 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 03:19:34,911 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 03:19:34,911 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 03:19:34,912 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 03:19:34,913 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 03:19:34,913 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-28 03:19:34,930 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 03:19:34,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 03:19:34,932 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 03:19:34,932 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 03:19:34,932 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 03:19:34,933 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-28 03:19:34,933 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-28 03:19:34,933 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-28 03:19:34,934 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-28 03:19:34,934 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-28 03:19:34,934 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-28 03:19:34,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 03:19:34,935 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 03:19:34,935 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 03:19:34,935 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 03:19:34,936 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 03:19:34,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 03:19:34,936 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-28 03:19:34,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-28 03:19:34,937 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-28 03:19:34,937 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 03:19:34,937 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 03:19:34,938 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-28 03:19:34,938 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 03:19:34,938 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-28 03:19:34,938 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 03:19:34,939 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 03:19:34,939 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-28 03:19:34,939 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 03:19:34,940 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 03:19:34,940 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-28 03:19:34,941 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-28 03:19:34,941 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 838a16dbe3435df56cc14c9245d20670bcb9b254 [2019-11-28 03:19:35,236 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 03:19:35,254 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 03:19:35,258 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 03:19:35,259 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 03:19:35,260 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 03:19:35,260 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec1_product27.cil.c [2019-11-28 03:19:35,320 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74a58a770/b3e98d5d2cde447bb85aad27b846d2b1/FLAGd4f0ef74d [2019-11-28 03:19:35,948 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 03:19:35,949 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product27.cil.c [2019-11-28 03:19:35,969 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74a58a770/b3e98d5d2cde447bb85aad27b846d2b1/FLAGd4f0ef74d [2019-11-28 03:19:36,177 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74a58a770/b3e98d5d2cde447bb85aad27b846d2b1 [2019-11-28 03:19:36,179 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 03:19:36,181 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 03:19:36,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 03:19:36,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 03:19:36,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 03:19:36,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:19:36" (1/1) ... [2019-11-28 03:19:36,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ec5963e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:36, skipping insertion in model container [2019-11-28 03:19:36,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:19:36" (1/1) ... [2019-11-28 03:19:36,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 03:19:36,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 03:19:36,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 03:19:36,925 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 03:19:37,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 03:19:37,149 INFO L208 MainTranslator]: Completed translation [2019-11-28 03:19:37,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:37 WrapperNode [2019-11-28 03:19:37,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 03:19:37,151 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 03:19:37,151 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 03:19:37,152 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 03:19:37,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:37" (1/1) ... [2019-11-28 03:19:37,205 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:37" (1/1) ... [2019-11-28 03:19:37,378 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 03:19:37,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 03:19:37,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 03:19:37,379 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 03:19:37,389 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:37" (1/1) ... [2019-11-28 03:19:37,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:37" (1/1) ... [2019-11-28 03:19:37,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:37" (1/1) ... [2019-11-28 03:19:37,421 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:37" (1/1) ... [2019-11-28 03:19:37,490 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:37" (1/1) ... [2019-11-28 03:19:37,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:37" (1/1) ... [2019-11-28 03:19:37,572 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:37" (1/1) ... [2019-11-28 03:19:37,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 03:19:37,610 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 03:19:37,610 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 03:19:37,610 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 03:19:37,611 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:37" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 03:19:37,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 03:19:37,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 03:19:37,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 03:19:37,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 03:19:42,979 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 03:19:42,979 INFO L297 CfgBuilder]: Removed 649 assume(true) statements. [2019-11-28 03:19:42,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:19:42 BoogieIcfgContainer [2019-11-28 03:19:42,982 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 03:19:42,983 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-28 03:19:42,984 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-28 03:19:42,987 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-28 03:19:42,988 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 03:19:42,989 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 03:19:36" (1/3) ... [2019-11-28 03:19:42,990 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@71496b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:19:42, skipping insertion in model container [2019-11-28 03:19:42,990 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 03:19:42,990 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:37" (2/3) ... [2019-11-28 03:19:42,991 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@71496b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:19:42, skipping insertion in model container [2019-11-28 03:19:42,991 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 03:19:42,991 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:19:42" (3/3) ... [2019-11-28 03:19:42,993 INFO L371 chiAutomizerObserver]: Analyzing ICFG elevator_spec1_product27.cil.c [2019-11-28 03:19:43,049 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-28 03:19:43,050 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-28 03:19:43,050 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-28 03:19:43,050 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 03:19:43,051 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 03:19:43,051 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-28 03:19:43,051 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 03:19:43,051 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-28 03:19:43,109 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2598 states. [2019-11-28 03:19:43,218 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1259 [2019-11-28 03:19:43,219 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:19:43,219 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:19:43,241 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 03:19:43,241 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 03:19:43,241 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-28 03:19:43,241 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2598 states. [2019-11-28 03:19:43,276 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1259 [2019-11-28 03:19:43,276 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:19:43,277 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:19:43,284 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 03:19:43,284 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 03:19:43,292 INFO L794 eck$LassoCheckResult]: Stem: 434#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(30);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(9);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(30);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(9);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(25);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(10);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string117.base, #t~string117.offset, 1);call write~init~int(95, #t~string117.base, 1 + #t~string117.offset, 1);call write~init~int(93, #t~string117.base, 2 + #t~string117.offset, 1);call write~init~int(0, #t~string117.base, 3 + #t~string117.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string119.base, #t~string119.offset, 1);call write~init~int(93, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(32, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string121.base, #t~string121.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string121.base, #t~string121.offset, 1);call write~init~int(97, #t~string121.base, 1 + #t~string121.offset, 1);call write~init~int(116, #t~string121.base, 2 + #t~string121.offset, 1);call write~init~int(32, #t~string121.base, 3 + #t~string121.offset, 1);call write~init~int(0, #t~string121.base, 4 + #t~string121.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string123.base, #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 2 + #t~string123.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(10);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string127.base, #t~string127.offset, 1);call write~init~int(112, #t~string127.base, 1 + #t~string127.offset, 1);call write~init~int(0, #t~string127.base, 2 + #t~string127.offset, 1);call #t~string129.base, #t~string129.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string129.base, #t~string129.offset, 1);call write~init~int(111, #t~string129.base, 1 + #t~string129.offset, 1);call write~init~int(119, #t~string129.base, 2 + #t~string129.offset, 1);call write~init~int(110, #t~string129.base, 3 + #t~string129.offset, 1);call write~init~int(0, #t~string129.base, 4 + #t~string129.offset, 1);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string131.base, #t~string131.offset, 1);call write~init~int(73, #t~string131.base, 1 + #t~string131.offset, 1);call write~init~int(76, #t~string131.base, 2 + #t~string131.offset, 1);call write~init~int(95, #t~string131.base, 3 + #t~string131.offset, 1);call write~init~int(112, #t~string131.base, 4 + #t~string131.offset, 1);call write~init~int(58, #t~string131.base, 5 + #t~string131.offset, 1);call write~init~int(0, #t~string131.base, 6 + #t~string131.offset, 1);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string133.base, #t~string133.offset, 1);call write~init~int(37, #t~string133.base, 1 + #t~string133.offset, 1);call write~init~int(105, #t~string133.base, 2 + #t~string133.offset, 1);call write~init~int(0, #t~string133.base, 3 + #t~string133.offset, 1);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string135.base, #t~string135.offset, 1);call write~init~int(37, #t~string135.base, 1 + #t~string135.offset, 1);call write~init~int(105, #t~string135.base, 2 + #t~string135.offset, 1);call write~init~int(0, #t~string135.base, 3 + #t~string135.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string137.base, #t~string137.offset, 1);call write~init~int(37, #t~string137.base, 1 + #t~string137.offset, 1);call write~init~int(105, #t~string137.base, 2 + #t~string137.offset, 1);call write~init~int(0, #t~string137.base, 3 + #t~string137.offset, 1);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string139.base, #t~string139.offset, 1);call write~init~int(37, #t~string139.base, 1 + #t~string139.offset, 1);call write~init~int(105, #t~string139.base, 2 + #t~string139.offset, 1);call write~init~int(0, #t~string139.base, 3 + #t~string139.offset, 1);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string141.base, #t~string141.offset, 1);call write~init~int(37, #t~string141.base, 1 + #t~string141.offset, 1);call write~init~int(105, #t~string141.base, 2 + #t~string141.offset, 1);call write~init~int(0, #t~string141.base, 3 + #t~string141.offset, 1);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string143.base, #t~string143.offset, 1);call write~init~int(70, #t~string143.base, 1 + #t~string143.offset, 1);call write~init~int(95, #t~string143.base, 2 + #t~string143.offset, 1);call write~init~int(112, #t~string143.base, 3 + #t~string143.offset, 1);call write~init~int(58, #t~string143.base, 4 + #t~string143.offset, 1);call write~init~int(0, #t~string143.base, 5 + #t~string143.offset, 1);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string146.base, #t~string146.offset, 1);call write~init~int(37, #t~string146.base, 1 + #t~string146.offset, 1);call write~init~int(105, #t~string146.base, 2 + #t~string146.offset, 1);call write~init~int(0, #t~string146.base, 3 + #t~string146.offset, 1);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string149.base, #t~string149.offset, 1);call write~init~int(37, #t~string149.base, 1 + #t~string149.offset, 1);call write~init~int(105, #t~string149.base, 2 + #t~string149.offset, 1);call write~init~int(0, #t~string149.base, 3 + #t~string149.offset, 1);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string152.base, #t~string152.offset, 1);call write~init~int(37, #t~string152.base, 1 + #t~string152.offset, 1);call write~init~int(105, #t~string152.base, 2 + #t~string152.offset, 1);call write~init~int(0, #t~string152.base, 3 + #t~string152.offset, 1);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string155.base, #t~string155.offset, 1);call write~init~int(37, #t~string155.base, 1 + #t~string155.offset, 1);call write~init~int(105, #t~string155.base, 2 + #t~string155.offset, 1);call write~init~int(0, #t~string155.base, 3 + #t~string155.offset, 1);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string158.base, #t~string158.offset, 1);call write~init~int(37, #t~string158.base, 1 + #t~string158.offset, 1);call write~init~int(105, #t~string158.base, 2 + #t~string158.offset, 1);call write~init~int(0, #t~string158.base, 3 + #t~string158.offset, 1);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string160.base, #t~string160.offset, 1);call write~init~int(0, #t~string160.base, 1 + #t~string160.offset, 1);~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;~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 1578#L-1true havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~1, main_~tmp~8;havoc main_~retValue_acc~1;havoc main_~tmp~8; 1127#L425true havoc valid_product_#res;havoc valid_product_~retValue_acc~3;havoc valid_product_~retValue_acc~3;valid_product_~retValue_acc~3 := 1;valid_product_#res := valid_product_~retValue_acc~3; 634#L433true main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 637#L389true assume 0 != main_~tmp~8; 1350#L358true ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 2600#L1637true havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~5;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~5; 1590#L483true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~5 := 4;getOrigin_#res := getOrigin_~retValue_acc~5; 195#L508true bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 1865#L922true assume 0 == initPersonOnFloor_~floor; 1657#L923true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 512#L1030-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 1941#L1644true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 12#L1656-2true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 442#L726-2true havoc angelinaCall_#t~ret3, angelinaCall_~tmp~2;havoc angelinaCall_~tmp~2;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~5;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~5; 1594#L483-1true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~5 := 4;getOrigin_#res := getOrigin_~retValue_acc~5; 199#L508-1true angelinaCall_#t~ret3 := getOrigin_#res;angelinaCall_~tmp~2 := angelinaCall_#t~ret3;havoc angelinaCall_#t~ret3;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~2;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 1853#L922-1true assume 0 == initPersonOnFloor_~floor; 1628#L923-2true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 498#L1030-3true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 1946#L1644-2true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 158#L1656-5true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 447#L726-5true havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret104, timeShift_#t~ret105, timeShift_#t~ret106, timeShift_#t~ret107, timeShift_#t~ret108, timeShift_#t~ret109, timeShift_#t~ret110, timeShift_#t~ret111, timeShift_#t~ret112, timeShift_#t~ret113, timeShift_#t~ret114, timeShift_~tmp~26, timeShift_~tmp___0~11, timeShift_~tmp___1~7, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~26;havoc timeShift_~tmp___0~11;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret88, stopRequestedAtCurrentFloor_#t~ret89, stopRequestedAtCurrentFloor_#t~ret90, stopRequestedAtCurrentFloor_#t~ret91, stopRequestedAtCurrentFloor_~retValue_acc~25, stopRequestedAtCurrentFloor_~tmp~24, stopRequestedAtCurrentFloor_~tmp___0~9;havoc stopRequestedAtCurrentFloor_~retValue_acc~25;havoc stopRequestedAtCurrentFloor_~tmp~24;havoc stopRequestedAtCurrentFloor_~tmp___0~9;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 1240#L646true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 2065#L673true isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 891#L3425true stopRequestedAtCurrentFloor_#t~ret88 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~24 := stopRequestedAtCurrentFloor_#t~ret88;havoc stopRequestedAtCurrentFloor_#t~ret88; 964#L2810true assume 0 != stopRequestedAtCurrentFloor_~tmp~24;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 134#L2141true stopRequestedAtCurrentFloor_#t~ret89 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~9 := stopRequestedAtCurrentFloor_#t~ret89;havoc stopRequestedAtCurrentFloor_#t~ret89; 1799#L2814true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9);stopRequestedAtCurrentFloor_~retValue_acc~25 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~25; 2558#L2827true timeShift_#t~ret104 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret104;havoc timeShift_#t~ret104; 2350#L2962true assume !(0 != timeShift_~tmp___9~2); 2117#L3053true assume !(1 == ~doorState~0); 2119#L3053-2true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret82, stopRequestedInDirection_#t~ret83, stopRequestedInDirection_#t~ret84, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~22, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~22;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 1220#L646-3true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 2050#L673-3true isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 883#L3425-1true stopRequestedInDirection_#t~ret82 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret82;havoc stopRequestedInDirection_#t~ret82; 2507#L2693true assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 137#L2141-1true stopRequestedInDirection_#t~ret83 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret83;havoc stopRequestedInDirection_#t~ret83;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~22; 526#L2706true timeShift_#t~ret111 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret111;havoc timeShift_#t~ret111; 431#L3061true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret85, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 524#L2750true assume !(1 == ~currentHeading~0); 1237#L2760true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 1239#L2760-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 951#L2766-5true havoc __utac_acc__Specification1_spec__3_#t~ret50, __utac_acc__Specification1_spec__3_#t~ret51, __utac_acc__Specification1_spec__3_#t~ret52, __utac_acc__Specification1_spec__3_#t~ret53, __utac_acc__Specification1_spec__3_#t~ret54, __utac_acc__Specification1_spec__3_#t~ret55, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~12, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~12;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 140#L2141-3true __utac_acc__Specification1_spec__3_#t~ret50 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~12 := __utac_acc__Specification1_spec__3_#t~ret50;havoc __utac_acc__Specification1_spec__3_#t~ret50;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~12; 2548#L1682true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 2284#L1683true assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 930#L2150true __utac_acc__Specification1_spec__3_#t~ret51 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret51;havoc __utac_acc__Specification1_spec__3_#t~ret51; 2177#L1687true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 271#L1742true cleanup_~i~0 := 0; 2080#L188-2true [2019-11-28 03:19:43,294 INFO L796 eck$LassoCheckResult]: Loop: 2080#L188-2true assume !false; 2209#L189true cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 2034#L192true assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~13;havoc isBlocked_~retValue_acc~13;isBlocked_~retValue_acc~13 := 0;isBlocked_#res := isBlocked_~retValue_acc~13; 1192#L1968true cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 410#L196true assume 1 != cleanup_~tmp___0~0; 408#L196-1true havoc isIdle_#res;havoc isIdle_#t~ret70, isIdle_~retValue_acc~20, isIdle_~tmp~19;havoc isIdle_~retValue_acc~20;havoc isIdle_~tmp~19;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret65, anyStopRequested_#t~ret66, anyStopRequested_#t~ret67, anyStopRequested_#t~ret68, anyStopRequested_#t~ret69, anyStopRequested_~retValue_acc~19, anyStopRequested_~tmp~18, anyStopRequested_~tmp___0~5, anyStopRequested_~tmp___1~4, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~19;havoc anyStopRequested_~tmp~18;havoc anyStopRequested_~tmp___0~5;havoc anyStopRequested_~tmp___1~4;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 1174#L646-25true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 2191#L673-25true anyStopRequested_#t~ret65 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret65;havoc anyStopRequested_#t~ret65; 1461#L2249true assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~19 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~19; 231#L2313true isIdle_#t~ret70 := anyStopRequested_#res;isIdle_~tmp~19 := isIdle_#t~ret70;havoc isIdle_#t~ret70;isIdle_~retValue_acc~20 := (if 0 == isIdle_~tmp~19 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~20; 943#L2326true cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 978#L208true assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret104, timeShift_#t~ret105, timeShift_#t~ret106, timeShift_#t~ret107, timeShift_#t~ret108, timeShift_#t~ret109, timeShift_#t~ret110, timeShift_#t~ret111, timeShift_#t~ret112, timeShift_#t~ret113, timeShift_#t~ret114, timeShift_~tmp~26, timeShift_~tmp___0~11, timeShift_~tmp___1~7, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~26;havoc timeShift_~tmp___0~11;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret88, stopRequestedAtCurrentFloor_#t~ret89, stopRequestedAtCurrentFloor_#t~ret90, stopRequestedAtCurrentFloor_#t~ret91, stopRequestedAtCurrentFloor_~retValue_acc~25, stopRequestedAtCurrentFloor_~tmp~24, stopRequestedAtCurrentFloor_~tmp___0~9;havoc stopRequestedAtCurrentFloor_~retValue_acc~25;havoc stopRequestedAtCurrentFloor_~tmp~24;havoc stopRequestedAtCurrentFloor_~tmp___0~9;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 1164#L646-30true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 2174#L673-30true isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 873#L3425-3true stopRequestedAtCurrentFloor_#t~ret88 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~24 := stopRequestedAtCurrentFloor_#t~ret88;havoc stopRequestedAtCurrentFloor_#t~ret88; 957#L2810-1true assume 0 != stopRequestedAtCurrentFloor_~tmp~24;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 117#L2141-4true stopRequestedAtCurrentFloor_#t~ret89 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~9 := stopRequestedAtCurrentFloor_#t~ret89;havoc stopRequestedAtCurrentFloor_#t~ret89; 1803#L2814-1true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9);stopRequestedAtCurrentFloor_~retValue_acc~25 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~25; 2563#L2827-1true timeShift_#t~ret104 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret104;havoc timeShift_#t~ret104; 2355#L2962-1true assume !(0 != timeShift_~tmp___9~2); 2125#L3053-3true assume 1 == ~doorState~0;~doorState~0 := 0; 1953#L3053-5true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret82, stopRequestedInDirection_#t~ret83, stopRequestedInDirection_#t~ret84, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~22, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~22;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 1170#L646-33true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 2183#L673-33true isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 869#L3425-4true stopRequestedInDirection_#t~ret82 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret82;havoc stopRequestedInDirection_#t~ret82; 2469#L2693-2true assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 120#L2141-5true stopRequestedInDirection_#t~ret83 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret83;havoc stopRequestedInDirection_#t~ret83;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~22; 535#L2706-2true timeShift_#t~ret111 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret111;havoc timeShift_#t~ret111; 423#L3061-1true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret85, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 529#L2750-3true assume !(1 == ~currentHeading~0); 1228#L2760-9true assume !(0 == ~currentFloorID~0); 1210#L2760-11true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 940#L2766-11true havoc __utac_acc__Specification1_spec__3_#t~ret50, __utac_acc__Specification1_spec__3_#t~ret51, __utac_acc__Specification1_spec__3_#t~ret52, __utac_acc__Specification1_spec__3_#t~ret53, __utac_acc__Specification1_spec__3_#t~ret54, __utac_acc__Specification1_spec__3_#t~ret55, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~12, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~12;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 124#L2141-7true __utac_acc__Specification1_spec__3_#t~ret50 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~12 := __utac_acc__Specification1_spec__3_#t~ret50;havoc __utac_acc__Specification1_spec__3_#t~ret50;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~12; 2551#L1682-1true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 2289#L1683-1true assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 921#L2150-5true __utac_acc__Specification1_spec__3_#t~ret51 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret51;havoc __utac_acc__Specification1_spec__3_#t~ret51; 2184#L1687-2true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 276#L1742-1true cleanup_~i~0 := 1 + cleanup_~i~0; 2080#L188-2true [2019-11-28 03:19:43,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:19:43,301 INFO L82 PathProgramCache]: Analyzing trace with hash 515591995, now seen corresponding path program 1 times [2019-11-28 03:19:43,316 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:19:43,317 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956485833] [2019-11-28 03:19:43,318 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:19:43,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:19:43,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:19:43,641 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956485833] [2019-11-28 03:19:43,642 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 03:19:43,642 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 03:19:43,643 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696969391] [2019-11-28 03:19:43,648 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-28 03:19:43,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:19:43,648 INFO L82 PathProgramCache]: Analyzing trace with hash 1571662699, now seen corresponding path program 1 times [2019-11-28 03:19:43,649 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:19:43,649 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016168908] [2019-11-28 03:19:43,649 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:19:43,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:19:43,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:19:43,691 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016168908] [2019-11-28 03:19:43,691 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 03:19:43,692 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 03:19:43,692 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375250284] [2019-11-28 03:19:43,694 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-28 03:19:43,695 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 03:19:43,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 03:19:43,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 03:19:43,713 INFO L87 Difference]: Start difference. First operand 2598 states. Second operand 3 states. [2019-11-28 03:19:44,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 03:19:44,044 INFO L93 Difference]: Finished difference Result 3887 states and 7271 transitions. [2019-11-28 03:19:44,045 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 03:19:44,047 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3887 states and 7271 transitions. [2019-11-28 03:19:44,091 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2508 [2019-11-28 03:19:44,133 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3887 states to 3859 states and 7238 transitions. [2019-11-28 03:19:44,134 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3859 [2019-11-28 03:19:44,141 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3859 [2019-11-28 03:19:44,142 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3859 states and 7238 transitions. [2019-11-28 03:19:44,156 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 03:19:44,156 INFO L688 BuchiCegarLoop]: Abstraction has 3859 states and 7238 transitions. [2019-11-28 03:19:44,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3859 states and 7238 transitions. [2019-11-28 03:19:44,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3859 to 3857. [2019-11-28 03:19:44,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3857 states. [2019-11-28 03:19:44,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3857 states to 3857 states and 7235 transitions. [2019-11-28 03:19:44,317 INFO L711 BuchiCegarLoop]: Abstraction has 3857 states and 7235 transitions. [2019-11-28 03:19:44,317 INFO L591 BuchiCegarLoop]: Abstraction has 3857 states and 7235 transitions. [2019-11-28 03:19:44,317 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-28 03:19:44,317 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3857 states and 7235 transitions. [2019-11-28 03:19:44,345 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2506 [2019-11-28 03:19:44,345 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:19:44,345 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:19:44,351 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 03:19:44,351 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 03:19:44,352 INFO L794 eck$LassoCheckResult]: Stem: 7202#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(30);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(9);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(30);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(9);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(25);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(10);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string117.base, #t~string117.offset, 1);call write~init~int(95, #t~string117.base, 1 + #t~string117.offset, 1);call write~init~int(93, #t~string117.base, 2 + #t~string117.offset, 1);call write~init~int(0, #t~string117.base, 3 + #t~string117.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string119.base, #t~string119.offset, 1);call write~init~int(93, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(32, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string121.base, #t~string121.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string121.base, #t~string121.offset, 1);call write~init~int(97, #t~string121.base, 1 + #t~string121.offset, 1);call write~init~int(116, #t~string121.base, 2 + #t~string121.offset, 1);call write~init~int(32, #t~string121.base, 3 + #t~string121.offset, 1);call write~init~int(0, #t~string121.base, 4 + #t~string121.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string123.base, #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 2 + #t~string123.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(10);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string127.base, #t~string127.offset, 1);call write~init~int(112, #t~string127.base, 1 + #t~string127.offset, 1);call write~init~int(0, #t~string127.base, 2 + #t~string127.offset, 1);call #t~string129.base, #t~string129.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string129.base, #t~string129.offset, 1);call write~init~int(111, #t~string129.base, 1 + #t~string129.offset, 1);call write~init~int(119, #t~string129.base, 2 + #t~string129.offset, 1);call write~init~int(110, #t~string129.base, 3 + #t~string129.offset, 1);call write~init~int(0, #t~string129.base, 4 + #t~string129.offset, 1);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string131.base, #t~string131.offset, 1);call write~init~int(73, #t~string131.base, 1 + #t~string131.offset, 1);call write~init~int(76, #t~string131.base, 2 + #t~string131.offset, 1);call write~init~int(95, #t~string131.base, 3 + #t~string131.offset, 1);call write~init~int(112, #t~string131.base, 4 + #t~string131.offset, 1);call write~init~int(58, #t~string131.base, 5 + #t~string131.offset, 1);call write~init~int(0, #t~string131.base, 6 + #t~string131.offset, 1);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string133.base, #t~string133.offset, 1);call write~init~int(37, #t~string133.base, 1 + #t~string133.offset, 1);call write~init~int(105, #t~string133.base, 2 + #t~string133.offset, 1);call write~init~int(0, #t~string133.base, 3 + #t~string133.offset, 1);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string135.base, #t~string135.offset, 1);call write~init~int(37, #t~string135.base, 1 + #t~string135.offset, 1);call write~init~int(105, #t~string135.base, 2 + #t~string135.offset, 1);call write~init~int(0, #t~string135.base, 3 + #t~string135.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string137.base, #t~string137.offset, 1);call write~init~int(37, #t~string137.base, 1 + #t~string137.offset, 1);call write~init~int(105, #t~string137.base, 2 + #t~string137.offset, 1);call write~init~int(0, #t~string137.base, 3 + #t~string137.offset, 1);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string139.base, #t~string139.offset, 1);call write~init~int(37, #t~string139.base, 1 + #t~string139.offset, 1);call write~init~int(105, #t~string139.base, 2 + #t~string139.offset, 1);call write~init~int(0, #t~string139.base, 3 + #t~string139.offset, 1);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string141.base, #t~string141.offset, 1);call write~init~int(37, #t~string141.base, 1 + #t~string141.offset, 1);call write~init~int(105, #t~string141.base, 2 + #t~string141.offset, 1);call write~init~int(0, #t~string141.base, 3 + #t~string141.offset, 1);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string143.base, #t~string143.offset, 1);call write~init~int(70, #t~string143.base, 1 + #t~string143.offset, 1);call write~init~int(95, #t~string143.base, 2 + #t~string143.offset, 1);call write~init~int(112, #t~string143.base, 3 + #t~string143.offset, 1);call write~init~int(58, #t~string143.base, 4 + #t~string143.offset, 1);call write~init~int(0, #t~string143.base, 5 + #t~string143.offset, 1);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string146.base, #t~string146.offset, 1);call write~init~int(37, #t~string146.base, 1 + #t~string146.offset, 1);call write~init~int(105, #t~string146.base, 2 + #t~string146.offset, 1);call write~init~int(0, #t~string146.base, 3 + #t~string146.offset, 1);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string149.base, #t~string149.offset, 1);call write~init~int(37, #t~string149.base, 1 + #t~string149.offset, 1);call write~init~int(105, #t~string149.base, 2 + #t~string149.offset, 1);call write~init~int(0, #t~string149.base, 3 + #t~string149.offset, 1);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string152.base, #t~string152.offset, 1);call write~init~int(37, #t~string152.base, 1 + #t~string152.offset, 1);call write~init~int(105, #t~string152.base, 2 + #t~string152.offset, 1);call write~init~int(0, #t~string152.base, 3 + #t~string152.offset, 1);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string155.base, #t~string155.offset, 1);call write~init~int(37, #t~string155.base, 1 + #t~string155.offset, 1);call write~init~int(105, #t~string155.base, 2 + #t~string155.offset, 1);call write~init~int(0, #t~string155.base, 3 + #t~string155.offset, 1);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string158.base, #t~string158.offset, 1);call write~init~int(37, #t~string158.base, 1 + #t~string158.offset, 1);call write~init~int(105, #t~string158.base, 2 + #t~string158.offset, 1);call write~init~int(0, #t~string158.base, 3 + #t~string158.offset, 1);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string160.base, #t~string160.offset, 1);call write~init~int(0, #t~string160.base, 1 + #t~string160.offset, 1);~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;~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 7203#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~1, main_~tmp~8;havoc main_~retValue_acc~1;havoc main_~tmp~8; 8122#L425 havoc valid_product_#res;havoc valid_product_~retValue_acc~3;havoc valid_product_~retValue_acc~3;valid_product_~retValue_acc~3 := 1;valid_product_#res := valid_product_~retValue_acc~3; 7477#L433 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 7478#L389 assume 0 != main_~tmp~8; 7481#L358 ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 8333#L1637 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~5;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~5; 8631#L483 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~5 := 4;getOrigin_#res := getOrigin_~retValue_acc~5; 6875#L508 bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 6876#L922 assume 0 == initPersonOnFloor_~floor; 8645#L923 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 6784#L1030-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 7281#L1644 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 6505#L1656-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 6518#L726-2 havoc angelinaCall_#t~ret3, angelinaCall_~tmp~2;havoc angelinaCall_~tmp~2;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~5;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~5; 7209#L483-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~5 := 4;getOrigin_#res := getOrigin_~retValue_acc~5; 6880#L508-1 angelinaCall_#t~ret3 := getOrigin_#res;angelinaCall_~tmp~2 := angelinaCall_#t~ret3;havoc angelinaCall_#t~ret3;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~2;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 6881#L922-1 assume 0 == initPersonOnFloor_~floor; 8639#L923-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 6665#L1030-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 7263#L1644-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 6526#L1656-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 6816#L726-5 havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret104, timeShift_#t~ret105, timeShift_#t~ret106, timeShift_#t~ret107, timeShift_#t~ret108, timeShift_#t~ret109, timeShift_#t~ret110, timeShift_#t~ret111, timeShift_#t~ret112, timeShift_#t~ret113, timeShift_#t~ret114, timeShift_~tmp~26, timeShift_~tmp___0~11, timeShift_~tmp___1~7, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~26;havoc timeShift_~tmp___0~11;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret88, stopRequestedAtCurrentFloor_#t~ret89, stopRequestedAtCurrentFloor_#t~ret90, stopRequestedAtCurrentFloor_#t~ret91, stopRequestedAtCurrentFloor_~retValue_acc~25, stopRequestedAtCurrentFloor_~tmp~24, stopRequestedAtCurrentFloor_~tmp___0~9;havoc stopRequestedAtCurrentFloor_~retValue_acc~25;havoc stopRequestedAtCurrentFloor_~tmp~24;havoc stopRequestedAtCurrentFloor_~tmp___0~9;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 7214#L646 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 7399#L673 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 7903#L3425 stopRequestedAtCurrentFloor_#t~ret88 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~24 := stopRequestedAtCurrentFloor_#t~ret88;havoc stopRequestedAtCurrentFloor_#t~ret88; 7904#L2810 assume 0 != stopRequestedAtCurrentFloor_~tmp~24;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 6769#L2141 stopRequestedAtCurrentFloor_#t~ret89 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~9 := stopRequestedAtCurrentFloor_#t~ret89;havoc stopRequestedAtCurrentFloor_#t~ret89; 6770#L2814 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9);stopRequestedAtCurrentFloor_~retValue_acc~25 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~25; 7128#L2827 timeShift_#t~ret104 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret104;havoc timeShift_#t~ret104; 9022#L2962 assume !(0 != timeShift_~tmp___9~2); 8892#L3053 assume !(1 == ~doorState~0); 8893#L3053-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret82, stopRequestedInDirection_#t~ret83, stopRequestedInDirection_#t~ret84, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~22, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~22;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 8145#L646-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 7418#L673-3 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 7890#L3425-1 stopRequestedInDirection_#t~ret82 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret82;havoc stopRequestedInDirection_#t~ret82; 7891#L2693 assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 6775#L2141-1 stopRequestedInDirection_#t~ret83 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret83;havoc stopRequestedInDirection_#t~ret83;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~22; 6776#L2706 timeShift_#t~ret111 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret111;havoc timeShift_#t~ret111; 7197#L3061 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret85, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 7199#L2750 assume !(1 == ~currentHeading~0); 7295#L2760 assume !(0 == ~currentFloorID~0); 6894#L2760-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 7964#L2766-5 havoc __utac_acc__Specification1_spec__3_#t~ret50, __utac_acc__Specification1_spec__3_#t~ret51, __utac_acc__Specification1_spec__3_#t~ret52, __utac_acc__Specification1_spec__3_#t~ret53, __utac_acc__Specification1_spec__3_#t~ret54, __utac_acc__Specification1_spec__3_#t~ret55, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~12, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~12;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 6781#L2141-3 __utac_acc__Specification1_spec__3_#t~ret50 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~12 := __utac_acc__Specification1_spec__3_#t~ret50;havoc __utac_acc__Specification1_spec__3_#t~ret50;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~12; 6782#L1682 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 8986#L1683 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 7946#L2150 __utac_acc__Specification1_spec__3_#t~ret51 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret51;havoc __utac_acc__Specification1_spec__3_#t~ret51; 7947#L1687 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 6683#L1742 cleanup_~i~0 := 0; 6982#L188-2 [2019-11-28 03:19:44,353 INFO L796 eck$LassoCheckResult]: Loop: 6982#L188-2 assume !false; 8859#L189 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 8826#L192 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~13;havoc isBlocked_~retValue_acc~13;isBlocked_~retValue_acc~13 := 0;isBlocked_#res := isBlocked_~retValue_acc~13; 8138#L1968 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 7168#L196 assume 1 != cleanup_~tmp___0~0; 7165#L196-1 havoc isIdle_#res;havoc isIdle_#t~ret70, isIdle_~retValue_acc~20, isIdle_~tmp~19;havoc isIdle_~retValue_acc~20;havoc isIdle_~tmp~19;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret65, anyStopRequested_#t~ret66, anyStopRequested_#t~ret67, anyStopRequested_#t~ret68, anyStopRequested_#t~ret69, anyStopRequested_~retValue_acc~19, anyStopRequested_~tmp~18, anyStopRequested_~tmp___0~5, anyStopRequested_~tmp___1~4, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~19;havoc anyStopRequested_~tmp~18;havoc anyStopRequested_~tmp___0~5;havoc anyStopRequested_~tmp___1~4;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 7166#L646-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 7726#L673-25 anyStopRequested_#t~ret65 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret65;havoc anyStopRequested_#t~ret65; 8473#L2249 assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~19 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~19; 6921#L2313 isIdle_#t~ret70 := anyStopRequested_#res;isIdle_~tmp~19 := isIdle_#t~ret70;havoc isIdle_#t~ret70;isIdle_~retValue_acc~20 := (if 0 == isIdle_~tmp~19 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~20; 6922#L2326 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 7957#L208 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret104, timeShift_#t~ret105, timeShift_#t~ret106, timeShift_#t~ret107, timeShift_#t~ret108, timeShift_#t~ret109, timeShift_#t~ret110, timeShift_#t~ret111, timeShift_#t~ret112, timeShift_#t~ret113, timeShift_#t~ret114, timeShift_~tmp~26, timeShift_~tmp___0~11, timeShift_~tmp___1~7, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~26;havoc timeShift_~tmp___0~11;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret88, stopRequestedAtCurrentFloor_#t~ret89, stopRequestedAtCurrentFloor_#t~ret90, stopRequestedAtCurrentFloor_#t~ret91, stopRequestedAtCurrentFloor_~retValue_acc~25, stopRequestedAtCurrentFloor_~tmp~24, stopRequestedAtCurrentFloor_~tmp___0~9;havoc stopRequestedAtCurrentFloor_~retValue_acc~25;havoc stopRequestedAtCurrentFloor_~tmp~24;havoc stopRequestedAtCurrentFloor_~tmp___0~9;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 8014#L646-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 7683#L673-30 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 7878#L3425-3 stopRequestedAtCurrentFloor_#t~ret88 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~24 := stopRequestedAtCurrentFloor_#t~ret88;havoc stopRequestedAtCurrentFloor_#t~ret88; 7879#L2810-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~24;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 6733#L2141-4 stopRequestedAtCurrentFloor_#t~ret89 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~9 := stopRequestedAtCurrentFloor_#t~ret89;havoc stopRequestedAtCurrentFloor_#t~ret89; 6734#L2814-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9);stopRequestedAtCurrentFloor_~retValue_acc~25 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~25; 7106#L2827-1 timeShift_#t~ret104 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret104;havoc timeShift_#t~ret104; 9026#L2962-1 assume !(0 != timeShift_~tmp___9~2); 8899#L3053-3 assume 1 == ~doorState~0;~doorState~0 := 0; 8769#L3053-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret82, stopRequestedInDirection_#t~ret83, stopRequestedInDirection_#t~ret84, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~22, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~22;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 8133#L646-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 7600#L673-33 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 7872#L3425-4 stopRequestedInDirection_#t~ret82 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret82;havoc stopRequestedInDirection_#t~ret82; 7873#L2693-2 assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 6740#L2141-5 stopRequestedInDirection_#t~ret83 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret83;havoc stopRequestedInDirection_#t~ret83;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~22; 6741#L2706-2 timeShift_#t~ret111 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret111;havoc timeShift_#t~ret111; 7185#L3061-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret85, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 7187#L2750-3 assume !(1 == ~currentHeading~0); 7299#L2760-9 assume !(0 == ~currentFloorID~0); 6843#L2760-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 7955#L2766-11 havoc __utac_acc__Specification1_spec__3_#t~ret50, __utac_acc__Specification1_spec__3_#t~ret51, __utac_acc__Specification1_spec__3_#t~ret52, __utac_acc__Specification1_spec__3_#t~ret53, __utac_acc__Specification1_spec__3_#t~ret54, __utac_acc__Specification1_spec__3_#t~ret55, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~12, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~12;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 6748#L2141-7 __utac_acc__Specification1_spec__3_#t~ret50 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~12 := __utac_acc__Specification1_spec__3_#t~ret50;havoc __utac_acc__Specification1_spec__3_#t~ret50;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~12; 6749#L1682-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 8989#L1683-1 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 7934#L2150-5 __utac_acc__Specification1_spec__3_#t~ret51 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret51;havoc __utac_acc__Specification1_spec__3_#t~ret51; 7935#L1687-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 6651#L1742-1 cleanup_~i~0 := 1 + cleanup_~i~0; 6982#L188-2 [2019-11-28 03:19:44,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:19:44,353 INFO L82 PathProgramCache]: Analyzing trace with hash 1195650365, now seen corresponding path program 1 times [2019-11-28 03:19:44,354 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:19:44,354 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499864875] [2019-11-28 03:19:44,354 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:19:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:19:44,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:19:44,500 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499864875] [2019-11-28 03:19:44,500 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 03:19:44,500 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 03:19:44,501 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454228621] [2019-11-28 03:19:44,501 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-28 03:19:44,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:19:44,502 INFO L82 PathProgramCache]: Analyzing trace with hash 762316073, now seen corresponding path program 1 times [2019-11-28 03:19:44,502 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:19:44,502 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151101613] [2019-11-28 03:19:44,502 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:19:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:19:44,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:19:44,570 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151101613] [2019-11-28 03:19:44,571 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 03:19:44,571 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 03:19:44,571 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923308625] [2019-11-28 03:19:44,572 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-28 03:19:44,574 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 03:19:44,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 03:19:44,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 03:19:44,576 INFO L87 Difference]: Start difference. First operand 3857 states and 7235 transitions. cyclomatic complexity: 3379 Second operand 5 states. [2019-11-28 03:19:45,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 03:19:45,238 INFO L93 Difference]: Finished difference Result 13918 states and 25994 transitions. [2019-11-28 03:19:45,239 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-28 03:19:45,241 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13918 states and 25994 transitions. [2019-11-28 03:19:45,371 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12144 [2019-11-28 03:19:45,533 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13918 states to 13918 states and 25994 transitions. [2019-11-28 03:19:45,534 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13918 [2019-11-28 03:19:45,562 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13918 [2019-11-28 03:19:45,562 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13918 states and 25994 transitions. [2019-11-28 03:19:45,612 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 03:19:45,613 INFO L688 BuchiCegarLoop]: Abstraction has 13918 states and 25994 transitions. [2019-11-28 03:19:45,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13918 states and 25994 transitions. [2019-11-28 03:19:45,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13918 to 5000. [2019-11-28 03:19:45,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5000 states. [2019-11-28 03:19:45,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5000 states to 5000 states and 9317 transitions. [2019-11-28 03:19:45,895 INFO L711 BuchiCegarLoop]: Abstraction has 5000 states and 9317 transitions. [2019-11-28 03:19:45,896 INFO L591 BuchiCegarLoop]: Abstraction has 5000 states and 9317 transitions. [2019-11-28 03:19:45,896 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-28 03:19:45,896 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5000 states and 9317 transitions. [2019-11-28 03:19:45,941 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3308 [2019-11-28 03:19:45,942 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:19:45,942 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:19:45,950 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 03:19:45,950 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 03:19:45,951 INFO L794 eck$LassoCheckResult]: Stem: 25007#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(30);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(9);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(30);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(9);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(25);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(10);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string117.base, #t~string117.offset, 1);call write~init~int(95, #t~string117.base, 1 + #t~string117.offset, 1);call write~init~int(93, #t~string117.base, 2 + #t~string117.offset, 1);call write~init~int(0, #t~string117.base, 3 + #t~string117.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string119.base, #t~string119.offset, 1);call write~init~int(93, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(32, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string121.base, #t~string121.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string121.base, #t~string121.offset, 1);call write~init~int(97, #t~string121.base, 1 + #t~string121.offset, 1);call write~init~int(116, #t~string121.base, 2 + #t~string121.offset, 1);call write~init~int(32, #t~string121.base, 3 + #t~string121.offset, 1);call write~init~int(0, #t~string121.base, 4 + #t~string121.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string123.base, #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 2 + #t~string123.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(10);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string127.base, #t~string127.offset, 1);call write~init~int(112, #t~string127.base, 1 + #t~string127.offset, 1);call write~init~int(0, #t~string127.base, 2 + #t~string127.offset, 1);call #t~string129.base, #t~string129.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string129.base, #t~string129.offset, 1);call write~init~int(111, #t~string129.base, 1 + #t~string129.offset, 1);call write~init~int(119, #t~string129.base, 2 + #t~string129.offset, 1);call write~init~int(110, #t~string129.base, 3 + #t~string129.offset, 1);call write~init~int(0, #t~string129.base, 4 + #t~string129.offset, 1);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string131.base, #t~string131.offset, 1);call write~init~int(73, #t~string131.base, 1 + #t~string131.offset, 1);call write~init~int(76, #t~string131.base, 2 + #t~string131.offset, 1);call write~init~int(95, #t~string131.base, 3 + #t~string131.offset, 1);call write~init~int(112, #t~string131.base, 4 + #t~string131.offset, 1);call write~init~int(58, #t~string131.base, 5 + #t~string131.offset, 1);call write~init~int(0, #t~string131.base, 6 + #t~string131.offset, 1);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string133.base, #t~string133.offset, 1);call write~init~int(37, #t~string133.base, 1 + #t~string133.offset, 1);call write~init~int(105, #t~string133.base, 2 + #t~string133.offset, 1);call write~init~int(0, #t~string133.base, 3 + #t~string133.offset, 1);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string135.base, #t~string135.offset, 1);call write~init~int(37, #t~string135.base, 1 + #t~string135.offset, 1);call write~init~int(105, #t~string135.base, 2 + #t~string135.offset, 1);call write~init~int(0, #t~string135.base, 3 + #t~string135.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string137.base, #t~string137.offset, 1);call write~init~int(37, #t~string137.base, 1 + #t~string137.offset, 1);call write~init~int(105, #t~string137.base, 2 + #t~string137.offset, 1);call write~init~int(0, #t~string137.base, 3 + #t~string137.offset, 1);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string139.base, #t~string139.offset, 1);call write~init~int(37, #t~string139.base, 1 + #t~string139.offset, 1);call write~init~int(105, #t~string139.base, 2 + #t~string139.offset, 1);call write~init~int(0, #t~string139.base, 3 + #t~string139.offset, 1);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string141.base, #t~string141.offset, 1);call write~init~int(37, #t~string141.base, 1 + #t~string141.offset, 1);call write~init~int(105, #t~string141.base, 2 + #t~string141.offset, 1);call write~init~int(0, #t~string141.base, 3 + #t~string141.offset, 1);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string143.base, #t~string143.offset, 1);call write~init~int(70, #t~string143.base, 1 + #t~string143.offset, 1);call write~init~int(95, #t~string143.base, 2 + #t~string143.offset, 1);call write~init~int(112, #t~string143.base, 3 + #t~string143.offset, 1);call write~init~int(58, #t~string143.base, 4 + #t~string143.offset, 1);call write~init~int(0, #t~string143.base, 5 + #t~string143.offset, 1);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string146.base, #t~string146.offset, 1);call write~init~int(37, #t~string146.base, 1 + #t~string146.offset, 1);call write~init~int(105, #t~string146.base, 2 + #t~string146.offset, 1);call write~init~int(0, #t~string146.base, 3 + #t~string146.offset, 1);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string149.base, #t~string149.offset, 1);call write~init~int(37, #t~string149.base, 1 + #t~string149.offset, 1);call write~init~int(105, #t~string149.base, 2 + #t~string149.offset, 1);call write~init~int(0, #t~string149.base, 3 + #t~string149.offset, 1);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string152.base, #t~string152.offset, 1);call write~init~int(37, #t~string152.base, 1 + #t~string152.offset, 1);call write~init~int(105, #t~string152.base, 2 + #t~string152.offset, 1);call write~init~int(0, #t~string152.base, 3 + #t~string152.offset, 1);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string155.base, #t~string155.offset, 1);call write~init~int(37, #t~string155.base, 1 + #t~string155.offset, 1);call write~init~int(105, #t~string155.base, 2 + #t~string155.offset, 1);call write~init~int(0, #t~string155.base, 3 + #t~string155.offset, 1);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string158.base, #t~string158.offset, 1);call write~init~int(37, #t~string158.base, 1 + #t~string158.offset, 1);call write~init~int(105, #t~string158.base, 2 + #t~string158.offset, 1);call write~init~int(0, #t~string158.base, 3 + #t~string158.offset, 1);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string160.base, #t~string160.offset, 1);call write~init~int(0, #t~string160.base, 1 + #t~string160.offset, 1);~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;~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 25008#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~1, main_~tmp~8;havoc main_~retValue_acc~1;havoc main_~tmp~8; 25937#L425 havoc valid_product_#res;havoc valid_product_~retValue_acc~3;havoc valid_product_~retValue_acc~3;valid_product_~retValue_acc~3 := 1;valid_product_#res := valid_product_~retValue_acc~3; 25284#L433 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 25285#L389 assume 0 != main_~tmp~8; 25288#L358 ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 26167#L1637 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~5;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~5; 26466#L483 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~5 := 4;getOrigin_#res := getOrigin_~retValue_acc~5; 24674#L508 bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 24675#L922 assume 0 == initPersonOnFloor_~floor; 26481#L923 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 24580#L1030-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 25087#L1644 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 24299#L1656-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 24312#L726-2 havoc angelinaCall_#t~ret3, angelinaCall_~tmp~2;havoc angelinaCall_~tmp~2;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~5;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~5; 25014#L483-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~5 := 4;getOrigin_#res := getOrigin_~retValue_acc~5; 24679#L508-1 angelinaCall_#t~ret3 := getOrigin_#res;angelinaCall_~tmp~2 := angelinaCall_#t~ret3;havoc angelinaCall_#t~ret3;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~2;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 24680#L922-1 assume 0 == initPersonOnFloor_~floor; 26475#L923-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 24461#L1030-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 25069#L1644-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 24320#L1656-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 24612#L726-5 havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret104, timeShift_#t~ret105, timeShift_#t~ret106, timeShift_#t~ret107, timeShift_#t~ret108, timeShift_#t~ret109, timeShift_#t~ret110, timeShift_#t~ret111, timeShift_#t~ret112, timeShift_#t~ret113, timeShift_#t~ret114, timeShift_~tmp~26, timeShift_~tmp___0~11, timeShift_~tmp___1~7, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~26;havoc timeShift_~tmp___0~11;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret88, stopRequestedAtCurrentFloor_#t~ret89, stopRequestedAtCurrentFloor_#t~ret90, stopRequestedAtCurrentFloor_#t~ret91, stopRequestedAtCurrentFloor_~retValue_acc~25, stopRequestedAtCurrentFloor_~tmp~24, stopRequestedAtCurrentFloor_~tmp___0~9;havoc stopRequestedAtCurrentFloor_~retValue_acc~25;havoc stopRequestedAtCurrentFloor_~tmp~24;havoc stopRequestedAtCurrentFloor_~tmp___0~9;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 25019#L646 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 25206#L673 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 25714#L3425 stopRequestedAtCurrentFloor_#t~ret88 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~24 := stopRequestedAtCurrentFloor_#t~ret88;havoc stopRequestedAtCurrentFloor_#t~ret88; 25715#L2810 assume 0 != stopRequestedAtCurrentFloor_~tmp~24;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 24565#L2141 stopRequestedAtCurrentFloor_#t~ret89 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~9 := stopRequestedAtCurrentFloor_#t~ret89;havoc stopRequestedAtCurrentFloor_#t~ret89; 24566#L2814 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9);stopRequestedAtCurrentFloor_~retValue_acc~25 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~25; 24933#L2827 timeShift_#t~ret104 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret104;havoc timeShift_#t~ret104; 26911#L2962 assume !(0 != timeShift_~tmp___9~2); 26751#L3053 assume !(1 == ~doorState~0); 26753#L3053-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret82, stopRequestedInDirection_#t~ret83, stopRequestedInDirection_#t~ret84, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~22, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~22;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 25970#L646-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 25225#L673-3 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 25701#L3425-1 stopRequestedInDirection_#t~ret82 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret82;havoc stopRequestedInDirection_#t~ret82; 25702#L2693 assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 27478#L2141-1 stopRequestedInDirection_#t~ret83 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret83;havoc stopRequestedInDirection_#t~ret83;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~22; 27477#L2706 timeShift_#t~ret111 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret111;havoc timeShift_#t~ret111; 27476#L3061 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret85, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 27475#L2750 assume !(1 == ~currentHeading~0); 25975#L2760 assume !(0 == ~currentFloorID~0); 24693#L2760-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 25778#L2766-5 havoc __utac_acc__Specification1_spec__3_#t~ret50, __utac_acc__Specification1_spec__3_#t~ret51, __utac_acc__Specification1_spec__3_#t~ret52, __utac_acc__Specification1_spec__3_#t~ret53, __utac_acc__Specification1_spec__3_#t~ret54, __utac_acc__Specification1_spec__3_#t~ret55, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~12, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~12;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 25779#L2141-3 __utac_acc__Specification1_spec__3_#t~ret50 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~12 := __utac_acc__Specification1_spec__3_#t~ret50;havoc __utac_acc__Specification1_spec__3_#t~ret50;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~12; 26987#L1682 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 26988#L1683 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 25758#L2150 __utac_acc__Specification1_spec__3_#t~ret51 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret51;havoc __utac_acc__Specification1_spec__3_#t~ret51; 25759#L1687 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 28264#L1742 cleanup_~i~0 := 0; 28263#L188-2 [2019-11-28 03:19:45,952 INFO L796 eck$LassoCheckResult]: Loop: 28263#L188-2 assume !false; 28262#L189 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 28261#L192 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~13;havoc isBlocked_~retValue_acc~13;isBlocked_~retValue_acc~13 := 0;isBlocked_#res := isBlocked_~retValue_acc~13; 28260#L1968 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 28259#L196 assume 1 != cleanup_~tmp___0~0; 28258#L196-1 havoc isIdle_#res;havoc isIdle_#t~ret70, isIdle_~retValue_acc~20, isIdle_~tmp~19;havoc isIdle_~retValue_acc~20;havoc isIdle_~tmp~19;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret65, anyStopRequested_#t~ret66, anyStopRequested_#t~ret67, anyStopRequested_#t~ret68, anyStopRequested_#t~ret69, anyStopRequested_~retValue_acc~19, anyStopRequested_~tmp~18, anyStopRequested_~tmp___0~5, anyStopRequested_~tmp___1~4, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~19;havoc anyStopRequested_~tmp~18;havoc anyStopRequested_~tmp___0~5;havoc anyStopRequested_~tmp___1~4;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 28253#L646-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 28247#L673-25 anyStopRequested_#t~ret65 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret65;havoc anyStopRequested_#t~ret65; 28231#L2249 assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~19 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~19; 28222#L2313 isIdle_#t~ret70 := anyStopRequested_#res;isIdle_~tmp~19 := isIdle_#t~ret70;havoc isIdle_#t~ret70;isIdle_~retValue_acc~20 := (if 0 == isIdle_~tmp~19 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~20; 28221#L2326 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 28220#L208 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret104, timeShift_#t~ret105, timeShift_#t~ret106, timeShift_#t~ret107, timeShift_#t~ret108, timeShift_#t~ret109, timeShift_#t~ret110, timeShift_#t~ret111, timeShift_#t~ret112, timeShift_#t~ret113, timeShift_#t~ret114, timeShift_~tmp~26, timeShift_~tmp___0~11, timeShift_~tmp___1~7, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~26;havoc timeShift_~tmp___0~11;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret88, stopRequestedAtCurrentFloor_#t~ret89, stopRequestedAtCurrentFloor_#t~ret90, stopRequestedAtCurrentFloor_#t~ret91, stopRequestedAtCurrentFloor_~retValue_acc~25, stopRequestedAtCurrentFloor_~tmp~24, stopRequestedAtCurrentFloor_~tmp___0~9;havoc stopRequestedAtCurrentFloor_~retValue_acc~25;havoc stopRequestedAtCurrentFloor_~tmp~24;havoc stopRequestedAtCurrentFloor_~tmp___0~9;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 28215#L646-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 28214#L673-30 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 28213#L3425-3 stopRequestedAtCurrentFloor_#t~ret88 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~24 := stopRequestedAtCurrentFloor_#t~ret88;havoc stopRequestedAtCurrentFloor_#t~ret88; 28211#L2810-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~24;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 28212#L2141-4 stopRequestedAtCurrentFloor_#t~ret89 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~9 := stopRequestedAtCurrentFloor_#t~ret89;havoc stopRequestedAtCurrentFloor_#t~ret89; 28189#L2814-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9);stopRequestedAtCurrentFloor_~retValue_acc~25 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~25; 28186#L2827-1 timeShift_#t~ret104 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret104;havoc timeShift_#t~ret104; 28185#L2962-1 assume !(0 != timeShift_~tmp___9~2); 28184#L3053-3 assume !(1 == ~doorState~0); 28183#L3053-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret82, stopRequestedInDirection_#t~ret83, stopRequestedInDirection_#t~ret84, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~22, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~22;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 27961#L646-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 27957#L673-33 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 27955#L3425-4 stopRequestedInDirection_#t~ret82 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret82;havoc stopRequestedInDirection_#t~ret82; 27909#L2693-2 assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 27769#L2141-5 stopRequestedInDirection_#t~ret83 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret83;havoc stopRequestedInDirection_#t~ret83;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~22; 27762#L2706-2 timeShift_#t~ret111 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret111;havoc timeShift_#t~ret111; 27756#L3061-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret85, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 27748#L2750-3 assume !(1 == ~currentHeading~0); 27740#L2760-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 27732#L2760-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 25957#L2766-11 havoc __utac_acc__Specification1_spec__3_#t~ret50, __utac_acc__Specification1_spec__3_#t~ret51, __utac_acc__Specification1_spec__3_#t~ret52, __utac_acc__Specification1_spec__3_#t~ret53, __utac_acc__Specification1_spec__3_#t~ret54, __utac_acc__Specification1_spec__3_#t~ret55, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~12, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~12;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 28417#L2141-7 __utac_acc__Specification1_spec__3_#t~ret50 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~12 := __utac_acc__Specification1_spec__3_#t~ret50;havoc __utac_acc__Specification1_spec__3_#t~ret50;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~12; 28413#L1682-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 28409#L1683-1 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 25745#L2150-5 __utac_acc__Specification1_spec__3_#t~ret51 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret51;havoc __utac_acc__Specification1_spec__3_#t~ret51; 25746#L1687-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 28265#L1742-1 cleanup_~i~0 := 1 + cleanup_~i~0; 28263#L188-2 [2019-11-28 03:19:45,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:19:45,953 INFO L82 PathProgramCache]: Analyzing trace with hash 1195650365, now seen corresponding path program 2 times [2019-11-28 03:19:45,953 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:19:45,954 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072775553] [2019-11-28 03:19:45,954 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:19:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:19:46,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:19:46,174 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072775553] [2019-11-28 03:19:46,174 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 03:19:46,174 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 03:19:46,174 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282587355] [2019-11-28 03:19:46,177 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-28 03:19:46,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:19:46,178 INFO L82 PathProgramCache]: Analyzing trace with hash -1606686039, now seen corresponding path program 1 times [2019-11-28 03:19:46,178 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:19:46,179 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023275742] [2019-11-28 03:19:46,179 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:19:46,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:19:46,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:19:46,243 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023275742] [2019-11-28 03:19:46,243 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 03:19:46,243 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-28 03:19:46,243 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451708372] [2019-11-28 03:19:46,244 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-28 03:19:46,244 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 03:19:46,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-28 03:19:46,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-11-28 03:19:46,245 INFO L87 Difference]: Start difference. First operand 5000 states and 9317 transitions. cyclomatic complexity: 4318 Second operand 7 states. [2019-11-28 03:19:51,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 03:19:51,585 INFO L93 Difference]: Finished difference Result 38614 states and 71445 transitions. [2019-11-28 03:19:51,585 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-11-28 03:19:51,586 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38614 states and 71445 transitions. [2019-11-28 03:19:51,860 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 22614 [2019-11-28 03:19:52,026 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38614 states to 38614 states and 71445 transitions. [2019-11-28 03:19:52,027 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 38614 [2019-11-28 03:19:52,078 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38614 [2019-11-28 03:19:52,079 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38614 states and 71445 transitions. [2019-11-28 03:19:52,132 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 03:19:52,132 INFO L688 BuchiCegarLoop]: Abstraction has 38614 states and 71445 transitions. [2019-11-28 03:19:52,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38614 states and 71445 transitions. [2019-11-28 03:19:52,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38614 to 14010. [2019-11-28 03:19:52,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14010 states. [2019-11-28 03:19:52,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14010 states to 14010 states and 25979 transitions. [2019-11-28 03:19:52,592 INFO L711 BuchiCegarLoop]: Abstraction has 14010 states and 25979 transitions. [2019-11-28 03:19:52,593 INFO L591 BuchiCegarLoop]: Abstraction has 14010 states and 25979 transitions. [2019-11-28 03:19:52,593 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-11-28 03:19:52,593 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14010 states and 25979 transitions. [2019-11-28 03:19:52,641 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9394 [2019-11-28 03:19:52,642 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:19:52,642 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:19:52,645 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 03:19:52,645 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 03:19:52,646 INFO L794 eck$LassoCheckResult]: Stem: 68685#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(30);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(9);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(30);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(9);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(25);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(10);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string117.base, #t~string117.offset, 1);call write~init~int(95, #t~string117.base, 1 + #t~string117.offset, 1);call write~init~int(93, #t~string117.base, 2 + #t~string117.offset, 1);call write~init~int(0, #t~string117.base, 3 + #t~string117.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string119.base, #t~string119.offset, 1);call write~init~int(93, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(32, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string121.base, #t~string121.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string121.base, #t~string121.offset, 1);call write~init~int(97, #t~string121.base, 1 + #t~string121.offset, 1);call write~init~int(116, #t~string121.base, 2 + #t~string121.offset, 1);call write~init~int(32, #t~string121.base, 3 + #t~string121.offset, 1);call write~init~int(0, #t~string121.base, 4 + #t~string121.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string123.base, #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 2 + #t~string123.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(10);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string127.base, #t~string127.offset, 1);call write~init~int(112, #t~string127.base, 1 + #t~string127.offset, 1);call write~init~int(0, #t~string127.base, 2 + #t~string127.offset, 1);call #t~string129.base, #t~string129.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string129.base, #t~string129.offset, 1);call write~init~int(111, #t~string129.base, 1 + #t~string129.offset, 1);call write~init~int(119, #t~string129.base, 2 + #t~string129.offset, 1);call write~init~int(110, #t~string129.base, 3 + #t~string129.offset, 1);call write~init~int(0, #t~string129.base, 4 + #t~string129.offset, 1);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string131.base, #t~string131.offset, 1);call write~init~int(73, #t~string131.base, 1 + #t~string131.offset, 1);call write~init~int(76, #t~string131.base, 2 + #t~string131.offset, 1);call write~init~int(95, #t~string131.base, 3 + #t~string131.offset, 1);call write~init~int(112, #t~string131.base, 4 + #t~string131.offset, 1);call write~init~int(58, #t~string131.base, 5 + #t~string131.offset, 1);call write~init~int(0, #t~string131.base, 6 + #t~string131.offset, 1);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string133.base, #t~string133.offset, 1);call write~init~int(37, #t~string133.base, 1 + #t~string133.offset, 1);call write~init~int(105, #t~string133.base, 2 + #t~string133.offset, 1);call write~init~int(0, #t~string133.base, 3 + #t~string133.offset, 1);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string135.base, #t~string135.offset, 1);call write~init~int(37, #t~string135.base, 1 + #t~string135.offset, 1);call write~init~int(105, #t~string135.base, 2 + #t~string135.offset, 1);call write~init~int(0, #t~string135.base, 3 + #t~string135.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string137.base, #t~string137.offset, 1);call write~init~int(37, #t~string137.base, 1 + #t~string137.offset, 1);call write~init~int(105, #t~string137.base, 2 + #t~string137.offset, 1);call write~init~int(0, #t~string137.base, 3 + #t~string137.offset, 1);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string139.base, #t~string139.offset, 1);call write~init~int(37, #t~string139.base, 1 + #t~string139.offset, 1);call write~init~int(105, #t~string139.base, 2 + #t~string139.offset, 1);call write~init~int(0, #t~string139.base, 3 + #t~string139.offset, 1);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string141.base, #t~string141.offset, 1);call write~init~int(37, #t~string141.base, 1 + #t~string141.offset, 1);call write~init~int(105, #t~string141.base, 2 + #t~string141.offset, 1);call write~init~int(0, #t~string141.base, 3 + #t~string141.offset, 1);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string143.base, #t~string143.offset, 1);call write~init~int(70, #t~string143.base, 1 + #t~string143.offset, 1);call write~init~int(95, #t~string143.base, 2 + #t~string143.offset, 1);call write~init~int(112, #t~string143.base, 3 + #t~string143.offset, 1);call write~init~int(58, #t~string143.base, 4 + #t~string143.offset, 1);call write~init~int(0, #t~string143.base, 5 + #t~string143.offset, 1);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string146.base, #t~string146.offset, 1);call write~init~int(37, #t~string146.base, 1 + #t~string146.offset, 1);call write~init~int(105, #t~string146.base, 2 + #t~string146.offset, 1);call write~init~int(0, #t~string146.base, 3 + #t~string146.offset, 1);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string149.base, #t~string149.offset, 1);call write~init~int(37, #t~string149.base, 1 + #t~string149.offset, 1);call write~init~int(105, #t~string149.base, 2 + #t~string149.offset, 1);call write~init~int(0, #t~string149.base, 3 + #t~string149.offset, 1);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string152.base, #t~string152.offset, 1);call write~init~int(37, #t~string152.base, 1 + #t~string152.offset, 1);call write~init~int(105, #t~string152.base, 2 + #t~string152.offset, 1);call write~init~int(0, #t~string152.base, 3 + #t~string152.offset, 1);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string155.base, #t~string155.offset, 1);call write~init~int(37, #t~string155.base, 1 + #t~string155.offset, 1);call write~init~int(105, #t~string155.base, 2 + #t~string155.offset, 1);call write~init~int(0, #t~string155.base, 3 + #t~string155.offset, 1);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string158.base, #t~string158.offset, 1);call write~init~int(37, #t~string158.base, 1 + #t~string158.offset, 1);call write~init~int(105, #t~string158.base, 2 + #t~string158.offset, 1);call write~init~int(0, #t~string158.base, 3 + #t~string158.offset, 1);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string160.base, #t~string160.offset, 1);call write~init~int(0, #t~string160.base, 1 + #t~string160.offset, 1);~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;~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 68686#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~1, main_~tmp~8;havoc main_~retValue_acc~1;havoc main_~tmp~8; 69661#L425 havoc valid_product_#res;havoc valid_product_~retValue_acc~3;havoc valid_product_~retValue_acc~3;valid_product_~retValue_acc~3 := 1;valid_product_#res := valid_product_~retValue_acc~3; 68971#L433 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 68972#L389 assume 0 != main_~tmp~8; 68975#L358 ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 69923#L1637 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~5;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~5; 70233#L483 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~5 := 4;getOrigin_#res := getOrigin_~retValue_acc~5; 68335#L508 bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 68336#L922 assume 0 == initPersonOnFloor_~floor; 70250#L923 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 68237#L1030-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 68769#L1644 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 67953#L1656-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 67966#L726-2 havoc angelinaCall_#t~ret3, angelinaCall_~tmp~2;havoc angelinaCall_~tmp~2;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~5;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~5; 68695#L483-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~5 := 4;getOrigin_#res := getOrigin_~retValue_acc~5; 68341#L508-1 angelinaCall_#t~ret3 := getOrigin_#res;angelinaCall_~tmp~2 := angelinaCall_#t~ret3;havoc angelinaCall_#t~ret3;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~2;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 68342#L922-1 assume 0 == initPersonOnFloor_~floor; 70243#L923-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 68115#L1030-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 68751#L1644-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 67974#L1656-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 68269#L726-5 havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret104, timeShift_#t~ret105, timeShift_#t~ret106, timeShift_#t~ret107, timeShift_#t~ret108, timeShift_#t~ret109, timeShift_#t~ret110, timeShift_#t~ret111, timeShift_#t~ret112, timeShift_#t~ret113, timeShift_#t~ret114, timeShift_~tmp~26, timeShift_~tmp___0~11, timeShift_~tmp___1~7, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~26;havoc timeShift_~tmp___0~11;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret88, stopRequestedAtCurrentFloor_#t~ret89, stopRequestedAtCurrentFloor_#t~ret90, stopRequestedAtCurrentFloor_#t~ret91, stopRequestedAtCurrentFloor_~retValue_acc~25, stopRequestedAtCurrentFloor_~tmp~24, stopRequestedAtCurrentFloor_~tmp___0~9;havoc stopRequestedAtCurrentFloor_~retValue_acc~25;havoc stopRequestedAtCurrentFloor_~tmp~24;havoc stopRequestedAtCurrentFloor_~tmp___0~9;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 68700#L646 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 69720#L673 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 70836#L3425 stopRequestedAtCurrentFloor_#t~ret88 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~24 := stopRequestedAtCurrentFloor_#t~ret88;havoc stopRequestedAtCurrentFloor_#t~ret88; 70835#L2810 assume 0 != stopRequestedAtCurrentFloor_~tmp~24;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 70834#L2141 stopRequestedAtCurrentFloor_#t~ret89 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~9 := stopRequestedAtCurrentFloor_#t~ret89;havoc stopRequestedAtCurrentFloor_#t~ret89; 70832#L2814 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9);stopRequestedAtCurrentFloor_~retValue_acc~25 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~25; 70833#L2827 timeShift_#t~ret104 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret104;havoc timeShift_#t~ret104; 77190#L2962 assume !(0 != timeShift_~tmp___9~2); 70542#L3053 assume !(1 == ~doorState~0); 70544#L3053-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret82, stopRequestedInDirection_#t~ret83, stopRequestedInDirection_#t~ret84, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~22, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~22;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 78544#L646-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 78543#L673-3 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 78542#L3425-1 stopRequestedInDirection_#t~ret82 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret82;havoc stopRequestedInDirection_#t~ret82; 78540#L2693 assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 68227#L2141-1 stopRequestedInDirection_#t~ret83 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret83;havoc stopRequestedInDirection_#t~ret83;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~22; 68228#L2706 timeShift_#t~ret111 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret111;havoc timeShift_#t~ret111; 68680#L3061 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret85, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 68682#L2750 assume !(1 == ~currentHeading~0); 68783#L2760 assume !(0 == ~currentFloorID~0); 68354#L2760-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 69708#L2766-5 havoc __utac_acc__Specification1_spec__3_#t~ret50, __utac_acc__Specification1_spec__3_#t~ret51, __utac_acc__Specification1_spec__3_#t~ret52, __utac_acc__Specification1_spec__3_#t~ret53, __utac_acc__Specification1_spec__3_#t~ret54, __utac_acc__Specification1_spec__3_#t~ret55, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~12, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~12;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 78877#L2141-3 __utac_acc__Specification1_spec__3_#t~ret50 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~12 := __utac_acc__Specification1_spec__3_#t~ret50;havoc __utac_acc__Specification1_spec__3_#t~ret50;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~12; 78876#L1682 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 78873#L1683 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 78869#L2150 __utac_acc__Specification1_spec__3_#t~ret51 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret51;havoc __utac_acc__Specification1_spec__3_#t~ret51; 78859#L1687 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 78855#L1742 cleanup_~i~0 := 0; 78854#L188-2 [2019-11-28 03:19:52,648 INFO L796 eck$LassoCheckResult]: Loop: 78854#L188-2 assume !false; 78853#L189 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 78852#L192 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~13;havoc isBlocked_~retValue_acc~13;isBlocked_~retValue_acc~13 := 0;isBlocked_#res := isBlocked_~retValue_acc~13; 78851#L1968 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 78850#L196 assume 1 != cleanup_~tmp___0~0; 78849#L196-1 havoc isIdle_#res;havoc isIdle_#t~ret70, isIdle_~retValue_acc~20, isIdle_~tmp~19;havoc isIdle_~retValue_acc~20;havoc isIdle_~tmp~19;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret65, anyStopRequested_#t~ret66, anyStopRequested_#t~ret67, anyStopRequested_#t~ret68, anyStopRequested_#t~ret69, anyStopRequested_~retValue_acc~19, anyStopRequested_~tmp~18, anyStopRequested_~tmp___0~5, anyStopRequested_~tmp___1~4, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~19;havoc anyStopRequested_~tmp~18;havoc anyStopRequested_~tmp___0~5;havoc anyStopRequested_~tmp___1~4;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 78848#L646-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 78847#L673-25 anyStopRequested_#t~ret65 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret65;havoc anyStopRequested_#t~ret65; 78841#L2249 assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~19 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~19; 78824#L2313 isIdle_#t~ret70 := anyStopRequested_#res;isIdle_~tmp~19 := isIdle_#t~ret70;havoc isIdle_#t~ret70;isIdle_~retValue_acc~20 := (if 0 == isIdle_~tmp~19 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~20; 78821#L2326 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 78817#L208 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret104, timeShift_#t~ret105, timeShift_#t~ret106, timeShift_#t~ret107, timeShift_#t~ret108, timeShift_#t~ret109, timeShift_#t~ret110, timeShift_#t~ret111, timeShift_#t~ret112, timeShift_#t~ret113, timeShift_#t~ret114, timeShift_~tmp~26, timeShift_~tmp___0~11, timeShift_~tmp___1~7, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~26;havoc timeShift_~tmp___0~11;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret88, stopRequestedAtCurrentFloor_#t~ret89, stopRequestedAtCurrentFloor_#t~ret90, stopRequestedAtCurrentFloor_#t~ret91, stopRequestedAtCurrentFloor_~retValue_acc~25, stopRequestedAtCurrentFloor_~tmp~24, stopRequestedAtCurrentFloor_~tmp___0~9;havoc stopRequestedAtCurrentFloor_~retValue_acc~25;havoc stopRequestedAtCurrentFloor_~tmp~24;havoc stopRequestedAtCurrentFloor_~tmp___0~9;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 78816#L646-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 72950#L673-30 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 78815#L3425-3 stopRequestedAtCurrentFloor_#t~ret88 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~24 := stopRequestedAtCurrentFloor_#t~ret88;havoc stopRequestedAtCurrentFloor_#t~ret88; 78813#L2810-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~24;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 78812#L2141-4 stopRequestedAtCurrentFloor_#t~ret89 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~9 := stopRequestedAtCurrentFloor_#t~ret89;havoc stopRequestedAtCurrentFloor_#t~ret89; 78811#L2814-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9);stopRequestedAtCurrentFloor_~retValue_acc~25 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~25; 70328#L2827-1 timeShift_#t~ret104 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret104;havoc timeShift_#t~ret104; 78318#L2962-1 assume !(0 != timeShift_~tmp___9~2); 81291#L3053-3 assume !(1 == ~doorState~0); 70405#L3053-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret82, stopRequestedInDirection_#t~ret83, stopRequestedInDirection_#t~ret84, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~22, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~22;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 69681#L646-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 69682#L673-33 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 69389#L3425-4 stopRequestedInDirection_#t~ret82 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret82;havoc stopRequestedInDirection_#t~ret82; 69390#L2693-2 assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 68192#L2141-5 stopRequestedInDirection_#t~ret83 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret83;havoc stopRequestedInDirection_#t~ret83;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~22; 68193#L2706-2 timeShift_#t~ret111 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret111;havoc timeShift_#t~ret111; 68667#L3061-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret85, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 68669#L2750-3 assume !(1 == ~currentHeading~0); 69716#L2760-9 assume !(0 == ~currentFloorID~0); 68302#L2760-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 69696#L2766-11 havoc __utac_acc__Specification1_spec__3_#t~ret50, __utac_acc__Specification1_spec__3_#t~ret51, __utac_acc__Specification1_spec__3_#t~ret52, __utac_acc__Specification1_spec__3_#t~ret53, __utac_acc__Specification1_spec__3_#t~ret54, __utac_acc__Specification1_spec__3_#t~ret55, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~12, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~12;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 78893#L2141-7 __utac_acc__Specification1_spec__3_#t~ret50 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~12 := __utac_acc__Specification1_spec__3_#t~ret50;havoc __utac_acc__Specification1_spec__3_#t~ret50;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~12; 70825#L1682-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 70826#L1683-1 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 78585#L2150-5 __utac_acc__Specification1_spec__3_#t~ret51 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret51;havoc __utac_acc__Specification1_spec__3_#t~ret51; 78586#L1687-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 78856#L1742-1 cleanup_~i~0 := 1 + cleanup_~i~0; 78854#L188-2 [2019-11-28 03:19:52,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:19:52,649 INFO L82 PathProgramCache]: Analyzing trace with hash 1195650365, now seen corresponding path program 3 times [2019-11-28 03:19:52,649 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:19:52,649 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051427583] [2019-11-28 03:19:52,650 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:19:52,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:19:52,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:19:52,715 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051427583] [2019-11-28 03:19:52,715 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 03:19:52,715 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 03:19:52,715 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396227331] [2019-11-28 03:19:52,716 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-28 03:19:52,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:19:52,716 INFO L82 PathProgramCache]: Analyzing trace with hash -926627669, now seen corresponding path program 1 times [2019-11-28 03:19:52,717 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:19:52,718 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396927330] [2019-11-28 03:19:52,718 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:19:52,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:19:52,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:19:52,813 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:19:53,755 WARN L192 SmtUtils]: Spent 930.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 160 [2019-11-28 03:19:54,615 WARN L192 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 124 [2019-11-28 03:19:54,635 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 03:19:54,636 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 03:19:54,636 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 03:19:54,636 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 03:19:54,637 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-28 03:19:54,637 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:19:54,637 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 03:19:54,637 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 03:19:54,637 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product27.cil.c_Iteration4_Loop [2019-11-28 03:19:54,638 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 03:19:54,638 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 03:19:54,669 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,674 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,676 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,719 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,723 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,729 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,789 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,791 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,820 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,822 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,824 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,826 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,828 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,832 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,839 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,847 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,856 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,864 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,873 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,876 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,894 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,902 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,906 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,909 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,928 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:54,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:55,726 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 03:19:55,727 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:19:55,735 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:19:55,735 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 [2019-11-28 03:19:55,744 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 03:19:55,745 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp~26=0} Honda state: {ULTIMATE.start_timeShift_~tmp~26=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:19:55,763 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:19:55,764 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 03:19:55,772 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 03:19:55,773 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 03:19:55,828 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:19:55,828 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 03:19:55,841 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 03:19:55,841 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~4=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:19:55,869 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:19:55,869 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:19:55,874 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 03:19:55,874 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___3~0=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___3~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 03:19:55,896 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:19:55,896 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 03:19:55,900 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 03:19:55,900 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret104=0} Honda state: {ULTIMATE.start_timeShift_#t~ret104=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:19:55,912 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:19:55,913 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 [2019-11-28 03:19:55,917 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 03:19:55,917 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_continueInDirection_#t~ret85=0} Honda state: {ULTIMATE.start_continueInDirection_#t~ret85=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:19:55,933 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:19:55,933 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 03:19:55,937 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 03:19:55,937 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#t~ret70=0} Honda state: {ULTIMATE.start_isIdle_#t~ret70=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:19:55,953 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:19:55,954 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 [2019-11-28 03:19:55,958 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 03:19:55,958 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___2~5=0} Honda state: {ULTIMATE.start_timeShift_~tmp___2~5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:19:55,985 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:19:55,985 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 [2019-11-28 03:19:55,989 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 03:19:55,989 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isExecutiveFloorCalling_#t~ret162=0} Honda state: {ULTIMATE.start_isExecutiveFloorCalling_#t~ret162=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:19:56,005 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:19:56,005 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:19:56,020 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-28 03:19:56,020 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:19:56,597 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-28 03:19:56,599 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 03:19:56,599 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 03:19:56,599 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 03:19:56,599 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 03:19:56,600 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 03:19:56,600 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:19:56,600 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 03:19:56,600 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 03:19:56,600 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product27.cil.c_Iteration4_Loop [2019-11-28 03:19:56,600 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 03:19:56,600 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 03:19:56,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,629 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,645 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,653 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,656 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,805 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,818 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,823 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,838 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,841 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,843 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,845 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,847 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,851 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,854 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,856 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,858 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,861 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,869 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,872 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,874 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,876 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,895 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,897 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,903 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,905 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,909 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,915 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,922 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,979 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,983 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,985 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:56,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:19:57,416 WARN L192 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2019-11-28 03:19:57,992 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 03:19:58,000 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 03:19:58,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:19:58,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:19:58,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:19:58,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:19:58,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:19:58,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:19:58,011 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:19:58,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:19:58,016 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 03:19:58,034 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 [2019-11-28 03:19:58,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:19:58,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:19:58,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:19:58,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:19:58,037 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:19:58,038 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:19:58,038 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:19:58,041 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 03:19:58,054 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 [2019-11-28 03:19:58,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:19:58,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:19:58,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:19:58,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:19:58,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:19:58,058 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:19:58,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:19:58,065 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:19:58,079 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 [2019-11-28 03:19:58,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:19:58,081 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:19:58,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:19:58,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:19:58,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:19:58,082 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:19:58,082 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:19:58,089 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:19:58,107 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 [2019-11-28 03:19:58,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:19:58,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:19:58,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:19:58,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:19:58,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:19:58,110 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:19:58,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:19:58,112 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:19:58,119 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 [2019-11-28 03:19:58,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:19:58,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:19:58,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:19:58,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:19:58,121 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:19:58,121 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:19:58,122 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:19:58,123 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:19:58,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:19:58,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:19:58,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:19:58,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:19:58,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:19:58,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:19:58,133 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:19:58,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:19:58,135 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 03:19:58,141 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 [2019-11-28 03:19:58,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:19:58,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:19:58,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:19:58,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:19:58,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:19:58,144 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:19:58,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:19:58,145 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:19:58,164 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 [2019-11-28 03:19:58,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:19:58,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:19:58,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:19:58,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:19:58,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:19:58,168 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:19:58,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:19:58,172 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-28 03:19:58,196 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2019-11-28 03:19:58,196 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:19:58,207 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-28 03:19:58,207 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-28 03:19:58,207 INFO L510 LassoAnalysis]: Proved termination. [2019-11-28 03:19:58,208 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~0) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~0 Supporting invariants [] Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:19:58,214 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-28 03:19:58,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:19:58,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:19:58,436 INFO L255 TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 03:19:58,447 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:19:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:19:58,507 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 03:19:58,515 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:19:58,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:19:58,579 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2019-11-28 03:19:58,579 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14010 states and 25979 transitions. cyclomatic complexity: 11971 Second operand 5 states. [2019-11-28 03:19:59,038 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14010 states and 25979 transitions. cyclomatic complexity: 11971. Second operand 5 states. Result 23403 states and 43383 transitions. Complement of second has 8 states. [2019-11-28 03:19:59,040 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 [2019-11-28 03:19:59,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-11-28 03:19:59,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 4857 transitions. [2019-11-28 03:19:59,049 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4857 transitions. Stem has 50 letters. Loop has 39 letters. [2019-11-28 03:19:59,052 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:19:59,052 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4857 transitions. Stem has 89 letters. Loop has 39 letters. [2019-11-28 03:19:59,056 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:19:59,056 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4857 transitions. Stem has 50 letters. Loop has 78 letters. [2019-11-28 03:19:59,058 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:19:59,058 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23403 states and 43383 transitions. [2019-11-28 03:19:59,176 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-28 03:19:59,176 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23403 states to 0 states and 0 transitions. [2019-11-28 03:19:59,177 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-28 03:19:59,177 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-28 03:19:59,177 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-28 03:19:59,178 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 03:19:59,178 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 03:19:59,178 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 03:19:59,178 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 03:19:59,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 03:19:59,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 03:19:59,179 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2019-11-28 03:19:59,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 03:19:59,180 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-11-28 03:19:59,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 03:19:59,181 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2019-11-28 03:19:59,181 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-28 03:19:59,181 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 03:19:59,181 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-28 03:19:59,182 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-28 03:19:59,182 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-28 03:19:59,182 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 03:19:59,182 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 03:19:59,182 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 03:19:59,183 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 03:19:59,183 INFO L424 BuchiCegarLoop]: ======== Iteration 5============ [2019-11-28 03:19:59,183 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-28 03:19:59,183 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-28 03:19:59,184 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-28 03:19:59,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 03:19:59 BoogieIcfgContainer [2019-11-28 03:19:59,200 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-28 03:19:59,202 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 03:19:59,202 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 03:19:59,202 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 03:19:59,203 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:19:42" (3/4) ... [2019-11-28 03:19:59,208 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-28 03:19:59,208 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 03:19:59,212 INFO L168 Benchmark]: Toolchain (without parser) took 23029.33 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 868.7 MB). Free memory was 952.3 MB in the beginning and 1.2 GB in the end (delta: -293.7 MB). Peak memory consumption was 575.0 MB. Max. memory is 11.5 GB. [2019-11-28 03:19:59,212 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 03:19:59,214 INFO L168 Benchmark]: CACSL2BoogieTranslator took 968.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -137.0 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2019-11-28 03:19:59,221 INFO L168 Benchmark]: Boogie Procedure Inliner took 227.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. [2019-11-28 03:19:59,222 INFO L168 Benchmark]: Boogie Preprocessor took 230.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. [2019-11-28 03:19:59,224 INFO L168 Benchmark]: RCFGBuilder took 5373.17 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 197.1 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -150.3 MB). Peak memory consumption was 361.2 MB. Max. memory is 11.5 GB. [2019-11-28 03:19:59,231 INFO L168 Benchmark]: BuchiAutomizer took 16217.31 ms. Allocated memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: 530.6 MB). Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -59.2 MB). Peak memory consumption was 471.4 MB. Max. memory is 11.5 GB. [2019-11-28 03:19:59,232 INFO L168 Benchmark]: Witness Printer took 6.57 ms. Allocated memory is still 1.9 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 03:19:59,244 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 968.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -137.0 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 227.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 230.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 5373.17 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 197.1 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -150.3 MB). Peak memory consumption was 361.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 16217.31 ms. Allocated memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: 530.6 MB). Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -59.2 MB). Peak memory consumption was 471.4 MB. Max. memory is 11.5 GB. * Witness Printer took 6.57 ms. Allocated memory is still 1.9 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (4 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 5 locations. 4 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 16.1s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 6.5s. Construction of modules took 4.1s. Büchi inclusion checks took 3.0s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 0. Automata minimization 0.8s AutomataMinimizationTime, 3 MinimizatonAttempts, 33524 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.9s Buchi closure took 0.0s. Biggest automaton had 14010 states and ocurred in iteration 3. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 23971 SDtfs, 81166 SDslu, 63059 SDs, 0 SdLazy, 2641 SolverSat, 719 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.1s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI3 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital181 mio100 ax100 hnf100 lsp15 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq221 hnf87 smp100 dnf203 smp87 tf102 neg97 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 14ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 9 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 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...